annotate roundup/backends/rdbms_common.py @ 2244:ac4f295499a4

fixed journal marshalling in RDBMS backends [SF#943627] fixed handling of key values starting with numbers [SF#941363] fixed journal "param" column size in RDBMS backends
author Richard Jones <richard@users.sourceforge.net>
date Sun, 02 May 2004 23:16:05 +0000
parents ad4b717e12b9
children cd7e6d6288c6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2244
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1 # $Id: rdbms_common.py,v 1.96 2004-05-02 23:16:05 richard Exp $
1244
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
2 ''' Relational database (SQL) backend common code.
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
3
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
4 Basics:
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
5
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
6 - map roundup classes to relational tables
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
7 - automatically detect schema changes and modify the table schemas
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
8 appropriately (we store the "database version" of the schema in the
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
9 database itself as the only row of the "schema" table)
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
10 - multilinks (which represent a many-to-many relationship) are handled through
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
11 intermediate tables
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
12 - journals are stored adjunct to the per-class tables
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
13 - table names and columns have "_" prepended so the names can't clash with
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
14 restricted names (like "order")
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
15 - retirement is determined by the __retired__ column being true
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
16
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
17 Database-specific changes may generally be pushed out to the overridable
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
18 sql_* methods, since everything else should be fairly generic. There's
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
19 probably a bit of work to be done if a database is used that actually
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
20 honors column typing, since the initial databases don't (sqlite stores
1528
96cd422532ef bye bye gadfly - you served your purpose well [SF#701127]
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
21 everything as a string.)
2073
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
22
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
23 The schema of the hyperdb being mapped to the database is stored in the
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
24 database itself as a repr()'ed dictionary of information about each Class
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
25 that maps to a table. If that information differs from the hyperdb schema,
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
26 then we update it. We also store in the schema dict a version which
2073
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
27 allows us to upgrade the database schema when necessary. See upgrade_db().
1244
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
28 '''
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
29 __docformat__ = 'restructuredtext'
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
30
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
31 # standard python modules
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
32 import sys, os, time, re, errno, weakref, copy
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
33
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
34 # roundup modules
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
35 from roundup import hyperdb, date, password, roundupdb, security
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
36 from roundup.hyperdb import String, Password, Date, Interval, Link, \
1417
472c21af7f69 fixed error in indexargs_url (thanks Patrick Ohly)
Richard Jones <richard@users.sourceforge.net>
parents: 1415
diff changeset
37 Multilink, DatabaseError, Boolean, Number, Node
1333
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1304
diff changeset
38 from roundup.backends import locking
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
39
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
40 # support
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
41 from blobfiles import FileStorage
2093
3f6024ab2c7a That's the last of the RDBMS migration steps done! Yay!
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
42 from indexer_rdbms import Indexer
2082
c091cacdc505 Finished implementation of session and one-time-key stores for RDBMS backends.
Richard Jones <richard@users.sourceforge.net>
parents: 2081
diff changeset
43 from sessions_rdbms import Sessions, OneTimeKeys
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
44 from roundup.date import Range
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
45
1173
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
46 # number of rows to keep in memory
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
47 ROW_CACHE_SIZE = 100
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
48
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
49 def _num_cvt(num):
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
50 num = str(num)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
51 try:
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
52 return int(num)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
53 except:
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
54 return float(num)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
55
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
56 class Database(FileStorage, hyperdb.Database, roundupdb.Database):
1173
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
57 ''' Wrapper around an SQL database that presents a hyperdb interface.
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
58
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
59 - some functionality is specific to the actual SQL database, hence
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
60 the sql_* methods that are NotImplemented
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
61 - we keep a cache of the latest ROW_CACHE_SIZE row fetches.
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
62 '''
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
63 def __init__(self, config, journaltag=None):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
64 ''' Open the database and load the schema from it.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
65 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
66 self.config, self.journaltag = config, journaltag
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
67 self.dir = config.DATABASE
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
68 self.classes = {}
2093
3f6024ab2c7a That's the last of the RDBMS migration steps done! Yay!
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
69 self.indexer = Indexer(self)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
70 self.security = security.Security(self)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
71
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
72 # additional transaction support for external files and the like
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
73 self.transactions = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
74
1173
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
75 # keep a cache of the N most recently retrieved rows of any kind
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
76 # (classname, nodeid) = row
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
77 self.cache = {}
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
78 self.cache_lru = []
2237
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
79 self.stats = {'cache_hits': 0, 'cache_misses': 0, 'get_items': 0,
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
80 'filtering': 0}
1173
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
81
1333
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1304
diff changeset
82 # database lock
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1304
diff changeset
83 self.lockfile = None
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1304
diff changeset
84
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
85 # open a connection to the database, creating the "conn" attribute
2082
c091cacdc505 Finished implementation of session and one-time-key stores for RDBMS backends.
Richard Jones <richard@users.sourceforge.net>
parents: 2081
diff changeset
86 self.open_connection()
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
87
1181
49aebf5a8691 some speedups, some fixes to the benchmarking
Richard Jones <richard@users.sourceforge.net>
parents: 1176
diff changeset
88 def clearCache(self):
49aebf5a8691 some speedups, some fixes to the benchmarking
Richard Jones <richard@users.sourceforge.net>
parents: 1176
diff changeset
89 self.cache = {}
49aebf5a8691 some speedups, some fixes to the benchmarking
Richard Jones <richard@users.sourceforge.net>
parents: 1176
diff changeset
90 self.cache_lru = []
49aebf5a8691 some speedups, some fixes to the benchmarking
Richard Jones <richard@users.sourceforge.net>
parents: 1176
diff changeset
91
2082
c091cacdc505 Finished implementation of session and one-time-key stores for RDBMS backends.
Richard Jones <richard@users.sourceforge.net>
parents: 2081
diff changeset
92 def getSessionManager(self):
c091cacdc505 Finished implementation of session and one-time-key stores for RDBMS backends.
Richard Jones <richard@users.sourceforge.net>
parents: 2081
diff changeset
93 return Sessions(self)
c091cacdc505 Finished implementation of session and one-time-key stores for RDBMS backends.
Richard Jones <richard@users.sourceforge.net>
parents: 2081
diff changeset
94
c091cacdc505 Finished implementation of session and one-time-key stores for RDBMS backends.
Richard Jones <richard@users.sourceforge.net>
parents: 2081
diff changeset
95 def getOTKManager(self):
c091cacdc505 Finished implementation of session and one-time-key stores for RDBMS backends.
Richard Jones <richard@users.sourceforge.net>
parents: 2081
diff changeset
96 return OneTimeKeys(self)
c091cacdc505 Finished implementation of session and one-time-key stores for RDBMS backends.
Richard Jones <richard@users.sourceforge.net>
parents: 2081
diff changeset
97
c091cacdc505 Finished implementation of session and one-time-key stores for RDBMS backends.
Richard Jones <richard@users.sourceforge.net>
parents: 2081
diff changeset
98 def open_connection(self):
2073
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
99 ''' Open a connection to the database, creating it if necessary.
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
100
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
101 Must call self.load_dbschema()
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
102 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
103 raise NotImplemented
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
104
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
105 def sql(self, sql, args=None):
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
106 ''' Execute the sql with the optional args.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
107 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
108 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
109 print >>hyperdb.DEBUG, (self, sql, args)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
110 if args:
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
111 self.cursor.execute(sql, args)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
112 else:
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
113 self.cursor.execute(sql)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
114
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
115 def sql_fetchone(self):
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
116 ''' Fetch a single row. If there's nothing to fetch, return None.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
117 '''
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
118 return self.cursor.fetchone()
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
119
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
120 def sql_fetchall(self):
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
121 ''' Fetch all rows. If there's nothing to fetch, return [].
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
122 '''
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
123 return self.cursor.fetchall()
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
124
1170
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
125 def sql_stringquote(self, value):
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
126 ''' Quote the string so it's safe to put in the 'sql quotes'
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
127 '''
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
128 return re.sub("'", "''", str(value))
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
129
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
130 def init_dbschema(self):
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
131 self.database_schema = {
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
132 'version': self.current_db_version,
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
133 'tables': {}
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
134 }
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
135
2073
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
136 def load_dbschema(self):
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
137 ''' Load the schema definition that the database currently implements
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
138 '''
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
139 self.cursor.execute('select schema from schema')
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
140 schema = self.cursor.fetchone()
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
141 if schema:
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
142 self.database_schema = eval(schema[0])
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
143 else:
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
144 self.database_schema = {}
2073
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
145
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
146 def save_dbschema(self, schema):
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
147 ''' Save the schema definition that the database currently implements
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
148 '''
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
149 s = repr(self.database_schema)
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
150 self.sql('insert into schema values (%s)', (s,))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
151
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
152 def post_init(self):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
153 ''' Called once the schema initialisation has finished.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
154
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
155 We should now confirm that the schema defined by our "classes"
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
156 attribute actually matches the schema in the database.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
157 '''
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
158 save = self.upgrade_db()
2073
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
159
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
160 # now detect changes in the schema
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
161 tables = self.database_schema['tables']
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
162 for classname, spec in self.classes.items():
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
163 if tables.has_key(classname):
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
164 dbspec = tables[classname]
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
165 if self.update_class(spec, dbspec):
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
166 tables[classname] = spec.schema()
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
167 save = 1
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
168 else:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
169 self.create_class(spec)
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
170 tables[classname] = spec.schema()
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
171 save = 1
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
172
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
173 for classname, spec in tables.items():
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
174 if not self.classes.has_key(classname):
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
175 self.drop_class(classname, tables[classname])
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
176 del tables[classname]
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
177 save = 1
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
178
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
179 # update the database version of the schema
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
180 if save:
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
181 self.sql('delete from schema')
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
182 self.save_dbschema(self.database_schema)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
183
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
184 # reindex the db if necessary
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
185 if self.indexer.should_reindex():
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
186 self.reindex()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
187
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
188 # commit
2093
3f6024ab2c7a That's the last of the RDBMS migration steps done! Yay!
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
189 self.sql_commit()
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
190
2073
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
191 # update this number when we need to make changes to the SQL structure
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
192 # of the backen database
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
193 current_db_version = 2
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
194 def upgrade_db(self):
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
195 ''' Update the SQL database to reflect changes in the backend code.
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
196
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
197 Return boolean whether we need to save the schema.
2073
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
198 '''
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
199 version = self.database_schema.get('version', 1)
2081
fb4bf55b94d7 *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2077
diff changeset
200 if version == self.current_db_version:
fb4bf55b94d7 *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2077
diff changeset
201 # nothing to do
fb4bf55b94d7 *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2077
diff changeset
202 return 0
fb4bf55b94d7 *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2077
diff changeset
203
2073
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
204 if version == 1:
2100
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
205 # change the schema structure
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
206 self.database_schema = {'tables': self.database_schema}
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
207
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
208 # version 1 didn't have the actor column (note that in
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
209 # MySQL this will also transition the tables to typed columns)
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
210 self.add_new_columns_v2()
2100
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
211
2073
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
212 # version 1 doesn't have the OTK, session and indexing in the
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
213 # database
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
214 self.create_version_2_tables()
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
215
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
216 self.database_schema['version'] = self.current_db_version
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
217 return 1
2073
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
218
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
219
1840
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1838
diff changeset
220 def refresh_database(self):
1951
767ff2a03eee more unit tests to improve coverage (up from 85% to 88% for anydbm! :)
Richard Jones <richard@users.sourceforge.net>
parents: 1926
diff changeset
221 self.post_init()
1840
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1838
diff changeset
222
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
223 def reindex(self):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
224 for klass in self.classes.values():
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
225 for nodeid in klass.list():
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
226 klass.index(nodeid)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
227 self.indexer.save_index()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
228
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
229 hyperdb_to_sql_datatypes = {
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
230 hyperdb.String : 'VARCHAR(255)',
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
231 hyperdb.Date : 'TIMESTAMP',
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
232 hyperdb.Link : 'INTEGER',
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
233 hyperdb.Interval : 'VARCHAR(255)',
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
234 hyperdb.Password : 'VARCHAR(255)',
2166
cd42c3c7173a MySQL and Postgresql use BOOL/BOOLEAN for Boolean types
Richard Jones <richard@users.sourceforge.net>
parents: 2102
diff changeset
235 hyperdb.Boolean : 'BOOLEAN',
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
236 hyperdb.Number : 'REAL',
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
237 }
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
238 def determine_columns(self, properties):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
239 ''' Figure the column names and multilink properties from the spec
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
240
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
241 "properties" is a list of (name, prop) where prop may be an
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
242 instance of a hyperdb "type" _or_ a string repr of that type.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
243 '''
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
244 cols = [
2100
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
245 ('_actor', self.hyperdb_to_sql_datatypes[hyperdb.Link]),
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
246 ('_activity', self.hyperdb_to_sql_datatypes[hyperdb.Date]),
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
247 ('_creator', self.hyperdb_to_sql_datatypes[hyperdb.Link]),
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
248 ('_creation', self.hyperdb_to_sql_datatypes[hyperdb.Date]),
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
249 ]
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
250 mls = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
251 # add the multilinks separately
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
252 for col, prop in properties:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
253 if isinstance(prop, Multilink):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
254 mls.append(col)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
255 continue
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
256
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
257 if isinstance(prop, type('')):
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
258 raise ValueError, "string property spec!"
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
259 #and prop.find('Multilink') != -1:
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
260 #mls.append(col)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
261
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
262 datatype = self.hyperdb_to_sql_datatypes[prop.__class__]
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
263 cols.append(('_'+col, datatype))
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
264
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
265 # Intervals stored as two columns
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
266 if isinstance(prop, Interval):
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
267 cols.append(('__'+col+'_int__', 'BIGINT'))
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
268
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
269 cols.sort()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
270 return cols, mls
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
271
1840
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1838
diff changeset
272 def update_class(self, spec, old_spec, force=0):
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
273 ''' Determine the differences between the current spec and the
1840
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1838
diff changeset
274 database version of the spec, and update where necessary.
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
275
1840
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1838
diff changeset
276 If 'force' is true, update the database anyway.
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
277 '''
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
278 new_has = spec.properties.has_key
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
279 new_spec = spec.schema()
1515
a516bbb9896b fixed rdbms table update detection logic [SF#703297]
Richard Jones <richard@users.sourceforge.net>
parents: 1500
diff changeset
280 new_spec[1].sort()
a516bbb9896b fixed rdbms table update detection logic [SF#703297]
Richard Jones <richard@users.sourceforge.net>
parents: 1500
diff changeset
281 old_spec[1].sort()
1840
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1838
diff changeset
282 if not force and new_spec == old_spec:
1479
405e91b5be46 fixed rdbms mutation of properties
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
283 # no changes
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
284 return 0
1479
405e91b5be46 fixed rdbms mutation of properties
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
285
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
286 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
287 print >>hyperdb.DEBUG, 'update_class FIRING'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
288
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
289 # detect key prop change for potential index change
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
290 keyprop_changes = {}
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
291 if new_spec[0] != old_spec[0]:
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
292 keyprop_changes = {'remove': old_spec[0], 'add': new_spec[0]}
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
293
1479
405e91b5be46 fixed rdbms mutation of properties
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
294 # detect multilinks that have been removed, and drop their table
405e91b5be46 fixed rdbms mutation of properties
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
295 old_has = {}
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
296 for name, prop in old_spec[1]:
1479
405e91b5be46 fixed rdbms mutation of properties
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
297 old_has[name] = 1
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
298 if new_has(name):
1479
405e91b5be46 fixed rdbms mutation of properties
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
299 continue
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
300
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
301 if prop.find('Multilink to') != -1:
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
302 # first drop indexes.
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
303 self.drop_multilink_table_indexes(spec.classname, name)
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
304
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
305 # now the multilink table itself
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
306 sql = 'drop table %s_%s'%(spec.classname, name)
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
307 else:
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
308 # if this is the key prop, drop the index first
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
309 if old_spec[0] == prop:
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
310 self.drop_class_table_key_index(spec.classname, name)
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
311 del keyprop_changes['remove']
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
312
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
313 # drop the column
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
314 sql = 'alter table _%s drop column _%s'%(spec.classname, name)
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
315
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
316 if __debug__:
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
317 print >>hyperdb.DEBUG, 'update_class', (self, sql)
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
318 self.cursor.execute(sql)
1479
405e91b5be46 fixed rdbms mutation of properties
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
319 old_has = old_has.has_key
405e91b5be46 fixed rdbms mutation of properties
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
320
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
321 # if we didn't remove the key prop just then, but the key prop has
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
322 # changed, we still need to remove the old index
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
323 if keyprop_changes.has_key('remove'):
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
324 self.drop_class_table_key_index(spec.classname,
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
325 keyprop_changes['remove'])
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
326
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
327 # add new columns
2196
85954067e496 mysql and postgresql schema mutation now handle added Multilinks; fixed test too
Richard Jones <richard@users.sourceforge.net>
parents: 2185
diff changeset
328 for propname, prop in new_spec[1]:
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
329 if old_has(propname):
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
330 continue
2196
85954067e496 mysql and postgresql schema mutation now handle added Multilinks; fixed test too
Richard Jones <richard@users.sourceforge.net>
parents: 2185
diff changeset
331 prop = spec.properties[propname]
85954067e496 mysql and postgresql schema mutation now handle added Multilinks; fixed test too
Richard Jones <richard@users.sourceforge.net>
parents: 2185
diff changeset
332 if isinstance(prop, Multilink):
85954067e496 mysql and postgresql schema mutation now handle added Multilinks; fixed test too
Richard Jones <richard@users.sourceforge.net>
parents: 2185
diff changeset
333 self.create_multilink_table(spec, propname)
85954067e496 mysql and postgresql schema mutation now handle added Multilinks; fixed test too
Richard Jones <richard@users.sourceforge.net>
parents: 2185
diff changeset
334 else:
85954067e496 mysql and postgresql schema mutation now handle added Multilinks; fixed test too
Richard Jones <richard@users.sourceforge.net>
parents: 2185
diff changeset
335 sql = 'alter table _%s add column _%s varchar(255)'%(
85954067e496 mysql and postgresql schema mutation now handle added Multilinks; fixed test too
Richard Jones <richard@users.sourceforge.net>
parents: 2185
diff changeset
336 spec.classname, propname)
85954067e496 mysql and postgresql schema mutation now handle added Multilinks; fixed test too
Richard Jones <richard@users.sourceforge.net>
parents: 2185
diff changeset
337 if __debug__:
85954067e496 mysql and postgresql schema mutation now handle added Multilinks; fixed test too
Richard Jones <richard@users.sourceforge.net>
parents: 2185
diff changeset
338 print >>hyperdb.DEBUG, 'update_class', (self, sql)
85954067e496 mysql and postgresql schema mutation now handle added Multilinks; fixed test too
Richard Jones <richard@users.sourceforge.net>
parents: 2185
diff changeset
339 self.cursor.execute(sql)
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
340
2196
85954067e496 mysql and postgresql schema mutation now handle added Multilinks; fixed test too
Richard Jones <richard@users.sourceforge.net>
parents: 2185
diff changeset
341 # if the new column is a key prop, we need an index!
85954067e496 mysql and postgresql schema mutation now handle added Multilinks; fixed test too
Richard Jones <richard@users.sourceforge.net>
parents: 2185
diff changeset
342 if new_spec[0] == propname:
85954067e496 mysql and postgresql schema mutation now handle added Multilinks; fixed test too
Richard Jones <richard@users.sourceforge.net>
parents: 2185
diff changeset
343 self.create_class_table_key_index(spec.classname, propname)
85954067e496 mysql and postgresql schema mutation now handle added Multilinks; fixed test too
Richard Jones <richard@users.sourceforge.net>
parents: 2185
diff changeset
344 del keyprop_changes['add']
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
345
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
346 # if we didn't add the key prop just then, but the key prop has
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
347 # changed, we still need to add the new index
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
348 if keyprop_changes.has_key('add'):
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
349 self.create_class_table_key_index(spec.classname,
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
350 keyprop_changes['add'])
1479
405e91b5be46 fixed rdbms mutation of properties
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
351
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
352 return 1
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
353
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
354 def create_class_table(self, spec):
2100
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
355 '''Create the class table for the given Class "spec". Creates the
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
356 indexes too.'''
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
357 cols, mls = self.determine_columns(spec.properties.items())
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
358
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
359 # add on our special columns
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
360 cols.append(('id', 'INTEGER PRIMARY KEY'))
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
361 cols.append(('__retired__', 'INTEGER DEFAULT 0'))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
362
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
363 # create the base table
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
364 scols = ','.join(['%s %s'%x for x in cols])
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
365 sql = 'create table _%s (%s)'%(spec.classname, scols)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
366 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
367 print >>hyperdb.DEBUG, 'create_class', (self, sql)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
368 self.cursor.execute(sql)
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
369
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
370 self.create_class_table_indexes(spec)
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
371
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
372 return cols, mls
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
373
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
374 def create_class_table_indexes(self, spec):
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
375 ''' create the class table for the given spec
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
376 '''
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
377 # create __retired__ index
1836
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
378 index_sql2 = 'create index _%s_retired_idx on _%s(__retired__)'%(
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
379 spec.classname, spec.classname)
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
380 if __debug__:
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
381 print >>hyperdb.DEBUG, 'create_index', (self, index_sql2)
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
382 self.cursor.execute(index_sql2)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
383
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
384 # create index for key property
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
385 if spec.key:
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
386 if __debug__:
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
387 print >>hyperdb.DEBUG, 'update_class setting keyprop %r'% \
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
388 spec.key
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
389 index_sql3 = 'create index _%s_%s_idx on _%s(_%s)'%(
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
390 spec.classname, spec.key,
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
391 spec.classname, spec.key)
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
392 if __debug__:
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
393 print >>hyperdb.DEBUG, 'create_index', (self, index_sql3)
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
394 self.cursor.execute(index_sql3)
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
395
2228
1d1362c54c94 Some doc / comment fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 2217
diff changeset
396 # TODO: create indexes on (selected?) Link property columns, as
1d1362c54c94 Some doc / comment fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 2217
diff changeset
397 # they're more likely to be used for lookup
1d1362c54c94 Some doc / comment fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 2217
diff changeset
398
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
399 def drop_class_table_indexes(self, cn, key):
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
400 # drop the old table indexes first
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
401 l = ['_%s_id_idx'%cn, '_%s_retired_idx'%cn]
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
402 if key:
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
403 l.append('_%s_%s_idx'%(cn, key))
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
404
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
405 table_name = '_%s'%cn
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
406 for index_name in l:
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
407 if not self.sql_index_exists(table_name, index_name):
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
408 continue
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
409 index_sql = 'drop index '+index_name
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
410 if __debug__:
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
411 print >>hyperdb.DEBUG, 'drop_index', (self, index_sql)
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
412 self.cursor.execute(index_sql)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
413
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
414 def create_class_table_key_index(self, cn, key):
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
415 ''' create the class table for the given spec
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
416 '''
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
417 sql = 'create index _%s_%s_idx on _%s(_%s)'%(cn, key, cn, key)
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
418 if __debug__:
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
419 print >>hyperdb.DEBUG, 'create_class_tab_key_index', (self, sql)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
420 self.cursor.execute(sql)
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
421
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
422 def drop_class_table_key_index(self, cn, key):
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
423 table_name = '_%s'%cn
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
424 index_name = '_%s_%s_idx'%(cn, key)
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
425 if not self.sql_index_exists(table_name, index_name):
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
426 return
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
427 sql = 'drop index '+index_name
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
428 if __debug__:
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
429 print >>hyperdb.DEBUG, 'drop_class_tab_key_index', (self, sql)
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
430 self.cursor.execute(sql)
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
431
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
432 def create_journal_table(self, spec):
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
433 ''' create the journal table for a class given the spec and
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
434 already-determined cols
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
435 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
436 # journal table
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
437 cols = ','.join(['%s varchar'%x
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
438 for x in 'nodeid date tag action params'.split()])
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
439 sql = '''create table %s__journal (
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
440 nodeid integer, date timestamp, tag varchar(255),
2244
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
441 action varchar(255), params text)'''%spec.classname
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
442 if __debug__:
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
443 print >>hyperdb.DEBUG, 'create_journal_table', (self, sql)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
444 self.cursor.execute(sql)
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
445 self.create_journal_table_indexes(spec)
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
446
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
447 def create_journal_table_indexes(self, spec):
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
448 # index on nodeid
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
449 sql = 'create index %s_journ_idx on %s__journal(nodeid)'%(
1836
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
450 spec.classname, spec.classname)
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
451 if __debug__:
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
452 print >>hyperdb.DEBUG, 'create_index', (self, sql)
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
453 self.cursor.execute(sql)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
454
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
455 def drop_journal_table_indexes(self, classname):
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
456 index_name = '%s_journ_idx'%classname
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
457 if not self.sql_index_exists('%s__journal'%classname, index_name):
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
458 return
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
459 index_sql = 'drop index '+index_name
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
460 if __debug__:
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
461 print >>hyperdb.DEBUG, 'drop_index', (self, index_sql)
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
462 self.cursor.execute(index_sql)
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
463
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
464 def create_multilink_table(self, spec, ml):
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
465 ''' Create a multilink table for the "ml" property of the class
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
466 given by the spec
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
467 '''
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
468 # create the table
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
469 sql = 'create table %s_%s (linkid varchar, nodeid varchar)'%(
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
470 spec.classname, ml)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
471 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
472 print >>hyperdb.DEBUG, 'create_class', (self, sql)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
473 self.cursor.execute(sql)
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
474 self.create_multilink_table_indexes(spec, ml)
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
475
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
476 def create_multilink_table_indexes(self, spec, ml):
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
477 # create index on linkid
1836
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
478 index_sql = 'create index %s_%s_l_idx on %s_%s(linkid)'%(
2100
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
479 spec.classname, ml, spec.classname, ml)
1836
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
480 if __debug__:
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
481 print >>hyperdb.DEBUG, 'create_index', (self, index_sql)
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
482 self.cursor.execute(index_sql)
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
483
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
484 # create index on nodeid
1836
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
485 index_sql = 'create index %s_%s_n_idx on %s_%s(nodeid)'%(
2100
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
486 spec.classname, ml, spec.classname, ml)
1836
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
487 if __debug__:
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
488 print >>hyperdb.DEBUG, 'create_index', (self, index_sql)
94e430ad4fdb make the RDBMS common backend and the SQLite and MYsql backend create...
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1800
diff changeset
489 self.cursor.execute(index_sql)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
490
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
491 def drop_multilink_table_indexes(self, classname, ml):
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
492 l = [
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
493 '%s_%s_l_idx'%(classname, ml),
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
494 '%s_%s_n_idx'%(classname, ml)
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
495 ]
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
496 table_name = '%s_%s'%(classname, ml)
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
497 for index_name in l:
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
498 if not self.sql_index_exists(table_name, index_name):
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
499 continue
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
500 index_sql = 'drop index %s'%index_name
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
501 if __debug__:
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
502 print >>hyperdb.DEBUG, 'drop_index', (self, index_sql)
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
503 self.cursor.execute(index_sql)
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
504
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
505 def create_class(self, spec):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
506 ''' Create a database table according to the given spec.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
507 '''
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
508 cols, mls = self.create_class_table(spec)
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
509 self.create_journal_table(spec)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
510
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
511 # now create the multilink tables
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
512 for ml in mls:
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
513 self.create_multilink_table(spec, ml)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
514
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
515 def drop_class(self, cn, spec):
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
516 ''' Drop the given table from the database.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
517
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
518 Drop the journal and multilink tables too.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
519 '''
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
520 properties = spec[1]
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
521 # figure the multilinks
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
522 mls = []
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
523 for propanme, prop in properties:
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
524 if isinstance(prop, Multilink):
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
525 mls.append(propname)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
526
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
527 # drop class table and indexes
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
528 self.drop_class_table_indexes(cn, spec[0])
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
529
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
530 self.drop_class_table(cn)
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
531
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
532 # drop journal table and indexes
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
533 self.drop_journal_table_indexes(cn)
1873
f63aa57386b0 Backend improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
534 sql = 'drop table %s__journal'%cn
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
535 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
536 print >>hyperdb.DEBUG, 'drop_class', (self, sql)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
537 self.cursor.execute(sql)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
538
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
539 for ml in mls:
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
540 # drop multilink table and indexes
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
541 self.drop_multilink_table_indexes(cn, ml)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
542 sql = 'drop table %s_%s'%(spec.classname, ml)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
543 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
544 print >>hyperdb.DEBUG, 'drop_class', (self, sql)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
545 self.cursor.execute(sql)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
546
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
547 def drop_class_table(self, cn):
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
548 sql = 'drop table _%s'%cn
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
549 if __debug__:
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
550 print >>hyperdb.DEBUG, 'drop_class', (self, sql)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
551 self.cursor.execute(sql)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
552
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
553 #
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
554 # Classes
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
555 #
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
556 def __getattr__(self, classname):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
557 ''' A convenient way of calling self.getclass(classname).
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
558 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
559 if self.classes.has_key(classname):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
560 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
561 print >>hyperdb.DEBUG, '__getattr__', (self, classname)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
562 return self.classes[classname]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
563 raise AttributeError, classname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
564
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
565 def addclass(self, cl):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
566 ''' Add a Class to the hyperdatabase.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
567 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
568 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
569 print >>hyperdb.DEBUG, 'addclass', (self, cl)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
570 cn = cl.classname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
571 if self.classes.has_key(cn):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
572 raise ValueError, cn
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
573 self.classes[cn] = cl
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
574
2076
2a4309450202 security fixes and doc updates
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
575 # add default Edit and View permissions
2a4309450202 security fixes and doc updates
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
576 self.security.addPermission(name="Edit", klass=cn,
2a4309450202 security fixes and doc updates
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
577 description="User is allowed to edit "+cn)
2a4309450202 security fixes and doc updates
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
578 self.security.addPermission(name="View", klass=cn,
2a4309450202 security fixes and doc updates
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
579 description="User is allowed to access "+cn)
2a4309450202 security fixes and doc updates
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
580
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
581 def getclasses(self):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
582 ''' Return a list of the names of all existing classes.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
583 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
584 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
585 print >>hyperdb.DEBUG, 'getclasses', (self,)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
586 l = self.classes.keys()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
587 l.sort()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
588 return l
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
589
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
590 def getclass(self, classname):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
591 '''Get the Class object representing a particular class.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
592
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
593 If 'classname' is not a valid class name, a KeyError is raised.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
594 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
595 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
596 print >>hyperdb.DEBUG, 'getclass', (self, classname)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
597 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
598 return self.classes[classname]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
599 except KeyError:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
600 raise KeyError, 'There is no class called "%s"'%classname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
601
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
602 def clear(self):
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
603 '''Delete all database contents.
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
604
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
605 Note: I don't commit here, which is different behaviour to the
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
606 "nuke from orbit" behaviour in the dbs.
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
607 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
608 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
609 print >>hyperdb.DEBUG, 'clear', (self,)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
610 for cn in self.classes.keys():
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
611 sql = 'delete from _%s'%cn
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
612 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
613 print >>hyperdb.DEBUG, 'clear', (self, sql)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
614 self.cursor.execute(sql)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
615
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
616 #
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
617 # Nodes
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
618 #
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
619
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
620 hyperdb_to_sql_value = {
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
621 hyperdb.String : str,
2244
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
622 # fractional seconds by default
2102
666402433998 Fix some tests.
Richard Jones <richard@users.sourceforge.net>
parents: 2100
diff changeset
623 hyperdb.Date : lambda x: x.formal(sep=' ', sec='%.3f'),
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
624 hyperdb.Link : int,
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
625 hyperdb.Interval : str,
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
626 hyperdb.Password : str,
2166
cd42c3c7173a MySQL and Postgresql use BOOL/BOOLEAN for Boolean types
Richard Jones <richard@users.sourceforge.net>
parents: 2102
diff changeset
627 hyperdb.Boolean : lambda x: x and 'TRUE' or 'FALSE',
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
628 hyperdb.Number : lambda x: x,
2244
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
629 hyperdb.Multilink : lambda x: x, # used in journal marshalling
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
630 }
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
631 def addnode(self, classname, nodeid, node):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
632 ''' Add the specified node to its class's db.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
633 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
634 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
635 print >>hyperdb.DEBUG, 'addnode', (self, classname, nodeid, node)
1528
96cd422532ef bye bye gadfly - you served your purpose well [SF#701127]
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
636
96cd422532ef bye bye gadfly - you served your purpose well [SF#701127]
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
637 # determine the column definitions and multilink tables
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
638 cl = self.classes[classname]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
639 cols, mls = self.determine_columns(cl.properties.items())
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
640
1189
23b8d1e87fe3 import fixes
Richard Jones <richard@users.sourceforge.net>
parents: 1187
diff changeset
641 # we'll be supplied these props if we're doing an import
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
642 values = node.copy()
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
643 if not values.has_key('creator'):
1189
23b8d1e87fe3 import fixes
Richard Jones <richard@users.sourceforge.net>
parents: 1187
diff changeset
644 # add in the "calculated" properties (dupe so we don't affect
23b8d1e87fe3 import fixes
Richard Jones <richard@users.sourceforge.net>
parents: 1187
diff changeset
645 # calling code's node assumptions)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
646 values['creation'] = values['activity'] = date.Date()
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
647 values['actor'] = values['creator'] = self.getuid()
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
648
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
649 cl = self.classes[classname]
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
650 props = cl.getprops(protected=1)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
651 del props['id']
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
652
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
653 # default the non-multilink columns
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
654 for col, prop in props.items():
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
655 if not values.has_key(col):
1496
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1492
diff changeset
656 if isinstance(prop, Multilink):
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
657 values[col] = []
1496
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1492
diff changeset
658 else:
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
659 values[col] = None
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
660
1173
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
661 # clear this node out of the cache if it's in there
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
662 key = (classname, nodeid)
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
663 if self.cache.has_key(key):
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
664 del self.cache[key]
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
665 self.cache_lru.remove(key)
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
666
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
667 # figure the values to insert
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
668 vals = []
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
669 for col,dt in cols:
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
670 # this is somewhat dodgy....
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
671 if col.endswith('_int__'):
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
672 # XXX eugh, this test suxxors
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
673 value = values[col[2:-6]]
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
674 # this is an Interval special "int" column
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
675 if value is not None:
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
676 vals.append(value.as_seconds())
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
677 else:
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
678 vals.append(value)
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
679 continue
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
680
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
681 prop = props[col[1:]]
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
682 value = values[col[1:]]
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
683 if value:
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
684 value = self.hyperdb_to_sql_value[prop.__class__](value)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
685 vals.append(value)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
686 vals.append(nodeid)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
687 vals = tuple(vals)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
688
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
689 # make sure the ordering is correct for column name -> column value
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
690 s = ','.join([self.arg for x in cols]) + ',%s'%self.arg
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
691 cols = ','.join([col for col,dt in cols]) + ',id'
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
692
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
693 # perform the inserts
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
694 sql = 'insert into _%s (%s) values (%s)'%(classname, cols, s)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
695 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
696 print >>hyperdb.DEBUG, 'addnode', (self, sql, vals)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
697 self.cursor.execute(sql, vals)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
698
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
699 # insert the multilink rows
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
700 for col in mls:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
701 t = '%s_%s'%(classname, col)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
702 for entry in node[col]:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
703 sql = 'insert into %s (linkid, nodeid) values (%s,%s)'%(t,
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
704 self.arg, self.arg)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
705 self.sql(sql, (entry, nodeid))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
706
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
707 def setnode(self, classname, nodeid, values, multilink_changes={}):
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
708 ''' Change the specified node.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
709 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
710 if __debug__:
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
711 print >>hyperdb.DEBUG, 'setnode', (self, classname, nodeid, values)
1173
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
712
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
713 # clear this node out of the cache if it's in there
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
714 key = (classname, nodeid)
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
715 if self.cache.has_key(key):
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
716 del self.cache[key]
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
717 self.cache_lru.remove(key)
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
718
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
719 # add the special props
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
720 values = values.copy()
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
721 values['activity'] = date.Date()
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
722 values['actor'] = self.getuid()
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
723
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
724 cl = self.classes[classname]
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
725 props = cl.getprops()
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
726
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
727 cols = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
728 mls = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
729 # add the multilinks separately
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
730 for col in values.keys():
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
731 prop = props[col]
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
732 if isinstance(prop, Multilink):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
733 mls.append(col)
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
734 elif isinstance(prop, Interval):
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
735 # Intervals store the seconds value too
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
736 cols.append(col)
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
737 # extra leading '_' added by code below
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
738 cols.append('_' +col + '_int__')
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
739 else:
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
740 cols.append(col)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
741 cols.sort()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
742
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
743 # figure the values to insert
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
744 vals = []
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
745 for col in cols:
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
746 if col.endswith('_int__'):
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
747 # XXX eugh, this test suxxors
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
748 # Intervals store the seconds value too
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
749 col = col[1:-6]
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
750 prop = props[col]
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
751 value = values[col]
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
752 if value is None:
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
753 vals.append(None)
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
754 else:
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
755 vals.append(value.as_seconds())
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
756 else:
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
757 prop = props[col]
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
758 value = values[col]
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
759 if value is None:
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
760 e = None
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
761 else:
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
762 e = self.hyperdb_to_sql_value[prop.__class__](value)
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
763 vals.append(e)
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
764
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
765 vals.append(int(nodeid))
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
766 vals = tuple(vals)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
767
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
768 # if there's any updates to regular columns, do them
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
769 if cols:
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
770 # make sure the ordering is correct for column name -> column value
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
771 s = ','.join(['_%s=%s'%(x, self.arg) for x in cols])
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
772 cols = ','.join(cols)
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
773
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
774 # perform the update
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
775 sql = 'update _%s set %s where id=%s'%(classname, s, self.arg)
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
776 if __debug__:
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
777 print >>hyperdb.DEBUG, 'setnode', (self, sql, vals)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
778 self.cursor.execute(sql, vals)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
779
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
780 # we're probably coming from an import, not a change
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
781 if not multilink_changes:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
782 for name in mls:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
783 prop = props[name]
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
784 value = values[name]
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
785
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
786 t = '%s_%s'%(classname, name)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
787
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
788 # clear out previous values for this node
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
789 # XXX numeric ids
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
790 self.sql('delete from %s where nodeid=%s'%(t, self.arg),
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
791 (nodeid,))
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
792
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
793 # insert the values for this node
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
794 for entry in values[name]:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
795 sql = 'insert into %s (linkid, nodeid) values (%s,%s)'%(t,
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
796 self.arg, self.arg)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
797 # XXX numeric ids
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
798 self.sql(sql, (entry, nodeid))
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
799
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
800 # we have multilink changes to apply
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
801 for col, (add, remove) in multilink_changes.items():
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
802 tn = '%s_%s'%(classname, col)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
803 if add:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
804 sql = 'insert into %s (nodeid, linkid) values (%s,%s)'%(tn,
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
805 self.arg, self.arg)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
806 for addid in add:
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
807 # XXX numeric ids
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
808 self.sql(sql, (int(nodeid), int(addid)))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
809 if remove:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
810 sql = 'delete from %s where nodeid=%s and linkid=%s'%(tn,
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
811 self.arg, self.arg)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
812 for removeid in remove:
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
813 # XXX numeric ids
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
814 self.sql(sql, (int(nodeid), int(removeid)))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
815
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
816 sql_to_hyperdb_value = {
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
817 hyperdb.String : str,
2100
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
818 hyperdb.Date : lambda x:date.Date(str(x).replace(' ', '.')),
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
819 # hyperdb.Link : int, # XXX numeric ids
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
820 hyperdb.Link : str,
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
821 hyperdb.Interval : date.Interval,
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
822 hyperdb.Password : lambda x: password.Password(encrypted=x),
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
823 hyperdb.Boolean : int,
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
824 hyperdb.Number : _num_cvt,
2244
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
825 hyperdb.Multilink : lambda x: x, # used in journal marshalling
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
826 }
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
827 def getnode(self, classname, nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
828 ''' Get a node from the database.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
829 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
830 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
831 print >>hyperdb.DEBUG, 'getnode', (self, classname, nodeid)
1173
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
832
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
833 # see if we have this node cached
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
834 key = (classname, nodeid)
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
835 if self.cache.has_key(key):
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
836 # push us back to the top of the LRU
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
837 self.cache_lru.remove(key)
1185
3b0735ef8207 fix to LRU cache
Richard Jones <richard@users.sourceforge.net>
parents: 1183
diff changeset
838 self.cache_lru.insert(0, key)
2237
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
839 if __debug__:
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
840 self.stats['cache_hits'] += 1
1173
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
841 # return the cached information
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
842 return self.cache[key]
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
843
2237
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
844 if __debug__:
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
845 self.stats['cache_misses'] += 1
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
846 start_t = time.time()
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
847
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
848 # figure the columns we're fetching
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
849 cl = self.classes[classname]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
850 cols, mls = self.determine_columns(cl.properties.items())
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
851 scols = ','.join([col for col,dt in cols])
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
852
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
853 # perform the basic property fetch
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
854 sql = 'select %s from _%s where id=%s'%(scols, classname, self.arg)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
855 self.sql(sql, (nodeid,))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
856
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
857 values = self.sql_fetchone()
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
858 if values is None:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
859 raise IndexError, 'no such %s node %s'%(classname, nodeid)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
860
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
861 # make up the node
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
862 node = {}
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
863 props = cl.getprops(protected=1)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
864 for col in range(len(cols)):
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
865 name = cols[col][0][1:]
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
866 if name.endswith('_int__'):
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
867 # XXX eugh, this test suxxors
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
868 # ignore the special Interval-as-seconds column
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
869 continue
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
870 value = values[col]
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
871 if value is not None:
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
872 value = self.sql_to_hyperdb_value[props[name].__class__](value)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
873 node[name] = value
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
874
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
875
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
876 # now the multilinks
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
877 for col in mls:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
878 # get the link ids
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
879 sql = 'select linkid from %s_%s where nodeid=%s'%(classname, col,
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
880 self.arg)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
881 self.cursor.execute(sql, (nodeid,))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
882 # extract the first column from the result
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
883 # XXX numeric ids
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
884 node[col] = [str(x[0]) for x in self.cursor.fetchall()]
1173
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
885
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
886 # save off in the cache
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
887 key = (classname, nodeid)
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
888 self.cache[key] = node
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
889 # update the LRU
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
890 self.cache_lru.insert(0, key)
1185
3b0735ef8207 fix to LRU cache
Richard Jones <richard@users.sourceforge.net>
parents: 1183
diff changeset
891 if len(self.cache_lru) > ROW_CACHE_SIZE:
3b0735ef8207 fix to LRU cache
Richard Jones <richard@users.sourceforge.net>
parents: 1183
diff changeset
892 del self.cache[self.cache_lru.pop()]
1173
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
893
2237
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
894 if __debug__:
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
895 self.stats['get_items'] += (time.time() - start_t)
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
896
1173
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
897 return node
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
898
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
899 def destroynode(self, classname, nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
900 '''Remove a node from the database. Called exclusively by the
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
901 destroy() method on Class.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
902 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
903 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
904 print >>hyperdb.DEBUG, 'destroynode', (self, classname, nodeid)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
905
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
906 # make sure the node exists
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
907 if not self.hasnode(classname, nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
908 raise IndexError, '%s has no node %s'%(classname, nodeid)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
909
1173
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
910 # see if we have this node cached
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
911 if self.cache.has_key((classname, nodeid)):
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
912 del self.cache[(classname, nodeid)]
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
913
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
914 # see if there's any obvious commit actions that we should get rid of
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
915 for entry in self.transactions[:]:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
916 if entry[1][:2] == (classname, nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
917 self.transactions.remove(entry)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
918
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
919 # now do the SQL
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
920 sql = 'delete from _%s where id=%s'%(classname, self.arg)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
921 self.sql(sql, (nodeid,))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
922
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
923 # remove from multilnks
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
924 cl = self.getclass(classname)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
925 x, mls = self.determine_columns(cl.properties.items())
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
926 for col in mls:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
927 # get the link ids
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
928 sql = 'delete from %s_%s where nodeid=%s'%(classname, col, self.arg)
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
929 self.sql(sql, (nodeid,))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
930
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
931 # remove journal entries
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
932 sql = 'delete from %s__journal where nodeid=%s'%(classname, self.arg)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
933 self.sql(sql, (nodeid,))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
934
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
935 def hasnode(self, classname, nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
936 ''' Determine if the database has a given node.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
937 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
938 sql = 'select count(*) from _%s where id=%s'%(classname, self.arg)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
939 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
940 print >>hyperdb.DEBUG, 'hasnode', (self, sql, nodeid)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
941 self.cursor.execute(sql, (nodeid,))
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
942 return int(self.cursor.fetchone()[0])
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
943
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
944 def countnodes(self, classname):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
945 ''' Count the number of nodes that exist for a particular Class.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
946 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
947 sql = 'select count(*) from _%s'%classname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
948 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
949 print >>hyperdb.DEBUG, 'countnodes', (self, sql)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
950 self.cursor.execute(sql)
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
951 return self.cursor.fetchone()[0]
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
952
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
953 def addjournal(self, classname, nodeid, action, params, creator=None,
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
954 creation=None):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
955 ''' Journal the Action
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
956 'action' may be:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
957
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
958 'create' or 'set' -- 'params' is a dictionary of property values
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
959 'link' or 'unlink' -- 'params' is (classname, nodeid, propname)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
960 'retire' -- 'params' is None
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
961 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
962 # handle supply of the special journalling parameters (usually
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
963 # supplied on importing an existing database)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
964 if creator:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
965 journaltag = creator
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
966 else:
1800
a3b1b1dcf639 Use getuid(), not figure_curuserid()
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1794
diff changeset
967 journaltag = self.getuid()
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
968 if creation:
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
969 journaldate = creation
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
970 else:
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
971 journaldate = date.Date()
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
972
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
973 # create the journal entry
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
974 cols = 'nodeid,date,tag,action,params'
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
975
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
976 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
977 print >>hyperdb.DEBUG, 'addjournal', (nodeid, journaldate,
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
978 journaltag, action, params)
2244
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
979
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
980 # make the journalled data marshallable
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
981 if isinstance(params, type({})):
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
982 properties = self.getclass(classname).getprops()
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
983 for param, value in params.items():
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
984 property = properties[param]
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
985 cvt = self.hyperdb_to_sql_value[property.__class__]
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
986 if isinstance(property, Password):
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
987 params[param] = cvt(value)
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
988 elif isinstance(property, Date):
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
989 params[param] = cvt(value)
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
990 elif isinstance(property, Interval):
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
991 params[param] = cvt(value)
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
992 elif isinstance(property, Boolean):
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
993 params[param] = cvt(value)
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
994
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
995 params = repr(params)
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
996
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
997 dc = self.hyperdb_to_sql_value[hyperdb.Date]
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
998 journaldate = dc(journaldate)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
999
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
1000 self.save_journal(classname, cols, nodeid, journaldate,
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1001 journaltag, action, params)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1002
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1003 def setjournal(self, classname, nodeid, journal):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1004 '''Set the journal to the "journal" list.'''
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1005 # clear out any existing entries
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1006 self.sql('delete from %s__journal where nodeid=%s'%(classname,
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1007 self.arg), (nodeid,))
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1008
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1009 # create the journal entry
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1010 cols = 'nodeid,date,tag,action,params'
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1011
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1012 for nodeid, journaldate, journaltag, action, params in journal:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1013 if __debug__:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1014 print >>hyperdb.DEBUG, 'setjournal', (nodeid, journaldate,
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1015 journaltag, action, params)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1016 self.save_journal(classname, cols, nodeid, journaldate,
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1017 journaltag, action, params)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
1018
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1019 def getjournal(self, classname, nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1020 ''' get the journal for id
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1021 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1022 # make sure the node exists
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1023 if not self.hasnode(classname, nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1024 raise IndexError, '%s has no node %s'%(classname, nodeid)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1025
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1026 cols = ','.join('nodeid date tag action params'.split())
2244
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1027 journal = self.load_journal(classname, cols, nodeid)
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1028
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1029 # now unmarshal the data
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1030 dc = self.sql_to_hyperdb_value[hyperdb.Date]
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1031 res = []
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1032 properties = self.getclass(classname).getprops()
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1033 for nodeid, date_stamp, user, action, params in journal:
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1034 params = eval(params)
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1035 for param, value in params.items():
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1036 property = properties[param]
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1037 cvt = self.sql_to_hyperdb_value[property.__class__]
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1038 if isinstance(property, Password):
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1039 params[param] = cvt(value)
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1040 elif isinstance(property, Date):
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1041 params[param] = cvt(value)
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1042 elif isinstance(property, Interval):
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1043 params[param] = cvt(value)
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1044 elif isinstance(property, Boolean):
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1045 params[param] = cvt(value)
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1046 # XXX numeric ids
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1047 res.append((str(nodeid), dc(date_stamp), user, action, params))
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1048 return res
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1049
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1050 def save_journal(self, classname, cols, nodeid, journaldate,
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1051 journaltag, action, params):
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1052 ''' Save the journal entry to the database
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1053 '''
2244
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1054 entry = (nodeid, journaldate, journaltag, action, params)
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1055
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1056 # do the insert
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1057 a = self.arg
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
1058 sql = 'insert into %s__journal (%s) values (%s,%s,%s,%s,%s)'%(
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
1059 classname, cols, a, a, a, a, a)
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1060 if __debug__:
2100
62ed6505cbec MySQL migration of old backend database to new, typed database complete.
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
1061 print >>hyperdb.DEBUG, 'save_journal', (self, sql, entry)
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1062 self.cursor.execute(sql, entry)
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1063
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
1064 def load_journal(self, classname, cols, nodeid):
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1065 ''' Load the journal from the database
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1066 '''
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1067 # now get the journal entries
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1068 sql = 'select %s from %s__journal where nodeid=%s order by date'%(
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1069 cols, classname, self.arg)
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1070 if __debug__:
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1071 print >>hyperdb.DEBUG, 'load_journal', (self, sql, nodeid)
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1072 self.cursor.execute(sql, (nodeid,))
2244
ac4f295499a4 fixed journal marshalling in RDBMS backends [SF#943627]
Richard Jones <richard@users.sourceforge.net>
parents: 2240
diff changeset
1073 return self.cursor.fetchall()
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1074
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1075 def pack(self, pack_before):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1076 ''' Delete all journal entries except "create" before 'pack_before'.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1077 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1078 # get a 'yyyymmddhhmmss' version of the date
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1079 date_stamp = pack_before.serialise()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1080
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1081 # do the delete
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1082 for classname in self.classes.keys():
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1083 sql = "delete from %s__journal where date<%s and "\
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1084 "action<>'create'"%(classname, self.arg)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1085 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1086 print >>hyperdb.DEBUG, 'pack', (self, sql, date_stamp)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
1087 self.cursor.execute(sql, (date_stamp,))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1088
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1089 def sql_commit(self):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1090 ''' Actually commit to the database.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1091 '''
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
1092 if __debug__:
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
1093 print >>hyperdb.DEBUG, '+++ commit database connection +++'
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1094 self.conn.commit()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1095
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1096 def commit(self):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1097 ''' Commit the current transactions.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1098
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1099 Save all data changed since the database was opened or since the
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1100 last commit() or rollback().
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1101 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1102 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1103 print >>hyperdb.DEBUG, 'commit', (self,)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1104
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1105 # commit the database
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1106 self.sql_commit()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1107
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1108 # now, do all the other transaction stuff
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1109 for method, args in self.transactions:
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1110 method(*args)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1111
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1112 # save the indexer state
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1113 self.indexer.save_index()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1114
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1115 # clear out the transactions
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1116 self.transactions = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1117
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1118 def sql_rollback(self):
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1119 self.conn.rollback()
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1120
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1121 def rollback(self):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1122 ''' Reverse all actions from the current transaction.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1123
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1124 Undo all the changes made since the database was opened or the last
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1125 commit() or rollback() was performed.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1126 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1127 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1128 print >>hyperdb.DEBUG, 'rollback', (self,)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1129
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1130 self.sql_rollback()
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1131
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1132 # roll back "other" transaction stuff
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1133 for method, args in self.transactions:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1134 # delete temporary files
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1135 if method == self.doStoreFile:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1136 self.rollbackStoreFile(*args)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1137 self.transactions = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1138
1492
2fc7d4a8c9e7 fixed sqlite rollback/caching bug [SF#689383]
Richard Jones <richard@users.sourceforge.net>
parents: 1484
diff changeset
1139 # clear the cache
2fc7d4a8c9e7 fixed sqlite rollback/caching bug [SF#689383]
Richard Jones <richard@users.sourceforge.net>
parents: 1484
diff changeset
1140 self.clearCache()
2fc7d4a8c9e7 fixed sqlite rollback/caching bug [SF#689383]
Richard Jones <richard@users.sourceforge.net>
parents: 1484
diff changeset
1141
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1142 def sql_close(self):
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
1143 if __debug__:
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
1144 print >>hyperdb.DEBUG, '+++ close database connection +++'
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1145 self.conn.close()
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1146
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1147 def close(self):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1148 ''' Close off the connection.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1149 '''
2093
3f6024ab2c7a That's the last of the RDBMS migration steps done! Yay!
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
1150 self.indexer.close()
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
1151 self.sql_close()
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1152
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1153 #
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1154 # The base Class class
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1155 #
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1156 class Class(hyperdb.Class):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1157 ''' The handle to a particular class of nodes in a hyperdatabase.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1158
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1159 All methods except __repr__ and getnode must be implemented by a
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1160 concrete backend Class.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1161 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1162
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1163 def __init__(self, db, classname, **properties):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1164 '''Create a new class with a given name and property specification.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1166 'classname' must not collide with the name of an existing class,
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1167 or a ValueError is raised. The keyword arguments in 'properties'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1168 must map names to property objects, or a TypeError is raised.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1169 '''
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1170 for name in 'creation activity creator actor'.split():
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1171 if properties.has_key(name):
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1172 raise ValueError, '"creation", "activity", "creator" and '\
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1173 '"actor" are reserved'
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1174
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1175 self.classname = classname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1176 self.properties = properties
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1177 self.db = weakref.proxy(db) # use a weak ref to avoid circularity
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1178 self.key = ''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1179
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1180 # should we journal changes (default yes)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1181 self.do_journal = 1
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1182
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1183 # do the db-related init stuff
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1184 db.addclass(self)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1185
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1186 self.auditors = {'create': [], 'set': [], 'retire': [], 'restore': []}
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1187 self.reactors = {'create': [], 'set': [], 'retire': [], 'restore': []}
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1188
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1189 def schema(self):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1190 ''' A dumpable version of the schema that we can store in the
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1191 database
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1192 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1193 return (self.key, [(x, repr(y)) for x,y in self.properties.items()])
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1194
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1195 def enableJournalling(self):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1196 '''Turn journalling on for this class
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1197 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1198 self.do_journal = 1
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1199
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1200 def disableJournalling(self):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1201 '''Turn journalling off for this class
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1202 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1203 self.do_journal = 0
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1204
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1205 # Editing nodes:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1206 def create(self, **propvalues):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1207 ''' Create a new node of this class and return its id.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1208
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1209 The keyword arguments in 'propvalues' map property names to values.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1210
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1211 The values of arguments must be acceptable for the types of their
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1212 corresponding properties or a TypeError is raised.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1213
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1214 If this class has a key property, it must be present and its value
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1215 must not collide with other key strings or a ValueError is raised.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1216
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1217 Any other properties on this class that are missing from the
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1218 'propvalues' dictionary are set to None.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1219
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1220 If an id in a link or multilink property does not refer to a valid
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1221 node, an IndexError is raised.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1222 '''
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1223 self.fireAuditors('create', None, propvalues)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1224 newid = self.create_inner(**propvalues)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1225 self.fireReactors('create', newid, None)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1226 return newid
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1227
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1228 def create_inner(self, **propvalues):
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1229 ''' Called by create, in-between the audit and react calls.
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1230 '''
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1231 if propvalues.has_key('id'):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1232 raise KeyError, '"id" is reserved'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1233
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1234 if self.db.journaltag is None:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1235 raise DatabaseError, 'Database open read-only'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1236
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1237 if propvalues.has_key('creator') or propvalues.has_key('actor') or \
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1238 propvalues.has_key('creation') or propvalues.has_key('activity'):
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1239 raise KeyError, '"creator", "actor", "creation" and '\
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1240 '"activity" are reserved'
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1241
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1242 # new node's id
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1243 newid = self.db.newid(self.classname)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1244
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1245 # validate propvalues
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1246 num_re = re.compile('^\d+$')
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1247 for key, value in propvalues.items():
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1248 if key == self.key:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1249 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1250 self.lookup(value)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1251 except KeyError:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1252 pass
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1253 else:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1254 raise ValueError, 'node with key "%s" exists'%value
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1255
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1256 # try to handle this property
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1257 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1258 prop = self.properties[key]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1259 except KeyError:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1260 raise KeyError, '"%s" has no property "%s"'%(self.classname,
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1261 key)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1262
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1263 if value is not None and isinstance(prop, Link):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1264 if type(value) != type(''):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1265 raise ValueError, 'link value must be String'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1266 link_class = self.properties[key].classname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1267 # if it isn't a number, it's a key
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1268 if not num_re.match(value):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1269 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1270 value = self.db.classes[link_class].lookup(value)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1271 except (TypeError, KeyError):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1272 raise IndexError, 'new property "%s": %s not a %s'%(
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1273 key, value, link_class)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1274 elif not self.db.getclass(link_class).hasnode(value):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1275 raise IndexError, '%s has no node %s'%(link_class, value)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1276
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1277 # save off the value
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1278 propvalues[key] = value
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1279
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1280 # register the link with the newly linked node
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1281 if self.do_journal and self.properties[key].do_journal:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1282 self.db.addjournal(link_class, value, 'link',
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1283 (self.classname, newid, key))
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1284
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1285 elif isinstance(prop, Multilink):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1286 if type(value) != type([]):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1287 raise TypeError, 'new property "%s" not a list of ids'%key
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1288
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1289 # clean up and validate the list of links
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1290 link_class = self.properties[key].classname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1291 l = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1292 for entry in value:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1293 if type(entry) != type(''):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1294 raise ValueError, '"%s" multilink value (%r) '\
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1295 'must contain Strings'%(key, value)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1296 # if it isn't a number, it's a key
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1297 if not num_re.match(entry):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1298 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1299 entry = self.db.classes[link_class].lookup(entry)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1300 except (TypeError, KeyError):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1301 raise IndexError, 'new property "%s": %s not a %s'%(
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1302 key, entry, self.properties[key].classname)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1303 l.append(entry)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1304 value = l
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1305 propvalues[key] = value
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1306
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1307 # handle additions
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1308 for nodeid in value:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1309 if not self.db.getclass(link_class).hasnode(nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1310 raise IndexError, '%s has no node %s'%(link_class,
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1311 nodeid)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1312 # register the link with the newly linked node
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1313 if self.do_journal and self.properties[key].do_journal:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1314 self.db.addjournal(link_class, nodeid, 'link',
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1315 (self.classname, newid, key))
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1316
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1317 elif isinstance(prop, String):
1383
f19dde90e473 applied unicode patch
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1365
diff changeset
1318 if type(value) != type('') and type(value) != type(u''):
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1319 raise TypeError, 'new property "%s" not a string'%key
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1320 self.db.indexer.add_text((self.classname, newid, key), value)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1321
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1322 elif isinstance(prop, Password):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1323 if not isinstance(value, password.Password):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1324 raise TypeError, 'new property "%s" not a Password'%key
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1325
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1326 elif isinstance(prop, Date):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1327 if value is not None and not isinstance(value, date.Date):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1328 raise TypeError, 'new property "%s" not a Date'%key
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1329
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1330 elif isinstance(prop, Interval):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1331 if value is not None and not isinstance(value, date.Interval):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1332 raise TypeError, 'new property "%s" not an Interval'%key
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1333
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1334 elif value is not None and isinstance(prop, Number):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1335 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1336 float(value)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1337 except ValueError:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1338 raise TypeError, 'new property "%s" not numeric'%key
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1339
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1340 elif value is not None and isinstance(prop, Boolean):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1341 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1342 int(value)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1343 except ValueError:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1344 raise TypeError, 'new property "%s" not boolean'%key
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1345
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1346 # make sure there's data where there needs to be
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1347 for key, prop in self.properties.items():
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1348 if propvalues.has_key(key):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1349 continue
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1350 if key == self.key:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1351 raise ValueError, 'key property "%s" is required'%key
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1352 if isinstance(prop, Multilink):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1353 propvalues[key] = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1354 else:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1355 propvalues[key] = None
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1356
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1357 # done
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1358 self.db.addnode(self.classname, newid, propvalues)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1359 if self.do_journal:
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1295
diff changeset
1360 self.db.addjournal(self.classname, newid, 'create', {})
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1361
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
1362 # XXX numeric ids
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
1363 return str(newid)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1364
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1365 _marker = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1366 def get(self, nodeid, propname, default=_marker, cache=1):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1367 '''Get the value of a property on an existing node of this class.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1368
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1369 'nodeid' must be the id of an existing node of this class or an
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1370 IndexError is raised. 'propname' must be the name of a property
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1371 of this class or a KeyError is raised.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1372
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
1373 'cache' exists for backwards compatibility, and is not used.
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1374 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1375 if propname == 'id':
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1376 return nodeid
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1377
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1378 # get the node's dict
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1379 d = self.db.getnode(self.classname, nodeid)
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1380
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1381 if propname == 'creation':
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1382 if d.has_key('creation'):
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1383 return d['creation']
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1384 else:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1385 return date.Date()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1386 if propname == 'activity':
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1387 if d.has_key('activity'):
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1388 return d['activity']
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1389 else:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1390 return date.Date()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1391 if propname == 'creator':
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1392 if d.has_key('creator'):
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1393 return d['creator']
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1394 else:
1800
a3b1b1dcf639 Use getuid(), not figure_curuserid()
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1794
diff changeset
1395 return self.db.getuid()
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1396 if propname == 'actor':
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1397 if d.has_key('actor'):
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1398 return d['actor']
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1399 else:
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1400 return self.db.getuid()
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1401
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1402 # get the property (raises KeyErorr if invalid)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1403 prop = self.properties[propname]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1404
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1405 if not d.has_key(propname):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1406 if default is self._marker:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1407 if isinstance(prop, Multilink):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1408 return []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1409 else:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1410 return None
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1411 else:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1412 return default
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1413
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1414 # don't pass our list to other code
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1415 if isinstance(prop, Multilink):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1416 return d[propname][:]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1417
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1418 return d[propname]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1419
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1420 def set(self, nodeid, **propvalues):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1421 '''Modify a property on an existing node of this class.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1422
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1423 'nodeid' must be the id of an existing node of this class or an
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1424 IndexError is raised.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1425
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1426 Each key in 'propvalues' must be the name of a property of this
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1427 class or a KeyError is raised.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1428
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1429 All values in 'propvalues' must be acceptable types for their
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1430 corresponding properties or a TypeError is raised.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1431
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1432 If the value of the key property is set, it must not collide with
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1433 other key strings or a ValueError is raised.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1434
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1435 If the value of a Link or Multilink property contains an invalid
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1436 node id, a ValueError is raised.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1437 '''
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1438 self.fireAuditors('set', nodeid, propvalues)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1439 oldvalues = copy.deepcopy(self.db.getnode(self.classname, nodeid))
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1440 propvalues = self.set_inner(nodeid, **propvalues)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1441 self.fireReactors('set', nodeid, oldvalues)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1442 return propvalues
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1443
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1444 def set_inner(self, nodeid, **propvalues):
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1445 ''' Called by set, in-between the audit and react calls.
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1446 '''
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1447 if not propvalues:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1448 return propvalues
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1449
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1450 if propvalues.has_key('creation') or propvalues.has_key('creator') or \
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1451 propvalues.has_key('actor') or propvalues.has_key('activity'):
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1452 raise KeyError, '"creation", "creator", "actor" and '\
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1453 '"activity" are reserved'
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1454
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1455 if propvalues.has_key('id'):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1456 raise KeyError, '"id" is reserved'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1457
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1458 if self.db.journaltag is None:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1459 raise DatabaseError, 'Database open read-only'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1460
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1461 node = self.db.getnode(self.classname, nodeid)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1462 if self.is_retired(nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1463 raise IndexError, 'Requested item is retired'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1464 num_re = re.compile('^\d+$')
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1465
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1466 # if the journal value is to be different, store it in here
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1467 journalvalues = {}
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1468
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1469 # remember the add/remove stuff for multilinks, making it easier
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1470 # for the Database layer to do its stuff
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1471 multilink_changes = {}
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1472
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1473 for propname, value in propvalues.items():
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1474 # check to make sure we're not duplicating an existing key
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1475 if propname == self.key and node[propname] != value:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1476 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1477 self.lookup(value)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1478 except KeyError:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1479 pass
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1480 else:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1481 raise ValueError, 'node with key "%s" exists'%value
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1482
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1483 # this will raise the KeyError if the property isn't valid
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1484 # ... we don't use getprops() here because we only care about
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1485 # the writeable properties.
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1486 try:
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1487 prop = self.properties[propname]
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1488 except KeyError:
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1489 raise KeyError, '"%s" has no property named "%s"'%(
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1490 self.classname, propname)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1491
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1492 # if the value's the same as the existing value, no sense in
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1493 # doing anything
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1295
diff changeset
1494 current = node.get(propname, None)
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1295
diff changeset
1495 if value == current:
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1496 del propvalues[propname]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1497 continue
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1295
diff changeset
1498 journalvalues[propname] = current
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1499
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1500 # do stuff based on the prop type
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1501 if isinstance(prop, Link):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1502 link_class = prop.classname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1503 # if it isn't a number, it's a key
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1504 if value is not None and not isinstance(value, type('')):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1505 raise ValueError, 'property "%s" link value be a string'%(
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1506 propname)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1507 if isinstance(value, type('')) and not num_re.match(value):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1508 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1509 value = self.db.classes[link_class].lookup(value)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1510 except (TypeError, KeyError):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1511 raise IndexError, 'new property "%s": %s not a %s'%(
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1512 propname, value, prop.classname)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1513
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1514 if (value is not None and
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1515 not self.db.getclass(link_class).hasnode(value)):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1516 raise IndexError, '%s has no node %s'%(link_class, value)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1517
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1518 if self.do_journal and prop.do_journal:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1519 # register the unlink with the old linked node
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1520 if node[propname] is not None:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1521 self.db.addjournal(link_class, node[propname], 'unlink',
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1522 (self.classname, nodeid, propname))
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1523
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1524 # register the link with the newly linked node
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1525 if value is not None:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1526 self.db.addjournal(link_class, value, 'link',
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1527 (self.classname, nodeid, propname))
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1528
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1529 elif isinstance(prop, Multilink):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1530 if type(value) != type([]):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1531 raise TypeError, 'new property "%s" not a list of'\
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1532 ' ids'%propname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1533 link_class = self.properties[propname].classname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1534 l = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1535 for entry in value:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1536 # if it isn't a number, it's a key
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1537 if type(entry) != type(''):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1538 raise ValueError, 'new property "%s" link value ' \
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1539 'must be a string'%propname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1540 if not num_re.match(entry):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1541 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1542 entry = self.db.classes[link_class].lookup(entry)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1543 except (TypeError, KeyError):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1544 raise IndexError, 'new property "%s": %s not a %s'%(
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1545 propname, entry,
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1546 self.properties[propname].classname)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1547 l.append(entry)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1548 value = l
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1549 propvalues[propname] = value
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1550
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1551 # figure the journal entry for this property
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1552 add = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1553 remove = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1554
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1555 # handle removals
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1556 if node.has_key(propname):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1557 l = node[propname]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1558 else:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1559 l = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1560 for id in l[:]:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1561 if id in value:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1562 continue
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1563 # register the unlink with the old linked node
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1564 if self.do_journal and self.properties[propname].do_journal:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1565 self.db.addjournal(link_class, id, 'unlink',
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1566 (self.classname, nodeid, propname))
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1567 l.remove(id)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1568 remove.append(id)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1569
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1570 # handle additions
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1571 for id in value:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1572 if not self.db.getclass(link_class).hasnode(id):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1573 raise IndexError, '%s has no node %s'%(link_class, id)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1574 if id in l:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1575 continue
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1576 # register the link with the newly linked node
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1577 if self.do_journal and self.properties[propname].do_journal:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1578 self.db.addjournal(link_class, id, 'link',
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1579 (self.classname, nodeid, propname))
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1580 l.append(id)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1581 add.append(id)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1582
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1583 # figure the journal entry
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1584 l = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1585 if add:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1586 l.append(('+', add))
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1587 if remove:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1588 l.append(('-', remove))
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1589 multilink_changes[propname] = (add, remove)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1590 if l:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1591 journalvalues[propname] = tuple(l)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1592
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1593 elif isinstance(prop, String):
1383
f19dde90e473 applied unicode patch
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1365
diff changeset
1594 if value is not None and type(value) != type('') and type(value) != type(u''):
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1595 raise TypeError, 'new property "%s" not a string'%propname
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1596 self.db.indexer.add_text((self.classname, nodeid, propname),
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1597 value)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1598
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1599 elif isinstance(prop, Password):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1600 if not isinstance(value, password.Password):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1601 raise TypeError, 'new property "%s" not a Password'%propname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1602 propvalues[propname] = value
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1603
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1604 elif value is not None and isinstance(prop, Date):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1605 if not isinstance(value, date.Date):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1606 raise TypeError, 'new property "%s" not a Date'% propname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1607 propvalues[propname] = value
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1608
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1609 elif value is not None and isinstance(prop, Interval):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1610 if not isinstance(value, date.Interval):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1611 raise TypeError, 'new property "%s" not an '\
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1612 'Interval'%propname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1613 propvalues[propname] = value
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1614
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1615 elif value is not None and isinstance(prop, Number):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1616 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1617 float(value)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1618 except ValueError:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1619 raise TypeError, 'new property "%s" not numeric'%propname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1620
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1621 elif value is not None and isinstance(prop, Boolean):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1622 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1623 int(value)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1624 except ValueError:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1625 raise TypeError, 'new property "%s" not boolean'%propname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1626
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1627 # nothing to do?
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1628 if not propvalues:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1629 return propvalues
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1630
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1631 # do the set, and journal it
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1632 self.db.setnode(self.classname, nodeid, propvalues, multilink_changes)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1633
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1634 if self.do_journal:
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1295
diff changeset
1635 self.db.addjournal(self.classname, nodeid, 'set', journalvalues)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1636
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1637 return propvalues
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1638
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1639 def retire(self, nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1640 '''Retire a node.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1641
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1642 The properties on the node remain available from the get() method,
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1643 and the node's id is never reused.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1644
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1645 Retired nodes are not returned by the find(), list(), or lookup()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1646 methods, and other nodes may reuse the values of their key properties.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1647 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1648 if self.db.journaltag is None:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1649 raise DatabaseError, 'Database open read-only'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1650
1345
618aa9c37d65 fire auditors and reactors in rdbms retire (thanks Sheila King)
Richard Jones <richard@users.sourceforge.net>
parents: 1333
diff changeset
1651 self.fireAuditors('retire', nodeid, None)
618aa9c37d65 fire auditors and reactors in rdbms retire (thanks Sheila King)
Richard Jones <richard@users.sourceforge.net>
parents: 1333
diff changeset
1652
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1653 # use the arg for __retired__ to cope with any odd database type
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1654 # conversion (hello, sqlite)
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1655 sql = 'update _%s set __retired__=%s where id=%s'%(self.classname,
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1656 self.db.arg, self.db.arg)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1657 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1658 print >>hyperdb.DEBUG, 'retire', (self, sql, nodeid)
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1659 self.db.cursor.execute(sql, (1, nodeid))
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1660 if self.do_journal:
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1661 self.db.addjournal(self.classname, nodeid, 'retired', None)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1662
1345
618aa9c37d65 fire auditors and reactors in rdbms retire (thanks Sheila King)
Richard Jones <richard@users.sourceforge.net>
parents: 1333
diff changeset
1663 self.fireReactors('retire', nodeid, None)
618aa9c37d65 fire auditors and reactors in rdbms retire (thanks Sheila King)
Richard Jones <richard@users.sourceforge.net>
parents: 1333
diff changeset
1664
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1665 def restore(self, nodeid):
1740
5ca448ff8052 don't have RDBMS backends list retired nodes [SF#767319]
Richard Jones <richard@users.sourceforge.net>
parents: 1719
diff changeset
1666 '''Restore a retired node.
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1667
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1668 Make node available for all operations like it was before retirement.
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1669 '''
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1670 if self.db.journaltag is None:
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1671 raise DatabaseError, 'Database open read-only'
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1672
1523
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1673 node = self.db.getnode(self.classname, nodeid)
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1674 # check if key property was overrided
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1675 key = self.getkey()
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1676 try:
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1677 id = self.lookup(node[key])
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1678 except KeyError:
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1679 pass
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1680 else:
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1681 raise KeyError, "Key property (%s) of retired node clashes with \
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1682 existing one (%s)" % (key, node[key])
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1683
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1684 self.fireAuditors('restore', nodeid, None)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1685 # use the arg for __retired__ to cope with any odd database type
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1686 # conversion (hello, sqlite)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1687 sql = 'update _%s set __retired__=%s where id=%s'%(self.classname,
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1688 self.db.arg, self.db.arg)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1689 if __debug__:
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1690 print >>hyperdb.DEBUG, 'restore', (self, sql, nodeid)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1691 self.db.cursor.execute(sql, (0, nodeid))
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1692 if self.do_journal:
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1693 self.db.addjournal(self.classname, nodeid, 'restored', None)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1694
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1695 self.fireReactors('restore', nodeid, None)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1515
diff changeset
1696
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1697 def is_retired(self, nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1698 '''Return true if the node is rerired
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1699 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1700 sql = 'select __retired__ from _%s where id=%s'%(self.classname,
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1701 self.db.arg)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1702 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1703 print >>hyperdb.DEBUG, 'is_retired', (self, sql, nodeid)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
1704 self.db.cursor.execute(sql, (nodeid,))
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
1705 return int(self.db.sql_fetchone()[0])
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1706
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1707 def destroy(self, nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1708 '''Destroy a node.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1709
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1710 WARNING: this method should never be used except in extremely rare
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1711 situations where there could never be links to the node being
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1712 deleted
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1713
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1714 WARNING: use retire() instead
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1715
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1716 WARNING: the properties of this node will not be available ever again
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1717
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1718 WARNING: really, use retire() instead
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1719
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1720 Well, I think that's enough warnings. This method exists mostly to
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1721 support the session storage of the cgi interface.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1722
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1723 The node is completely removed from the hyperdb, including all journal
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1724 entries. It will no longer be available, and will generally break code
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1725 if there are any references to the node.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1726 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1727 if self.db.journaltag is None:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1728 raise DatabaseError, 'Database open read-only'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1729 self.db.destroynode(self.classname, nodeid)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1730
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1731 def history(self, nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1732 '''Retrieve the journal of edits on a particular node.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1733
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1734 'nodeid' must be the id of an existing node of this class or an
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1735 IndexError is raised.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1736
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1737 The returned list contains tuples of the form
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1738
1409
8dc60d87ab42 Fixed a backlog of bug reports, and worked on python 2.3 compatibility:
Richard Jones <richard@users.sourceforge.net>
parents: 1383
diff changeset
1739 (nodeid, date, tag, action, params)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1740
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1741 'date' is a Timestamp object specifying the time of the change and
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1742 'tag' is the journaltag specified when the database was opened.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1743 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1744 if not self.do_journal:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1745 raise ValueError, 'Journalling is disabled for this class'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1746 return self.db.getjournal(self.classname, nodeid)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1747
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1748 # Locating nodes:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1749 def hasnode(self, nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1750 '''Determine if the given nodeid actually exists
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1751 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1752 return self.db.hasnode(self.classname, nodeid)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1753
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1754 def setkey(self, propname):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1755 '''Select a String property of this class to be the key property.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1756
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1757 'propname' must be the name of a String property of this class or
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1758 None, or a TypeError is raised. The values of the key property on
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1759 all existing nodes must be unique or a ValueError is raised.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1760 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1761 prop = self.getprops()[propname]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1762 if not isinstance(prop, String):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1763 raise TypeError, 'key properties must be String'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1764 self.key = propname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1765
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1766 def getkey(self):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1767 '''Return the name of the key property for this class or None.'''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1768 return self.key
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1769
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1770 def labelprop(self, default_to_id=0):
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1771 '''Return the property name for a label for the given node.
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1772
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1773 This method attempts to generate a consistent label for the node.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1774 It tries the following in order:
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1775
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1776 1. key property
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1777 2. "name" property
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1778 3. "title" property
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1779 4. first property from the sorted property name list
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1780 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1781 k = self.getkey()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1782 if k:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1783 return k
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1784 props = self.getprops()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1785 if props.has_key('name'):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1786 return 'name'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1787 elif props.has_key('title'):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1788 return 'title'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1789 if default_to_id:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1790 return 'id'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1791 props = props.keys()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1792 props.sort()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1793 return props[0]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1794
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1795 def lookup(self, keyvalue):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1796 '''Locate a particular node by its key property and return its id.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1797
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1798 If this class has no key property, a TypeError is raised. If the
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1799 'keyvalue' matches one of the values for the key property among
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1800 the nodes in this class, the matching node's id is returned;
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1801 otherwise a KeyError is raised.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1802 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1803 if not self.key:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1804 raise TypeError, 'No key property set for class %s'%self.classname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1805
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1806 # use the arg to handle any odd database type conversion (hello,
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1807 # sqlite)
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1808 sql = "select id from _%s where _%s=%s and __retired__ <> %s"%(
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1809 self.classname, self.key, self.db.arg, self.db.arg)
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1810 self.db.sql(sql, (keyvalue, 1))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1811
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1812 # see if there was a result that's not retired
1203
735adcbfc665 fix to SQL lookup() and retirement
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
1813 row = self.db.sql_fetchone()
735adcbfc665 fix to SQL lookup() and retirement
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
1814 if not row:
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1815 raise KeyError, 'No key (%s) value "%s" for "%s"'%(self.key,
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
1816 keyvalue, self.classname)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1817
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1818 # return the id
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
1819 # XXX numeric ids
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
1820 return str(row[0])
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1821
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1822 def find(self, **propspec):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1823 '''Get the ids of nodes in this class which link to the given nodes.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1824
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1825 'propspec' consists of keyword args propname=nodeid or
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1826 propname={nodeid:1, }
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1827 'propname' must be the name of a property in this class, or a
1912
2b0ab61db194 fixes for [SF#818339]
Richard Jones <richard@users.sourceforge.net>
parents: 1911
diff changeset
1828 KeyError is raised. That property must be a Link or
2b0ab61db194 fixes for [SF#818339]
Richard Jones <richard@users.sourceforge.net>
parents: 1911
diff changeset
1829 Multilink property, or a TypeError is raised.
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1830
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1831 Any node in this class whose 'propname' property links to any of the
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1832 nodeids will be returned. Used by the full text indexing, which knows
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1833 that "foo" occurs in msg1, msg3 and file7, so we have hits on these
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1834 issues:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1835
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1836 db.issue.find(messages={'1':1,'3':1}, files={'7':1})
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1837 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1838 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1839 print >>hyperdb.DEBUG, 'find', (self, propspec)
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1840
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1841 # shortcut
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1842 if not propspec:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1843 return []
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1844
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1845 # validate the args
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1846 props = self.getprops()
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1847 propspec = propspec.items()
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1848 for propname, nodeids in propspec:
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1849 # check the prop is OK
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1850 prop = props[propname]
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1851 if not isinstance(prop, Link) and not isinstance(prop, Multilink):
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1852 raise TypeError, "'%s' not a Link/Multilink property"%propname
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1853
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1854 # first, links
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1855 a = self.db.arg
1986
910b39f8c5b8 use the upload-supplied content-type if there is one
Richard Jones <richard@users.sourceforge.net>
parents: 1951
diff changeset
1856 allvalues = (1,)
1988
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1857 o = []
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1858 where = []
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1859 for prop, values in propspec:
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1860 if not isinstance(props[prop], hyperdb.Link):
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1861 continue
1912
2b0ab61db194 fixes for [SF#818339]
Richard Jones <richard@users.sourceforge.net>
parents: 1911
diff changeset
1862 if type(values) is type({}) and len(values) == 1:
2b0ab61db194 fixes for [SF#818339]
Richard Jones <richard@users.sourceforge.net>
parents: 1911
diff changeset
1863 values = values.keys()[0]
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1864 if type(values) is type(''):
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1865 allvalues += (values,)
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1866 where.append('_%s = %s'%(prop, a))
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1557
diff changeset
1867 elif values is None:
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1557
diff changeset
1868 where.append('_%s is NULL'%prop)
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1869 else:
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1870 allvalues += tuple(values.keys())
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1871 where.append('_%s in (%s)'%(prop, ','.join([a]*len(values))))
1988
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1872 tables = ['_%s'%self.classname]
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1873 if where:
1988
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1874 o.append('(' + ' and '.join(where) + ')')
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1875
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1876 # now multilinks
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1877 for prop, values in propspec:
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1878 if not isinstance(props[prop], hyperdb.Multilink):
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1879 continue
1988
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1880 if not values:
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1881 continue
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1882 if type(values) is type(''):
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1883 allvalues += (values,)
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1884 s = a
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1885 else:
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1886 allvalues += tuple(values.keys())
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1212
diff changeset
1887 s = ','.join([a]*len(values))
1988
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1888 tn = '%s_%s'%(self.classname, prop)
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1889 tables.append(tn)
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1890 o.append('(id=%s.nodeid and %s.linkid in (%s))'%(tn, tn, s))
1986
910b39f8c5b8 use the upload-supplied content-type if there is one
Richard Jones <richard@users.sourceforge.net>
parents: 1951
diff changeset
1891
1988
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1892 if not o:
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1893 return []
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1894 elif len(o) > 1:
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1895 o = '(' + ' or '.join(['(%s)'%i for i in o]) + ')'
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1896 else:
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1897 o = o[0]
5660b89f8903 more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents: 1986
diff changeset
1898 t = ', '.join(tables)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
1899 sql = 'select distinct(id) from %s where __retired__ <> %s and %s'%(
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
1900 t, a, o)
1183
08a13a84ed43 Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents: 1181
diff changeset
1901 self.db.sql(sql, allvalues)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
1902 # XXX numeric ids
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
1903 l = [str(x[0]) for x in self.db.sql_fetchall()]
1195
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1904 if __debug__:
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1905 print >>hyperdb.DEBUG, 'find ... ', l
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1906 return l
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1907
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1908 def stringFind(self, **requirements):
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1909 '''Locate a particular node by matching a set of its String
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1910 properties in a caseless search.
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1911
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1912 If the property is not a String property, a TypeError is raised.
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1913
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1914 The return is a list of the id of all nodes that match.
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1915 '''
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1916 where = []
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1917 args = []
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1918 for propname in requirements.keys():
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1919 prop = self.properties[propname]
1951
767ff2a03eee more unit tests to improve coverage (up from 85% to 88% for anydbm! :)
Richard Jones <richard@users.sourceforge.net>
parents: 1926
diff changeset
1920 if not isinstance(prop, String):
1195
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1921 raise TypeError, "'%s' not a String property"%propname
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1922 where.append(propname)
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1923 args.append(requirements[propname].lower())
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1924
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1925 # generate the where clause
1549
a53a7e197360 fixed rdbms email address lookup (case insensitivity)
Richard Jones <richard@users.sourceforge.net>
parents: 1539
diff changeset
1926 s = ' and '.join(['lower(_%s)=%s'%(col, self.db.arg) for col in where])
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
1927 sql = 'select id from _%s where %s and __retired__<>%s'%(
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
1928 self.classname, s, self.db.arg)
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
1929 args.append(1)
1195
e0032f4ab334 added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents: 1189
diff changeset
1930 self.db.sql(sql, tuple(args))
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
1931 # XXX numeric ids
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
1932 l = [str(x[0]) for x in self.db.sql_fetchall()]
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1933 if __debug__:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1934 print >>hyperdb.DEBUG, 'find ... ', l
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1935 return l
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1936
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1937 def list(self):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1938 ''' Return a list of the ids of the active nodes in this class.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1939 '''
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1479
diff changeset
1940 return self.getnodeids(retired=0)
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1479
diff changeset
1941
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1479
diff changeset
1942 def getnodeids(self, retired=None):
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1479
diff changeset
1943 ''' Retrieve all the ids of the nodes for a particular Class.
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1479
diff changeset
1944
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1479
diff changeset
1945 Set retired=None to get all nodes. Otherwise it'll get all the
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1479
diff changeset
1946 retired or non-retired nodes, depending on the flag.
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1479
diff changeset
1947 '''
1707
3d627e34f18e sqlite backend now passes all tests under 2.3.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1599
diff changeset
1948 # flip the sense of the 'retired' flag if we don't want all of them
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1479
diff changeset
1949 if retired is not None:
1719
eeb167fb8faf *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 1707
diff changeset
1950 if retired:
eeb167fb8faf *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 1707
diff changeset
1951 args = (0, )
eeb167fb8faf *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 1707
diff changeset
1952 else:
eeb167fb8faf *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 1707
diff changeset
1953 args = (1, )
1539
800b5896e14a fixed rdbms export - getnodeids in particular with NULL values
Richard Jones <richard@users.sourceforge.net>
parents: 1528
diff changeset
1954 sql = 'select id from _%s where __retired__ <> %s'%(self.classname,
800b5896e14a fixed rdbms export - getnodeids in particular with NULL values
Richard Jones <richard@users.sourceforge.net>
parents: 1528
diff changeset
1955 self.db.arg)
800b5896e14a fixed rdbms export - getnodeids in particular with NULL values
Richard Jones <richard@users.sourceforge.net>
parents: 1528
diff changeset
1956 else:
800b5896e14a fixed rdbms export - getnodeids in particular with NULL values
Richard Jones <richard@users.sourceforge.net>
parents: 1528
diff changeset
1957 args = ()
800b5896e14a fixed rdbms export - getnodeids in particular with NULL values
Richard Jones <richard@users.sourceforge.net>
parents: 1528
diff changeset
1958 sql = 'select id from _%s'%self.classname
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1479
diff changeset
1959 if __debug__:
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1479
diff changeset
1960 print >>hyperdb.DEBUG, 'getnodeids', (self, sql, retired)
1539
800b5896e14a fixed rdbms export - getnodeids in particular with NULL values
Richard Jones <richard@users.sourceforge.net>
parents: 1528
diff changeset
1961 self.db.cursor.execute(sql, args)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
1962 # XXX numeric ids
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
1963 ids = [str(x[0]) for x in self.db.cursor.fetchall()]
1539
800b5896e14a fixed rdbms export - getnodeids in particular with NULL values
Richard Jones <richard@users.sourceforge.net>
parents: 1528
diff changeset
1964 return ids
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1965
1249
6c24a86a12ae Fixes for SourceForge tracker bugs.
Richard Jones <richard@users.sourceforge.net>
parents: 1244
diff changeset
1966 def filter(self, search_matches, filterspec, sort=(None,None),
6c24a86a12ae Fixes for SourceForge tracker bugs.
Richard Jones <richard@users.sourceforge.net>
parents: 1244
diff changeset
1967 group=(None,None)):
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1968 '''Return a list of the ids of the active nodes in this class that
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1969 match the 'filter' spec, sorted by the group spec and then the
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1970 sort spec
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1971
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1972 "filterspec" is {propname: value(s)}
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1973
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1974 "sort" and "group" are (dir, prop) where dir is '+', '-' or None
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1975 and prop is a prop name or None
1170
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
1976
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1977 "search_matches" is {nodeid: marker}
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1978
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1979 The filter must match all properties specificed - but if the
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1980 property value to match is a list, any one of the values in the
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1988
diff changeset
1981 list may match for that property to match.
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1982 '''
1205
0df08772f166 fix to SQL filtering
Richard Jones <richard@users.sourceforge.net>
parents: 1203
diff changeset
1983 # just don't bother if the full-text search matched diddly
0df08772f166 fix to SQL filtering
Richard Jones <richard@users.sourceforge.net>
parents: 1203
diff changeset
1984 if search_matches == {}:
0df08772f166 fix to SQL filtering
Richard Jones <richard@users.sourceforge.net>
parents: 1203
diff changeset
1985 return []
0df08772f166 fix to SQL filtering
Richard Jones <richard@users.sourceforge.net>
parents: 1203
diff changeset
1986
2237
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
1987 if __debug__:
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
1988 start_t = time.time()
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
1989
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1990 cn = self.classname
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1991
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1992 timezone = self.db.getUserTimezone()
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1993
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1994 # figure the WHERE clause from the filterspec
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1995 props = self.getprops()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1996 frum = ['_'+cn]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1997 where = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1998 args = []
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
1999 a = self.db.arg
2240
ad4b717e12b9 Small optimisation to only use "select distinct(id) ..."...
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
2000 mlfilt = False # are we joining with Multilink tables?
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2001 for k, v in filterspec.items():
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2002 propclass = props[k]
1170
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2003 # now do other where clause stuff
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2004 if isinstance(propclass, Multilink):
2240
ad4b717e12b9 Small optimisation to only use "select distinct(id) ..."...
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
2005 mlfilt = True
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2006 tn = '%s_%s'%(cn, k)
1556
9e89f5394f6c handle myriad of argument types to filter()
Richard Jones <richard@users.sourceforge.net>
parents: 1555
diff changeset
2007 if v in ('-1', ['-1']):
9e89f5394f6c handle myriad of argument types to filter()
Richard Jones <richard@users.sourceforge.net>
parents: 1555
diff changeset
2008 # only match rows that have count(linkid)=0 in the
9e89f5394f6c handle myriad of argument types to filter()
Richard Jones <richard@users.sourceforge.net>
parents: 1555
diff changeset
2009 # corresponding multilink table)
9e89f5394f6c handle myriad of argument types to filter()
Richard Jones <richard@users.sourceforge.net>
parents: 1555
diff changeset
2010 where.append('id not in (select nodeid from %s)'%tn)
9e89f5394f6c handle myriad of argument types to filter()
Richard Jones <richard@users.sourceforge.net>
parents: 1555
diff changeset
2011 elif isinstance(v, type([])):
1555
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1549
diff changeset
2012 frum.append(tn)
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1173
diff changeset
2013 s = ','.join([a for x in v])
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2014 where.append('id=%s.nodeid and %s.linkid in (%s)'%(tn,tn,s))
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2015 args = args + v
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2016 else:
1555
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1549
diff changeset
2017 frum.append(tn)
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1549
diff changeset
2018 where.append('id=%s.nodeid and %s.linkid=%s'%(tn, tn, a))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2019 args.append(v)
1365
4884fb0860f9 fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents: 1351
diff changeset
2020 elif k == 'id':
4884fb0860f9 fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents: 1351
diff changeset
2021 if isinstance(v, type([])):
4884fb0860f9 fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents: 1351
diff changeset
2022 s = ','.join([a for x in v])
4884fb0860f9 fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents: 1351
diff changeset
2023 where.append('%s in (%s)'%(k, s))
4884fb0860f9 fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents: 1351
diff changeset
2024 args = args + v
4884fb0860f9 fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents: 1351
diff changeset
2025 else:
4884fb0860f9 fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents: 1351
diff changeset
2026 where.append('%s=%s'%(k, a))
4884fb0860f9 fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents: 1351
diff changeset
2027 args.append(v)
1170
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2028 elif isinstance(propclass, String):
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2029 if not isinstance(v, type([])):
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2030 v = [v]
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2031
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2032 # Quote the bits in the string that need it and then embed
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2033 # in a "substring" search. Note - need to quote the '%' so
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2034 # they make it through the python layer happily
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2035 v = ['%%'+self.db.sql_stringquote(s)+'%%' for s in v]
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2036
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2037 # now add to the where clause
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2038 where.append(' or '.join(["_%s LIKE '%s'"%(k, s) for s in v]))
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2039 # note: args are embedded in the query string now
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2040 elif isinstance(propclass, Link):
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2041 if isinstance(v, type([])):
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2042 if '-1' in v:
1578
ba13c04814f0 don't modify filterspec passed in (bad Richard)
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
2043 v = v[:]
1170
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2044 v.remove('-1')
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2045 xtra = ' or _%s is NULL'%k
1173
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
2046 else:
58f1a2c174ed simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents: 1172
diff changeset
2047 xtra = ''
1295
9c3459cb8ab6 work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents: 1252
diff changeset
2048 if v:
9c3459cb8ab6 work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents: 1252
diff changeset
2049 s = ','.join([a for x in v])
9c3459cb8ab6 work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents: 1252
diff changeset
2050 where.append('(_%s in (%s)%s)'%(k, s, xtra))
9c3459cb8ab6 work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents: 1252
diff changeset
2051 args = args + v
9c3459cb8ab6 work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents: 1252
diff changeset
2052 else:
9c3459cb8ab6 work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents: 1252
diff changeset
2053 where.append('_%s is NULL'%k)
1170
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2054 else:
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2055 if v == '-1':
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2056 v = None
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2057 where.append('_%s is NULL'%k)
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2058 else:
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2059 where.append('_%s=%s'%(k, a))
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2060 args.append(v)
1351
d1bfb479e527 fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents: 1345
diff changeset
2061 elif isinstance(propclass, Date):
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
2062 dc = self.db.hyperdb_to_sql_value[hyperdb.Date]
1351
d1bfb479e527 fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents: 1345
diff changeset
2063 if isinstance(v, type([])):
d1bfb479e527 fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents: 1345
diff changeset
2064 s = ','.join([a for x in v])
d1bfb479e527 fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents: 1345
diff changeset
2065 where.append('_%s in (%s)'%(k, s))
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
2066 args = args + [dc(date.Date(v)) for x in v]
1351
d1bfb479e527 fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents: 1345
diff changeset
2067 else:
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
2068 try:
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
2069 # Try to filter on range of dates
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
2070 date_rng = Range(v, date.Date, offset=timezone)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
2071 if date_rng.from_value:
1599
cc96bf971b33 extended date syntax to make range searches even more useful
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1596
diff changeset
2072 where.append('_%s >= %s'%(k, a))
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
2073 args.append(dc(date_rng.from_value))
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
2074 if date_rng.to_value:
1599
cc96bf971b33 extended date syntax to make range searches even more useful
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1596
diff changeset
2075 where.append('_%s <= %s'%(k, a))
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
2076 args.append(dc(date_rng.to_value))
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
2077 except ValueError:
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
2078 # If range creation fails - ignore that search parameter
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
2079 pass
1351
d1bfb479e527 fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents: 1345
diff changeset
2080 elif isinstance(propclass, Interval):
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2081 # filter using the __<prop>_int__ column
1351
d1bfb479e527 fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents: 1345
diff changeset
2082 if isinstance(v, type([])):
d1bfb479e527 fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents: 1345
diff changeset
2083 s = ','.join([a for x in v])
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2084 where.append('__%s_int__ in (%s)'%(k, s))
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2085 args = args + [date.Interval(x).as_seconds() for x in v]
1351
d1bfb479e527 fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents: 1345
diff changeset
2086 else:
1596
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1578
diff changeset
2087 try:
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1578
diff changeset
2088 # Try to filter on range of intervals
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1578
diff changeset
2089 date_rng = Range(v, date.Interval)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
2090 if date_rng.from_value:
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2091 where.append('__%s_int__ >= %s'%(k, a))
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2092 args.append(date_rng.from_value.as_seconds())
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
2093 if date_rng.to_value:
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2094 where.append('__%s_int__ <= %s'%(k, a))
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2095 args.append(date_rng.to_value.as_seconds())
1596
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1578
diff changeset
2096 except ValueError:
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1578
diff changeset
2097 # If range creation fails - ignore that search parameter
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1578
diff changeset
2098 pass
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2099 else:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2100 if isinstance(v, type([])):
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
2101 s = ','.join([a for x in v])
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2102 where.append('_%s in (%s)'%(k, s))
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2103 args = args + v
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2104 else:
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
2105 where.append('_%s=%s'%(k, a))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2106 args.append(v)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2107
1740
5ca448ff8052 don't have RDBMS backends list retired nodes [SF#767319]
Richard Jones <richard@users.sourceforge.net>
parents: 1719
diff changeset
2108 # don't match retired nodes
5ca448ff8052 don't have RDBMS backends list retired nodes [SF#767319]
Richard Jones <richard@users.sourceforge.net>
parents: 1719
diff changeset
2109 where.append('__retired__ <> 1')
5ca448ff8052 don't have RDBMS backends list retired nodes [SF#767319]
Richard Jones <richard@users.sourceforge.net>
parents: 1719
diff changeset
2110
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2111 # add results of full text search
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2112 if search_matches is not None:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2113 v = search_matches.keys()
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
2114 s = ','.join([a for x in v])
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2115 where.append('id in (%s)'%s)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2116 args = args + v
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2117
1170
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2118 # "grouping" is just the first-order sorting in the SQL fetch
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2119 orderby = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2120 ordercols = []
2185
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2121 mlsort = []
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2122 for sortby in group, sort:
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2123 sdir, prop = sortby
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2124 if sdir and prop:
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2125 if isinstance(props[prop], Multilink):
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2126 mlsort.append(sortby)
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2127 continue
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2128 elif isinstance(props[prop], Interval):
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2129 # use the int column for sorting
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2130 o = '__'+prop+'_int__'
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2131 ordercols.append(o)
2185
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2132 elif prop == 'id':
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2133 o = 'id'
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
2134 else:
2185
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2135 o = '_'+prop
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2136 ordercols.append(o)
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2137 if sdir == '-':
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2138 o += ' desc'
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2139 orderby.append(o)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2140
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2141 # construct the SQL
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2142 frum = ','.join(frum)
1170
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2143 if where:
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2144 where = ' where ' + (' and '.join(where))
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2145 else:
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2146 where = ''
2240
ad4b717e12b9 Small optimisation to only use "select distinct(id) ..."...
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
2147 if mlfilt:
ad4b717e12b9 Small optimisation to only use "select distinct(id) ..."...
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
2148 # we're joining tables on the id, so we will get dupes if we
ad4b717e12b9 Small optimisation to only use "select distinct(id) ..."...
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
2149 # don't distinct()
ad4b717e12b9 Small optimisation to only use "select distinct(id) ..."...
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
2150 cols = ['distinct(id)']
ad4b717e12b9 Small optimisation to only use "select distinct(id) ..."...
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
2151 else:
ad4b717e12b9 Small optimisation to only use "select distinct(id) ..."...
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
2152 cols = ['id']
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2153 if orderby:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2154 cols = cols + ordercols
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2155 order = ' order by %s'%(','.join(orderby))
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2156 else:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2157 order = ''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2158 cols = ','.join(cols)
2185
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2159 sql = 'select %s from %s %s%s'%(cols, frum, where, order)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2160 args = tuple(args)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2161 if __debug__:
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
2162 print >>hyperdb.DEBUG, 'filter', (self, sql, args)
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
2163 if args:
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
2164 self.db.cursor.execute(sql, args)
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
2165 else:
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
2166 # psycopg doesn't like empty args
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1873
diff changeset
2167 self.db.cursor.execute(sql)
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
2168 l = self.db.sql_fetchall()
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2169
1170
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1168
diff changeset
2170 # return the IDs (the first column)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2093
diff changeset
2171 # XXX numeric ids
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2172 l = [str(row[0]) for row in l]
2185
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2173
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2174 if not mlsort:
2237
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
2175 if __debug__:
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
2176 self.db.stats['filtering'] += (time.time() - start_t)
2185
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2177 return l
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2178
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2179 # ergh. someone wants to sort by a multilink.
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2180 r = []
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2181 for id in l:
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2182 m = []
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2183 for ml in mlsort:
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2184 m.append(self.get(id, ml[1]))
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2185 r.append((id, m))
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2186 i = 0
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2187 for sortby in mlsort:
2234
70d21059aa18 fix nested scope bug in multilink sorting in rdbms filtering
Richard Jones <richard@users.sourceforge.net>
parents: 2228
diff changeset
2188 def sortfun(a, b, dir=sortby[i], i=i):
2185
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2189 if dir == '-':
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2190 return cmp(b[1][i], a[1][i])
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2191 else:
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2192 return cmp(a[1][i], b[1][i])
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2193 r.sort(sortfun)
c52a931879c4 sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents: 2175
diff changeset
2194 i += 1
2237
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
2195 r = [i[0] for i in r]
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
2196
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
2197 if __debug__:
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
2198 self.db.stats['filtering'] += (time.time() - start_t)
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
2199
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2234
diff changeset
2200 return r
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
2201
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2202 def count(self):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2203 '''Get the number of nodes in this class.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2204
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2205 If the returned integer is 'numnodes', the ids of all the nodes
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2206 in this class run from 1 to numnodes, and numnodes+1 will be the
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2207 id of the next node to be created in this class.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2208 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2209 return self.db.countnodes(self.classname)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2210
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2211 # Manipulating properties:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2212 def getprops(self, protected=1):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2213 '''Return a dictionary mapping property names to property objects.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2214 If the "protected" flag is true, we include protected properties -
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2215 those which may not be modified.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2216 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2217 d = self.properties.copy()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2218 if protected:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2219 d['id'] = String()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2220 d['creation'] = hyperdb.Date()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2221 d['activity'] = hyperdb.Date()
1176
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1175
diff changeset
2222 d['creator'] = hyperdb.Link('user')
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
2223 d['actor'] = hyperdb.Link('user')
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2224 return d
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2225
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2226 def addprop(self, **properties):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2227 '''Add properties to this class.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2228
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2229 The keyword arguments in 'properties' must map names to property
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2230 objects, or a TypeError is raised. None of the keys in 'properties'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2231 may collide with the names of existing properties, or a ValueError
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2232 is raised before any properties have been added.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2233 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2234 for key in properties.keys():
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2235 if self.properties.has_key(key):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2236 raise ValueError, key
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2237 self.properties.update(properties)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2238
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2239 def index(self, nodeid):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2240 '''Add (or refresh) the node to search indexes
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2241 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2242 # find all the String properties that have indexme
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2243 for prop, propclass in self.getprops().items():
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2244 if isinstance(propclass, String) and propclass.indexme:
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2245 self.db.indexer.add_text((self.classname, nodeid, prop),
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2246 str(self.get(nodeid, prop)))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2247
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2248
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2249 #
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2250 # Detector interface
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2251 #
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2252 def audit(self, event, detector):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2253 '''Register a detector
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2254 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2255 l = self.auditors[event]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2256 if detector not in l:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2257 self.auditors[event].append(detector)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2258
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2259 def fireAuditors(self, action, nodeid, newvalues):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2260 '''Fire all registered auditors.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2261 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2262 for audit in self.auditors[action]:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2263 audit(self.db, self, nodeid, newvalues)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2264
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2265 def react(self, event, detector):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2266 '''Register a detector
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2267 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2268 l = self.reactors[event]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2269 if detector not in l:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2270 self.reactors[event].append(detector)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2271
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2272 def fireReactors(self, action, nodeid, oldvalues):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2273 '''Fire all registered reactors.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2274 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2275 for react in self.reactors[action]:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2276 react(self.db, self, nodeid, oldvalues)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2277
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2278 #
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2279 # import / export support
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2280 #
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2281 def export_list(self, propnames, nodeid):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2282 ''' Export a node - generate a list of CSV-able data in the order
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2283 specified by propnames for the given node.
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2284 '''
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2285 properties = self.getprops()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2286 l = []
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2287 for prop in propnames:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2288 proptype = properties[prop]
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2289 value = self.get(nodeid, prop)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2290 # "marshal" data where needed
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2291 if value is None:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2292 pass
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2293 elif isinstance(proptype, hyperdb.Date):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2294 value = value.get_tuple()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2295 elif isinstance(proptype, hyperdb.Interval):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2296 value = value.get_tuple()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2297 elif isinstance(proptype, hyperdb.Password):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2298 value = str(value)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2299 l.append(repr(value))
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2300 l.append(repr(self.is_retired(nodeid)))
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2301 return l
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2302
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2303 def import_list(self, propnames, proplist):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2304 ''' Import a node - all information including "id" is present and
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2305 should not be sanity checked. Triggers are not triggered. The
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2306 journal should be initialised using the "creator" and "created"
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2307 information.
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2308
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2309 Return the nodeid of the node imported.
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2310 '''
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2311 if self.db.journaltag is None:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2312 raise DatabaseError, 'Database open read-only'
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2313 properties = self.getprops()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2314
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2315 # make the new node's property map
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2316 d = {}
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2317 retire = 0
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2318 newid = None
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2319 for i in range(len(propnames)):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2320 # Use eval to reverse the repr() used to output the CSV
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2321 value = eval(proplist[i])
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2322
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2323 # Figure the property for this column
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2324 propname = propnames[i]
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2325
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2326 # "unmarshal" where necessary
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2327 if propname == 'id':
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2328 newid = value
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2329 continue
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2330 elif propname == 'is retired':
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2331 # is the item retired?
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2332 if int(value):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2333 retire = 1
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2334 continue
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2335 elif value is None:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2336 d[propname] = None
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2337 continue
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2338
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2339 prop = properties[propname]
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2340 if value is None:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2341 # don't set Nones
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2342 continue
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2343 elif isinstance(prop, hyperdb.Date):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2344 value = date.Date(value)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2345 elif isinstance(prop, hyperdb.Interval):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2346 value = date.Interval(value)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2347 elif isinstance(prop, hyperdb.Password):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2348 pwd = password.Password()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2349 pwd.unpack(value)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2350 value = pwd
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2351 d[propname] = value
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2352
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2353 # get a new id if necessary
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2354 if newid is None:
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2355 newid = self.db.newid(self.classname)
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2356
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2357 # insert new node or update existing?
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2358 if not self.hasnode(newid):
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2359 self.db.addnode(self.classname, newid, d) # insert
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2360 else:
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2196
diff changeset
2361 self.db.setnode(self.classname, newid, d) # update
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2362
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2363 # retire?
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2364 if retire:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2365 # use the arg for __retired__ to cope with any odd database type
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2366 # conversion (hello, sqlite)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2367 sql = 'update _%s set __retired__=%s where id=%s'%(self.classname,
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2368 self.db.arg, self.db.arg)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2369 if __debug__:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2370 print >>hyperdb.DEBUG, 'retire', (self, sql, newid)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2371 self.db.cursor.execute(sql, (1, newid))
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2372 return newid
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2373
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2374 def export_journals(self):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2375 '''Export a class's journal - generate a list of lists of
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2376 CSV-able data:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2377
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2378 nodeid, date, user, action, params
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2379
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2380 No heading here - the columns are fixed.
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2381 '''
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2382 properties = self.getprops()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2383 r = []
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2384 for nodeid in self.getnodeids():
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2385 for nodeid, date, user, action, params in self.history(nodeid):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2386 date = date.get_tuple()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2387 if action == 'set':
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2388 for propname, value in params.items():
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2389 prop = properties[propname]
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2390 # make sure the params are eval()'able
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2391 if value is None:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2392 pass
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2393 elif isinstance(prop, Date):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2394 value = value.get_tuple()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2395 elif isinstance(prop, Interval):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2396 value = value.get_tuple()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2397 elif isinstance(prop, Password):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2398 value = str(value)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2399 params[propname] = value
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2400 l = [nodeid, date, user, action, params]
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2401 r.append(map(repr, l))
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2402 return r
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2403
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2404 def import_journals(self, entries):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2405 '''Import a class's journal.
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2406
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2407 Uses setjournal() to set the journal for each item.'''
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2408 properties = self.getprops()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2409 d = {}
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2410 for l in entries:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2411 l = map(eval, l)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2412 nodeid, jdate, user, action, params = l
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2413 r = d.setdefault(nodeid, [])
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2414 if action == 'set':
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2415 for propname, value in params.items():
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2416 prop = properties[propname]
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2417 if value is None:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2418 pass
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2419 elif isinstance(prop, Date):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2420 value = date.Date(value)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2421 elif isinstance(prop, Interval):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2422 value = date.Interval(value)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2423 elif isinstance(prop, Password):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2424 pwd = password.Password()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2425 pwd.unpack(value)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2426 value = pwd
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2427 params[propname] = value
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2428 r.append((nodeid, date.Date(jdate), user, action, params))
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2429
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2430 for nodeid, l in d.items():
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2431 self.db.setjournal(self.classname, nodeid, l)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2166
diff changeset
2432
1442
b42fa71754c9 don't attempt to create FileClass items if no content is supplied
Richard Jones <richard@users.sourceforge.net>
parents: 1431
diff changeset
2433 class FileClass(Class, hyperdb.FileClass):
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2434 '''This class defines a large chunk of data. To support this, it has a
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2435 mandatory String property "content" which is typically saved off
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2436 externally to the hyperdb.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2437
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2438 The default MIME type of this data is defined by the
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2439 "default_mime_type" class attribute, which may be overridden by each
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2440 node if the class defines a "type" String property.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2441 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2442 default_mime_type = 'text/plain'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2443
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2444 def create(self, **propvalues):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2445 ''' snaffle the file propvalue and store in a file
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2446 '''
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
2447 # we need to fire the auditors now, or the content property won't
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
2448 # be in propvalues for the auditors to play with
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
2449 self.fireAuditors('create', None, propvalues)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
2450
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
2451 # now remove the content property so it's not stored in the db
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2452 content = propvalues['content']
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2453 del propvalues['content']
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
2454
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
2455 # do the database create
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2456 newid = self.create_inner(**propvalues)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2457
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2458 # figure the mime type
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2459 mime_type = propvalues.get('type', self.default_mime_type)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2460
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2461 # and index!
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2462 self.db.indexer.add_text((self.classname, newid, 'content'), content,
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2463 mime_type)
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
2464
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
2465 # fire reactors
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
2466 self.fireReactors('create', newid, None)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
2467
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
2468 # store off the content as a file
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2469 self.db.storefile(self.classname, newid, None, content)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2470 return newid
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2471
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2472 def import_list(self, propnames, proplist):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2473 ''' Trap the "content" property...
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2474 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2475 # dupe this list so we don't affect others
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2476 propnames = propnames[:]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2477
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2478 # extract the "content" property from the proplist
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2479 i = propnames.index('content')
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2480 content = eval(proplist[i])
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2481 del propnames[i]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2482 del proplist[i]
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2483
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2484 # do the normal import
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2485 newid = Class.import_list(self, propnames, proplist)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2486
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2487 # save off the "content" file
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2488 self.db.storefile(self.classname, newid, None, content)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2489 return newid
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2490
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2491 _marker = []
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2492 def get(self, nodeid, propname, default=_marker, cache=1):
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
2493 ''' Trap the content propname and get it from the file
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
2494
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
2495 'cache' exists for backwards compatibility, and is not used.
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2496 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2497 poss_msg = 'Possibly a access right configuration problem.'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2498 if propname == 'content':
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2499 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2500 return self.db.getfile(self.classname, nodeid, None)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2501 except IOError, (strerror):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2502 # BUG: by catching this we donot see an error in the log.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2503 return 'ERROR reading file: %s%s\n%s\n%s'%(
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2504 self.classname, nodeid, poss_msg, strerror)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2505 if default is not self._marker:
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
2506 return Class.get(self, nodeid, propname, default)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2507 else:
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
2508 return Class.get(self, nodeid, propname)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2509
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2510 def getprops(self, protected=1):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2511 ''' In addition to the actual properties on the node, these methods
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2512 provide the "content" property. If the "protected" flag is true,
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2513 we include protected properties - those which may not be
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2514 modified.
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2515 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2516 d = Class.getprops(self, protected=protected).copy()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2517 d['content'] = hyperdb.String()
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2518 return d
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2519
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2520 def set(self, itemid, **propvalues):
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2521 ''' Snarf the "content" propvalue and update it in a file
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2522 '''
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2523 self.fireAuditors('set', itemid, propvalues)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2524 oldvalues = copy.deepcopy(self.db.getnode(self.classname, itemid))
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2525
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2526 # now remove the content property so it's not stored in the db
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2527 content = None
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2528 if propvalues.has_key('content'):
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2529 content = propvalues['content']
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2530 del propvalues['content']
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2531
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2532 # do the database create
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2533 propvalues = self.set_inner(itemid, **propvalues)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2534
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2535 # do content?
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2536 if content:
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2537 # store and index
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2538 self.db.storefile(self.classname, itemid, None, content)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2539 mime_type = propvalues.get('type', self.get(itemid, 'type'))
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2540 if not mime_type:
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2541 mime_type = self.default_mime_type
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2542 self.db.indexer.add_text((self.classname, itemid, 'content'),
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2543 content, mime_type)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2544
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2545 # fire reactors
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2546 self.fireReactors('set', itemid, oldvalues)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2547 return propvalues
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2548
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2549 # XXX deviation from spec - was called ItemClass
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2550 class IssueClass(Class, roundupdb.IssueClass):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2551 # Overridden methods:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2552 def __init__(self, db, classname, **properties):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2553 '''The newly-created class automatically includes the "messages",
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2554 "files", "nosy", and "superseder" properties. If the 'properties'
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2555 dictionary attempts to specify any of these properties or a
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
2556 "creation", "creator", "activity" or "actor" property, a ValueError
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
2557 is raised.
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2558 '''
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2559 if not properties.has_key('title'):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2560 properties['title'] = hyperdb.String(indexme='yes')
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2561 if not properties.has_key('messages'):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2562 properties['messages'] = hyperdb.Multilink("msg")
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2563 if not properties.has_key('files'):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2564 properties['files'] = hyperdb.Multilink("file")
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2565 if not properties.has_key('nosy'):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2566 # note: journalling is turned off as it really just wastes
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2567 # space. this behaviour may be overridden in an instance
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2568 properties['nosy'] = hyperdb.Multilink("user", do_journal="no")
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2569 if not properties.has_key('superseder'):
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2570 properties['superseder'] = hyperdb.Multilink(classname)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2571 Class.__init__(self, db, classname, **properties)
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2572

Roundup Issue Tracker: http://roundup-tracker.org/