Mercurial > p > roundup > code
annotate roundup/backends/rdbms_common.py @ 2234:70d21059aa18
fix nested scope bug in multilink sorting in rdbms filtering
| author | Richard Jones <richard@users.sourceforge.net> |
|---|---|
| date | Thu, 22 Apr 2004 22:17:34 +0000 |
| parents | 1d1362c54c94 |
| children | f624fc20f8fe |
| rev | line source |
|---|---|
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1 # $Id: rdbms_common.py,v 1.93 2004-04-22 22:17:34 richard Exp $ |
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2 ''' Relational database (SQL) backend common code. |
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3 |
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4 Basics: |
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5 |
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6 - map roundup classes to relational tables |
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7 - automatically detect schema changes and modify the table schemas |
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8 appropriately (we store the "database version" of the schema in the |
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9 database itself as the only row of the "schema" table) |
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10 - multilinks (which represent a many-to-many relationship) are handled through |
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11 intermediate tables |
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12 - journals are stored adjunct to the per-class tables |
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13 - table names and columns have "_" prepended so the names can't clash with |
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14 restricted names (like "order") |
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15 - retirement is determined by the __retired__ column being true |
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16 |
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17 Database-specific changes may generally be pushed out to the overridable |
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18 sql_* methods, since everything else should be fairly generic. There's |
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19 probably a bit of work to be done if a database is used that actually |
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20 honors column typing, since the initial databases don't (sqlite stores |
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21 everything as a string.) |
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22 |
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23 The schema of the hyperdb being mapped to the database is stored in the |
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24 database itself as a repr()'ed dictionary of information about each Class |
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25 that maps to a table. If that information differs from the hyperdb schema, |
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26 then we update it. We also store in the schema dict a version which |
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27 allows us to upgrade the database schema when necessary. See upgrade_db(). |
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28 ''' |
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29 __docformat__ = 'restructuredtext' |
| 1165 | 30 |
| 31 # standard python modules | |
| 32 import sys, os, time, re, errno, weakref, copy | |
| 33 | |
| 34 # roundup modules | |
| 35 from roundup import hyperdb, date, password, roundupdb, security | |
| 36 from roundup.hyperdb import String, Password, Date, Interval, Link, \ | |
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37 Multilink, DatabaseError, Boolean, Number, Node |
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38 from roundup.backends import locking |
| 1165 | 39 |
| 40 # support | |
| 41 from blobfiles import FileStorage | |
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42 from indexer_rdbms import Indexer |
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43 from sessions_rdbms import Sessions, OneTimeKeys |
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44 from roundup.date import Range |
| 1165 | 45 |
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46 # number of rows to keep in memory |
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47 ROW_CACHE_SIZE = 100 |
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48 |
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49 def _num_cvt(num): |
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50 num = str(num) |
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51 try: |
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52 return int(num) |
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53 except: |
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54 return float(num) |
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55 |
| 1165 | 56 class Database(FileStorage, hyperdb.Database, roundupdb.Database): |
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57 ''' Wrapper around an SQL database that presents a hyperdb interface. |
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58 |
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59 - some functionality is specific to the actual SQL database, hence |
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60 the sql_* methods that are NotImplemented |
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61 - we keep a cache of the latest ROW_CACHE_SIZE row fetches. |
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62 ''' |
| 1165 | 63 def __init__(self, config, journaltag=None): |
| 64 ''' Open the database and load the schema from it. | |
| 65 ''' | |
| 66 self.config, self.journaltag = config, journaltag | |
| 67 self.dir = config.DATABASE | |
| 68 self.classes = {} | |
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69 self.indexer = Indexer(self) |
| 1165 | 70 self.security = security.Security(self) |
| 71 | |
| 72 # additional transaction support for external files and the like | |
| 73 self.transactions = [] | |
| 74 | |
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75 # keep a cache of the N most recently retrieved rows of any kind |
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76 # (classname, nodeid) = row |
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77 self.cache = {} |
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78 self.cache_lru = [] |
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79 |
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80 # database lock |
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81 self.lockfile = None |
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82 |
| 1165 | 83 # open a connection to the database, creating the "conn" attribute |
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84 self.open_connection() |
| 1165 | 85 |
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86 def clearCache(self): |
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87 self.cache = {} |
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88 self.cache_lru = [] |
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89 |
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90 def getSessionManager(self): |
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91 return Sessions(self) |
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92 |
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93 def getOTKManager(self): |
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94 return OneTimeKeys(self) |
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95 |
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96 def open_connection(self): |
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97 ''' Open a connection to the database, creating it if necessary. |
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98 |
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99 Must call self.load_dbschema() |
| 1165 | 100 ''' |
| 101 raise NotImplemented | |
| 102 | |
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103 def sql(self, sql, args=None): |
| 1165 | 104 ''' Execute the sql with the optional args. |
| 105 ''' | |
| 106 if __debug__: | |
| 107 print >>hyperdb.DEBUG, (self, sql, args) | |
| 108 if args: | |
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109 self.cursor.execute(sql, args) |
| 1165 | 110 else: |
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111 self.cursor.execute(sql) |
| 1165 | 112 |
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113 def sql_fetchone(self): |
| 1165 | 114 ''' Fetch a single row. If there's nothing to fetch, return None. |
| 115 ''' | |
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116 return self.cursor.fetchone() |
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117 |
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118 def sql_fetchall(self): |
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119 ''' Fetch all rows. If there's nothing to fetch, return []. |
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120 ''' |
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121 return self.cursor.fetchall() |
| 1165 | 122 |
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123 def sql_stringquote(self, value): |
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124 ''' Quote the string so it's safe to put in the 'sql quotes' |
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125 ''' |
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126 return re.sub("'", "''", str(value)) |
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127 |
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128 def init_dbschema(self): |
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129 self.database_schema = { |
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130 'version': self.current_db_version, |
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131 'tables': {} |
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132 } |
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133 |
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134 def load_dbschema(self): |
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135 ''' Load the schema definition that the database currently implements |
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136 ''' |
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137 self.cursor.execute('select schema from schema') |
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138 schema = self.cursor.fetchone() |
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139 if schema: |
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140 self.database_schema = eval(schema[0]) |
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141 else: |
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142 self.database_schema = {} |
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143 |
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144 def save_dbschema(self, schema): |
| 1165 | 145 ''' Save the schema definition that the database currently implements |
| 146 ''' | |
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147 s = repr(self.database_schema) |
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148 self.sql('insert into schema values (%s)', (s,)) |
| 1165 | 149 |
| 150 def post_init(self): | |
| 151 ''' Called once the schema initialisation has finished. | |
| 152 | |
| 153 We should now confirm that the schema defined by our "classes" | |
| 154 attribute actually matches the schema in the database. | |
| 155 ''' | |
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156 save = self.upgrade_db() |
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157 |
| 1165 | 158 # now detect changes in the schema |
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159 tables = self.database_schema['tables'] |
| 1165 | 160 for classname, spec in self.classes.items(): |
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161 if tables.has_key(classname): |
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162 dbspec = tables[classname] |
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163 if self.update_class(spec, dbspec): |
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164 tables[classname] = spec.schema() |
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165 save = 1 |
| 1165 | 166 else: |
| 167 self.create_class(spec) | |
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168 tables[classname] = spec.schema() |
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169 save = 1 |
| 1165 | 170 |
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171 for classname, spec in tables.items(): |
| 1165 | 172 if not self.classes.has_key(classname): |
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173 self.drop_class(classname, tables[classname]) |
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174 del tables[classname] |
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175 save = 1 |
| 1165 | 176 |
| 177 # update the database version of the schema | |
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178 if save: |
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179 self.sql('delete from schema') |
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180 self.save_dbschema(self.database_schema) |
| 1165 | 181 |
| 182 # reindex the db if necessary | |
| 183 if self.indexer.should_reindex(): | |
| 184 self.reindex() | |
| 185 | |
| 186 # commit | |
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187 self.sql_commit() |
| 1165 | 188 |
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189 # update this number when we need to make changes to the SQL structure |
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190 # of the backen database |
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191 current_db_version = 2 |
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192 def upgrade_db(self): |
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193 ''' Update the SQL database to reflect changes in the backend code. |
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194 |
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195 Return boolean whether we need to save the schema. |
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196 ''' |
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197 version = self.database_schema.get('version', 1) |
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198 if version == self.current_db_version: |
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199 # nothing to do |
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200 return 0 |
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201 |
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202 if version == 1: |
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203 # change the schema structure |
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204 self.database_schema = {'tables': self.database_schema} |
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205 |
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206 # version 1 didn't have the actor column (note that in |
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207 # MySQL this will also transition the tables to typed columns) |
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208 self.add_new_columns_v2() |
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209 |
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210 # version 1 doesn't have the OTK, session and indexing in the |
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211 # database |
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212 self.create_version_2_tables() |
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213 |
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214 self.database_schema['version'] = self.current_db_version |
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215 return 1 |
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216 |
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217 |
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218 def refresh_database(self): |
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219 self.post_init() |
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220 |
| 1165 | 221 def reindex(self): |
| 222 for klass in self.classes.values(): | |
| 223 for nodeid in klass.list(): | |
| 224 klass.index(nodeid) | |
| 225 self.indexer.save_index() | |
| 226 | |
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227 hyperdb_to_sql_datatypes = { |
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228 hyperdb.String : 'VARCHAR(255)', |
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229 hyperdb.Date : 'TIMESTAMP', |
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230 hyperdb.Link : 'INTEGER', |
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231 hyperdb.Interval : 'VARCHAR(255)', |
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232 hyperdb.Password : 'VARCHAR(255)', |
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233 hyperdb.Boolean : 'BOOLEAN', |
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234 hyperdb.Number : 'REAL', |
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235 } |
| 1165 | 236 def determine_columns(self, properties): |
| 237 ''' Figure the column names and multilink properties from the spec | |
| 238 | |
| 239 "properties" is a list of (name, prop) where prop may be an | |
| 240 instance of a hyperdb "type" _or_ a string repr of that type. | |
| 241 ''' | |
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242 cols = [ |
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243 ('_actor', self.hyperdb_to_sql_datatypes[hyperdb.Link]), |
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244 ('_activity', self.hyperdb_to_sql_datatypes[hyperdb.Date]), |
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245 ('_creator', self.hyperdb_to_sql_datatypes[hyperdb.Link]), |
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246 ('_creation', self.hyperdb_to_sql_datatypes[hyperdb.Date]), |
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247 ] |
| 1165 | 248 mls = [] |
| 249 # add the multilinks separately | |
| 250 for col, prop in properties: | |
| 251 if isinstance(prop, Multilink): | |
| 252 mls.append(col) | |
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253 continue |
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254 |
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255 if isinstance(prop, type('')): |
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256 raise ValueError, "string property spec!" |
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257 #and prop.find('Multilink') != -1: |
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258 #mls.append(col) |
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259 |
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260 datatype = self.hyperdb_to_sql_datatypes[prop.__class__] |
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261 cols.append(('_'+col, datatype)) |
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262 |
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263 # Intervals stored as two columns |
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264 if isinstance(prop, Interval): |
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265 cols.append(('__'+col+'_int__', 'BIGINT')) |
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266 |
| 1165 | 267 cols.sort() |
| 268 return cols, mls | |
| 269 | |
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270 def update_class(self, spec, old_spec, force=0): |
| 1165 | 271 ''' Determine the differences between the current spec and the |
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272 database version of the spec, and update where necessary. |
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273 |
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274 If 'force' is true, update the database anyway. |
| 1165 | 275 ''' |
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276 new_has = spec.properties.has_key |
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277 new_spec = spec.schema() |
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278 new_spec[1].sort() |
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279 old_spec[1].sort() |
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280 if not force and new_spec == old_spec: |
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281 # no changes |
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282 return 0 |
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283 |
| 1165 | 284 if __debug__: |
| 285 print >>hyperdb.DEBUG, 'update_class FIRING' | |
| 286 | |
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287 # detect key prop change for potential index change |
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288 keyprop_changes = {} |
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289 if new_spec[0] != old_spec[0]: |
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290 keyprop_changes = {'remove': old_spec[0], 'add': new_spec[0]} |
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291 |
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292 # detect multilinks that have been removed, and drop their table |
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293 old_has = {} |
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294 for name, prop in old_spec[1]: |
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295 old_has[name] = 1 |
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296 if new_has(name): |
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297 continue |
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298 |
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299 if prop.find('Multilink to') != -1: |
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300 # first drop indexes. |
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301 self.drop_multilink_table_indexes(spec.classname, name) |
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302 |
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303 # now the multilink table itself |
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304 sql = 'drop table %s_%s'%(spec.classname, name) |
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305 else: |
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306 # if this is the key prop, drop the index first |
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307 if old_spec[0] == prop: |
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308 self.drop_class_table_key_index(spec.classname, name) |
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309 del keyprop_changes['remove'] |
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310 |
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311 # drop the column |
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312 sql = 'alter table _%s drop column _%s'%(spec.classname, name) |
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313 |
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314 if __debug__: |
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315 print >>hyperdb.DEBUG, 'update_class', (self, sql) |
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316 self.cursor.execute(sql) |
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317 old_has = old_has.has_key |
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318 |
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319 # if we didn't remove the key prop just then, but the key prop has |
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320 # changed, we still need to remove the old index |
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321 if keyprop_changes.has_key('remove'): |
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322 self.drop_class_table_key_index(spec.classname, |
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323 keyprop_changes['remove']) |
| 1165 | 324 |
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325 # add new columns |
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326 for propname, prop in new_spec[1]: |
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327 if old_has(propname): |
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328 continue |
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329 prop = spec.properties[propname] |
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330 if isinstance(prop, Multilink): |
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331 self.create_multilink_table(spec, propname) |
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332 else: |
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333 sql = 'alter table _%s add column _%s varchar(255)'%( |
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334 spec.classname, propname) |
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335 if __debug__: |
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336 print >>hyperdb.DEBUG, 'update_class', (self, sql) |
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337 self.cursor.execute(sql) |
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338 |
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339 # if the new column is a key prop, we need an index! |
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340 if new_spec[0] == propname: |
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341 self.create_class_table_key_index(spec.classname, propname) |
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342 del keyprop_changes['add'] |
| 1165 | 343 |
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344 # if we didn't add the key prop just then, but the key prop has |
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345 # changed, we still need to add the new index |
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346 if keyprop_changes.has_key('add'): |
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347 self.create_class_table_key_index(spec.classname, |
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348 keyprop_changes['add']) |
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349 |
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350 return 1 |
| 1165 | 351 |
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352 def create_class_table(self, spec): |
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353 '''Create the class table for the given Class "spec". Creates the |
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354 indexes too.''' |
| 1165 | 355 cols, mls = self.determine_columns(spec.properties.items()) |
| 356 | |
| 357 # add on our special columns | |
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358 cols.append(('id', 'INTEGER PRIMARY KEY')) |
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359 cols.append(('__retired__', 'INTEGER DEFAULT 0')) |
| 1165 | 360 |
| 361 # create the base table | |
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362 scols = ','.join(['%s %s'%x for x in cols]) |
| 1165 | 363 sql = 'create table _%s (%s)'%(spec.classname, scols) |
| 364 if __debug__: | |
| 365 print >>hyperdb.DEBUG, 'create_class', (self, sql) | |
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366 self.cursor.execute(sql) |
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367 |
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368 self.create_class_table_indexes(spec) |
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369 |
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370 return cols, mls |
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371 |
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372 def create_class_table_indexes(self, spec): |
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373 ''' create the class table for the given spec |
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374 ''' |
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375 # create __retired__ index |
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376 index_sql2 = 'create index _%s_retired_idx on _%s(__retired__)'%( |
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377 spec.classname, spec.classname) |
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378 if __debug__: |
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379 print >>hyperdb.DEBUG, 'create_index', (self, index_sql2) |
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380 self.cursor.execute(index_sql2) |
| 1165 | 381 |
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382 # create index for key property |
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383 if spec.key: |
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384 if __debug__: |
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385 print >>hyperdb.DEBUG, 'update_class setting keyprop %r'% \ |
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386 spec.key |
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387 index_sql3 = 'create index _%s_%s_idx on _%s(_%s)'%( |
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388 spec.classname, spec.key, |
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389 spec.classname, spec.key) |
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390 if __debug__: |
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391 print >>hyperdb.DEBUG, 'create_index', (self, index_sql3) |
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392 self.cursor.execute(index_sql3) |
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393 |
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394 # TODO: create indexes on (selected?) Link property columns, as |
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395 # they're more likely to be used for lookup |
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396 |
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397 def drop_class_table_indexes(self, cn, key): |
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398 # drop the old table indexes first |
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399 l = ['_%s_id_idx'%cn, '_%s_retired_idx'%cn] |
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400 if key: |
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401 l.append('_%s_%s_idx'%(cn, key)) |
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402 |
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403 table_name = '_%s'%cn |
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404 for index_name in l: |
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405 if not self.sql_index_exists(table_name, index_name): |
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406 continue |
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407 index_sql = 'drop index '+index_name |
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408 if __debug__: |
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409 print >>hyperdb.DEBUG, 'drop_index', (self, index_sql) |
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410 self.cursor.execute(index_sql) |
| 1165 | 411 |
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412 def create_class_table_key_index(self, cn, key): |
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413 ''' create the class table for the given spec |
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414 ''' |
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415 sql = 'create index _%s_%s_idx on _%s(_%s)'%(cn, key, cn, key) |
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416 if __debug__: |
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417 print >>hyperdb.DEBUG, 'create_class_tab_key_index', (self, sql) |
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418 self.cursor.execute(sql) |
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419 |
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420 def drop_class_table_key_index(self, cn, key): |
|
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421 table_name = '_%s'%cn |
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422 index_name = '_%s_%s_idx'%(cn, key) |
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423 if not self.sql_index_exists(table_name, index_name): |
|
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424 return |
|
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425 sql = 'drop index '+index_name |
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426 if __debug__: |
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427 print >>hyperdb.DEBUG, 'drop_class_tab_key_index', (self, sql) |
|
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428 self.cursor.execute(sql) |
|
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429 |
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430 def create_journal_table(self, spec): |
| 1165 | 431 ''' create the journal table for a class given the spec and |
| 432 already-determined cols | |
| 433 ''' | |
| 434 # journal table | |
| 435 cols = ','.join(['%s varchar'%x | |
| 436 for x in 'nodeid date tag action params'.split()]) | |
|
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437 sql = '''create table %s__journal ( |
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438 nodeid integer, date timestamp, tag varchar(255), |
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439 action varchar(255), params varchar(25))'''%spec.classname |
| 1165 | 440 if __debug__: |
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441 print >>hyperdb.DEBUG, 'create_journal_table', (self, sql) |
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442 self.cursor.execute(sql) |
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443 self.create_journal_table_indexes(spec) |
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444 |
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445 def create_journal_table_indexes(self, spec): |
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446 # index on nodeid |
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447 sql = 'create index %s_journ_idx on %s__journal(nodeid)'%( |
|
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448 spec.classname, spec.classname) |
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449 if __debug__: |
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450 print >>hyperdb.DEBUG, 'create_index', (self, sql) |
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451 self.cursor.execute(sql) |
| 1165 | 452 |
|
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453 def drop_journal_table_indexes(self, classname): |
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454 index_name = '%s_journ_idx'%classname |
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455 if not self.sql_index_exists('%s__journal'%classname, index_name): |
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456 return |
|
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457 index_sql = 'drop index '+index_name |
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458 if __debug__: |
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459 print >>hyperdb.DEBUG, 'drop_index', (self, index_sql) |
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460 self.cursor.execute(index_sql) |
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461 |
|
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462 def create_multilink_table(self, spec, ml): |
| 1165 | 463 ''' Create a multilink table for the "ml" property of the class |
| 464 given by the spec | |
| 465 ''' | |
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466 # create the table |
| 1165 | 467 sql = 'create table %s_%s (linkid varchar, nodeid varchar)'%( |
| 468 spec.classname, ml) | |
| 469 if __debug__: | |
| 470 print >>hyperdb.DEBUG, 'create_class', (self, sql) | |
|
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471 self.cursor.execute(sql) |
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472 self.create_multilink_table_indexes(spec, ml) |
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473 |
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474 def create_multilink_table_indexes(self, spec, ml): |
|
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475 # create index on linkid |
|
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|
476 index_sql = 'create index %s_%s_l_idx on %s_%s(linkid)'%( |
|
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MySQL migration of old backend database to new, typed database complete.
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477 spec.classname, ml, spec.classname, ml) |
|
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478 if __debug__: |
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479 print >>hyperdb.DEBUG, 'create_index', (self, index_sql) |
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|
480 self.cursor.execute(index_sql) |
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|
481 |
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482 # create index on nodeid |
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|
483 index_sql = 'create index %s_%s_n_idx on %s_%s(nodeid)'%( |
|
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MySQL migration of old backend database to new, typed database complete.
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diff
changeset
|
484 spec.classname, ml, spec.classname, ml) |
|
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parents:
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changeset
|
485 if __debug__: |
|
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diff
changeset
|
486 print >>hyperdb.DEBUG, 'create_index', (self, index_sql) |
|
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diff
changeset
|
487 self.cursor.execute(index_sql) |
| 1165 | 488 |
|
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changeset
|
489 def drop_multilink_table_indexes(self, classname, ml): |
|
f255363e6d97
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|
490 l = [ |
|
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491 '%s_%s_l_idx'%(classname, ml), |
|
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changeset
|
492 '%s_%s_n_idx'%(classname, ml) |
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|
493 ] |
|
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|
494 table_name = '%s_%s'%(classname, ml) |
|
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|
495 for index_name in l: |
|
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changeset
|
496 if not self.sql_index_exists(table_name, index_name): |
|
f255363e6d97
PostgreSQL backend lands.
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changeset
|
497 continue |
|
f255363e6d97
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changeset
|
498 index_sql = 'drop index %s'%index_name |
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changeset
|
499 if __debug__: |
|
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changeset
|
500 print >>hyperdb.DEBUG, 'drop_index', (self, index_sql) |
|
f255363e6d97
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changeset
|
501 self.cursor.execute(index_sql) |
|
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changeset
|
502 |
| 1165 | 503 def create_class(self, spec): |
| 504 ''' Create a database table according to the given spec. | |
| 505 ''' | |
|
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changeset
|
506 cols, mls = self.create_class_table(spec) |
|
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changeset
|
507 self.create_journal_table(spec) |
| 1165 | 508 |
| 509 # now create the multilink tables | |
| 510 for ml in mls: | |
|
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Some speedups - both of the SQL backends can handle using only one cursor.
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changeset
|
511 self.create_multilink_table(spec, ml) |
| 1165 | 512 |
|
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diff
changeset
|
513 def drop_class(self, cn, spec): |
| 1165 | 514 ''' Drop the given table from the database. |
| 515 | |
| 516 Drop the journal and multilink tables too. | |
| 517 ''' | |
|
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changeset
|
518 properties = spec[1] |
| 1165 | 519 # figure the multilinks |
| 520 mls = [] | |
|
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changeset
|
521 for propanme, prop in properties: |
| 1165 | 522 if isinstance(prop, Multilink): |
|
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changeset
|
523 mls.append(propname) |
| 1165 | 524 |
|
1906
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PostgreSQL backend lands.
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changeset
|
525 # drop class table and indexes |
|
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changeset
|
526 self.drop_class_table_indexes(cn, spec[0]) |
|
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changeset
|
527 |
|
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Implemented proper datatypes in mysql and postgresql backends...
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diff
changeset
|
528 self.drop_class_table(cn) |
|
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changeset
|
529 |
|
1906
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PostgreSQL backend lands.
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diff
changeset
|
530 # drop journal table and indexes |
|
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changeset
|
531 self.drop_journal_table_indexes(cn) |
|
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changeset
|
532 sql = 'drop table %s__journal'%cn |
| 1165 | 533 if __debug__: |
| 534 print >>hyperdb.DEBUG, 'drop_class', (self, sql) | |
|
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Some speedups - both of the SQL backends can handle using only one cursor.
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diff
changeset
|
535 self.cursor.execute(sql) |
| 1165 | 536 |
| 537 for ml in mls: | |
|
1906
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diff
changeset
|
538 # drop multilink table and indexes |
|
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PostgreSQL backend lands.
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changeset
|
539 self.drop_multilink_table_indexes(cn, ml) |
| 1165 | 540 sql = 'drop table %s_%s'%(spec.classname, ml) |
| 541 if __debug__: | |
| 542 print >>hyperdb.DEBUG, 'drop_class', (self, sql) | |
|
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Some speedups - both of the SQL backends can handle using only one cursor.
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parents:
1181
diff
changeset
|
543 self.cursor.execute(sql) |
| 1165 | 544 |
|
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Implemented proper datatypes in mysql and postgresql backends...
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parents:
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diff
changeset
|
545 def drop_class_table(self, cn): |
|
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changeset
|
546 sql = 'drop table _%s'%cn |
|
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changeset
|
547 if __debug__: |
|
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Implemented proper datatypes in mysql and postgresql backends...
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parents:
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diff
changeset
|
548 print >>hyperdb.DEBUG, 'drop_class', (self, sql) |
|
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changeset
|
549 self.cursor.execute(sql) |
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changeset
|
550 |
| 1165 | 551 # |
| 552 # Classes | |
| 553 # | |
| 554 def __getattr__(self, classname): | |
| 555 ''' A convenient way of calling self.getclass(classname). | |
| 556 ''' | |
| 557 if self.classes.has_key(classname): | |
| 558 if __debug__: | |
| 559 print >>hyperdb.DEBUG, '__getattr__', (self, classname) | |
| 560 return self.classes[classname] | |
| 561 raise AttributeError, classname | |
| 562 | |
| 563 def addclass(self, cl): | |
| 564 ''' Add a Class to the hyperdatabase. | |
| 565 ''' | |
| 566 if __debug__: | |
| 567 print >>hyperdb.DEBUG, 'addclass', (self, cl) | |
| 568 cn = cl.classname | |
| 569 if self.classes.has_key(cn): | |
| 570 raise ValueError, cn | |
| 571 self.classes[cn] = cl | |
| 572 | |
|
2076
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diff
changeset
|
573 # add default Edit and View permissions |
|
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diff
changeset
|
574 self.security.addPermission(name="Edit", klass=cn, |
|
2a4309450202
security fixes and doc updates
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diff
changeset
|
575 description="User is allowed to edit "+cn) |
|
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security fixes and doc updates
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diff
changeset
|
576 self.security.addPermission(name="View", klass=cn, |
|
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security fixes and doc updates
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diff
changeset
|
577 description="User is allowed to access "+cn) |
|
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changeset
|
578 |
| 1165 | 579 def getclasses(self): |
| 580 ''' Return a list of the names of all existing classes. | |
| 581 ''' | |
| 582 if __debug__: | |
| 583 print >>hyperdb.DEBUG, 'getclasses', (self,) | |
| 584 l = self.classes.keys() | |
| 585 l.sort() | |
| 586 return l | |
| 587 | |
| 588 def getclass(self, classname): | |
| 589 '''Get the Class object representing a particular class. | |
| 590 | |
| 591 If 'classname' is not a valid class name, a KeyError is raised. | |
| 592 ''' | |
| 593 if __debug__: | |
| 594 print >>hyperdb.DEBUG, 'getclass', (self, classname) | |
| 595 try: | |
| 596 return self.classes[classname] | |
| 597 except KeyError: | |
| 598 raise KeyError, 'There is no class called "%s"'%classname | |
| 599 | |
| 600 def clear(self): | |
|
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documentation cleanup
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|
601 '''Delete all database contents. |
| 1165 | 602 |
|
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fc52d57c6c3e
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1988
diff
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|
603 Note: I don't commit here, which is different behaviour to the |
|
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documentation cleanup
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diff
changeset
|
604 "nuke from orbit" behaviour in the dbs. |
| 1165 | 605 ''' |
| 606 if __debug__: | |
| 607 print >>hyperdb.DEBUG, 'clear', (self,) | |
| 608 for cn in self.classes.keys(): | |
| 609 sql = 'delete from _%s'%cn | |
| 610 if __debug__: | |
| 611 print >>hyperdb.DEBUG, 'clear', (self, sql) | |
|
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Some speedups - both of the SQL backends can handle using only one cursor.
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|
612 self.cursor.execute(sql) |
| 1165 | 613 |
| 614 # | |
| 615 # Nodes | |
| 616 # | |
|
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|
617 |
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|
618 hyperdb_to_sql_value = { |
|
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changeset
|
619 hyperdb.String : str, |
|
2102
666402433998
Fix some tests.
Richard Jones <richard@users.sourceforge.net>
parents:
2100
diff
changeset
|
620 hyperdb.Date : lambda x: x.formal(sep=' ', sec='%.3f'), |
|
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changeset
|
621 hyperdb.Link : int, |
|
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|
622 hyperdb.Interval : str, |
|
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diff
changeset
|
623 hyperdb.Password : str, |
|
2166
cd42c3c7173a
MySQL and Postgresql use BOOL/BOOLEAN for Boolean types
Richard Jones <richard@users.sourceforge.net>
parents:
2102
diff
changeset
|
624 hyperdb.Boolean : lambda x: x and 'TRUE' or 'FALSE', |
|
2098
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changeset
|
625 hyperdb.Number : lambda x: x, |
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|
626 } |
| 1165 | 627 def addnode(self, classname, nodeid, node): |
| 628 ''' Add the specified node to its class's db. | |
| 629 ''' | |
| 630 if __debug__: | |
| 631 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
|
632 |
|
96cd422532ef
bye bye gadfly - you served your purpose well [SF#701127]
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parents:
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diff
changeset
|
633 # determine the column definitions and multilink tables |
| 1165 | 634 cl = self.classes[classname] |
| 635 cols, mls = self.determine_columns(cl.properties.items()) | |
| 636 | |
|
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|
637 # we'll be supplied these props if we're doing an import |
|
2098
18addf2a8596
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|
638 values = node.copy() |
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|
639 if not values.has_key('creator'): |
|
1189
23b8d1e87fe3
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parents:
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|
640 # add in the "calculated" properties (dupe so we don't affect |
|
23b8d1e87fe3
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changeset
|
641 # calling code's node assumptions) |
|
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|
642 values['creation'] = values['activity'] = date.Date() |
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643 values['actor'] = values['creator'] = self.getuid() |
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|
644 |
|
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|
645 cl = self.classes[classname] |
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646 props = cl.getprops(protected=1) |
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|
647 del props['id'] |
|
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Verify contents of tracker module when the tracker is opened
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diff
changeset
|
648 |
| 1165 | 649 # default the non-multilink columns |
|
2098
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|
650 for col, prop in props.items(): |
|
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|
651 if not values.has_key(col): |
|
1496
e6ac4e074acb
relaxed CVS importing (feature [SF#693277])
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parents:
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diff
changeset
|
652 if isinstance(prop, Multilink): |
|
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diff
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|
653 values[col] = [] |
|
1496
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relaxed CVS importing (feature [SF#693277])
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diff
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|
654 else: |
|
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|
655 values[col] = None |
| 1165 | 656 |
|
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simple LRU cache for SQL databases
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parents:
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diff
changeset
|
657 # clear this node out of the cache if it's in there |
|
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diff
changeset
|
658 key = (classname, nodeid) |
|
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parents:
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changeset
|
659 if self.cache.has_key(key): |
|
58f1a2c174ed
simple LRU cache for SQL databases
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parents:
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diff
changeset
|
660 del self.cache[key] |
|
58f1a2c174ed
simple LRU cache for SQL databases
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diff
changeset
|
661 self.cache_lru.remove(key) |
|
58f1a2c174ed
simple LRU cache for SQL databases
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diff
changeset
|
662 |
|
2098
18addf2a8596
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parents:
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diff
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|
663 # figure the values to insert |
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|
664 vals = [] |
|
18addf2a8596
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|
665 for col,dt in cols: |
|
2217
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|
666 # this is somewhat dodgy.... |
|
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changeset
|
667 if col.endswith('_int__'): |
|
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parents:
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changeset
|
668 # XXX eugh, this test suxxors |
|
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changeset
|
669 value = values[col[2:-6]] |
|
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changeset
|
670 # this is an Interval special "int" column |
|
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|
671 if value is not None: |
|
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|
672 vals.append(value.as_seconds()) |
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|
673 else: |
|
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|
674 vals.append(value) |
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parents:
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diff
changeset
|
675 continue |
|
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parents:
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diff
changeset
|
676 |
|
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18addf2a8596
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parents:
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diff
changeset
|
677 prop = props[col[1:]] |
|
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|
678 value = values[col[1:]] |
|
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|
679 if value: |
|
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parents:
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changeset
|
680 value = self.hyperdb_to_sql_value[prop.__class__](value) |
|
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|
681 vals.append(value) |
|
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changeset
|
682 vals.append(nodeid) |
|
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changeset
|
683 vals = tuple(vals) |
| 1165 | 684 |
| 685 # make sure the ordering is correct for column name -> column value | |
|
2098
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changeset
|
686 s = ','.join([self.arg for x in cols]) + ',%s'%self.arg |
|
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diff
changeset
|
687 cols = ','.join([col for col,dt in cols]) + ',id' |
| 1165 | 688 |
| 689 # perform the inserts | |
| 690 sql = 'insert into _%s (%s) values (%s)'%(classname, cols, s) | |
| 691 if __debug__: | |
| 692 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
|
693 self.cursor.execute(sql, vals) |
| 1165 | 694 |
| 695 # insert the multilink rows | |
| 696 for col in mls: | |
| 697 t = '%s_%s'%(classname, col) | |
| 698 for entry in node[col]: | |
| 699 sql = 'insert into %s (linkid, nodeid) values (%s,%s)'%(t, | |
| 700 self.arg, self.arg) | |
|
1183
08a13a84ed43
Some speedups - both of the SQL backends can handle using only one cursor.
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parents:
1181
diff
changeset
|
701 self.sql(sql, (entry, nodeid)) |
| 1165 | 702 |
|
2175
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
703 def setnode(self, classname, nodeid, values, multilink_changes={}): |
| 1165 | 704 ''' Change the specified node. |
| 705 ''' | |
| 706 if __debug__: | |
|
1174
8e318dfaf479
Verify contents of tracker module when the tracker is opened
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parents:
1173
diff
changeset
|
707 print >>hyperdb.DEBUG, 'setnode', (self, classname, nodeid, values) |
|
1173
58f1a2c174ed
simple LRU cache for SQL databases
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parents:
1172
diff
changeset
|
708 |
|
58f1a2c174ed
simple LRU cache for SQL databases
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parents:
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diff
changeset
|
709 # clear this node out of the cache if it's in there |
|
58f1a2c174ed
simple LRU cache for SQL databases
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diff
changeset
|
710 key = (classname, nodeid) |
|
58f1a2c174ed
simple LRU cache for SQL databases
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parents:
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diff
changeset
|
711 if self.cache.has_key(key): |
|
58f1a2c174ed
simple LRU cache for SQL databases
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parents:
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diff
changeset
|
712 del self.cache[key] |
|
58f1a2c174ed
simple LRU cache for SQL databases
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parents:
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diff
changeset
|
713 self.cache_lru.remove(key) |
|
58f1a2c174ed
simple LRU cache for SQL databases
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parents:
1172
diff
changeset
|
714 |
|
1174
8e318dfaf479
Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents:
1173
diff
changeset
|
715 # add the special props |
|
8e318dfaf479
Verify contents of tracker module when the tracker is opened
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parents:
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diff
changeset
|
716 values = values.copy() |
|
8e318dfaf479
Verify contents of tracker module when the tracker is opened
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parents:
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diff
changeset
|
717 values['activity'] = date.Date() |
|
2077
3e0961d6d44d
Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents:
2076
diff
changeset
|
718 values['actor'] = self.getuid() |
|
1174
8e318dfaf479
Verify contents of tracker module when the tracker is opened
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parents:
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diff
changeset
|
719 |
|
2098
18addf2a8596
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parents:
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|
720 cl = self.classes[classname] |
|
18addf2a8596
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Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
721 props = cl.getprops() |
| 1165 | 722 |
| 723 cols = [] | |
| 724 mls = [] | |
| 725 # add the multilinks separately | |
|
1174
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Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents:
1173
diff
changeset
|
726 for col in values.keys(): |
|
8e318dfaf479
Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
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diff
changeset
|
727 prop = props[col] |
| 1165 | 728 if isinstance(prop, Multilink): |
| 729 mls.append(col) | |
|
2217
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store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
730 elif isinstance(prop, Interval): |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
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diff
changeset
|
731 # Intervals store the seconds value too |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
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diff
changeset
|
732 cols.append(col) |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
733 # extra leading '_' added by code below |
|
98d3bf8ffb19
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Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
734 cols.append('_' +col + '_int__') |
| 1165 | 735 else: |
|
2098
18addf2a8596
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Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
736 cols.append(col) |
| 1165 | 737 cols.sort() |
| 738 | |
|
2098
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parents:
2093
diff
changeset
|
739 # figure the values to insert |
|
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
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changeset
|
740 vals = [] |
|
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
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diff
changeset
|
741 for col in cols: |
|
2217
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
742 if col.endswith('_int__'): |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
743 # XXX eugh, this test suxxors |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
744 # Intervals store the seconds value too |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
745 col = col[1:-6] |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
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parents:
2196
diff
changeset
|
746 prop = props[col] |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
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parents:
2196
diff
changeset
|
747 value = values[col] |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
748 if value is None: |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
749 vals.append(None) |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
750 else: |
|
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751 vals.append(value.as_seconds()) |
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752 else: |
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753 prop = props[col] |
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754 value = values[col] |
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755 if value is None: |
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756 e = None |
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757 else: |
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758 e = self.hyperdb_to_sql_value[prop.__class__](value) |
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759 vals.append(e) |
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760 |
|
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761 vals.append(int(nodeid)) |
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762 vals = tuple(vals) |
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763 |
|
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764 # if there's any updates to regular columns, do them |
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765 if cols: |
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766 # make sure the ordering is correct for column name -> column value |
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767 s = ','.join(['_%s=%s'%(x, self.arg) for x in cols]) |
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768 cols = ','.join(cols) |
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769 |
|
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770 # perform the update |
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771 sql = 'update _%s set %s where id=%s'%(classname, s, self.arg) |
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772 if __debug__: |
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773 print >>hyperdb.DEBUG, 'setnode', (self, sql, vals) |
|
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774 self.cursor.execute(sql, vals) |
| 1165 | 775 |
|
2175
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776 # we're probably coming from an import, not a change |
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777 if not multilink_changes: |
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778 for name in mls: |
|
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779 prop = props[name] |
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780 value = values[name] |
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781 |
|
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782 t = '%s_%s'%(classname, name) |
|
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783 |
|
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|
784 # clear out previous values for this node |
|
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785 # XXX numeric ids |
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786 self.sql('delete from %s where nodeid=%s'%(t, self.arg), |
|
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787 (nodeid,)) |
|
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788 |
|
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|
789 # insert the values for this node |
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790 for entry in values[name]: |
|
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791 sql = 'insert into %s (linkid, nodeid) values (%s,%s)'%(t, |
|
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792 self.arg, self.arg) |
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793 # XXX numeric ids |
|
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794 self.sql(sql, (entry, nodeid)) |
|
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795 |
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796 # we have multilink changes to apply |
| 1165 | 797 for col, (add, remove) in multilink_changes.items(): |
| 798 tn = '%s_%s'%(classname, col) | |
| 799 if add: | |
| 800 sql = 'insert into %s (nodeid, linkid) values (%s,%s)'%(tn, | |
| 801 self.arg, self.arg) | |
| 802 for addid in add: | |
|
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803 # XXX numeric ids |
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804 self.sql(sql, (int(nodeid), int(addid))) |
| 1165 | 805 if remove: |
| 806 sql = 'delete from %s where nodeid=%s and linkid=%s'%(tn, | |
| 807 self.arg, self.arg) | |
| 808 for removeid in remove: | |
|
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809 # XXX numeric ids |
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810 self.sql(sql, (int(nodeid), int(removeid))) |
| 1165 | 811 |
|
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812 sql_to_hyperdb_value = { |
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813 hyperdb.String : str, |
|
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814 hyperdb.Date : lambda x:date.Date(str(x).replace(' ', '.')), |
|
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815 # hyperdb.Link : int, # XXX numeric ids |
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816 hyperdb.Link : str, |
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817 hyperdb.Interval : date.Interval, |
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818 hyperdb.Password : lambda x: password.Password(encrypted=x), |
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819 hyperdb.Boolean : int, |
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820 hyperdb.Number : _num_cvt, |
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821 } |
| 1165 | 822 def getnode(self, classname, nodeid): |
| 823 ''' Get a node from the database. | |
| 824 ''' | |
| 825 if __debug__: | |
| 826 print >>hyperdb.DEBUG, 'getnode', (self, classname, nodeid) | |
|
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827 |
|
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828 # see if we have this node cached |
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829 key = (classname, nodeid) |
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830 if self.cache.has_key(key): |
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831 # push us back to the top of the LRU |
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832 self.cache_lru.remove(key) |
|
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833 self.cache_lru.insert(0, key) |
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834 # return the cached information |
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835 return self.cache[key] |
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836 |
| 1165 | 837 # figure the columns we're fetching |
| 838 cl = self.classes[classname] | |
| 839 cols, mls = self.determine_columns(cl.properties.items()) | |
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840 scols = ','.join([col for col,dt in cols]) |
| 1165 | 841 |
| 842 # perform the basic property fetch | |
| 843 sql = 'select %s from _%s where id=%s'%(scols, classname, self.arg) | |
|
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844 self.sql(sql, (nodeid,)) |
| 1165 | 845 |
|
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846 values = self.sql_fetchone() |
| 1165 | 847 if values is None: |
| 848 raise IndexError, 'no such %s node %s'%(classname, nodeid) | |
| 849 | |
| 850 # make up the node | |
| 851 node = {} | |
|
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|
852 props = cl.getprops(protected=1) |
| 1165 | 853 for col in range(len(cols)): |
|
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854 name = cols[col][0][1:] |
|
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855 if name.endswith('_int__'): |
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856 # XXX eugh, this test suxxors |
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857 # ignore the special Interval-as-seconds column |
|
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858 continue |
|
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859 value = values[col] |
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|
860 if value is not None: |
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861 value = self.sql_to_hyperdb_value[props[name].__class__](value) |
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862 node[name] = value |
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|
863 |
| 1165 | 864 |
| 865 # now the multilinks | |
| 866 for col in mls: | |
| 867 # get the link ids | |
| 868 sql = 'select linkid from %s_%s where nodeid=%s'%(classname, col, | |
| 869 self.arg) | |
|
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|
870 self.cursor.execute(sql, (nodeid,)) |
| 1165 | 871 # extract the first column from the result |
|
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872 # XXX numeric ids |
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873 node[col] = [str(x[0]) for x in self.cursor.fetchall()] |
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874 |
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|
875 # save off in the cache |
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876 key = (classname, nodeid) |
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877 self.cache[key] = node |
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878 # update the LRU |
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879 self.cache_lru.insert(0, key) |
|
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880 if len(self.cache_lru) > ROW_CACHE_SIZE: |
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881 del self.cache[self.cache_lru.pop()] |
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882 |
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883 return node |
| 1165 | 884 |
| 885 def destroynode(self, classname, nodeid): | |
| 886 '''Remove a node from the database. Called exclusively by the | |
| 887 destroy() method on Class. | |
| 888 ''' | |
| 889 if __debug__: | |
| 890 print >>hyperdb.DEBUG, 'destroynode', (self, classname, nodeid) | |
| 891 | |
| 892 # make sure the node exists | |
| 893 if not self.hasnode(classname, nodeid): | |
| 894 raise IndexError, '%s has no node %s'%(classname, nodeid) | |
| 895 | |
|
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896 # see if we have this node cached |
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897 if self.cache.has_key((classname, nodeid)): |
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898 del self.cache[(classname, nodeid)] |
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899 |
| 1165 | 900 # see if there's any obvious commit actions that we should get rid of |
| 901 for entry in self.transactions[:]: | |
| 902 if entry[1][:2] == (classname, nodeid): | |
| 903 self.transactions.remove(entry) | |
| 904 | |
| 905 # now do the SQL | |
| 906 sql = 'delete from _%s where id=%s'%(classname, self.arg) | |
|
1183
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Richard Jones <richard@users.sourceforge.net>
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diff
changeset
|
907 self.sql(sql, (nodeid,)) |
| 1165 | 908 |
| 909 # remove from multilnks | |
| 910 cl = self.getclass(classname) | |
| 911 x, mls = self.determine_columns(cl.properties.items()) | |
| 912 for col in mls: | |
| 913 # get the link ids | |
| 914 sql = 'delete from %s_%s where nodeid=%s'%(classname, col, self.arg) | |
|
1906
f255363e6d97
PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
915 self.sql(sql, (nodeid,)) |
| 1165 | 916 |
| 917 # remove journal entries | |
| 918 sql = 'delete from %s__journal where nodeid=%s'%(classname, self.arg) | |
|
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Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
919 self.sql(sql, (nodeid,)) |
| 1165 | 920 |
| 921 def hasnode(self, classname, nodeid): | |
| 922 ''' Determine if the database has a given node. | |
| 923 ''' | |
| 924 sql = 'select count(*) from _%s where id=%s'%(classname, self.arg) | |
| 925 if __debug__: | |
| 926 print >>hyperdb.DEBUG, 'hasnode', (self, sql, nodeid) | |
|
1183
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Some speedups - both of the SQL backends can handle using only one cursor.
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parents:
1181
diff
changeset
|
927 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:
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diff
changeset
|
928 return int(self.cursor.fetchone()[0]) |
| 1165 | 929 |
| 930 def countnodes(self, classname): | |
| 931 ''' Count the number of nodes that exist for a particular Class. | |
| 932 ''' | |
| 933 sql = 'select count(*) from _%s'%classname | |
| 934 if __debug__: | |
| 935 print >>hyperdb.DEBUG, 'countnodes', (self, sql) | |
|
1183
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Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
936 self.cursor.execute(sql) |
|
08a13a84ed43
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parents:
1181
diff
changeset
|
937 return self.cursor.fetchone()[0] |
| 1165 | 938 |
| 939 def addjournal(self, classname, nodeid, action, params, creator=None, | |
| 940 creation=None): | |
| 941 ''' Journal the Action | |
| 942 'action' may be: | |
| 943 | |
| 944 'create' or 'set' -- 'params' is a dictionary of property values | |
| 945 'link' or 'unlink' -- 'params' is (classname, nodeid, propname) | |
| 946 'retire' -- 'params' is None | |
| 947 ''' | |
| 948 # handle supply of the special journalling parameters (usually | |
| 949 # supplied on importing an existing database) | |
| 950 if creator: | |
| 951 journaltag = creator | |
| 952 else: | |
|
1800
a3b1b1dcf639
Use getuid(), not figure_curuserid()
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
1794
diff
changeset
|
953 journaltag = self.getuid() |
| 1165 | 954 if creation: |
|
2098
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
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diff
changeset
|
955 journaldate = creation |
| 1165 | 956 else: |
|
2098
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
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parents:
2093
diff
changeset
|
957 journaldate = date.Date() |
| 1165 | 958 |
| 959 # create the journal entry | |
|
2175
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Export and import now include journals (incompatible with export < 0.7)
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diff
changeset
|
960 cols = 'nodeid,date,tag,action,params' |
| 1165 | 961 |
| 962 if __debug__: | |
| 963 print >>hyperdb.DEBUG, 'addjournal', (nodeid, journaldate, | |
| 964 journaltag, action, params) | |
| 965 | |
|
1183
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Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents:
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|
966 self.save_journal(classname, cols, nodeid, journaldate, |
| 1165 | 967 journaltag, action, params) |
| 968 | |
|
2175
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Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
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changeset
|
969 def setjournal(self, classname, nodeid, journal): |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
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diff
changeset
|
970 '''Set the journal to the "journal" list.''' |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
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diff
changeset
|
971 # clear out any existing entries |
|
723098a10677
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Richard Jones <richard@users.sourceforge.net>
parents:
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diff
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|
972 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>
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diff
changeset
|
973 self.arg), (nodeid,)) |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
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parents:
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diff
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|
974 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
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parents:
2166
diff
changeset
|
975 # create the journal entry |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
976 cols = 'nodeid,date,tag,action,params' |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
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parents:
2166
diff
changeset
|
977 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
978 for nodeid, journaldate, journaltag, action, params in journal: |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
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parents:
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diff
changeset
|
979 if __debug__: |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
980 print >>hyperdb.DEBUG, 'setjournal', (nodeid, journaldate, |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
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parents:
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diff
changeset
|
981 journaltag, action, params) |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
982 self.save_journal(classname, cols, nodeid, journaldate, |
|
723098a10677
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Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
983 journaltag, action, params) |
|
723098a10677
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Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
984 |
| 1165 | 985 def getjournal(self, classname, nodeid): |
| 986 ''' get the journal for id | |
| 987 ''' | |
| 988 # make sure the node exists | |
| 989 if not self.hasnode(classname, nodeid): | |
| 990 raise IndexError, '%s has no node %s'%(classname, nodeid) | |
| 991 | |
| 992 cols = ','.join('nodeid date tag action params'.split()) | |
|
1183
08a13a84ed43
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diff
changeset
|
993 return self.load_journal(classname, cols, nodeid) |
| 1165 | 994 |
|
1911
f5c804379c85
fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
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diff
changeset
|
995 def save_journal(self, classname, cols, nodeid, journaldate, |
|
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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diff
changeset
|
996 journaltag, action, params): |
|
f5c804379c85
fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
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diff
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|
997 ''' Save the journal entry to the database |
|
f5c804379c85
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diff
changeset
|
998 ''' |
|
f5c804379c85
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diff
changeset
|
999 # make the params db-friendly |
|
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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parents:
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diff
changeset
|
1000 params = repr(params) |
|
2098
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
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parents:
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diff
changeset
|
1001 dc = self.hyperdb_to_sql_value[hyperdb.Date] |
|
18addf2a8596
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2093
diff
changeset
|
1002 entry = (nodeid, dc(journaldate), journaltag, action, params) |
|
1911
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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diff
changeset
|
1003 |
|
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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diff
changeset
|
1004 # do the insert |
|
f5c804379c85
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parents:
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diff
changeset
|
1005 a = self.arg |
|
2098
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
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diff
changeset
|
1006 sql = 'insert into %s__journal (%s) values (%s,%s,%s,%s,%s)'%( |
|
18addf2a8596
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diff
changeset
|
1007 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
|
1008 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
|
1009 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
|
1010 self.cursor.execute(sql, entry) |
|
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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1906
diff
changeset
|
1011 |
|
1183
08a13a84ed43
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diff
changeset
|
1012 def load_journal(self, classname, cols, nodeid): |
| 1165 | 1013 ''' Load the journal from the database |
| 1014 ''' | |
|
1911
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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parents:
1906
diff
changeset
|
1015 # now get the journal entries |
|
2089
93f03c6714d8
A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
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2082
diff
changeset
|
1016 sql = 'select %s from %s__journal where nodeid=%s order by date'%( |
|
93f03c6714d8
A few big changes in this commit:
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parents:
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diff
changeset
|
1017 cols, classname, self.arg) |
|
1911
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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parents:
1906
diff
changeset
|
1018 if __debug__: |
|
f5c804379c85
fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents:
1906
diff
changeset
|
1019 print >>hyperdb.DEBUG, 'load_journal', (self, sql, nodeid) |
|
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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parents:
1906
diff
changeset
|
1020 self.cursor.execute(sql, (nodeid,)) |
|
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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parents:
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diff
changeset
|
1021 res = [] |
|
2098
18addf2a8596
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diff
changeset
|
1022 dc = self.sql_to_hyperdb_value[hyperdb.Date] |
|
1911
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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parents:
1906
diff
changeset
|
1023 for nodeid, date_stamp, user, action, params in self.cursor.fetchall(): |
|
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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parents:
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diff
changeset
|
1024 params = eval(params) |
|
2098
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parents:
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diff
changeset
|
1025 # XXX numeric ids |
|
18addf2a8596
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diff
changeset
|
1026 res.append((str(nodeid), dc(date_stamp), user, action, params)) |
|
1911
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fixed ZRoundup - mostly changes to classic template
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diff
changeset
|
1027 return res |
| 1165 | 1028 |
| 1029 def pack(self, pack_before): | |
| 1030 ''' Delete all journal entries except "create" before 'pack_before'. | |
| 1031 ''' | |
| 1032 # get a 'yyyymmddhhmmss' version of the date | |
| 1033 date_stamp = pack_before.serialise() | |
| 1034 | |
| 1035 # do the delete | |
| 1036 for classname in self.classes.keys(): | |
| 1037 sql = "delete from %s__journal where date<%s and "\ | |
| 1038 "action<>'create'"%(classname, self.arg) | |
| 1039 if __debug__: | |
| 1040 print >>hyperdb.DEBUG, 'pack', (self, sql, date_stamp) | |
|
1183
08a13a84ed43
Some speedups - both of the SQL backends can handle using only one cursor.
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parents:
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diff
changeset
|
1041 self.cursor.execute(sql, (date_stamp,)) |
| 1165 | 1042 |
| 1043 def sql_commit(self): | |
| 1044 ''' Actually commit to the database. | |
| 1045 ''' | |
|
2075
b1704ba7be41
make mysql / postgresql work again. beginnings of otk/session store in rdbmses
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diff
changeset
|
1046 if __debug__: |
|
b1704ba7be41
make mysql / postgresql work again. beginnings of otk/session store in rdbmses
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parents:
2073
diff
changeset
|
1047 print >>hyperdb.DEBUG, '+++ commit database connection +++' |
| 1165 | 1048 self.conn.commit() |
| 1049 | |
| 1050 def commit(self): | |
| 1051 ''' Commit the current transactions. | |
| 1052 | |
| 1053 Save all data changed since the database was opened or since the | |
| 1054 last commit() or rollback(). | |
| 1055 ''' | |
| 1056 if __debug__: | |
| 1057 print >>hyperdb.DEBUG, 'commit', (self,) | |
| 1058 | |
| 1059 # commit the database | |
| 1060 self.sql_commit() | |
| 1061 | |
| 1062 # now, do all the other transaction stuff | |
| 1063 for method, args in self.transactions: | |
|
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93f03c6714d8
A few big changes in this commit:
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diff
changeset
|
1064 method(*args) |
| 1165 | 1065 |
| 1066 # save the indexer state | |
| 1067 self.indexer.save_index() | |
| 1068 | |
| 1069 # clear out the transactions | |
| 1070 self.transactions = [] | |
| 1071 | |
|
1911
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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diff
changeset
|
1072 def sql_rollback(self): |
|
f5c804379c85
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parents:
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diff
changeset
|
1073 self.conn.rollback() |
|
f5c804379c85
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parents:
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diff
changeset
|
1074 |
| 1165 | 1075 def rollback(self): |
| 1076 ''' Reverse all actions from the current transaction. | |
| 1077 | |
| 1078 Undo all the changes made since the database was opened or the last | |
| 1079 commit() or rollback() was performed. | |
| 1080 ''' | |
| 1081 if __debug__: | |
| 1082 print >>hyperdb.DEBUG, 'rollback', (self,) | |
| 1083 | |
|
1911
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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parents:
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diff
changeset
|
1084 self.sql_rollback() |
| 1165 | 1085 |
| 1086 # roll back "other" transaction stuff | |
| 1087 for method, args in self.transactions: | |
| 1088 # delete temporary files | |
| 1089 if method == self.doStoreFile: | |
| 1090 self.rollbackStoreFile(*args) | |
| 1091 self.transactions = [] | |
| 1092 | |
|
1492
2fc7d4a8c9e7
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parents:
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changeset
|
1093 # clear the cache |
|
2fc7d4a8c9e7
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parents:
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diff
changeset
|
1094 self.clearCache() |
|
2fc7d4a8c9e7
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parents:
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diff
changeset
|
1095 |
|
1911
f5c804379c85
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Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
1096 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
|
1097 if __debug__: |
|
b1704ba7be41
make mysql / postgresql work again. beginnings of otk/session store in rdbmses
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parents:
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diff
changeset
|
1098 print >>hyperdb.DEBUG, '+++ close database connection +++' |
|
1911
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diff
changeset
|
1099 self.conn.close() |
|
f5c804379c85
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parents:
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diff
changeset
|
1100 |
| 1165 | 1101 def close(self): |
| 1102 ''' Close off the connection. | |
| 1103 ''' | |
|
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changeset
|
1104 self.indexer.close() |
|
1911
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diff
changeset
|
1105 self.sql_close() |
| 1165 | 1106 |
| 1107 # | |
| 1108 # The base Class class | |
| 1109 # | |
| 1110 class Class(hyperdb.Class): | |
| 1111 ''' The handle to a particular class of nodes in a hyperdatabase. | |
| 1112 | |
| 1113 All methods except __repr__ and getnode must be implemented by a | |
| 1114 concrete backend Class. | |
| 1115 ''' | |
| 1116 | |
| 1117 def __init__(self, db, classname, **properties): | |
| 1118 '''Create a new class with a given name and property specification. | |
| 1119 | |
| 1120 'classname' must not collide with the name of an existing class, | |
| 1121 or a ValueError is raised. The keyword arguments in 'properties' | |
| 1122 must map names to property objects, or a TypeError is raised. | |
| 1123 ''' | |
|
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parents:
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diff
changeset
|
1124 for name in 'creation activity creator actor'.split(): |
|
3e0961d6d44d
Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
1125 if properties.has_key(name): |
|
3e0961d6d44d
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diff
changeset
|
1126 raise ValueError, '"creation", "activity", "creator" and '\ |
|
3e0961d6d44d
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parents:
2076
diff
changeset
|
1127 '"actor" are reserved' |
| 1165 | 1128 |
| 1129 self.classname = classname | |
| 1130 self.properties = properties | |
| 1131 self.db = weakref.proxy(db) # use a weak ref to avoid circularity | |
| 1132 self.key = '' | |
| 1133 | |
| 1134 # should we journal changes (default yes) | |
| 1135 self.do_journal = 1 | |
| 1136 | |
| 1137 # do the db-related init stuff | |
| 1138 db.addclass(self) | |
| 1139 | |
|
1519
6fede2aa6a12
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Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1140 self.auditors = {'create': [], 'set': [], 'retire': [], 'restore': []} |
|
6fede2aa6a12
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diff
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|
1141 self.reactors = {'create': [], 'set': [], 'retire': [], 'restore': []} |
| 1165 | 1142 |
| 1143 def schema(self): | |
| 1144 ''' A dumpable version of the schema that we can store in the | |
| 1145 database | |
| 1146 ''' | |
| 1147 return (self.key, [(x, repr(y)) for x,y in self.properties.items()]) | |
| 1148 | |
| 1149 def enableJournalling(self): | |
| 1150 '''Turn journalling on for this class | |
| 1151 ''' | |
| 1152 self.do_journal = 1 | |
| 1153 | |
| 1154 def disableJournalling(self): | |
| 1155 '''Turn journalling off for this class | |
| 1156 ''' | |
| 1157 self.do_journal = 0 | |
| 1158 | |
| 1159 # Editing nodes: | |
| 1160 def create(self, **propvalues): | |
| 1161 ''' Create a new node of this class and return its id. | |
| 1162 | |
| 1163 The keyword arguments in 'propvalues' map property names to values. | |
| 1164 | |
| 1165 The values of arguments must be acceptable for the types of their | |
| 1166 corresponding properties or a TypeError is raised. | |
| 1167 | |
| 1168 If this class has a key property, it must be present and its value | |
| 1169 must not collide with other key strings or a ValueError is raised. | |
| 1170 | |
| 1171 Any other properties on this class that are missing from the | |
| 1172 'propvalues' dictionary are set to None. | |
| 1173 | |
| 1174 If an id in a link or multilink property does not refer to a valid | |
| 1175 node, an IndexError is raised. | |
| 1176 ''' | |
|
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Richard Jones <richard@users.sourceforge.net>
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diff
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|
1177 self.fireAuditors('create', None, propvalues) |
|
c70068162e64
Altered Class.create() and FileClass.create() methods...
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parents:
1417
diff
changeset
|
1178 newid = self.create_inner(**propvalues) |
|
c70068162e64
Altered Class.create() and FileClass.create() methods...
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diff
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|
1179 self.fireReactors('create', newid, None) |
|
c70068162e64
Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
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diff
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|
1180 return newid |
|
c70068162e64
Altered Class.create() and FileClass.create() methods...
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parents:
1417
diff
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|
1181 |
|
c70068162e64
Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents:
1417
diff
changeset
|
1182 def create_inner(self, **propvalues): |
|
c70068162e64
Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents:
1417
diff
changeset
|
1183 ''' 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
|
1184 ''' |
| 1165 | 1185 if propvalues.has_key('id'): |
| 1186 raise KeyError, '"id" is reserved' | |
| 1187 | |
| 1188 if self.db.journaltag is None: | |
| 1189 raise DatabaseError, 'Database open read-only' | |
| 1190 | |
|
2077
3e0961d6d44d
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Richard Jones <richard@users.sourceforge.net>
parents:
2076
diff
changeset
|
1191 if propvalues.has_key('creator') or propvalues.has_key('actor') or \ |
|
3e0961d6d44d
Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
1192 propvalues.has_key('creation') or propvalues.has_key('activity'): |
|
3e0961d6d44d
Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents:
2076
diff
changeset
|
1193 raise KeyError, '"creator", "actor", "creation" and '\ |
|
3e0961d6d44d
Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents:
2076
diff
changeset
|
1194 '"activity" are reserved' |
| 1165 | 1195 |
| 1196 # new node's id | |
| 1197 newid = self.db.newid(self.classname) | |
| 1198 | |
| 1199 # validate propvalues | |
| 1200 num_re = re.compile('^\d+$') | |
| 1201 for key, value in propvalues.items(): | |
| 1202 if key == self.key: | |
| 1203 try: | |
| 1204 self.lookup(value) | |
| 1205 except KeyError: | |
| 1206 pass | |
| 1207 else: | |
| 1208 raise ValueError, 'node with key "%s" exists'%value | |
| 1209 | |
| 1210 # try to handle this property | |
| 1211 try: | |
| 1212 prop = self.properties[key] | |
| 1213 except KeyError: | |
| 1214 raise KeyError, '"%s" has no property "%s"'%(self.classname, | |
| 1215 key) | |
| 1216 | |
| 1217 if value is not None and isinstance(prop, Link): | |
| 1218 if type(value) != type(''): | |
| 1219 raise ValueError, 'link value must be String' | |
| 1220 link_class = self.properties[key].classname | |
| 1221 # if it isn't a number, it's a key | |
| 1222 if not num_re.match(value): | |
| 1223 try: | |
| 1224 value = self.db.classes[link_class].lookup(value) | |
| 1225 except (TypeError, KeyError): | |
| 1226 raise IndexError, 'new property "%s": %s not a %s'%( | |
| 1227 key, value, link_class) | |
| 1228 elif not self.db.getclass(link_class).hasnode(value): | |
| 1229 raise IndexError, '%s has no node %s'%(link_class, value) | |
| 1230 | |
| 1231 # save off the value | |
| 1232 propvalues[key] = value | |
| 1233 | |
| 1234 # register the link with the newly linked node | |
| 1235 if self.do_journal and self.properties[key].do_journal: | |
| 1236 self.db.addjournal(link_class, value, 'link', | |
| 1237 (self.classname, newid, key)) | |
| 1238 | |
| 1239 elif isinstance(prop, Multilink): | |
| 1240 if type(value) != type([]): | |
| 1241 raise TypeError, 'new property "%s" not a list of ids'%key | |
| 1242 | |
| 1243 # clean up and validate the list of links | |
| 1244 link_class = self.properties[key].classname | |
| 1245 l = [] | |
| 1246 for entry in value: | |
| 1247 if type(entry) != type(''): | |
| 1248 raise ValueError, '"%s" multilink value (%r) '\ | |
| 1249 'must contain Strings'%(key, value) | |
| 1250 # if it isn't a number, it's a key | |
| 1251 if not num_re.match(entry): | |
| 1252 try: | |
| 1253 entry = self.db.classes[link_class].lookup(entry) | |
| 1254 except (TypeError, KeyError): | |
| 1255 raise IndexError, 'new property "%s": %s not a %s'%( | |
| 1256 key, entry, self.properties[key].classname) | |
| 1257 l.append(entry) | |
| 1258 value = l | |
| 1259 propvalues[key] = value | |
| 1260 | |
| 1261 # handle additions | |
| 1262 for nodeid in value: | |
| 1263 if not self.db.getclass(link_class).hasnode(nodeid): | |
| 1264 raise IndexError, '%s has no node %s'%(link_class, | |
| 1265 nodeid) | |
| 1266 # register the link with the newly linked node | |
| 1267 if self.do_journal and self.properties[key].do_journal: | |
| 1268 self.db.addjournal(link_class, nodeid, 'link', | |
| 1269 (self.classname, newid, key)) | |
| 1270 | |
| 1271 elif isinstance(prop, String): | |
|
1383
f19dde90e473
applied unicode patch
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1365
diff
changeset
|
1272 if type(value) != type('') and type(value) != type(u''): |
| 1165 | 1273 raise TypeError, 'new property "%s" not a string'%key |
|
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Richard Jones <richard@users.sourceforge.net>
parents:
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diff
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|
1274 self.db.indexer.add_text((self.classname, newid, key), value) |
| 1165 | 1275 |
| 1276 elif isinstance(prop, Password): | |
| 1277 if not isinstance(value, password.Password): | |
| 1278 raise TypeError, 'new property "%s" not a Password'%key | |
| 1279 | |
| 1280 elif isinstance(prop, Date): | |
| 1281 if value is not None and not isinstance(value, date.Date): | |
| 1282 raise TypeError, 'new property "%s" not a Date'%key | |
| 1283 | |
| 1284 elif isinstance(prop, Interval): | |
| 1285 if value is not None and not isinstance(value, date.Interval): | |
| 1286 raise TypeError, 'new property "%s" not an Interval'%key | |
| 1287 | |
| 1288 elif value is not None and isinstance(prop, Number): | |
| 1289 try: | |
| 1290 float(value) | |
| 1291 except ValueError: | |
| 1292 raise TypeError, 'new property "%s" not numeric'%key | |
| 1293 | |
| 1294 elif value is not None and isinstance(prop, Boolean): | |
| 1295 try: | |
| 1296 int(value) | |
| 1297 except ValueError: | |
| 1298 raise TypeError, 'new property "%s" not boolean'%key | |
| 1299 | |
| 1300 # make sure there's data where there needs to be | |
| 1301 for key, prop in self.properties.items(): | |
| 1302 if propvalues.has_key(key): | |
| 1303 continue | |
| 1304 if key == self.key: | |
| 1305 raise ValueError, 'key property "%s" is required'%key | |
| 1306 if isinstance(prop, Multilink): | |
| 1307 propvalues[key] = [] | |
| 1308 else: | |
| 1309 propvalues[key] = None | |
| 1310 | |
| 1311 # done | |
| 1312 self.db.addnode(self.classname, newid, propvalues) | |
| 1313 if self.do_journal: | |
|
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diff
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|
1314 self.db.addjournal(self.classname, newid, 'create', {}) |
| 1165 | 1315 |
|
2098
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
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parents:
2093
diff
changeset
|
1316 # XXX numeric ids |
|
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
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2093
diff
changeset
|
1317 return str(newid) |
| 1165 | 1318 |
| 1319 _marker = [] | |
| 1320 def get(self, nodeid, propname, default=_marker, cache=1): | |
| 1321 '''Get the value of a property on an existing node of this class. | |
| 1322 | |
| 1323 'nodeid' must be the id of an existing node of this class or an | |
| 1324 IndexError is raised. 'propname' must be the name of a property | |
| 1325 of this class or a KeyError is raised. | |
| 1326 | |
|
1780
d2801a2b0a77
Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents:
1751
diff
changeset
|
1327 'cache' exists for backwards compatibility, and is not used. |
| 1165 | 1328 ''' |
| 1329 if propname == 'id': | |
| 1330 return nodeid | |
| 1331 | |
|
1174
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Verify contents of tracker module when the tracker is opened
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parents:
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diff
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|
1332 # get the node's dict |
|
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1173
diff
changeset
|
1333 d = self.db.getnode(self.classname, nodeid) |
|
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diff
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|
1334 |
| 1165 | 1335 if propname == 'creation': |
|
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Verify contents of tracker module when the tracker is opened
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diff
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|
1336 if d.has_key('creation'): |
|
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parents:
1173
diff
changeset
|
1337 return d['creation'] |
| 1165 | 1338 else: |
| 1339 return date.Date() | |
| 1340 if propname == 'activity': | |
|
1174
8e318dfaf479
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diff
changeset
|
1341 if d.has_key('activity'): |
|
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diff
changeset
|
1342 return d['activity'] |
| 1165 | 1343 else: |
| 1344 return date.Date() | |
| 1345 if propname == 'creator': | |
|
1174
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parents:
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diff
changeset
|
1346 if d.has_key('creator'): |
|
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diff
changeset
|
1347 return d['creator'] |
| 1165 | 1348 else: |
|
1800
a3b1b1dcf639
Use getuid(), not figure_curuserid()
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
1794
diff
changeset
|
1349 return self.db.getuid() |
|
2077
3e0961d6d44d
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diff
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|
1350 if propname == 'actor': |
|
3e0961d6d44d
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parents:
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diff
changeset
|
1351 if d.has_key('actor'): |
|
3e0961d6d44d
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parents:
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diff
changeset
|
1352 return d['actor'] |
|
3e0961d6d44d
Added the "actor" property.
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parents:
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diff
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|
1353 else: |
|
3e0961d6d44d
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parents:
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diff
changeset
|
1354 return self.db.getuid() |
| 1165 | 1355 |
| 1356 # get the property (raises KeyErorr if invalid) | |
| 1357 prop = self.properties[propname] | |
| 1358 | |
| 1359 if not d.has_key(propname): | |
| 1360 if default is self._marker: | |
| 1361 if isinstance(prop, Multilink): | |
| 1362 return [] | |
| 1363 else: | |
| 1364 return None | |
| 1365 else: | |
| 1366 return default | |
| 1367 | |
| 1368 # don't pass our list to other code | |
| 1369 if isinstance(prop, Multilink): | |
| 1370 return d[propname][:] | |
| 1371 | |
| 1372 return d[propname] | |
| 1373 | |
| 1374 def set(self, nodeid, **propvalues): | |
| 1375 '''Modify a property on an existing node of this class. | |
| 1376 | |
| 1377 'nodeid' must be the id of an existing node of this class or an | |
| 1378 IndexError is raised. | |
| 1379 | |
| 1380 Each key in 'propvalues' must be the name of a property of this | |
| 1381 class or a KeyError is raised. | |
| 1382 | |
| 1383 All values in 'propvalues' must be acceptable types for their | |
| 1384 corresponding properties or a TypeError is raised. | |
| 1385 | |
| 1386 If the value of the key property is set, it must not collide with | |
| 1387 other key strings or a ValueError is raised. | |
| 1388 | |
| 1389 If the value of a Link or Multilink property contains an invalid | |
| 1390 node id, a ValueError is raised. | |
| 1391 ''' | |
|
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|
1392 self.fireAuditors('set', nodeid, propvalues) |
|
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parents:
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|
1393 oldvalues = copy.deepcopy(self.db.getnode(self.classname, nodeid)) |
|
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|
1394 propvalues = self.set_inner(nodeid, **propvalues) |
|
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|
1395 self.fireReactors('set', nodeid, oldvalues) |
|
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|
1396 return propvalues |
|
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|
1397 |
|
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|
1398 def set_inner(self, nodeid, **propvalues): |
|
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changeset
|
1399 ''' Called by set, in-between the audit and react calls. |
|
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diff
changeset
|
1400 ''' |
| 1165 | 1401 if not propvalues: |
| 1402 return propvalues | |
| 1403 | |
|
2077
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|
1404 if propvalues.has_key('creation') or propvalues.has_key('creator') or \ |
|
3e0961d6d44d
Added the "actor" property.
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parents:
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diff
changeset
|
1405 propvalues.has_key('actor') or propvalues.has_key('activity'): |
|
3e0961d6d44d
Added the "actor" property.
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parents:
2076
diff
changeset
|
1406 raise KeyError, '"creation", "creator", "actor" and '\ |
|
3e0961d6d44d
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parents:
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diff
changeset
|
1407 '"activity" are reserved' |
| 1165 | 1408 |
| 1409 if propvalues.has_key('id'): | |
| 1410 raise KeyError, '"id" is reserved' | |
| 1411 | |
| 1412 if self.db.journaltag is None: | |
| 1413 raise DatabaseError, 'Database open read-only' | |
| 1414 | |
| 1415 node = self.db.getnode(self.classname, nodeid) | |
| 1416 if self.is_retired(nodeid): | |
| 1417 raise IndexError, 'Requested item is retired' | |
| 1418 num_re = re.compile('^\d+$') | |
| 1419 | |
| 1420 # if the journal value is to be different, store it in here | |
| 1421 journalvalues = {} | |
| 1422 | |
| 1423 # remember the add/remove stuff for multilinks, making it easier | |
| 1424 # for the Database layer to do its stuff | |
| 1425 multilink_changes = {} | |
| 1426 | |
| 1427 for propname, value in propvalues.items(): | |
| 1428 # check to make sure we're not duplicating an existing key | |
| 1429 if propname == self.key and node[propname] != value: | |
| 1430 try: | |
| 1431 self.lookup(value) | |
| 1432 except KeyError: | |
| 1433 pass | |
| 1434 else: | |
| 1435 raise ValueError, 'node with key "%s" exists'%value | |
| 1436 | |
| 1437 # this will raise the KeyError if the property isn't valid | |
| 1438 # ... we don't use getprops() here because we only care about | |
| 1439 # the writeable properties. | |
|
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|
1440 try: |
|
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|
1441 prop = self.properties[propname] |
|
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diff
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|
1442 except KeyError: |
|
8e318dfaf479
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diff
changeset
|
1443 raise KeyError, '"%s" has no property named "%s"'%( |
|
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changeset
|
1444 self.classname, propname) |
| 1165 | 1445 |
| 1446 # if the value's the same as the existing value, no sense in | |
| 1447 # doing anything | |
|
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diff
changeset
|
1448 current = node.get(propname, None) |
|
61ad556cfc8d
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diff
changeset
|
1449 if value == current: |
| 1165 | 1450 del propvalues[propname] |
| 1451 continue | |
|
1304
61ad556cfc8d
working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents:
1295
diff
changeset
|
1452 journalvalues[propname] = current |
| 1165 | 1453 |
| 1454 # do stuff based on the prop type | |
| 1455 if isinstance(prop, Link): | |
| 1456 link_class = prop.classname | |
| 1457 # if it isn't a number, it's a key | |
| 1458 if value is not None and not isinstance(value, type('')): | |
| 1459 raise ValueError, 'property "%s" link value be a string'%( | |
| 1460 propname) | |
| 1461 if isinstance(value, type('')) and not num_re.match(value): | |
| 1462 try: | |
| 1463 value = self.db.classes[link_class].lookup(value) | |
| 1464 except (TypeError, KeyError): | |
| 1465 raise IndexError, 'new property "%s": %s not a %s'%( | |
| 1466 propname, value, prop.classname) | |
| 1467 | |
| 1468 if (value is not None and | |
| 1469 not self.db.getclass(link_class).hasnode(value)): | |
| 1470 raise IndexError, '%s has no node %s'%(link_class, value) | |
| 1471 | |
| 1472 if self.do_journal and prop.do_journal: | |
| 1473 # register the unlink with the old linked node | |
| 1474 if node[propname] is not None: | |
| 1475 self.db.addjournal(link_class, node[propname], 'unlink', | |
| 1476 (self.classname, nodeid, propname)) | |
| 1477 | |
| 1478 # register the link with the newly linked node | |
| 1479 if value is not None: | |
| 1480 self.db.addjournal(link_class, value, 'link', | |
| 1481 (self.classname, nodeid, propname)) | |
| 1482 | |
| 1483 elif isinstance(prop, Multilink): | |
| 1484 if type(value) != type([]): | |
| 1485 raise TypeError, 'new property "%s" not a list of'\ | |
| 1486 ' ids'%propname | |
| 1487 link_class = self.properties[propname].classname | |
| 1488 l = [] | |
| 1489 for entry in value: | |
| 1490 # if it isn't a number, it's a key | |
| 1491 if type(entry) != type(''): | |
| 1492 raise ValueError, 'new property "%s" link value ' \ | |
| 1493 'must be a string'%propname | |
| 1494 if not num_re.match(entry): | |
| 1495 try: | |
| 1496 entry = self.db.classes[link_class].lookup(entry) | |
| 1497 except (TypeError, KeyError): | |
| 1498 raise IndexError, 'new property "%s": %s not a %s'%( | |
| 1499 propname, entry, | |
| 1500 self.properties[propname].classname) | |
| 1501 l.append(entry) | |
| 1502 value = l | |
| 1503 propvalues[propname] = value | |
| 1504 | |
| 1505 # figure the journal entry for this property | |
| 1506 add = [] | |
| 1507 remove = [] | |
| 1508 | |
| 1509 # handle removals | |
| 1510 if node.has_key(propname): | |
| 1511 l = node[propname] | |
| 1512 else: | |
| 1513 l = [] | |
| 1514 for id in l[:]: | |
| 1515 if id in value: | |
| 1516 continue | |
| 1517 # register the unlink with the old linked node | |
| 1518 if self.do_journal and self.properties[propname].do_journal: | |
| 1519 self.db.addjournal(link_class, id, 'unlink', | |
| 1520 (self.classname, nodeid, propname)) | |
| 1521 l.remove(id) | |
| 1522 remove.append(id) | |
| 1523 | |
| 1524 # handle additions | |
| 1525 for id in value: | |
| 1526 if not self.db.getclass(link_class).hasnode(id): | |
| 1527 raise IndexError, '%s has no node %s'%(link_class, id) | |
| 1528 if id in l: | |
| 1529 continue | |
| 1530 # register the link with the newly linked node | |
| 1531 if self.do_journal and self.properties[propname].do_journal: | |
| 1532 self.db.addjournal(link_class, id, 'link', | |
| 1533 (self.classname, nodeid, propname)) | |
| 1534 l.append(id) | |
| 1535 add.append(id) | |
| 1536 | |
| 1537 # figure the journal entry | |
| 1538 l = [] | |
| 1539 if add: | |
| 1540 l.append(('+', add)) | |
| 1541 if remove: | |
| 1542 l.append(('-', remove)) | |
| 1543 multilink_changes[propname] = (add, remove) | |
| 1544 if l: | |
| 1545 journalvalues[propname] = tuple(l) | |
| 1546 | |
| 1547 elif isinstance(prop, String): | |
|
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parents:
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diff
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|
1548 if value is not None and type(value) != type('') and type(value) != type(u''): |
| 1165 | 1549 raise TypeError, 'new property "%s" not a string'%propname |
|
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A few big changes in this commit:
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|
1550 self.db.indexer.add_text((self.classname, nodeid, propname), |
|
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A few big changes in this commit:
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|
1551 value) |
| 1165 | 1552 |
| 1553 elif isinstance(prop, Password): | |
| 1554 if not isinstance(value, password.Password): | |
| 1555 raise TypeError, 'new property "%s" not a Password'%propname | |
| 1556 propvalues[propname] = value | |
| 1557 | |
| 1558 elif value is not None and isinstance(prop, Date): | |
| 1559 if not isinstance(value, date.Date): | |
| 1560 raise TypeError, 'new property "%s" not a Date'% propname | |
| 1561 propvalues[propname] = value | |
| 1562 | |
| 1563 elif value is not None and isinstance(prop, Interval): | |
| 1564 if not isinstance(value, date.Interval): | |
| 1565 raise TypeError, 'new property "%s" not an '\ | |
| 1566 'Interval'%propname | |
| 1567 propvalues[propname] = value | |
| 1568 | |
| 1569 elif value is not None and isinstance(prop, Number): | |
| 1570 try: | |
| 1571 float(value) | |
| 1572 except ValueError: | |
| 1573 raise TypeError, 'new property "%s" not numeric'%propname | |
| 1574 | |
| 1575 elif value is not None and isinstance(prop, Boolean): | |
| 1576 try: | |
| 1577 int(value) | |
| 1578 except ValueError: | |
| 1579 raise TypeError, 'new property "%s" not boolean'%propname | |
| 1580 | |
| 1581 # nothing to do? | |
| 1582 if not propvalues: | |
| 1583 return propvalues | |
| 1584 | |
| 1585 # do the set, and journal it | |
|
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|
1586 self.db.setnode(self.classname, nodeid, propvalues, multilink_changes) |
| 1165 | 1587 |
| 1588 if self.do_journal: | |
|
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|
1589 self.db.addjournal(self.classname, nodeid, 'set', journalvalues) |
| 1165 | 1590 |
| 1591 return propvalues | |
| 1592 | |
| 1593 def retire(self, nodeid): | |
| 1594 '''Retire a node. | |
| 1595 | |
| 1596 The properties on the node remain available from the get() method, | |
| 1597 and the node's id is never reused. | |
| 1598 | |
| 1599 Retired nodes are not returned by the find(), list(), or lookup() | |
| 1600 methods, and other nodes may reuse the values of their key properties. | |
| 1601 ''' | |
| 1602 if self.db.journaltag is None: | |
| 1603 raise DatabaseError, 'Database open read-only' | |
| 1604 | |
|
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|
1605 self.fireAuditors('retire', nodeid, None) |
|
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|
1606 |
|
1222
bc3bc3248dd1
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1607 # use the arg for __retired__ to cope with any odd database type |
|
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1608 # conversion (hello, sqlite) |
|
bc3bc3248dd1
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|
1609 sql = 'update _%s set __retired__=%s where id=%s'%(self.classname, |
|
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|
1610 self.db.arg, self.db.arg) |
| 1165 | 1611 if __debug__: |
| 1612 print >>hyperdb.DEBUG, 'retire', (self, sql, nodeid) | |
|
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|
1613 self.db.cursor.execute(sql, (1, nodeid)) |
|
1519
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diff
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|
1614 if self.do_journal: |
|
6fede2aa6a12
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parents:
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diff
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|
1615 self.db.addjournal(self.classname, nodeid, 'retired', None) |
| 1165 | 1616 |
|
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|
1617 self.fireReactors('retire', nodeid, None) |
|
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|
1618 |
|
1519
6fede2aa6a12
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diff
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|
1619 def restore(self, nodeid): |
|
1740
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don't have RDBMS backends list retired nodes [SF#767319]
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parents:
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|
1620 '''Restore a retired node. |
|
1519
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parents:
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diff
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1621 |
|
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1622 Make node available for all operations like it was before retirement. |
|
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diff
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1623 ''' |
|
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parents:
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|
1624 if self.db.journaltag is None: |
|
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parents:
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diff
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|
1625 raise DatabaseError, 'Database open read-only' |
|
6fede2aa6a12
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parents:
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diff
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|
1626 |
|
1523
63aa7be52d2c
checked to make sure that the restored item doesn't clash...
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parents:
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diff
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|
1627 node = self.db.getnode(self.classname, nodeid) |
|
63aa7be52d2c
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parents:
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diff
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|
1628 # check if key property was overrided |
|
63aa7be52d2c
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parents:
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diff
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|
1629 key = self.getkey() |
|
63aa7be52d2c
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diff
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|
1630 try: |
|
63aa7be52d2c
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parents:
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diff
changeset
|
1631 id = self.lookup(node[key]) |
|
63aa7be52d2c
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parents:
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diff
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|
1632 except KeyError: |
|
63aa7be52d2c
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parents:
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diff
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|
1633 pass |
|
63aa7be52d2c
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parents:
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diff
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|
1634 else: |
|
63aa7be52d2c
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parents:
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diff
changeset
|
1635 raise KeyError, "Key property (%s) of retired node clashes with \ |
|
63aa7be52d2c
checked to make sure that the restored item doesn't clash...
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parents:
1519
diff
changeset
|
1636 existing one (%s)" % (key, node[key]) |
|
63aa7be52d2c
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parents:
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diff
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|
1637 |
|
1519
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parents:
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diff
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|
1638 self.fireAuditors('restore', nodeid, None) |
|
6fede2aa6a12
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parents:
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diff
changeset
|
1639 # use the arg for __retired__ to cope with any odd database type |
|
6fede2aa6a12
added ability to restore retired nodes
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parents:
1515
diff
changeset
|
1640 # conversion (hello, sqlite) |
|
6fede2aa6a12
added ability to restore retired nodes
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parents:
1515
diff
changeset
|
1641 sql = 'update _%s set __retired__=%s where id=%s'%(self.classname, |
|
6fede2aa6a12
added ability to restore retired nodes
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parents:
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diff
changeset
|
1642 self.db.arg, self.db.arg) |
|
6fede2aa6a12
added ability to restore retired nodes
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parents:
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diff
changeset
|
1643 if __debug__: |
|
6fede2aa6a12
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parents:
1515
diff
changeset
|
1644 print >>hyperdb.DEBUG, 'restore', (self, sql, nodeid) |
|
6fede2aa6a12
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parents:
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diff
changeset
|
1645 self.db.cursor.execute(sql, (0, nodeid)) |
|
6fede2aa6a12
added ability to restore retired nodes
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parents:
1515
diff
changeset
|
1646 if self.do_journal: |
|
6fede2aa6a12
added ability to restore retired nodes
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parents:
1515
diff
changeset
|
1647 self.db.addjournal(self.classname, nodeid, 'restored', None) |
|
6fede2aa6a12
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parents:
1515
diff
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|
1648 |
|
6fede2aa6a12
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parents:
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diff
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|
1649 self.fireReactors('restore', nodeid, None) |
|
6fede2aa6a12
added ability to restore retired nodes
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parents:
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diff
changeset
|
1650 |
| 1165 | 1651 def is_retired(self, nodeid): |
| 1652 '''Return true if the node is rerired | |
| 1653 ''' | |
| 1654 sql = 'select __retired__ from _%s where id=%s'%(self.classname, | |
| 1655 self.db.arg) | |
| 1656 if __debug__: | |
| 1657 print >>hyperdb.DEBUG, 'is_retired', (self, sql, nodeid) | |
|
1183
08a13a84ed43
Some speedups - both of the SQL backends can handle using only one cursor.
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parents:
1181
diff
changeset
|
1658 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
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|
1659 return int(self.db.sql_fetchone()[0]) |
| 1165 | 1660 |
| 1661 def destroy(self, nodeid): | |
| 1662 '''Destroy a node. | |
| 1663 | |
| 1664 WARNING: this method should never be used except in extremely rare | |
| 1665 situations where there could never be links to the node being | |
| 1666 deleted | |
|
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1988
diff
changeset
|
1667 |
| 1165 | 1668 WARNING: use retire() instead |
|
2005
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diff
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|
1669 |
| 1165 | 1670 WARNING: the properties of this node will not be available ever again |
|
2005
fc52d57c6c3e
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diff
changeset
|
1671 |
| 1165 | 1672 WARNING: really, use retire() instead |
| 1673 | |
| 1674 Well, I think that's enough warnings. This method exists mostly to | |
| 1675 support the session storage of the cgi interface. | |
| 1676 | |
| 1677 The node is completely removed from the hyperdb, including all journal | |
| 1678 entries. It will no longer be available, and will generally break code | |
| 1679 if there are any references to the node. | |
| 1680 ''' | |
| 1681 if self.db.journaltag is None: | |
| 1682 raise DatabaseError, 'Database open read-only' | |
| 1683 self.db.destroynode(self.classname, nodeid) | |
| 1684 | |
| 1685 def history(self, nodeid): | |
| 1686 '''Retrieve the journal of edits on a particular node. | |
| 1687 | |
| 1688 'nodeid' must be the id of an existing node of this class or an | |
| 1689 IndexError is raised. | |
| 1690 | |
| 1691 The returned list contains tuples of the form | |
| 1692 | |
|
1409
8dc60d87ab42
Fixed a backlog of bug reports, and worked on python 2.3 compatibility:
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parents:
1383
diff
changeset
|
1693 (nodeid, date, tag, action, params) |
| 1165 | 1694 |
| 1695 'date' is a Timestamp object specifying the time of the change and | |
| 1696 'tag' is the journaltag specified when the database was opened. | |
| 1697 ''' | |
| 1698 if not self.do_journal: | |
| 1699 raise ValueError, 'Journalling is disabled for this class' | |
| 1700 return self.db.getjournal(self.classname, nodeid) | |
| 1701 | |
| 1702 # Locating nodes: | |
| 1703 def hasnode(self, nodeid): | |
| 1704 '''Determine if the given nodeid actually exists | |
| 1705 ''' | |
| 1706 return self.db.hasnode(self.classname, nodeid) | |
| 1707 | |
| 1708 def setkey(self, propname): | |
| 1709 '''Select a String property of this class to be the key property. | |
| 1710 | |
| 1711 'propname' must be the name of a String property of this class or | |
| 1712 None, or a TypeError is raised. The values of the key property on | |
| 1713 all existing nodes must be unique or a ValueError is raised. | |
| 1714 ''' | |
| 1715 prop = self.getprops()[propname] | |
| 1716 if not isinstance(prop, String): | |
| 1717 raise TypeError, 'key properties must be String' | |
| 1718 self.key = propname | |
| 1719 | |
| 1720 def getkey(self): | |
| 1721 '''Return the name of the key property for this class or None.''' | |
| 1722 return self.key | |
| 1723 | |
| 1724 def labelprop(self, default_to_id=0): | |
|
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parents:
1988
diff
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|
1725 '''Return the property name for a label for the given node. |
| 1165 | 1726 |
| 1727 This method attempts to generate a consistent label for the node. | |
| 1728 It tries the following in order: | |
|
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1729 |
|
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diff
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|
1730 1. key property |
|
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parents:
1988
diff
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|
1731 2. "name" property |
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parents:
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diff
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|
1732 3. "title" property |
|
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parents:
1988
diff
changeset
|
1733 4. first property from the sorted property name list |
| 1165 | 1734 ''' |
| 1735 k = self.getkey() | |
| 1736 if k: | |
| 1737 return k | |
| 1738 props = self.getprops() | |
| 1739 if props.has_key('name'): | |
| 1740 return 'name' | |
| 1741 elif props.has_key('title'): | |
| 1742 return 'title' | |
| 1743 if default_to_id: | |
| 1744 return 'id' | |
| 1745 props = props.keys() | |
| 1746 props.sort() | |
| 1747 return props[0] | |
| 1748 | |
| 1749 def lookup(self, keyvalue): | |
| 1750 '''Locate a particular node by its key property and return its id. | |
| 1751 | |
| 1752 If this class has no key property, a TypeError is raised. If the | |
| 1753 'keyvalue' matches one of the values for the key property among | |
| 1754 the nodes in this class, the matching node's id is returned; | |
| 1755 otherwise a KeyError is raised. | |
| 1756 ''' | |
| 1757 if not self.key: | |
| 1758 raise TypeError, 'No key property set for class %s'%self.classname | |
| 1759 | |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1760 # 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
|
1761 # sqlite) |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1762 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
|
1763 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
|
1764 self.db.sql(sql, (keyvalue, 1)) |
| 1165 | 1765 |
|
1174
8e318dfaf479
Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents:
1173
diff
changeset
|
1766 # 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
|
1767 row = self.db.sql_fetchone() |
|
735adcbfc665
fix to SQL lookup() and retirement
Richard Jones <richard@users.sourceforge.net>
parents:
1195
diff
changeset
|
1768 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
|
1769 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
|
1770 keyvalue, self.classname) |
| 1165 | 1771 |
| 1772 # return the id | |
|
2098
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
1773 # XXX numeric ids |
|
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
1774 return str(row[0]) |
| 1165 | 1775 |
| 1776 def find(self, **propspec): | |
| 1777 '''Get the ids of nodes in this class which link to the given nodes. | |
| 1778 | |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1779 '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
|
1780 propname={nodeid:1, } |
| 1165 | 1781 '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
|
1782 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
|
1783 Multilink property, or a TypeError is raised. |
| 1165 | 1784 |
| 1785 Any node in this class whose 'propname' property links to any of the | |
| 1786 nodeids will be returned. Used by the full text indexing, which knows | |
| 1787 that "foo" occurs in msg1, msg3 and file7, so we have hits on these | |
| 1788 issues: | |
| 1789 | |
| 1790 db.issue.find(messages={'1':1,'3':1}, files={'7':1}) | |
| 1791 ''' | |
| 1792 if __debug__: | |
| 1793 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
|
1794 |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1795 # shortcut |
| 1165 | 1796 if not propspec: |
| 1797 return [] | |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1798 |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
1799 # validate the args |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1800 props = self.getprops() |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1801 propspec = propspec.items() |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1802 for propname, nodeids in propspec: |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1803 # check the prop is OK |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1804 prop = props[propname] |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1805 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
|
1806 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
|
1807 |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1808 # first, links |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1809 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
|
1810 allvalues = (1,) |
|
1988
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1811 o = [] |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1812 where = [] |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1813 for prop, values in propspec: |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1814 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
|
1815 continue |
|
1912
2b0ab61db194
fixes for [SF#818339]
Richard Jones <richard@users.sourceforge.net>
parents:
1911
diff
changeset
|
1816 if type(values) is type({}) and len(values) == 1: |
|
2b0ab61db194
fixes for [SF#818339]
Richard Jones <richard@users.sourceforge.net>
parents:
1911
diff
changeset
|
1817 values = values.keys()[0] |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
1818 if type(values) is type(''): |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
1819 allvalues += (values,) |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1820 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
|
1821 elif values is None: |
|
e2a8ce4d2317
Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents:
1557
diff
changeset
|
1822 where.append('_%s is NULL'%prop) |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
1823 else: |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
1824 allvalues += tuple(values.keys()) |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
1825 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
|
1826 tables = ['_%s'%self.classname] |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1827 if where: |
|
1988
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1828 o.append('(' + ' and '.join(where) + ')') |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
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parents:
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diff
changeset
|
1829 |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
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parents:
1212
diff
changeset
|
1830 # now multilinks |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1831 for prop, values in propspec: |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1832 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
|
1833 continue |
|
1988
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1834 if not values: |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1835 continue |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1836 if type(values) is type(''): |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1837 allvalues += (values,) |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1838 s = a |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1839 else: |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
1840 allvalues += tuple(values.keys()) |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1841 s = ','.join([a]*len(values)) |
|
1988
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1842 tn = '%s_%s'%(self.classname, prop) |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1843 tables.append(tn) |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1844 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
|
1845 |
|
1988
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1846 if not o: |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1847 return [] |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1848 elif len(o) > 1: |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1849 o = '(' + ' or '.join(['(%s)'%i for i in o]) + ')' |
|
5660b89f8903
more compliance testing, this time for find()
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parents:
1986
diff
changeset
|
1850 else: |
|
5660b89f8903
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Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1851 o = o[0] |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1852 t = ', '.join(tables) |
|
2098
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
1853 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
|
1854 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
|
1855 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
|
1856 # XXX numeric ids |
|
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
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parents:
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diff
changeset
|
1857 l = [str(x[0]) for x in self.db.sql_fetchall()] |
|
1195
e0032f4ab334
added missing stringFind to sql backends
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parents:
1189
diff
changeset
|
1858 if __debug__: |
|
e0032f4ab334
added missing stringFind to sql backends
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parents:
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diff
changeset
|
1859 print >>hyperdb.DEBUG, 'find ... ', l |
|
e0032f4ab334
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parents:
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diff
changeset
|
1860 return l |
|
e0032f4ab334
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parents:
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diff
changeset
|
1861 |
|
e0032f4ab334
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diff
changeset
|
1862 def stringFind(self, **requirements): |
|
e0032f4ab334
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parents:
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diff
changeset
|
1863 '''Locate a particular node by matching a set of its String |
|
e0032f4ab334
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Richard Jones <richard@users.sourceforge.net>
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diff
changeset
|
1864 properties in a caseless search. |
|
e0032f4ab334
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parents:
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diff
changeset
|
1865 |
|
e0032f4ab334
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diff
changeset
|
1866 If the property is not a String property, a TypeError is raised. |
|
e0032f4ab334
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parents:
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diff
changeset
|
1867 |
|
e0032f4ab334
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diff
changeset
|
1868 The return is a list of the id of all nodes that match. |
|
e0032f4ab334
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diff
changeset
|
1869 ''' |
|
e0032f4ab334
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diff
changeset
|
1870 where = [] |
|
e0032f4ab334
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parents:
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diff
changeset
|
1871 args = [] |
|
e0032f4ab334
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parents:
1189
diff
changeset
|
1872 for propname in requirements.keys(): |
|
e0032f4ab334
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parents:
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diff
changeset
|
1873 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
|
1874 if not isinstance(prop, String): |
|
1195
e0032f4ab334
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Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1875 raise TypeError, "'%s' not a String property"%propname |
|
e0032f4ab334
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parents:
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diff
changeset
|
1876 where.append(propname) |
|
e0032f4ab334
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parents:
1189
diff
changeset
|
1877 args.append(requirements[propname].lower()) |
|
e0032f4ab334
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parents:
1189
diff
changeset
|
1878 |
|
e0032f4ab334
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parents:
1189
diff
changeset
|
1879 # generate the where clause |
|
1549
a53a7e197360
fixed rdbms email address lookup (case insensitivity)
Richard Jones <richard@users.sourceforge.net>
parents:
1539
diff
changeset
|
1880 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
|
1881 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
|
1882 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
|
1883 args.append(1) |
|
1195
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1884 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
|
1885 # XXX numeric ids |
|
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
1886 l = [str(x[0]) for x in self.db.sql_fetchall()] |
| 1165 | 1887 if __debug__: |
| 1888 print >>hyperdb.DEBUG, 'find ... ', l | |
| 1889 return l | |
| 1890 | |
| 1891 def list(self): | |
| 1892 ''' Return a list of the ids of the active nodes in this class. | |
| 1893 ''' | |
|
1484
b3f2484babce
fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents:
1479
diff
changeset
|
1894 return self.getnodeids(retired=0) |
|
b3f2484babce
fixes to import/export
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|
1895 |
|
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|
1896 def getnodeids(self, retired=None): |
|
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|
1897 ''' Retrieve all the ids of the nodes for a particular Class. |
|
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|
1898 |
|
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|
1899 Set retired=None to get all nodes. Otherwise it'll get all the |
|
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|
1900 retired or non-retired nodes, depending on the flag. |
|
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parents:
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diff
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|
1901 ''' |
|
1707
3d627e34f18e
sqlite backend now passes all tests under 2.3.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents:
1599
diff
changeset
|
1902 # flip the sense of the 'retired' flag if we don't want all of them |
|
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|
1903 if retired is not None: |
|
1719
eeb167fb8faf
*** empty log message ***
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parents:
1707
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|
1904 if retired: |
|
eeb167fb8faf
*** empty log message ***
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parents:
1707
diff
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|
1905 args = (0, ) |
|
eeb167fb8faf
*** empty log message ***
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diff
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|
1906 else: |
|
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*** empty log message ***
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parents:
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diff
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|
1907 args = (1, ) |
|
1539
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fixed rdbms export - getnodeids in particular with NULL values
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diff
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|
1908 sql = 'select id from _%s where __retired__ <> %s'%(self.classname, |
|
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fixed rdbms export - getnodeids in particular with NULL values
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|
1909 self.db.arg) |
|
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|
1910 else: |
|
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|
1911 args = () |
|
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|
1912 sql = 'select id from _%s'%self.classname |
|
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|
1913 if __debug__: |
|
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|
1914 print >>hyperdb.DEBUG, 'getnodeids', (self, sql, retired) |
|
1539
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|
1915 self.db.cursor.execute(sql, args) |
|
2098
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Implemented proper datatypes in mysql and postgresql backends...
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|
1916 # XXX numeric ids |
|
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|
1917 ids = [str(x[0]) for x in self.db.cursor.fetchall()] |
|
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|
1918 return ids |
| 1165 | 1919 |
|
1249
6c24a86a12ae
Fixes for SourceForge tracker bugs.
Richard Jones <richard@users.sourceforge.net>
parents:
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|
1920 def filter(self, search_matches, filterspec, sort=(None,None), |
|
6c24a86a12ae
Fixes for SourceForge tracker bugs.
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parents:
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diff
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|
1921 group=(None,None)): |
|
2005
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1922 '''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
|
1923 match the 'filter' spec, sorted by the group spec and then the |
|
fc52d57c6c3e
documentation cleanup
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parents:
1988
diff
changeset
|
1924 sort spec |
|
fc52d57c6c3e
documentation cleanup
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parents:
1988
diff
changeset
|
1925 |
|
fc52d57c6c3e
documentation cleanup
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parents:
1988
diff
changeset
|
1926 "filterspec" is {propname: value(s)} |
| 1165 | 1927 |
|
2005
fc52d57c6c3e
documentation cleanup
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parents:
1988
diff
changeset
|
1928 "sort" and "group" are (dir, prop) where dir is '+', '-' or None |
|
fc52d57c6c3e
documentation cleanup
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parents:
1988
diff
changeset
|
1929 and prop is a prop name or None |
|
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|
1930 |
|
2005
fc52d57c6c3e
documentation cleanup
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parents:
1988
diff
changeset
|
1931 "search_matches" is {nodeid: marker} |
|
fc52d57c6c3e
documentation cleanup
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parents:
1988
diff
changeset
|
1932 |
|
fc52d57c6c3e
documentation cleanup
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parents:
1988
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changeset
|
1933 The filter must match all properties specificed - but if the |
|
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documentation cleanup
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1988
diff
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|
1934 property value to match is a list, any one of the values in the |
|
fc52d57c6c3e
documentation cleanup
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parents:
1988
diff
changeset
|
1935 list may match for that property to match. |
| 1165 | 1936 ''' |
|
1205
0df08772f166
fix to SQL filtering
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parents:
1203
diff
changeset
|
1937 # just don't bother if the full-text search matched diddly |
|
0df08772f166
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parents:
1203
diff
changeset
|
1938 if search_matches == {}: |
|
0df08772f166
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parents:
1203
diff
changeset
|
1939 return [] |
|
0df08772f166
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parents:
1203
diff
changeset
|
1940 |
| 1165 | 1941 cn = self.classname |
| 1942 | |
|
1499
8ee69708da0c
added support for searching on ranges of dates
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parents:
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changeset
|
1943 timezone = self.db.getUserTimezone() |
|
8ee69708da0c
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parents:
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diff
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|
1944 |
| 1165 | 1945 # figure the WHERE clause from the filterspec |
| 1946 props = self.getprops() | |
| 1947 frum = ['_'+cn] | |
| 1948 where = [] | |
| 1949 args = [] | |
|
1168
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fixes to the rdbms backends
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parents:
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diff
changeset
|
1950 a = self.db.arg |
| 1165 | 1951 for k, v in filterspec.items(): |
| 1952 propclass = props[k] | |
|
1170
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|
1953 # now do other where clause stuff |
| 1165 | 1954 if isinstance(propclass, Multilink): |
| 1955 tn = '%s_%s'%(cn, k) | |
|
1556
9e89f5394f6c
handle myriad of argument types to filter()
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parents:
1555
diff
changeset
|
1956 if v in ('-1', ['-1']): |
|
9e89f5394f6c
handle myriad of argument types to filter()
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parents:
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diff
changeset
|
1957 # only match rows that have count(linkid)=0 in the |
|
9e89f5394f6c
handle myriad of argument types to filter()
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parents:
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diff
changeset
|
1958 # corresponding multilink table) |
|
9e89f5394f6c
handle myriad of argument types to filter()
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parents:
1555
diff
changeset
|
1959 where.append('id not in (select nodeid from %s)'%tn) |
|
9e89f5394f6c
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parents:
1555
diff
changeset
|
1960 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
|
1961 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
|
1962 s = ','.join([a for x in v]) |
| 1165 | 1963 where.append('id=%s.nodeid and %s.linkid in (%s)'%(tn,tn,s)) |
| 1964 args = args + v | |
| 1965 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
|
1966 frum.append(tn) |
|
948c7764d46c
implemented ability to search for multilink properties with no value (not in mk)
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parents:
1549
diff
changeset
|
1967 where.append('id=%s.nodeid and %s.linkid=%s'%(tn, tn, a)) |
| 1165 | 1968 args.append(v) |
|
1365
4884fb0860f9
fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents:
1351
diff
changeset
|
1969 elif k == 'id': |
|
4884fb0860f9
fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents:
1351
diff
changeset
|
1970 if isinstance(v, type([])): |
|
4884fb0860f9
fixed rdbms searching by ID [SF#666615]
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parents:
1351
diff
changeset
|
1971 s = ','.join([a for x in v]) |
|
4884fb0860f9
fixed rdbms searching by ID [SF#666615]
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parents:
1351
diff
changeset
|
1972 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
|
1973 args = args + v |
|
4884fb0860f9
fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents:
1351
diff
changeset
|
1974 else: |
|
4884fb0860f9
fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents:
1351
diff
changeset
|
1975 where.append('%s=%s'%(k, a)) |
|
4884fb0860f9
fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents:
1351
diff
changeset
|
1976 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
|
1977 elif isinstance(propclass, String): |
|
af104fa52746
Added some words to the installation doc about choosing backends.
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parents:
1168
diff
changeset
|
1978 if not isinstance(v, type([])): |
|
af104fa52746
Added some words to the installation doc about choosing backends.
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parents:
1168
diff
changeset
|
1979 v = [v] |
|
af104fa52746
Added some words to the installation doc about choosing backends.
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parents:
1168
diff
changeset
|
1980 |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
1981 # 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
|
1982 # 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
|
1983 # they make it through the python layer happily |
|
af104fa52746
Added some words to the installation doc about choosing backends.
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parents:
1168
diff
changeset
|
1984 v = ['%%'+self.db.sql_stringquote(s)+'%%' for s in v] |
|
af104fa52746
Added some words to the installation doc about choosing backends.
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parents:
1168
diff
changeset
|
1985 |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
1986 # 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
|
1987 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
|
1988 # 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
|
1989 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
|
1990 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
|
1991 if '-1' in v: |
|
1578
ba13c04814f0
don't modify filterspec passed in (bad Richard)
Richard Jones <richard@users.sourceforge.net>
parents:
1563
diff
changeset
|
1992 v = v[:] |
|
1170
af104fa52746
Added some words to the installation doc about choosing backends.
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parents:
1168
diff
changeset
|
1993 v.remove('-1') |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
1994 xtra = ' or _%s is NULL'%k |
|
1173
58f1a2c174ed
simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents:
1172
diff
changeset
|
1995 else: |
|
58f1a2c174ed
simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents:
1172
diff
changeset
|
1996 xtra = '' |
|
1295
9c3459cb8ab6
work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents:
1252
diff
changeset
|
1997 if v: |
|
9c3459cb8ab6
work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents:
1252
diff
changeset
|
1998 s = ','.join([a for x in v]) |
|
9c3459cb8ab6
work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents:
1252
diff
changeset
|
1999 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
|
2000 args = args + v |
|
9c3459cb8ab6
work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents:
1252
diff
changeset
|
2001 else: |
|
9c3459cb8ab6
work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents:
1252
diff
changeset
|
2002 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
|
2003 else: |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
2004 if v == '-1': |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
2005 v = None |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
2006 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
|
2007 else: |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
2008 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
|
2009 args.append(v) |
|
1351
d1bfb479e527
fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents:
1345
diff
changeset
|
2010 elif isinstance(propclass, Date): |
|
2098
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
2011 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
|
2012 if isinstance(v, type([])): |
|
d1bfb479e527
fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents:
1345
diff
changeset
|
2013 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
|
2014 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
|
2015 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
|
2016 else: |
|
1499
8ee69708da0c
added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1496
diff
changeset
|
2017 try: |
|
8ee69708da0c
added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1496
diff
changeset
|
2018 # 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
|
2019 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
|
2020 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
|
2021 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
|
2022 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
|
2023 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
|
2024 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
|
2025 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
|
2026 except ValueError: |
|
8ee69708da0c
added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1496
diff
changeset
|
2027 # 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
|
2028 pass |
|
1351
d1bfb479e527
fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents:
1345
diff
changeset
|
2029 elif isinstance(propclass, Interval): |
|
2217
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
2030 # 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
|
2031 if isinstance(v, type([])): |
|
d1bfb479e527
fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents:
1345
diff
changeset
|
2032 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
|
2033 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
|
2034 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
|
2035 else: |
|
1596
33a0d94c7658
searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1578
diff
changeset
|
2036 try: |
|
33a0d94c7658
searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1578
diff
changeset
|
2037 # 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
|
2038 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
|
2039 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
|
2040 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
|
2041 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
|
2042 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
|
2043 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
|
2044 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
|
2045 except ValueError: |
|
33a0d94c7658
searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1578
diff
changeset
|
2046 # 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
|
2047 pass |
| 1165 | 2048 else: |
| 2049 if isinstance(v, type([])): | |
|
1168
94620e088e3a
fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents:
1165
diff
changeset
|
2050 s = ','.join([a for x in v]) |
| 1165 | 2051 where.append('_%s in (%s)'%(k, s)) |
| 2052 args = args + v | |
| 2053 else: | |
|
1168
94620e088e3a
fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents:
1165
diff
changeset
|
2054 where.append('_%s=%s'%(k, a)) |
| 1165 | 2055 args.append(v) |
| 2056 | |
|
1740
5ca448ff8052
don't have RDBMS backends list retired nodes [SF#767319]
Richard Jones <richard@users.sourceforge.net>
parents:
1719
diff
changeset
|
2057 # 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
|
2058 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
|
2059 |
| 1165 | 2060 # add results of full text search |
| 2061 if search_matches is not None: | |
| 2062 v = search_matches.keys() | |
|
1168
94620e088e3a
fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents:
1165
diff
changeset
|
2063 s = ','.join([a for x in v]) |
| 1165 | 2064 where.append('id in (%s)'%s) |
| 2065 args = args + v | |
| 2066 | |
|
1170
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
2067 # "grouping" is just the first-order sorting in the SQL fetch |
| 1165 | 2068 orderby = [] |
| 2069 ordercols = [] | |
|
2185
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2070 mlsort = [] |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2071 for sortby in group, sort: |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2072 sdir, prop = sortby |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2073 if sdir and prop: |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2074 if isinstance(props[prop], Multilink): |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2075 mlsort.append(sortby) |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2076 continue |
|
2217
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
2077 elif isinstance(props[prop], Interval): |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
2078 # 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
|
2079 o = '__'+prop+'_int__' |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
2080 ordercols.append(o) |
|
2185
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2081 elif prop == 'id': |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2082 o = 'id' |
|
1168
94620e088e3a
fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents:
1165
diff
changeset
|
2083 else: |
|
2185
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2084 o = '_'+prop |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2085 ordercols.append(o) |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2086 if sdir == '-': |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2087 o += ' desc' |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2088 orderby.append(o) |
| 1165 | 2089 |
| 2090 # construct the SQL | |
| 2091 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
|
2092 if where: |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
2093 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
|
2094 else: |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
2095 where = '' |
|
2185
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2096 cols = ['distinct(id)'] |
| 1165 | 2097 if orderby: |
| 2098 cols = cols + ordercols | |
| 2099 order = ' order by %s'%(','.join(orderby)) | |
| 2100 else: | |
| 2101 order = '' | |
| 2102 cols = ','.join(cols) | |
|
2185
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2103 sql = 'select %s from %s %s%s'%(cols, frum, where, order) |
| 1165 | 2104 args = tuple(args) |
| 2105 if __debug__: | |
|
1168
94620e088e3a
fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents:
1165
diff
changeset
|
2106 print >>hyperdb.DEBUG, 'filter', (self, sql, args) |
|
1906
f255363e6d97
PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents:
1873
diff
changeset
|
2107 if args: |
|
f255363e6d97
PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents:
1873
diff
changeset
|
2108 self.db.cursor.execute(sql, args) |
|
f255363e6d97
PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents:
1873
diff
changeset
|
2109 else: |
|
f255363e6d97
PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents:
1873
diff
changeset
|
2110 # psycopg doesn't like empty args |
|
f255363e6d97
PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents:
1873
diff
changeset
|
2111 self.db.cursor.execute(sql) |
|
1911
f5c804379c85
fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents:
1906
diff
changeset
|
2112 l = self.db.sql_fetchall() |
| 1165 | 2113 |
|
1170
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
2114 # 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
|
2115 # XXX numeric ids |
|
2217
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
2116 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
|
2117 |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2118 if not mlsort: |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2119 return l |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2120 |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2121 # 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
|
2122 r = [] |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2123 for id in l: |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2124 m = [] |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2125 for ml in mlsort: |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2126 m.append(self.get(id, ml[1])) |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2127 r.append((id, m)) |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2128 i = 0 |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2129 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
|
2130 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
|
2131 if dir == '-': |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2132 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
|
2133 else: |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2134 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
|
2135 r.sort(sortfun) |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2136 i += 1 |
|
c52a931879c4
sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2137 return [i[0] for i in r] |
|
1168
94620e088e3a
fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents:
1165
diff
changeset
|
2138 |
| 1165 | 2139 def count(self): |
| 2140 '''Get the number of nodes in this class. | |
| 2141 | |
| 2142 If the returned integer is 'numnodes', the ids of all the nodes | |
| 2143 in this class run from 1 to numnodes, and numnodes+1 will be the | |
| 2144 id of the next node to be created in this class. | |
| 2145 ''' | |
| 2146 return self.db.countnodes(self.classname) | |
| 2147 | |
| 2148 # Manipulating properties: | |
| 2149 def getprops(self, protected=1): | |
| 2150 '''Return a dictionary mapping property names to property objects. | |
| 2151 If the "protected" flag is true, we include protected properties - | |
| 2152 those which may not be modified. | |
| 2153 ''' | |
| 2154 d = self.properties.copy() | |
| 2155 if protected: | |
| 2156 d['id'] = String() | |
| 2157 d['creation'] = hyperdb.Date() | |
| 2158 d['activity'] = hyperdb.Date() | |
|
1176
bd3b57859c37
On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents:
1175
diff
changeset
|
2159 d['creator'] = hyperdb.Link('user') |
|
2077
3e0961d6d44d
Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents:
2076
diff
changeset
|
2160 d['actor'] = hyperdb.Link('user') |
| 1165 | 2161 return d |
| 2162 | |
| 2163 def addprop(self, **properties): | |
| 2164 '''Add properties to this class. | |
| 2165 | |
| 2166 The keyword arguments in 'properties' must map names to property | |
| 2167 objects, or a TypeError is raised. None of the keys in 'properties' | |
| 2168 may collide with the names of existing properties, or a ValueError | |
| 2169 is raised before any properties have been added. | |
| 2170 ''' | |
| 2171 for key in properties.keys(): | |
| 2172 if self.properties.has_key(key): | |
| 2173 raise ValueError, key | |
| 2174 self.properties.update(properties) | |
| 2175 | |
| 2176 def index(self, nodeid): | |
| 2177 '''Add (or refresh) the node to search indexes | |
| 2178 ''' | |
| 2179 # find all the String properties that have indexme | |
| 2180 for prop, propclass in self.getprops().items(): | |
| 2181 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
|
2182 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
|
2183 str(self.get(nodeid, prop))) |
| 1165 | 2184 |
| 2185 | |
| 2186 # | |
| 2187 # Detector interface | |
| 2188 # | |
| 2189 def audit(self, event, detector): | |
| 2190 '''Register a detector | |
| 2191 ''' | |
| 2192 l = self.auditors[event] | |
| 2193 if detector not in l: | |
| 2194 self.auditors[event].append(detector) | |
| 2195 | |
| 2196 def fireAuditors(self, action, nodeid, newvalues): | |
| 2197 '''Fire all registered auditors. | |
| 2198 ''' | |
| 2199 for audit in self.auditors[action]: | |
| 2200 audit(self.db, self, nodeid, newvalues) | |
| 2201 | |
| 2202 def react(self, event, detector): | |
| 2203 '''Register a detector | |
| 2204 ''' | |
| 2205 l = self.reactors[event] | |
| 2206 if detector not in l: | |
| 2207 self.reactors[event].append(detector) | |
| 2208 | |
| 2209 def fireReactors(self, action, nodeid, oldvalues): | |
| 2210 '''Fire all registered reactors. | |
| 2211 ''' | |
| 2212 for react in self.reactors[action]: | |
| 2213 react(self.db, self, nodeid, oldvalues) | |
| 2214 | |
|
2175
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
2215 # |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
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parents:
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diff
changeset
|
2216 # 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
|
2217 # |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
2218 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
|
2219 ''' 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
|
2220 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:
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diff
changeset
|
2221 ''' |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
2222 properties = self.getprops() |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
2223 l = [] |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2224 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
|
2225 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
|
2226 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
|
2227 # "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
|
2228 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
|
2229 pass |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2230 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
|
2231 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
|
2232 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
|
2233 value = value.get_tuple() |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
2234 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
|
2235 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
|
2236 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
|
2237 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
|
2238 return l |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2239 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2240 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:
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diff
changeset
|
2241 ''' 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
|
2242 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
|
2243 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:
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diff
changeset
|
2244 information. |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
2245 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2246 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
|
2247 ''' |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2248 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
|
2249 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
|
2250 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
|
2251 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2252 # 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
|
2253 d = {} |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2254 retire = 0 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2255 newid = None |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2256 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
|
2257 # 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
|
2258 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
|
2259 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2260 # 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
|
2261 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
|
2262 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2263 # "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
|
2264 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
|
2265 newid = value |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2266 continue |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2267 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
|
2268 # 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
|
2269 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
|
2270 retire = 1 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2271 continue |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2272 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
|
2273 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
|
2274 continue |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2275 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2276 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
|
2277 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
|
2278 # 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
|
2279 continue |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2280 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
|
2281 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
|
2282 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
|
2283 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
|
2284 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
|
2285 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
|
2286 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
|
2287 value = pwd |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2288 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
|
2289 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2290 # 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
|
2291 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
|
2292 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
|
2293 |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
2294 # 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
|
2295 if not self.hasnode(newid): |
|
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
2296 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
|
2297 else: |
|
2217
98d3bf8ffb19
store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents:
2196
diff
changeset
|
2298 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
|
2299 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2300 # retire? |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2301 if retire: |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2302 # 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
|
2303 # 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
|
2304 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
|
2305 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
|
2306 if __debug__: |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2307 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
|
2308 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
|
2309 return newid |
|
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 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
|
2312 '''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
|
2313 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
|
2314 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2315 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
|
2316 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2317 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
|
2318 ''' |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2319 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
|
2320 r = [] |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2321 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
|
2322 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
|
2323 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
|
2324 if action == 'set': |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
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2325 for propname, value in params.items(): |
|
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2326 prop = properties[propname] |
|
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2327 # make sure the params are eval()'able |
|
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2328 if value is None: |
|
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2329 pass |
|
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2330 elif isinstance(prop, Date): |
|
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2331 value = value.get_tuple() |
|
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2332 elif isinstance(prop, Interval): |
|
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2333 value = value.get_tuple() |
|
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2334 elif isinstance(prop, Password): |
|
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2335 value = str(value) |
|
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2336 params[propname] = value |
|
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2337 l = [nodeid, date, user, action, params] |
|
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2338 r.append(map(repr, l)) |
|
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2339 return r |
|
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2340 |
|
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2341 def import_journals(self, entries): |
|
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2342 '''Import a class's journal. |
|
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2343 |
|
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2344 Uses setjournal() to set the journal for each item.''' |
|
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2345 properties = self.getprops() |
|
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2346 d = {} |
|
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2347 for l in entries: |
|
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2348 l = map(eval, l) |
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2349 nodeid, jdate, user, action, params = l |
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2350 r = d.setdefault(nodeid, []) |
|
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2351 if action == 'set': |
|
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2352 for propname, value in params.items(): |
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2353 prop = properties[propname] |
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2354 if value is None: |
|
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2355 pass |
|
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2356 elif isinstance(prop, Date): |
|
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2357 value = date.Date(value) |
|
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2358 elif isinstance(prop, Interval): |
|
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2359 value = date.Interval(value) |
|
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2360 elif isinstance(prop, Password): |
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|
2361 pwd = password.Password() |
|
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|
2362 pwd.unpack(value) |
|
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2363 value = pwd |
|
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2364 params[propname] = value |
|
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2365 r.append((nodeid, date.Date(jdate), user, action, params)) |
|
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2366 |
|
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|
2367 for nodeid, l in d.items(): |
|
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2368 self.db.setjournal(self.classname, nodeid, l) |
|
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2369 |
|
1442
b42fa71754c9
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2370 class FileClass(Class, hyperdb.FileClass): |
| 1165 | 2371 '''This class defines a large chunk of data. To support this, it has a |
| 2372 mandatory String property "content" which is typically saved off | |
| 2373 externally to the hyperdb. | |
| 2374 | |
| 2375 The default MIME type of this data is defined by the | |
| 2376 "default_mime_type" class attribute, which may be overridden by each | |
| 2377 node if the class defines a "type" String property. | |
| 2378 ''' | |
| 2379 default_mime_type = 'text/plain' | |
| 2380 | |
| 2381 def create(self, **propvalues): | |
| 2382 ''' snaffle the file propvalue and store in a file | |
| 2383 ''' | |
|
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2384 # we need to fire the auditors now, or the content property won't |
|
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2385 # be in propvalues for the auditors to play with |
|
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2386 self.fireAuditors('create', None, propvalues) |
|
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2387 |
|
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2388 # now remove the content property so it's not stored in the db |
| 1165 | 2389 content = propvalues['content'] |
| 2390 del propvalues['content'] | |
|
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2391 |
|
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2392 # do the database create |
|
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2393 newid = self.create_inner(**propvalues) |
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2394 |
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2395 # figure the mime type |
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2396 mime_type = propvalues.get('type', self.default_mime_type) |
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2397 |
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2398 # and index! |
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2399 self.db.indexer.add_text((self.classname, newid, 'content'), content, |
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2400 mime_type) |
|
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2401 |
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2402 # fire reactors |
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2403 self.fireReactors('create', newid, None) |
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2404 |
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2405 # store off the content as a file |
| 1165 | 2406 self.db.storefile(self.classname, newid, None, content) |
| 2407 return newid | |
| 2408 | |
| 2409 def import_list(self, propnames, proplist): | |
| 2410 ''' Trap the "content" property... | |
| 2411 ''' | |
| 2412 # dupe this list so we don't affect others | |
| 2413 propnames = propnames[:] | |
| 2414 | |
| 2415 # extract the "content" property from the proplist | |
| 2416 i = propnames.index('content') | |
| 2417 content = eval(proplist[i]) | |
| 2418 del propnames[i] | |
| 2419 del proplist[i] | |
| 2420 | |
| 2421 # do the normal import | |
| 2422 newid = Class.import_list(self, propnames, proplist) | |
| 2423 | |
| 2424 # save off the "content" file | |
| 2425 self.db.storefile(self.classname, newid, None, content) | |
| 2426 return newid | |
| 2427 | |
| 2428 _marker = [] | |
| 2429 def get(self, nodeid, propname, default=_marker, cache=1): | |
|
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2430 ''' Trap the content propname and get it from the file |
|
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2431 |
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2432 'cache' exists for backwards compatibility, and is not used. |
| 1165 | 2433 ''' |
| 2434 poss_msg = 'Possibly a access right configuration problem.' | |
| 2435 if propname == 'content': | |
| 2436 try: | |
| 2437 return self.db.getfile(self.classname, nodeid, None) | |
| 2438 except IOError, (strerror): | |
| 2439 # BUG: by catching this we donot see an error in the log. | |
| 2440 return 'ERROR reading file: %s%s\n%s\n%s'%( | |
| 2441 self.classname, nodeid, poss_msg, strerror) | |
| 2442 if default is not self._marker: | |
|
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2443 return Class.get(self, nodeid, propname, default) |
| 1165 | 2444 else: |
|
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2445 return Class.get(self, nodeid, propname) |
| 1165 | 2446 |
| 2447 def getprops(self, protected=1): | |
| 2448 ''' In addition to the actual properties on the node, these methods | |
| 2449 provide the "content" property. If the "protected" flag is true, | |
| 2450 we include protected properties - those which may not be | |
| 2451 modified. | |
| 2452 ''' | |
| 2453 d = Class.getprops(self, protected=protected).copy() | |
| 2454 d['content'] = hyperdb.String() | |
| 2455 return d | |
| 2456 | |
|
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2457 def set(self, itemid, **propvalues): |
|
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2458 ''' Snarf the "content" propvalue and update it in a file |
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2459 ''' |
|
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2460 self.fireAuditors('set', itemid, propvalues) |
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2461 oldvalues = copy.deepcopy(self.db.getnode(self.classname, itemid)) |
| 1165 | 2462 |
|
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2463 # now remove the content property so it's not stored in the db |
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2464 content = None |
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2465 if propvalues.has_key('content'): |
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2466 content = propvalues['content'] |
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2467 del propvalues['content'] |
| 1165 | 2468 |
|
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2469 # do the database create |
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2470 propvalues = self.set_inner(itemid, **propvalues) |
| 1165 | 2471 |
|
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2472 # do content? |
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2473 if content: |
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2474 # store and index |
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2475 self.db.storefile(self.classname, itemid, None, content) |
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2476 mime_type = propvalues.get('type', self.get(itemid, 'type')) |
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2477 if not mime_type: |
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2478 mime_type = self.default_mime_type |
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2479 self.db.indexer.add_text((self.classname, itemid, 'content'), |
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2480 content, mime_type) |
| 1165 | 2481 |
|
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2482 # fire reactors |
|
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2483 self.fireReactors('set', itemid, oldvalues) |
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2484 return propvalues |
| 1165 | 2485 |
| 2486 # XXX deviation from spec - was called ItemClass | |
| 2487 class IssueClass(Class, roundupdb.IssueClass): | |
| 2488 # Overridden methods: | |
| 2489 def __init__(self, db, classname, **properties): | |
| 2490 '''The newly-created class automatically includes the "messages", | |
| 2491 "files", "nosy", and "superseder" properties. If the 'properties' | |
| 2492 dictionary attempts to specify any of these properties or a | |
|
2077
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changeset
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2493 "creation", "creator", "activity" or "actor" property, a ValueError |
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3e0961d6d44d
Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents:
2076
diff
changeset
|
2494 is raised. |
| 1165 | 2495 ''' |
| 2496 if not properties.has_key('title'): | |
| 2497 properties['title'] = hyperdb.String(indexme='yes') | |
| 2498 if not properties.has_key('messages'): | |
| 2499 properties['messages'] = hyperdb.Multilink("msg") | |
| 2500 if not properties.has_key('files'): | |
| 2501 properties['files'] = hyperdb.Multilink("file") | |
| 2502 if not properties.has_key('nosy'): | |
| 2503 # note: journalling is turned off as it really just wastes | |
| 2504 # space. this behaviour may be overridden in an instance | |
| 2505 properties['nosy'] = hyperdb.Multilink("user", do_journal="no") | |
| 2506 if not properties.has_key('superseder'): | |
| 2507 properties['superseder'] = hyperdb.Multilink(classname) | |
| 2508 Class.__init__(self, db, classname, **properties) | |
| 2509 |