Mercurial > p > roundup > code
annotate roundup/backends/rdbms_common.py @ 2196:85954067e496
mysql and postgresql schema mutation now handle added Multilinks; fixed test too
| author | Richard Jones <richard@users.sourceforge.net> |
|---|---|
| date | Thu, 08 Apr 2004 00:40:20 +0000 |
| parents | c52a931879c4 |
| children | 98d3bf8ffb19 |
| rev | line source |
|---|---|
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1 # $Id: rdbms_common.py,v 1.90 2004-04-08 00:40:20 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_actor_column() |
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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 |
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228 hyperdb_to_sql_datatypes = { |
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229 hyperdb.String : 'VARCHAR(255)', |
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230 hyperdb.Date : 'TIMESTAMP', |
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231 hyperdb.Link : 'INTEGER', |
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232 hyperdb.Interval : 'VARCHAR(255)', |
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233 hyperdb.Password : 'VARCHAR(255)', |
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234 hyperdb.Boolean : 'BOOLEAN', |
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235 hyperdb.Number : 'REAL', |
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236 } |
| 1165 | 237 def determine_columns(self, properties): |
| 238 ''' Figure the column names and multilink properties from the spec | |
| 239 | |
| 240 "properties" is a list of (name, prop) where prop may be an | |
| 241 instance of a hyperdb "type" _or_ a string repr of that type. | |
| 242 ''' | |
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243 cols = [ |
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244 ('_actor', self.hyperdb_to_sql_datatypes[hyperdb.Link]), |
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245 ('_activity', self.hyperdb_to_sql_datatypes[hyperdb.Date]), |
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246 ('_creator', self.hyperdb_to_sql_datatypes[hyperdb.Link]), |
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247 ('_creation', self.hyperdb_to_sql_datatypes[hyperdb.Date]), |
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248 ] |
| 1165 | 249 mls = [] |
| 250 # add the multilinks separately | |
| 251 for col, prop in properties: | |
| 252 if isinstance(prop, Multilink): | |
| 253 mls.append(col) | |
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254 continue |
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255 |
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256 if isinstance(prop, type('')): |
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257 raise ValueError, "string property spec!" |
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258 #and prop.find('Multilink') != -1: |
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259 #mls.append(col) |
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260 |
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261 datatype = self.hyperdb_to_sql_datatypes[prop.__class__] |
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262 cols.append(('_'+col, datatype)) |
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263 |
| 1165 | 264 cols.sort() |
| 265 return cols, mls | |
| 266 | |
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267 def update_class(self, spec, old_spec, force=0): |
| 1165 | 268 ''' Determine the differences between the current spec and the |
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269 database version of the spec, and update where necessary. |
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270 |
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271 If 'force' is true, update the database anyway. |
| 1165 | 272 ''' |
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273 new_has = spec.properties.has_key |
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274 new_spec = spec.schema() |
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275 new_spec[1].sort() |
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276 old_spec[1].sort() |
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277 if not force and new_spec == old_spec: |
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278 # no changes |
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279 return 0 |
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280 |
| 1165 | 281 if __debug__: |
| 282 print >>hyperdb.DEBUG, 'update_class FIRING' | |
| 283 | |
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284 # detect key prop change for potential index change |
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285 keyprop_changes = {} |
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286 if new_spec[0] != old_spec[0]: |
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287 keyprop_changes = {'remove': old_spec[0], 'add': new_spec[0]} |
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288 |
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289 # detect multilinks that have been removed, and drop their table |
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290 old_has = {} |
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291 for name, prop in old_spec[1]: |
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292 old_has[name] = 1 |
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293 if new_has(name): |
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294 continue |
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295 |
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296 if prop.find('Multilink to') != -1: |
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297 # first drop indexes. |
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298 self.drop_multilink_table_indexes(spec.classname, name) |
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299 |
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300 # now the multilink table itself |
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301 sql = 'drop table %s_%s'%(spec.classname, name) |
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302 else: |
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303 # if this is the key prop, drop the index first |
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304 if old_spec[0] == prop: |
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305 self.drop_class_table_key_index(spec.classname, name) |
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306 del keyprop_changes['remove'] |
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307 |
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308 # drop the column |
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309 sql = 'alter table _%s drop column _%s'%(spec.classname, name) |
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310 |
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311 if __debug__: |
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312 print >>hyperdb.DEBUG, 'update_class', (self, sql) |
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313 self.cursor.execute(sql) |
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314 old_has = old_has.has_key |
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315 |
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316 # if we didn't remove the key prop just then, but the key prop has |
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317 # changed, we still need to remove the old index |
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318 if keyprop_changes.has_key('remove'): |
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319 self.drop_class_table_key_index(spec.classname, |
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320 keyprop_changes['remove']) |
| 1165 | 321 |
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322 # add new columns |
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323 for propname, prop in new_spec[1]: |
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324 if old_has(propname): |
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325 continue |
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326 prop = spec.properties[propname] |
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327 if isinstance(prop, Multilink): |
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328 self.create_multilink_table(spec, propname) |
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329 else: |
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330 sql = 'alter table _%s add column _%s varchar(255)'%( |
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331 spec.classname, propname) |
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332 if __debug__: |
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333 print >>hyperdb.DEBUG, 'update_class', (self, sql) |
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334 self.cursor.execute(sql) |
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335 |
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336 # if the new column is a key prop, we need an index! |
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337 if new_spec[0] == propname: |
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338 self.create_class_table_key_index(spec.classname, propname) |
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339 del keyprop_changes['add'] |
| 1165 | 340 |
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341 # if we didn't add the key prop just then, but the key prop has |
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342 # changed, we still need to add the new index |
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343 if keyprop_changes.has_key('add'): |
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344 self.create_class_table_key_index(spec.classname, |
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345 keyprop_changes['add']) |
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346 |
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347 return 1 |
| 1165 | 348 |
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349 def create_class_table(self, spec): |
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350 '''Create the class table for the given Class "spec". Creates the |
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351 indexes too.''' |
| 1165 | 352 cols, mls = self.determine_columns(spec.properties.items()) |
| 353 | |
| 354 # add on our special columns | |
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355 cols.append(('id', 'INTEGER PRIMARY KEY')) |
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356 cols.append(('__retired__', 'INTEGER DEFAULT 0')) |
| 1165 | 357 |
| 358 # create the base table | |
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359 scols = ','.join(['%s %s'%x for x in cols]) |
| 1165 | 360 sql = 'create table _%s (%s)'%(spec.classname, scols) |
| 361 if __debug__: | |
| 362 print >>hyperdb.DEBUG, 'create_class', (self, sql) | |
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363 self.cursor.execute(sql) |
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364 |
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365 self.create_class_table_indexes(spec) |
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366 |
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367 return cols, mls |
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368 |
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369 def create_class_table_indexes(self, spec): |
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370 ''' create the class table for the given spec |
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371 ''' |
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372 # create __retired__ index |
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373 index_sql2 = 'create index _%s_retired_idx on _%s(__retired__)'%( |
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374 spec.classname, spec.classname) |
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375 if __debug__: |
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376 print >>hyperdb.DEBUG, 'create_index', (self, index_sql2) |
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377 self.cursor.execute(index_sql2) |
| 1165 | 378 |
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379 # create index for key property |
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380 if spec.key: |
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381 if __debug__: |
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382 print >>hyperdb.DEBUG, 'update_class setting keyprop %r'% \ |
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383 spec.key |
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384 index_sql3 = 'create index _%s_%s_idx on _%s(_%s)'%( |
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385 spec.classname, spec.key, |
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386 spec.classname, spec.key) |
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387 if __debug__: |
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388 print >>hyperdb.DEBUG, 'create_index', (self, index_sql3) |
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389 self.cursor.execute(index_sql3) |
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390 |
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391 def drop_class_table_indexes(self, cn, key): |
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392 # drop the old table indexes first |
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393 l = ['_%s_id_idx'%cn, '_%s_retired_idx'%cn] |
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394 if key: |
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395 l.append('_%s_%s_idx'%(cn, key)) |
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396 |
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397 table_name = '_%s'%cn |
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398 for index_name in l: |
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399 if not self.sql_index_exists(table_name, index_name): |
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400 continue |
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401 index_sql = 'drop index '+index_name |
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402 if __debug__: |
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403 print >>hyperdb.DEBUG, 'drop_index', (self, index_sql) |
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404 self.cursor.execute(index_sql) |
| 1165 | 405 |
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406 def create_class_table_key_index(self, cn, key): |
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407 ''' create the class table for the given spec |
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408 ''' |
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409 sql = 'create index _%s_%s_idx on _%s(_%s)'%(cn, key, cn, key) |
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410 if __debug__: |
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411 print >>hyperdb.DEBUG, 'create_class_tab_key_index', (self, sql) |
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412 self.cursor.execute(sql) |
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413 |
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414 def drop_class_table_key_index(self, cn, key): |
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415 table_name = '_%s'%cn |
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416 index_name = '_%s_%s_idx'%(cn, key) |
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417 if not self.sql_index_exists(table_name, index_name): |
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418 return |
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419 sql = 'drop index '+index_name |
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420 if __debug__: |
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421 print >>hyperdb.DEBUG, 'drop_class_tab_key_index', (self, sql) |
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422 self.cursor.execute(sql) |
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423 |
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424 def create_journal_table(self, spec): |
| 1165 | 425 ''' create the journal table for a class given the spec and |
| 426 already-determined cols | |
| 427 ''' | |
| 428 # journal table | |
| 429 cols = ','.join(['%s varchar'%x | |
| 430 for x in 'nodeid date tag action params'.split()]) | |
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431 sql = '''create table %s__journal ( |
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432 nodeid integer, date timestamp, tag varchar(255), |
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433 action varchar(255), params varchar(25))'''%spec.classname |
| 1165 | 434 if __debug__: |
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435 print >>hyperdb.DEBUG, 'create_journal_table', (self, sql) |
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436 self.cursor.execute(sql) |
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437 self.create_journal_table_indexes(spec) |
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438 |
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439 def create_journal_table_indexes(self, spec): |
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440 # index on nodeid |
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441 sql = 'create index %s_journ_idx on %s__journal(nodeid)'%( |
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442 spec.classname, spec.classname) |
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443 if __debug__: |
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444 print >>hyperdb.DEBUG, 'create_index', (self, sql) |
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445 self.cursor.execute(sql) |
| 1165 | 446 |
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447 def drop_journal_table_indexes(self, classname): |
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448 index_name = '%s_journ_idx'%classname |
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449 if not self.sql_index_exists('%s__journal'%classname, index_name): |
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450 return |
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451 index_sql = 'drop index '+index_name |
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452 if __debug__: |
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453 print >>hyperdb.DEBUG, 'drop_index', (self, index_sql) |
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454 self.cursor.execute(index_sql) |
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455 |
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456 def create_multilink_table(self, spec, ml): |
| 1165 | 457 ''' Create a multilink table for the "ml" property of the class |
| 458 given by the spec | |
| 459 ''' | |
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460 # create the table |
| 1165 | 461 sql = 'create table %s_%s (linkid varchar, nodeid varchar)'%( |
| 462 spec.classname, ml) | |
| 463 if __debug__: | |
| 464 print >>hyperdb.DEBUG, 'create_class', (self, sql) | |
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465 self.cursor.execute(sql) |
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466 self.create_multilink_table_indexes(spec, ml) |
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467 |
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468 def create_multilink_table_indexes(self, spec, ml): |
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469 # create index on linkid |
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470 index_sql = 'create index %s_%s_l_idx on %s_%s(linkid)'%( |
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471 spec.classname, ml, spec.classname, ml) |
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472 if __debug__: |
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473 print >>hyperdb.DEBUG, 'create_index', (self, index_sql) |
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474 self.cursor.execute(index_sql) |
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475 |
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476 # create index on nodeid |
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477 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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478 spec.classname, ml, spec.classname, ml) |
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479 if __debug__: |
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480 print >>hyperdb.DEBUG, 'create_index', (self, index_sql) |
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481 self.cursor.execute(index_sql) |
| 1165 | 482 |
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483 def drop_multilink_table_indexes(self, classname, ml): |
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484 l = [ |
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485 '%s_%s_l_idx'%(classname, ml), |
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486 '%s_%s_n_idx'%(classname, ml) |
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487 ] |
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488 table_name = '%s_%s'%(classname, ml) |
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489 for index_name in l: |
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490 if not self.sql_index_exists(table_name, index_name): |
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491 continue |
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492 index_sql = 'drop index %s'%index_name |
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493 if __debug__: |
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494 print >>hyperdb.DEBUG, 'drop_index', (self, index_sql) |
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changeset
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495 self.cursor.execute(index_sql) |
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496 |
| 1165 | 497 def create_class(self, spec): |
| 498 ''' Create a database table according to the given spec. | |
| 499 ''' | |
|
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500 cols, mls = self.create_class_table(spec) |
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|
501 self.create_journal_table(spec) |
| 1165 | 502 |
| 503 # now create the multilink tables | |
| 504 for ml in mls: | |
|
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|
505 self.create_multilink_table(spec, ml) |
| 1165 | 506 |
|
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changeset
|
507 def drop_class(self, cn, spec): |
| 1165 | 508 ''' Drop the given table from the database. |
| 509 | |
| 510 Drop the journal and multilink tables too. | |
| 511 ''' | |
|
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512 properties = spec[1] |
| 1165 | 513 # figure the multilinks |
| 514 mls = [] | |
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|
515 for propanme, prop in properties: |
| 1165 | 516 if isinstance(prop, Multilink): |
|
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|
517 mls.append(propname) |
| 1165 | 518 |
|
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|
519 # drop class table and indexes |
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520 self.drop_class_table_indexes(cn, spec[0]) |
|
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changeset
|
521 |
|
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Implemented proper datatypes in mysql and postgresql backends...
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changeset
|
522 self.drop_class_table(cn) |
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|
523 |
|
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changeset
|
524 # drop journal table and indexes |
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525 self.drop_journal_table_indexes(cn) |
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|
526 sql = 'drop table %s__journal'%cn |
| 1165 | 527 if __debug__: |
| 528 print >>hyperdb.DEBUG, 'drop_class', (self, sql) | |
|
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changeset
|
529 self.cursor.execute(sql) |
| 1165 | 530 |
| 531 for ml in mls: | |
|
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|
532 # drop multilink table and indexes |
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changeset
|
533 self.drop_multilink_table_indexes(cn, ml) |
| 1165 | 534 sql = 'drop table %s_%s'%(spec.classname, ml) |
| 535 if __debug__: | |
| 536 print >>hyperdb.DEBUG, 'drop_class', (self, sql) | |
|
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changeset
|
537 self.cursor.execute(sql) |
| 1165 | 538 |
|
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changeset
|
539 def drop_class_table(self, cn): |
|
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
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changeset
|
540 sql = 'drop table _%s'%cn |
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changeset
|
541 if __debug__: |
|
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parents:
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changeset
|
542 print >>hyperdb.DEBUG, 'drop_class', (self, sql) |
|
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changeset
|
543 self.cursor.execute(sql) |
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changeset
|
544 |
| 1165 | 545 # |
| 546 # Classes | |
| 547 # | |
| 548 def __getattr__(self, classname): | |
| 549 ''' A convenient way of calling self.getclass(classname). | |
| 550 ''' | |
| 551 if self.classes.has_key(classname): | |
| 552 if __debug__: | |
| 553 print >>hyperdb.DEBUG, '__getattr__', (self, classname) | |
| 554 return self.classes[classname] | |
| 555 raise AttributeError, classname | |
| 556 | |
| 557 def addclass(self, cl): | |
| 558 ''' Add a Class to the hyperdatabase. | |
| 559 ''' | |
| 560 if __debug__: | |
| 561 print >>hyperdb.DEBUG, 'addclass', (self, cl) | |
| 562 cn = cl.classname | |
| 563 if self.classes.has_key(cn): | |
| 564 raise ValueError, cn | |
| 565 self.classes[cn] = cl | |
| 566 | |
|
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diff
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|
567 # add default Edit and View permissions |
|
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changeset
|
568 self.security.addPermission(name="Edit", klass=cn, |
|
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security fixes and doc updates
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diff
changeset
|
569 description="User is allowed to edit "+cn) |
|
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changeset
|
570 self.security.addPermission(name="View", klass=cn, |
|
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|
571 description="User is allowed to access "+cn) |
|
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changeset
|
572 |
| 1165 | 573 def getclasses(self): |
| 574 ''' Return a list of the names of all existing classes. | |
| 575 ''' | |
| 576 if __debug__: | |
| 577 print >>hyperdb.DEBUG, 'getclasses', (self,) | |
| 578 l = self.classes.keys() | |
| 579 l.sort() | |
| 580 return l | |
| 581 | |
| 582 def getclass(self, classname): | |
| 583 '''Get the Class object representing a particular class. | |
| 584 | |
| 585 If 'classname' is not a valid class name, a KeyError is raised. | |
| 586 ''' | |
| 587 if __debug__: | |
| 588 print >>hyperdb.DEBUG, 'getclass', (self, classname) | |
| 589 try: | |
| 590 return self.classes[classname] | |
| 591 except KeyError: | |
| 592 raise KeyError, 'There is no class called "%s"'%classname | |
| 593 | |
| 594 def clear(self): | |
|
2005
fc52d57c6c3e
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1988
diff
changeset
|
595 '''Delete all database contents. |
| 1165 | 596 |
|
2005
fc52d57c6c3e
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1988
diff
changeset
|
597 Note: I don't commit here, which is different behaviour to the |
|
fc52d57c6c3e
documentation cleanup
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diff
changeset
|
598 "nuke from orbit" behaviour in the dbs. |
| 1165 | 599 ''' |
| 600 if __debug__: | |
| 601 print >>hyperdb.DEBUG, 'clear', (self,) | |
| 602 for cn in self.classes.keys(): | |
| 603 sql = 'delete from _%s'%cn | |
| 604 if __debug__: | |
| 605 print >>hyperdb.DEBUG, 'clear', (self, sql) | |
|
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606 self.cursor.execute(sql) |
| 1165 | 607 |
| 608 # | |
| 609 # Nodes | |
| 610 # | |
|
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611 |
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612 hyperdb_to_sql_value = { |
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613 hyperdb.String : str, |
|
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Fix some tests.
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614 hyperdb.Date : lambda x: x.formal(sep=' ', sec='%.3f'), |
|
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615 hyperdb.Link : int, |
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616 hyperdb.Interval : lambda x: x.serialise(), |
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617 hyperdb.Password : str, |
|
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618 hyperdb.Boolean : lambda x: x and 'TRUE' or 'FALSE', |
|
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619 hyperdb.Number : lambda x: x, |
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620 } |
| 1165 | 621 def addnode(self, classname, nodeid, node): |
| 622 ''' Add the specified node to its class's db. | |
| 623 ''' | |
| 624 if __debug__: | |
| 625 print >>hyperdb.DEBUG, 'addnode', (self, classname, nodeid, node) | |
|
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626 |
|
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627 # determine the column definitions and multilink tables |
| 1165 | 628 cl = self.classes[classname] |
| 629 cols, mls = self.determine_columns(cl.properties.items()) | |
| 630 | |
|
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631 # we'll be supplied these props if we're doing an import |
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632 values = node.copy() |
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633 if not values.has_key('creator'): |
|
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634 # add in the "calculated" properties (dupe so we don't affect |
|
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635 # calling code's node assumptions) |
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636 values['creation'] = values['activity'] = date.Date() |
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637 values['actor'] = values['creator'] = self.getuid() |
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638 |
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639 cl = self.classes[classname] |
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640 props = cl.getprops(protected=1) |
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641 del props['id'] |
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642 |
| 1165 | 643 # default the non-multilink columns |
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644 for col, prop in props.items(): |
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645 if not values.has_key(col): |
|
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646 if isinstance(prop, Multilink): |
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647 values[col] = [] |
|
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648 else: |
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649 values[col] = None |
| 1165 | 650 |
|
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651 # clear this node out of the cache if it's in there |
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652 key = (classname, nodeid) |
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653 if self.cache.has_key(key): |
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654 del self.cache[key] |
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655 self.cache_lru.remove(key) |
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656 |
|
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657 # figure the values to insert |
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658 vals = [] |
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659 for col,dt in cols: |
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660 prop = props[col[1:]] |
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661 value = values[col[1:]] |
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662 if value: |
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663 value = self.hyperdb_to_sql_value[prop.__class__](value) |
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664 vals.append(value) |
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665 vals.append(nodeid) |
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666 vals = tuple(vals) |
| 1165 | 667 |
| 668 # make sure the ordering is correct for column name -> column value | |
|
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669 s = ','.join([self.arg for x in cols]) + ',%s'%self.arg |
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670 cols = ','.join([col for col,dt in cols]) + ',id' |
| 1165 | 671 |
| 672 # perform the inserts | |
| 673 sql = 'insert into _%s (%s) values (%s)'%(classname, cols, s) | |
| 674 if __debug__: | |
| 675 print >>hyperdb.DEBUG, 'addnode', (self, sql, vals) | |
|
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|
676 self.cursor.execute(sql, vals) |
| 1165 | 677 |
| 678 # insert the multilink rows | |
| 679 for col in mls: | |
| 680 t = '%s_%s'%(classname, col) | |
| 681 for entry in node[col]: | |
| 682 sql = 'insert into %s (linkid, nodeid) values (%s,%s)'%(t, | |
| 683 self.arg, self.arg) | |
|
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684 self.sql(sql, (entry, nodeid)) |
| 1165 | 685 |
|
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686 def setnode(self, classname, nodeid, values, multilink_changes={}): |
| 1165 | 687 ''' Change the specified node. |
| 688 ''' | |
| 689 if __debug__: | |
|
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690 print >>hyperdb.DEBUG, 'setnode', (self, classname, nodeid, values) |
|
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691 |
|
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692 # clear this node out of the cache if it's in there |
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693 key = (classname, nodeid) |
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694 if self.cache.has_key(key): |
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695 del self.cache[key] |
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696 self.cache_lru.remove(key) |
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|
697 |
|
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698 # add the special props |
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699 values = values.copy() |
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|
700 values['activity'] = date.Date() |
|
2077
3e0961d6d44d
Added the "actor" property.
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|
701 values['actor'] = self.getuid() |
|
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|
702 |
|
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703 cl = self.classes[classname] |
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704 props = cl.getprops() |
| 1165 | 705 |
| 706 cols = [] | |
| 707 mls = [] | |
| 708 # add the multilinks separately | |
|
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709 for col in values.keys(): |
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|
710 prop = props[col] |
| 1165 | 711 if isinstance(prop, Multilink): |
| 712 mls.append(col) | |
| 713 else: | |
|
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|
714 cols.append(col) |
| 1165 | 715 cols.sort() |
| 716 | |
|
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717 # figure the values to insert |
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718 vals = [] |
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719 for col in cols: |
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720 prop = props[col] |
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721 value = values[col] |
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722 if value is not None: |
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723 value = self.hyperdb_to_sql_value[prop.__class__](value) |
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724 vals.append(value) |
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725 vals.append(int(nodeid)) |
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726 vals = tuple(vals) |
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727 |
|
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|
728 # if there's any updates to regular columns, do them |
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|
729 if cols: |
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730 # make sure the ordering is correct for column name -> column value |
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731 s = ','.join(['_%s=%s'%(x, self.arg) for x in cols]) |
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732 cols = ','.join(cols) |
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733 |
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|
734 # perform the update |
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735 sql = 'update _%s set %s where id=%s'%(classname, s, self.arg) |
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|
736 if __debug__: |
|
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737 print >>hyperdb.DEBUG, 'setnode', (self, sql, vals) |
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|
738 self.cursor.execute(sql, vals) |
| 1165 | 739 |
|
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740 # we're probably coming from an import, not a change |
|
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|
741 if not multilink_changes: |
|
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|
742 for name in mls: |
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|
743 prop = props[name] |
|
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744 value = values[name] |
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|
745 |
|
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|
746 t = '%s_%s'%(classname, name) |
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|
747 |
|
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|
748 # clear out previous values for this node |
|
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|
749 # XXX numeric ids |
|
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750 self.sql('delete from %s where nodeid=%s'%(t, self.arg), |
|
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|
751 (nodeid,)) |
|
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|
752 |
|
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753 # insert the values for this node |
|
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754 for entry in values[name]: |
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755 sql = 'insert into %s (linkid, nodeid) values (%s,%s)'%(t, |
|
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756 self.arg, self.arg) |
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|
757 # XXX numeric ids |
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|
758 self.sql(sql, (entry, nodeid)) |
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|
759 |
|
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|
760 # we have multilink changes to apply |
| 1165 | 761 for col, (add, remove) in multilink_changes.items(): |
| 762 tn = '%s_%s'%(classname, col) | |
| 763 if add: | |
| 764 sql = 'insert into %s (nodeid, linkid) values (%s,%s)'%(tn, | |
| 765 self.arg, self.arg) | |
| 766 for addid in add: | |
|
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|
767 # XXX numeric ids |
|
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|
768 self.sql(sql, (int(nodeid), int(addid))) |
| 1165 | 769 if remove: |
| 770 sql = 'delete from %s where nodeid=%s and linkid=%s'%(tn, | |
| 771 self.arg, self.arg) | |
| 772 for removeid in remove: | |
|
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773 # XXX numeric ids |
|
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|
774 self.sql(sql, (int(nodeid), int(removeid))) |
| 1165 | 775 |
|
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776 sql_to_hyperdb_value = { |
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|
777 hyperdb.String : str, |
|
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778 hyperdb.Date : lambda x:date.Date(str(x).replace(' ', '.')), |
|
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779 # hyperdb.Link : int, # XXX numeric ids |
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780 hyperdb.Link : str, |
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781 hyperdb.Interval : date.Interval, |
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782 hyperdb.Password : lambda x: password.Password(encrypted=x), |
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783 hyperdb.Boolean : int, |
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784 hyperdb.Number : _num_cvt, |
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|
785 } |
| 1165 | 786 def getnode(self, classname, nodeid): |
| 787 ''' Get a node from the database. | |
| 788 ''' | |
| 789 if __debug__: | |
| 790 print >>hyperdb.DEBUG, 'getnode', (self, classname, nodeid) | |
|
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791 |
|
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792 # see if we have this node cached |
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793 key = (classname, nodeid) |
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794 if self.cache.has_key(key): |
|
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795 # push us back to the top of the LRU |
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796 self.cache_lru.remove(key) |
|
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797 self.cache_lru.insert(0, key) |
|
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798 # return the cached information |
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799 return self.cache[key] |
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|
800 |
| 1165 | 801 # figure the columns we're fetching |
| 802 cl = self.classes[classname] | |
| 803 cols, mls = self.determine_columns(cl.properties.items()) | |
|
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804 scols = ','.join([col for col,dt in cols]) |
| 1165 | 805 |
| 806 # perform the basic property fetch | |
| 807 sql = 'select %s from _%s where id=%s'%(scols, classname, self.arg) | |
|
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808 self.sql(sql, (nodeid,)) |
| 1165 | 809 |
|
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810 values = self.sql_fetchone() |
| 1165 | 811 if values is None: |
| 812 raise IndexError, 'no such %s node %s'%(classname, nodeid) | |
| 813 | |
| 814 # make up the node | |
| 815 node = {} | |
|
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|
816 props = cl.getprops(protected=1) |
| 1165 | 817 for col in range(len(cols)): |
|
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818 name = cols[col][0][1:] |
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Implemented proper datatypes in mysql and postgresql backends...
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819 value = values[col] |
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820 if value is not None: |
|
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821 value = self.sql_to_hyperdb_value[props[name].__class__](value) |
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822 node[name] = value |
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|
823 |
| 1165 | 824 |
| 825 # now the multilinks | |
| 826 for col in mls: | |
| 827 # get the link ids | |
| 828 sql = 'select linkid from %s_%s where nodeid=%s'%(classname, col, | |
| 829 self.arg) | |
|
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830 self.cursor.execute(sql, (nodeid,)) |
| 1165 | 831 # extract the first column from the result |
|
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832 # XXX numeric ids |
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|
833 node[col] = [str(x[0]) for x in self.cursor.fetchall()] |
|
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|
834 |
|
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835 # save off in the cache |
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836 key = (classname, nodeid) |
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837 self.cache[key] = node |
|
1174
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|
838 # update the LRU |
|
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|
839 self.cache_lru.insert(0, key) |
|
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|
840 if len(self.cache_lru) > ROW_CACHE_SIZE: |
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|
841 del self.cache[self.cache_lru.pop()] |
|
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842 |
|
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|
843 return node |
| 1165 | 844 |
| 845 def destroynode(self, classname, nodeid): | |
| 846 '''Remove a node from the database. Called exclusively by the | |
| 847 destroy() method on Class. | |
| 848 ''' | |
| 849 if __debug__: | |
| 850 print >>hyperdb.DEBUG, 'destroynode', (self, classname, nodeid) | |
| 851 | |
| 852 # make sure the node exists | |
| 853 if not self.hasnode(classname, nodeid): | |
| 854 raise IndexError, '%s has no node %s'%(classname, nodeid) | |
| 855 | |
|
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|
856 # see if we have this node cached |
|
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|
857 if self.cache.has_key((classname, nodeid)): |
|
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|
858 del self.cache[(classname, nodeid)] |
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|
859 |
| 1165 | 860 # see if there's any obvious commit actions that we should get rid of |
| 861 for entry in self.transactions[:]: | |
| 862 if entry[1][:2] == (classname, nodeid): | |
| 863 self.transactions.remove(entry) | |
| 864 | |
| 865 # now do the SQL | |
| 866 sql = 'delete from _%s where id=%s'%(classname, self.arg) | |
|
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|
867 self.sql(sql, (nodeid,)) |
| 1165 | 868 |
| 869 # remove from multilnks | |
| 870 cl = self.getclass(classname) | |
| 871 x, mls = self.determine_columns(cl.properties.items()) | |
| 872 for col in mls: | |
| 873 # get the link ids | |
| 874 sql = 'delete from %s_%s where nodeid=%s'%(classname, col, self.arg) | |
|
1906
f255363e6d97
PostgreSQL backend lands.
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diff
changeset
|
875 self.sql(sql, (nodeid,)) |
| 1165 | 876 |
| 877 # remove journal entries | |
| 878 sql = 'delete from %s__journal where nodeid=%s'%(classname, self.arg) | |
|
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changeset
|
879 self.sql(sql, (nodeid,)) |
| 1165 | 880 |
| 881 def hasnode(self, classname, nodeid): | |
| 882 ''' Determine if the database has a given node. | |
| 883 ''' | |
| 884 sql = 'select count(*) from _%s where id=%s'%(classname, self.arg) | |
| 885 if __debug__: | |
| 886 print >>hyperdb.DEBUG, 'hasnode', (self, sql, nodeid) | |
|
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|
887 self.cursor.execute(sql, (nodeid,)) |
|
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|
888 return int(self.cursor.fetchone()[0]) |
| 1165 | 889 |
| 890 def countnodes(self, classname): | |
| 891 ''' Count the number of nodes that exist for a particular Class. | |
| 892 ''' | |
| 893 sql = 'select count(*) from _%s'%classname | |
| 894 if __debug__: | |
| 895 print >>hyperdb.DEBUG, 'countnodes', (self, sql) | |
|
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|
896 self.cursor.execute(sql) |
|
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|
897 return self.cursor.fetchone()[0] |
| 1165 | 898 |
| 899 def addjournal(self, classname, nodeid, action, params, creator=None, | |
| 900 creation=None): | |
| 901 ''' Journal the Action | |
| 902 'action' may be: | |
| 903 | |
| 904 'create' or 'set' -- 'params' is a dictionary of property values | |
| 905 'link' or 'unlink' -- 'params' is (classname, nodeid, propname) | |
| 906 'retire' -- 'params' is None | |
| 907 ''' | |
| 908 # handle supply of the special journalling parameters (usually | |
| 909 # supplied on importing an existing database) | |
| 910 if creator: | |
| 911 journaltag = creator | |
| 912 else: | |
|
1800
a3b1b1dcf639
Use getuid(), not figure_curuserid()
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
1794
diff
changeset
|
913 journaltag = self.getuid() |
| 1165 | 914 if creation: |
|
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|
915 journaldate = creation |
| 1165 | 916 else: |
|
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|
917 journaldate = date.Date() |
| 1165 | 918 |
| 919 # create the journal entry | |
|
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|
920 cols = 'nodeid,date,tag,action,params' |
| 1165 | 921 |
| 922 if __debug__: | |
| 923 print >>hyperdb.DEBUG, 'addjournal', (nodeid, journaldate, | |
| 924 journaltag, action, params) | |
| 925 | |
|
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|
926 self.save_journal(classname, cols, nodeid, journaldate, |
| 1165 | 927 journaltag, action, params) |
| 928 | |
|
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929 def setjournal(self, classname, nodeid, journal): |
|
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|
930 '''Set the journal to the "journal" list.''' |
|
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|
931 # clear out any existing entries |
|
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|
932 self.sql('delete from %s__journal where nodeid=%s'%(classname, |
|
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|
933 self.arg), (nodeid,)) |
|
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|
934 |
|
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|
935 # create the journal entry |
|
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|
936 cols = 'nodeid,date,tag,action,params' |
|
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changeset
|
937 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
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diff
changeset
|
938 for nodeid, journaldate, journaltag, action, params in journal: |
|
723098a10677
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|
939 if __debug__: |
|
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changeset
|
940 print >>hyperdb.DEBUG, 'setjournal', (nodeid, journaldate, |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
941 journaltag, action, params) |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
942 self.save_journal(classname, cols, nodeid, journaldate, |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
943 journaltag, action, params) |
|
723098a10677
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Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
944 |
| 1165 | 945 def getjournal(self, classname, nodeid): |
| 946 ''' get the journal for id | |
| 947 ''' | |
| 948 # make sure the node exists | |
| 949 if not self.hasnode(classname, nodeid): | |
| 950 raise IndexError, '%s has no node %s'%(classname, nodeid) | |
| 951 | |
| 952 cols = ','.join('nodeid date tag action params'.split()) | |
|
1183
08a13a84ed43
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Richard Jones <richard@users.sourceforge.net>
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diff
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|
953 return self.load_journal(classname, cols, nodeid) |
| 1165 | 954 |
|
1911
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fixed ZRoundup - mostly changes to classic template
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diff
changeset
|
955 def save_journal(self, classname, cols, nodeid, journaldate, |
|
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parents:
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diff
changeset
|
956 journaltag, action, params): |
|
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parents:
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diff
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|
957 ''' Save the journal entry to the database |
|
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|
958 ''' |
|
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diff
changeset
|
959 # make the params db-friendly |
|
f5c804379c85
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parents:
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diff
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|
960 params = repr(params) |
|
2098
18addf2a8596
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Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
961 dc = self.hyperdb_to_sql_value[hyperdb.Date] |
|
18addf2a8596
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parents:
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diff
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|
962 entry = (nodeid, dc(journaldate), journaltag, action, params) |
|
1911
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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diff
changeset
|
963 |
|
f5c804379c85
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diff
changeset
|
964 # do the insert |
|
f5c804379c85
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Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
965 a = self.arg |
|
2098
18addf2a8596
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parents:
2093
diff
changeset
|
966 sql = 'insert into %s__journal (%s) values (%s,%s,%s,%s,%s)'%( |
|
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
967 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
|
968 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
|
969 print >>hyperdb.DEBUG, 'save_journal', (self, sql, entry) |
|
1911
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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parents:
1906
diff
changeset
|
970 self.cursor.execute(sql, entry) |
|
f5c804379c85
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Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
971 |
|
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
|
972 def load_journal(self, classname, cols, nodeid): |
| 1165 | 973 ''' Load the journal from the database |
| 974 ''' | |
|
1911
f5c804379c85
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Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
975 # now get the journal entries |
|
2089
93f03c6714d8
A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents:
2082
diff
changeset
|
976 sql = 'select %s from %s__journal where nodeid=%s order by date'%( |
|
93f03c6714d8
A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
977 cols, classname, self.arg) |
|
1911
f5c804379c85
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diff
changeset
|
978 if __debug__: |
|
f5c804379c85
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parents:
1906
diff
changeset
|
979 print >>hyperdb.DEBUG, 'load_journal', (self, sql, nodeid) |
|
f5c804379c85
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parents:
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diff
changeset
|
980 self.cursor.execute(sql, (nodeid,)) |
|
f5c804379c85
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parents:
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diff
changeset
|
981 res = [] |
|
2098
18addf2a8596
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parents:
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diff
changeset
|
982 dc = self.sql_to_hyperdb_value[hyperdb.Date] |
|
1911
f5c804379c85
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parents:
1906
diff
changeset
|
983 for nodeid, date_stamp, user, action, params in self.cursor.fetchall(): |
|
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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diff
changeset
|
984 params = eval(params) |
|
2098
18addf2a8596
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parents:
2093
diff
changeset
|
985 # XXX numeric ids |
|
18addf2a8596
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parents:
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diff
changeset
|
986 res.append((str(nodeid), dc(date_stamp), user, action, params)) |
|
1911
f5c804379c85
fixed ZRoundup - mostly changes to classic template
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diff
changeset
|
987 return res |
| 1165 | 988 |
| 989 def pack(self, pack_before): | |
| 990 ''' Delete all journal entries except "create" before 'pack_before'. | |
| 991 ''' | |
| 992 # get a 'yyyymmddhhmmss' version of the date | |
| 993 date_stamp = pack_before.serialise() | |
| 994 | |
| 995 # do the delete | |
| 996 for classname in self.classes.keys(): | |
| 997 sql = "delete from %s__journal where date<%s and "\ | |
| 998 "action<>'create'"%(classname, self.arg) | |
| 999 if __debug__: | |
| 1000 print >>hyperdb.DEBUG, 'pack', (self, sql, date_stamp) | |
|
1183
08a13a84ed43
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parents:
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diff
changeset
|
1001 self.cursor.execute(sql, (date_stamp,)) |
| 1165 | 1002 |
| 1003 def sql_commit(self): | |
| 1004 ''' Actually commit to the database. | |
| 1005 ''' | |
|
2075
b1704ba7be41
make mysql / postgresql work again. beginnings of otk/session store in rdbmses
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parents:
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diff
changeset
|
1006 if __debug__: |
|
b1704ba7be41
make mysql / postgresql work again. beginnings of otk/session store in rdbmses
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parents:
2073
diff
changeset
|
1007 print >>hyperdb.DEBUG, '+++ commit database connection +++' |
| 1165 | 1008 self.conn.commit() |
| 1009 | |
| 1010 def commit(self): | |
| 1011 ''' Commit the current transactions. | |
| 1012 | |
| 1013 Save all data changed since the database was opened or since the | |
| 1014 last commit() or rollback(). | |
| 1015 ''' | |
| 1016 if __debug__: | |
| 1017 print >>hyperdb.DEBUG, 'commit', (self,) | |
| 1018 | |
| 1019 # commit the database | |
| 1020 self.sql_commit() | |
| 1021 | |
| 1022 # now, do all the other transaction stuff | |
| 1023 for method, args in self.transactions: | |
|
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93f03c6714d8
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diff
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|
1024 method(*args) |
| 1165 | 1025 |
| 1026 # save the indexer state | |
| 1027 self.indexer.save_index() | |
| 1028 | |
| 1029 # clear out the transactions | |
| 1030 self.transactions = [] | |
| 1031 | |
|
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diff
changeset
|
1032 def sql_rollback(self): |
|
f5c804379c85
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parents:
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diff
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|
1033 self.conn.rollback() |
|
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parents:
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diff
changeset
|
1034 |
| 1165 | 1035 def rollback(self): |
| 1036 ''' Reverse all actions from the current transaction. | |
| 1037 | |
| 1038 Undo all the changes made since the database was opened or the last | |
| 1039 commit() or rollback() was performed. | |
| 1040 ''' | |
| 1041 if __debug__: | |
| 1042 print >>hyperdb.DEBUG, 'rollback', (self,) | |
| 1043 | |
|
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parents:
1906
diff
changeset
|
1044 self.sql_rollback() |
| 1165 | 1045 |
| 1046 # roll back "other" transaction stuff | |
| 1047 for method, args in self.transactions: | |
| 1048 # delete temporary files | |
| 1049 if method == self.doStoreFile: | |
| 1050 self.rollbackStoreFile(*args) | |
| 1051 self.transactions = [] | |
| 1052 | |
|
1492
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parents:
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diff
changeset
|
1053 # clear the cache |
|
2fc7d4a8c9e7
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parents:
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diff
changeset
|
1054 self.clearCache() |
|
2fc7d4a8c9e7
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parents:
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diff
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|
1055 |
|
1911
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diff
changeset
|
1056 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:
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changeset
|
1057 if __debug__: |
|
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|
1058 print >>hyperdb.DEBUG, '+++ close database connection +++' |
|
1911
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|
1059 self.conn.close() |
|
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diff
changeset
|
1060 |
| 1165 | 1061 def close(self): |
| 1062 ''' Close off the connection. | |
| 1063 ''' | |
|
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changeset
|
1064 self.indexer.close() |
|
1911
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diff
changeset
|
1065 self.sql_close() |
| 1165 | 1066 |
| 1067 # | |
| 1068 # The base Class class | |
| 1069 # | |
| 1070 class Class(hyperdb.Class): | |
| 1071 ''' The handle to a particular class of nodes in a hyperdatabase. | |
| 1072 | |
| 1073 All methods except __repr__ and getnode must be implemented by a | |
| 1074 concrete backend Class. | |
| 1075 ''' | |
| 1076 | |
| 1077 def __init__(self, db, classname, **properties): | |
| 1078 '''Create a new class with a given name and property specification. | |
| 1079 | |
| 1080 'classname' must not collide with the name of an existing class, | |
| 1081 or a ValueError is raised. The keyword arguments in 'properties' | |
| 1082 must map names to property objects, or a TypeError is raised. | |
| 1083 ''' | |
|
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|
1084 for name in 'creation activity creator actor'.split(): |
|
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|
1085 if properties.has_key(name): |
|
3e0961d6d44d
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parents:
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diff
changeset
|
1086 raise ValueError, '"creation", "activity", "creator" and '\ |
|
3e0961d6d44d
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parents:
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diff
changeset
|
1087 '"actor" are reserved' |
| 1165 | 1088 |
| 1089 self.classname = classname | |
| 1090 self.properties = properties | |
| 1091 self.db = weakref.proxy(db) # use a weak ref to avoid circularity | |
| 1092 self.key = '' | |
| 1093 | |
| 1094 # should we journal changes (default yes) | |
| 1095 self.do_journal = 1 | |
| 1096 | |
| 1097 # do the db-related init stuff | |
| 1098 db.addclass(self) | |
| 1099 | |
|
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1100 self.auditors = {'create': [], 'set': [], 'retire': [], 'restore': []} |
|
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1101 self.reactors = {'create': [], 'set': [], 'retire': [], 'restore': []} |
| 1165 | 1102 |
| 1103 def schema(self): | |
| 1104 ''' A dumpable version of the schema that we can store in the | |
| 1105 database | |
| 1106 ''' | |
| 1107 return (self.key, [(x, repr(y)) for x,y in self.properties.items()]) | |
| 1108 | |
| 1109 def enableJournalling(self): | |
| 1110 '''Turn journalling on for this class | |
| 1111 ''' | |
| 1112 self.do_journal = 1 | |
| 1113 | |
| 1114 def disableJournalling(self): | |
| 1115 '''Turn journalling off for this class | |
| 1116 ''' | |
| 1117 self.do_journal = 0 | |
| 1118 | |
| 1119 # Editing nodes: | |
| 1120 def create(self, **propvalues): | |
| 1121 ''' Create a new node of this class and return its id. | |
| 1122 | |
| 1123 The keyword arguments in 'propvalues' map property names to values. | |
| 1124 | |
| 1125 The values of arguments must be acceptable for the types of their | |
| 1126 corresponding properties or a TypeError is raised. | |
| 1127 | |
| 1128 If this class has a key property, it must be present and its value | |
| 1129 must not collide with other key strings or a ValueError is raised. | |
| 1130 | |
| 1131 Any other properties on this class that are missing from the | |
| 1132 'propvalues' dictionary are set to None. | |
| 1133 | |
| 1134 If an id in a link or multilink property does not refer to a valid | |
| 1135 node, an IndexError is raised. | |
| 1136 ''' | |
|
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1137 self.fireAuditors('create', None, propvalues) |
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1138 newid = self.create_inner(**propvalues) |
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1139 self.fireReactors('create', newid, None) |
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1140 return newid |
|
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1141 |
|
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1142 def create_inner(self, **propvalues): |
|
c70068162e64
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|
1143 ''' Called by create, in-between the audit and react calls. |
|
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|
1144 ''' |
| 1165 | 1145 if propvalues.has_key('id'): |
| 1146 raise KeyError, '"id" is reserved' | |
| 1147 | |
| 1148 if self.db.journaltag is None: | |
| 1149 raise DatabaseError, 'Database open read-only' | |
| 1150 | |
|
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|
1151 if propvalues.has_key('creator') or propvalues.has_key('actor') or \ |
|
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|
1152 propvalues.has_key('creation') or propvalues.has_key('activity'): |
|
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diff
changeset
|
1153 raise KeyError, '"creator", "actor", "creation" and '\ |
|
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diff
changeset
|
1154 '"activity" are reserved' |
| 1165 | 1155 |
| 1156 # new node's id | |
| 1157 newid = self.db.newid(self.classname) | |
| 1158 | |
| 1159 # validate propvalues | |
| 1160 num_re = re.compile('^\d+$') | |
| 1161 for key, value in propvalues.items(): | |
| 1162 if key == self.key: | |
| 1163 try: | |
| 1164 self.lookup(value) | |
| 1165 except KeyError: | |
| 1166 pass | |
| 1167 else: | |
| 1168 raise ValueError, 'node with key "%s" exists'%value | |
| 1169 | |
| 1170 # try to handle this property | |
| 1171 try: | |
| 1172 prop = self.properties[key] | |
| 1173 except KeyError: | |
| 1174 raise KeyError, '"%s" has no property "%s"'%(self.classname, | |
| 1175 key) | |
| 1176 | |
| 1177 if value is not None and isinstance(prop, Link): | |
| 1178 if type(value) != type(''): | |
| 1179 raise ValueError, 'link value must be String' | |
| 1180 link_class = self.properties[key].classname | |
| 1181 # if it isn't a number, it's a key | |
| 1182 if not num_re.match(value): | |
| 1183 try: | |
| 1184 value = self.db.classes[link_class].lookup(value) | |
| 1185 except (TypeError, KeyError): | |
| 1186 raise IndexError, 'new property "%s": %s not a %s'%( | |
| 1187 key, value, link_class) | |
| 1188 elif not self.db.getclass(link_class).hasnode(value): | |
| 1189 raise IndexError, '%s has no node %s'%(link_class, value) | |
| 1190 | |
| 1191 # save off the value | |
| 1192 propvalues[key] = value | |
| 1193 | |
| 1194 # register the link with the newly linked node | |
| 1195 if self.do_journal and self.properties[key].do_journal: | |
| 1196 self.db.addjournal(link_class, value, 'link', | |
| 1197 (self.classname, newid, key)) | |
| 1198 | |
| 1199 elif isinstance(prop, Multilink): | |
| 1200 if type(value) != type([]): | |
| 1201 raise TypeError, 'new property "%s" not a list of ids'%key | |
| 1202 | |
| 1203 # clean up and validate the list of links | |
| 1204 link_class = self.properties[key].classname | |
| 1205 l = [] | |
| 1206 for entry in value: | |
| 1207 if type(entry) != type(''): | |
| 1208 raise ValueError, '"%s" multilink value (%r) '\ | |
| 1209 'must contain Strings'%(key, value) | |
| 1210 # if it isn't a number, it's a key | |
| 1211 if not num_re.match(entry): | |
| 1212 try: | |
| 1213 entry = self.db.classes[link_class].lookup(entry) | |
| 1214 except (TypeError, KeyError): | |
| 1215 raise IndexError, 'new property "%s": %s not a %s'%( | |
| 1216 key, entry, self.properties[key].classname) | |
| 1217 l.append(entry) | |
| 1218 value = l | |
| 1219 propvalues[key] = value | |
| 1220 | |
| 1221 # handle additions | |
| 1222 for nodeid in value: | |
| 1223 if not self.db.getclass(link_class).hasnode(nodeid): | |
| 1224 raise IndexError, '%s has no node %s'%(link_class, | |
| 1225 nodeid) | |
| 1226 # register the link with the newly linked node | |
| 1227 if self.do_journal and self.properties[key].do_journal: | |
| 1228 self.db.addjournal(link_class, nodeid, 'link', | |
| 1229 (self.classname, newid, key)) | |
| 1230 | |
| 1231 elif isinstance(prop, String): | |
|
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|
1232 if type(value) != type('') and type(value) != type(u''): |
| 1165 | 1233 raise TypeError, 'new property "%s" not a string'%key |
|
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1234 self.db.indexer.add_text((self.classname, newid, key), value) |
| 1165 | 1235 |
| 1236 elif isinstance(prop, Password): | |
| 1237 if not isinstance(value, password.Password): | |
| 1238 raise TypeError, 'new property "%s" not a Password'%key | |
| 1239 | |
| 1240 elif isinstance(prop, Date): | |
| 1241 if value is not None and not isinstance(value, date.Date): | |
| 1242 raise TypeError, 'new property "%s" not a Date'%key | |
| 1243 | |
| 1244 elif isinstance(prop, Interval): | |
| 1245 if value is not None and not isinstance(value, date.Interval): | |
| 1246 raise TypeError, 'new property "%s" not an Interval'%key | |
| 1247 | |
| 1248 elif value is not None and isinstance(prop, Number): | |
| 1249 try: | |
| 1250 float(value) | |
| 1251 except ValueError: | |
| 1252 raise TypeError, 'new property "%s" not numeric'%key | |
| 1253 | |
| 1254 elif value is not None and isinstance(prop, Boolean): | |
| 1255 try: | |
| 1256 int(value) | |
| 1257 except ValueError: | |
| 1258 raise TypeError, 'new property "%s" not boolean'%key | |
| 1259 | |
| 1260 # make sure there's data where there needs to be | |
| 1261 for key, prop in self.properties.items(): | |
| 1262 if propvalues.has_key(key): | |
| 1263 continue | |
| 1264 if key == self.key: | |
| 1265 raise ValueError, 'key property "%s" is required'%key | |
| 1266 if isinstance(prop, Multilink): | |
| 1267 propvalues[key] = [] | |
| 1268 else: | |
| 1269 propvalues[key] = None | |
| 1270 | |
| 1271 # done | |
| 1272 self.db.addnode(self.classname, newid, propvalues) | |
| 1273 if self.do_journal: | |
|
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1274 self.db.addjournal(self.classname, newid, 'create', {}) |
| 1165 | 1275 |
|
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|
1276 # XXX numeric ids |
|
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1277 return str(newid) |
| 1165 | 1278 |
| 1279 _marker = [] | |
| 1280 def get(self, nodeid, propname, default=_marker, cache=1): | |
| 1281 '''Get the value of a property on an existing node of this class. | |
| 1282 | |
| 1283 'nodeid' must be the id of an existing node of this class or an | |
| 1284 IndexError is raised. 'propname' must be the name of a property | |
| 1285 of this class or a KeyError is raised. | |
| 1286 | |
|
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|
1287 'cache' exists for backwards compatibility, and is not used. |
| 1165 | 1288 ''' |
| 1289 if propname == 'id': | |
| 1290 return nodeid | |
| 1291 | |
|
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1292 # get the node's dict |
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1293 d = self.db.getnode(self.classname, nodeid) |
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1294 |
| 1165 | 1295 if propname == 'creation': |
|
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1296 if d.has_key('creation'): |
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1297 return d['creation'] |
| 1165 | 1298 else: |
| 1299 return date.Date() | |
| 1300 if propname == 'activity': | |
|
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1301 if d.has_key('activity'): |
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1302 return d['activity'] |
| 1165 | 1303 else: |
| 1304 return date.Date() | |
| 1305 if propname == 'creator': | |
|
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1306 if d.has_key('creator'): |
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1307 return d['creator'] |
| 1165 | 1308 else: |
|
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|
1309 return self.db.getuid() |
|
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1310 if propname == 'actor': |
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1311 if d.has_key('actor'): |
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1312 return d['actor'] |
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1313 else: |
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1314 return self.db.getuid() |
| 1165 | 1315 |
| 1316 # get the property (raises KeyErorr if invalid) | |
| 1317 prop = self.properties[propname] | |
| 1318 | |
| 1319 if not d.has_key(propname): | |
| 1320 if default is self._marker: | |
| 1321 if isinstance(prop, Multilink): | |
| 1322 return [] | |
| 1323 else: | |
| 1324 return None | |
| 1325 else: | |
| 1326 return default | |
| 1327 | |
| 1328 # don't pass our list to other code | |
| 1329 if isinstance(prop, Multilink): | |
| 1330 return d[propname][:] | |
| 1331 | |
| 1332 return d[propname] | |
| 1333 | |
| 1334 def set(self, nodeid, **propvalues): | |
| 1335 '''Modify a property on an existing node of this class. | |
| 1336 | |
| 1337 'nodeid' must be the id of an existing node of this class or an | |
| 1338 IndexError is raised. | |
| 1339 | |
| 1340 Each key in 'propvalues' must be the name of a property of this | |
| 1341 class or a KeyError is raised. | |
| 1342 | |
| 1343 All values in 'propvalues' must be acceptable types for their | |
| 1344 corresponding properties or a TypeError is raised. | |
| 1345 | |
| 1346 If the value of the key property is set, it must not collide with | |
| 1347 other key strings or a ValueError is raised. | |
| 1348 | |
| 1349 If the value of a Link or Multilink property contains an invalid | |
| 1350 node id, a ValueError is raised. | |
| 1351 ''' | |
|
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|
1352 self.fireAuditors('set', nodeid, propvalues) |
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1353 oldvalues = copy.deepcopy(self.db.getnode(self.classname, nodeid)) |
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1354 propvalues = self.set_inner(nodeid, **propvalues) |
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1355 self.fireReactors('set', nodeid, oldvalues) |
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1356 return propvalues |
|
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1357 |
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1358 def set_inner(self, nodeid, **propvalues): |
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1359 ''' Called by set, in-between the audit and react calls. |
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1360 ''' |
| 1165 | 1361 if not propvalues: |
| 1362 return propvalues | |
| 1363 | |
|
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1364 if propvalues.has_key('creation') or propvalues.has_key('creator') or \ |
|
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1365 propvalues.has_key('actor') or propvalues.has_key('activity'): |
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1366 raise KeyError, '"creation", "creator", "actor" and '\ |
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1367 '"activity" are reserved' |
| 1165 | 1368 |
| 1369 if propvalues.has_key('id'): | |
| 1370 raise KeyError, '"id" is reserved' | |
| 1371 | |
| 1372 if self.db.journaltag is None: | |
| 1373 raise DatabaseError, 'Database open read-only' | |
| 1374 | |
| 1375 node = self.db.getnode(self.classname, nodeid) | |
| 1376 if self.is_retired(nodeid): | |
| 1377 raise IndexError, 'Requested item is retired' | |
| 1378 num_re = re.compile('^\d+$') | |
| 1379 | |
| 1380 # if the journal value is to be different, store it in here | |
| 1381 journalvalues = {} | |
| 1382 | |
| 1383 # remember the add/remove stuff for multilinks, making it easier | |
| 1384 # for the Database layer to do its stuff | |
| 1385 multilink_changes = {} | |
| 1386 | |
| 1387 for propname, value in propvalues.items(): | |
| 1388 # check to make sure we're not duplicating an existing key | |
| 1389 if propname == self.key and node[propname] != value: | |
| 1390 try: | |
| 1391 self.lookup(value) | |
| 1392 except KeyError: | |
| 1393 pass | |
| 1394 else: | |
| 1395 raise ValueError, 'node with key "%s" exists'%value | |
| 1396 | |
| 1397 # this will raise the KeyError if the property isn't valid | |
| 1398 # ... we don't use getprops() here because we only care about | |
| 1399 # the writeable properties. | |
|
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1400 try: |
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1401 prop = self.properties[propname] |
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1402 except KeyError: |
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1403 raise KeyError, '"%s" has no property named "%s"'%( |
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|
1404 self.classname, propname) |
| 1165 | 1405 |
| 1406 # if the value's the same as the existing value, no sense in | |
| 1407 # doing anything | |
|
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1408 current = node.get(propname, None) |
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|
1409 if value == current: |
| 1165 | 1410 del propvalues[propname] |
| 1411 continue | |
|
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1412 journalvalues[propname] = current |
| 1165 | 1413 |
| 1414 # do stuff based on the prop type | |
| 1415 if isinstance(prop, Link): | |
| 1416 link_class = prop.classname | |
| 1417 # if it isn't a number, it's a key | |
| 1418 if value is not None and not isinstance(value, type('')): | |
| 1419 raise ValueError, 'property "%s" link value be a string'%( | |
| 1420 propname) | |
| 1421 if isinstance(value, type('')) and not num_re.match(value): | |
| 1422 try: | |
| 1423 value = self.db.classes[link_class].lookup(value) | |
| 1424 except (TypeError, KeyError): | |
| 1425 raise IndexError, 'new property "%s": %s not a %s'%( | |
| 1426 propname, value, prop.classname) | |
| 1427 | |
| 1428 if (value is not None and | |
| 1429 not self.db.getclass(link_class).hasnode(value)): | |
| 1430 raise IndexError, '%s has no node %s'%(link_class, value) | |
| 1431 | |
| 1432 if self.do_journal and prop.do_journal: | |
| 1433 # register the unlink with the old linked node | |
| 1434 if node[propname] is not None: | |
| 1435 self.db.addjournal(link_class, node[propname], 'unlink', | |
| 1436 (self.classname, nodeid, propname)) | |
| 1437 | |
| 1438 # register the link with the newly linked node | |
| 1439 if value is not None: | |
| 1440 self.db.addjournal(link_class, value, 'link', | |
| 1441 (self.classname, nodeid, propname)) | |
| 1442 | |
| 1443 elif isinstance(prop, Multilink): | |
| 1444 if type(value) != type([]): | |
| 1445 raise TypeError, 'new property "%s" not a list of'\ | |
| 1446 ' ids'%propname | |
| 1447 link_class = self.properties[propname].classname | |
| 1448 l = [] | |
| 1449 for entry in value: | |
| 1450 # if it isn't a number, it's a key | |
| 1451 if type(entry) != type(''): | |
| 1452 raise ValueError, 'new property "%s" link value ' \ | |
| 1453 'must be a string'%propname | |
| 1454 if not num_re.match(entry): | |
| 1455 try: | |
| 1456 entry = self.db.classes[link_class].lookup(entry) | |
| 1457 except (TypeError, KeyError): | |
| 1458 raise IndexError, 'new property "%s": %s not a %s'%( | |
| 1459 propname, entry, | |
| 1460 self.properties[propname].classname) | |
| 1461 l.append(entry) | |
| 1462 value = l | |
| 1463 propvalues[propname] = value | |
| 1464 | |
| 1465 # figure the journal entry for this property | |
| 1466 add = [] | |
| 1467 remove = [] | |
| 1468 | |
| 1469 # handle removals | |
| 1470 if node.has_key(propname): | |
| 1471 l = node[propname] | |
| 1472 else: | |
| 1473 l = [] | |
| 1474 for id in l[:]: | |
| 1475 if id in value: | |
| 1476 continue | |
| 1477 # register the unlink with the old linked node | |
| 1478 if self.do_journal and self.properties[propname].do_journal: | |
| 1479 self.db.addjournal(link_class, id, 'unlink', | |
| 1480 (self.classname, nodeid, propname)) | |
| 1481 l.remove(id) | |
| 1482 remove.append(id) | |
| 1483 | |
| 1484 # handle additions | |
| 1485 for id in value: | |
| 1486 if not self.db.getclass(link_class).hasnode(id): | |
| 1487 raise IndexError, '%s has no node %s'%(link_class, id) | |
| 1488 if id in l: | |
| 1489 continue | |
| 1490 # register the link with the newly linked node | |
| 1491 if self.do_journal and self.properties[propname].do_journal: | |
| 1492 self.db.addjournal(link_class, id, 'link', | |
| 1493 (self.classname, nodeid, propname)) | |
| 1494 l.append(id) | |
| 1495 add.append(id) | |
| 1496 | |
| 1497 # figure the journal entry | |
| 1498 l = [] | |
| 1499 if add: | |
| 1500 l.append(('+', add)) | |
| 1501 if remove: | |
| 1502 l.append(('-', remove)) | |
| 1503 multilink_changes[propname] = (add, remove) | |
| 1504 if l: | |
| 1505 journalvalues[propname] = tuple(l) | |
| 1506 | |
| 1507 elif isinstance(prop, String): | |
|
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1508 if value is not None and type(value) != type('') and type(value) != type(u''): |
| 1165 | 1509 raise TypeError, 'new property "%s" not a string'%propname |
|
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1510 self.db.indexer.add_text((self.classname, nodeid, propname), |
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1511 value) |
| 1165 | 1512 |
| 1513 elif isinstance(prop, Password): | |
| 1514 if not isinstance(value, password.Password): | |
| 1515 raise TypeError, 'new property "%s" not a Password'%propname | |
| 1516 propvalues[propname] = value | |
| 1517 | |
| 1518 elif value is not None and isinstance(prop, Date): | |
| 1519 if not isinstance(value, date.Date): | |
| 1520 raise TypeError, 'new property "%s" not a Date'% propname | |
| 1521 propvalues[propname] = value | |
| 1522 | |
| 1523 elif value is not None and isinstance(prop, Interval): | |
| 1524 if not isinstance(value, date.Interval): | |
| 1525 raise TypeError, 'new property "%s" not an '\ | |
| 1526 'Interval'%propname | |
| 1527 propvalues[propname] = value | |
| 1528 | |
| 1529 elif value is not None and isinstance(prop, Number): | |
| 1530 try: | |
| 1531 float(value) | |
| 1532 except ValueError: | |
| 1533 raise TypeError, 'new property "%s" not numeric'%propname | |
| 1534 | |
| 1535 elif value is not None and isinstance(prop, Boolean): | |
| 1536 try: | |
| 1537 int(value) | |
| 1538 except ValueError: | |
| 1539 raise TypeError, 'new property "%s" not boolean'%propname | |
| 1540 | |
| 1541 # nothing to do? | |
| 1542 if not propvalues: | |
| 1543 return propvalues | |
| 1544 | |
| 1545 # do the set, and journal it | |
|
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1546 self.db.setnode(self.classname, nodeid, propvalues, multilink_changes) |
| 1165 | 1547 |
| 1548 if self.do_journal: | |
|
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1549 self.db.addjournal(self.classname, nodeid, 'set', journalvalues) |
| 1165 | 1550 |
| 1551 return propvalues | |
| 1552 | |
| 1553 def retire(self, nodeid): | |
| 1554 '''Retire a node. | |
| 1555 | |
| 1556 The properties on the node remain available from the get() method, | |
| 1557 and the node's id is never reused. | |
| 1558 | |
| 1559 Retired nodes are not returned by the find(), list(), or lookup() | |
| 1560 methods, and other nodes may reuse the values of their key properties. | |
| 1561 ''' | |
| 1562 if self.db.journaltag is None: | |
| 1563 raise DatabaseError, 'Database open read-only' | |
| 1564 | |
|
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1565 self.fireAuditors('retire', nodeid, None) |
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1333
diff
changeset
|
1566 |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1567 # use the arg for __retired__ to cope with any odd database type |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1568 # conversion (hello, sqlite) |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1569 sql = 'update _%s set __retired__=%s where id=%s'%(self.classname, |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1570 self.db.arg, self.db.arg) |
| 1165 | 1571 if __debug__: |
| 1572 print >>hyperdb.DEBUG, 'retire', (self, sql, nodeid) | |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1573 self.db.cursor.execute(sql, (1, nodeid)) |
|
1519
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1574 if self.do_journal: |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1575 self.db.addjournal(self.classname, nodeid, 'retired', None) |
| 1165 | 1576 |
|
1345
618aa9c37d65
fire auditors and reactors in rdbms retire (thanks Sheila King)
Richard Jones <richard@users.sourceforge.net>
parents:
1333
diff
changeset
|
1577 self.fireReactors('retire', nodeid, None) |
|
618aa9c37d65
fire auditors and reactors in rdbms retire (thanks Sheila King)
Richard Jones <richard@users.sourceforge.net>
parents:
1333
diff
changeset
|
1578 |
|
1519
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1579 def restore(self, nodeid): |
|
1740
5ca448ff8052
don't have RDBMS backends list retired nodes [SF#767319]
Richard Jones <richard@users.sourceforge.net>
parents:
1719
diff
changeset
|
1580 '''Restore a retired node. |
|
1519
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1581 |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1582 Make node available for all operations like it was before retirement. |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1583 ''' |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1584 if self.db.journaltag is None: |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1585 raise DatabaseError, 'Database open read-only' |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1586 |
|
1523
63aa7be52d2c
checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1519
diff
changeset
|
1587 node = self.db.getnode(self.classname, nodeid) |
|
63aa7be52d2c
checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1519
diff
changeset
|
1588 # check if key property was overrided |
|
63aa7be52d2c
checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1519
diff
changeset
|
1589 key = self.getkey() |
|
63aa7be52d2c
checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1519
diff
changeset
|
1590 try: |
|
63aa7be52d2c
checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1519
diff
changeset
|
1591 id = self.lookup(node[key]) |
|
63aa7be52d2c
checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1519
diff
changeset
|
1592 except KeyError: |
|
63aa7be52d2c
checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1519
diff
changeset
|
1593 pass |
|
63aa7be52d2c
checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1519
diff
changeset
|
1594 else: |
|
63aa7be52d2c
checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1519
diff
changeset
|
1595 raise KeyError, "Key property (%s) of retired node clashes with \ |
|
63aa7be52d2c
checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1519
diff
changeset
|
1596 existing one (%s)" % (key, node[key]) |
|
63aa7be52d2c
checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1519
diff
changeset
|
1597 |
|
1519
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1598 self.fireAuditors('restore', nodeid, None) |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1599 # use the arg for __retired__ to cope with any odd database type |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1600 # conversion (hello, sqlite) |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1601 sql = 'update _%s set __retired__=%s where id=%s'%(self.classname, |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1602 self.db.arg, self.db.arg) |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1603 if __debug__: |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1604 print >>hyperdb.DEBUG, 'restore', (self, sql, nodeid) |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1605 self.db.cursor.execute(sql, (0, nodeid)) |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1606 if self.do_journal: |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1607 self.db.addjournal(self.classname, nodeid, 'restored', None) |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1608 |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1609 self.fireReactors('restore', nodeid, None) |
|
6fede2aa6a12
added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1515
diff
changeset
|
1610 |
| 1165 | 1611 def is_retired(self, nodeid): |
| 1612 '''Return true if the node is rerired | |
| 1613 ''' | |
| 1614 sql = 'select __retired__ from _%s where id=%s'%(self.classname, | |
| 1615 self.db.arg) | |
| 1616 if __debug__: | |
| 1617 print >>hyperdb.DEBUG, 'is_retired', (self, sql, nodeid) | |
|
1183
08a13a84ed43
Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents:
1181
diff
changeset
|
1618 self.db.cursor.execute(sql, (nodeid,)) |
|
08a13a84ed43
Some speedups - both of the SQL backends can handle using only one cursor.
Richard Jones <richard@users.sourceforge.net>
parents:
1181
diff
changeset
|
1619 return int(self.db.sql_fetchone()[0]) |
| 1165 | 1620 |
| 1621 def destroy(self, nodeid): | |
| 1622 '''Destroy a node. | |
| 1623 | |
| 1624 WARNING: this method should never be used except in extremely rare | |
| 1625 situations where there could never be links to the node being | |
| 1626 deleted | |
|
2005
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1627 |
| 1165 | 1628 WARNING: use retire() instead |
|
2005
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1629 |
| 1165 | 1630 WARNING: the properties of this node will not be available ever again |
|
2005
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1631 |
| 1165 | 1632 WARNING: really, use retire() instead |
| 1633 | |
| 1634 Well, I think that's enough warnings. This method exists mostly to | |
| 1635 support the session storage of the cgi interface. | |
| 1636 | |
| 1637 The node is completely removed from the hyperdb, including all journal | |
| 1638 entries. It will no longer be available, and will generally break code | |
| 1639 if there are any references to the node. | |
| 1640 ''' | |
| 1641 if self.db.journaltag is None: | |
| 1642 raise DatabaseError, 'Database open read-only' | |
| 1643 self.db.destroynode(self.classname, nodeid) | |
| 1644 | |
| 1645 def history(self, nodeid): | |
| 1646 '''Retrieve the journal of edits on a particular node. | |
| 1647 | |
| 1648 'nodeid' must be the id of an existing node of this class or an | |
| 1649 IndexError is raised. | |
| 1650 | |
| 1651 The returned list contains tuples of the form | |
| 1652 | |
|
1409
8dc60d87ab42
Fixed a backlog of bug reports, and worked on python 2.3 compatibility:
Richard Jones <richard@users.sourceforge.net>
parents:
1383
diff
changeset
|
1653 (nodeid, date, tag, action, params) |
| 1165 | 1654 |
| 1655 'date' is a Timestamp object specifying the time of the change and | |
| 1656 'tag' is the journaltag specified when the database was opened. | |
| 1657 ''' | |
| 1658 if not self.do_journal: | |
| 1659 raise ValueError, 'Journalling is disabled for this class' | |
| 1660 return self.db.getjournal(self.classname, nodeid) | |
| 1661 | |
| 1662 # Locating nodes: | |
| 1663 def hasnode(self, nodeid): | |
| 1664 '''Determine if the given nodeid actually exists | |
| 1665 ''' | |
| 1666 return self.db.hasnode(self.classname, nodeid) | |
| 1667 | |
| 1668 def setkey(self, propname): | |
| 1669 '''Select a String property of this class to be the key property. | |
| 1670 | |
| 1671 'propname' must be the name of a String property of this class or | |
| 1672 None, or a TypeError is raised. The values of the key property on | |
| 1673 all existing nodes must be unique or a ValueError is raised. | |
| 1674 ''' | |
|
1838
532f51a2c741
expand an XXX comment
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents:
1836
diff
changeset
|
1675 # XXX create an index on the key prop column. We should also |
|
532f51a2c741
expand an XXX comment
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents:
1836
diff
changeset
|
1676 # record that we've created this index in the schema somewhere. |
| 1165 | 1677 prop = self.getprops()[propname] |
| 1678 if not isinstance(prop, String): | |
| 1679 raise TypeError, 'key properties must be String' | |
| 1680 self.key = propname | |
| 1681 | |
| 1682 def getkey(self): | |
| 1683 '''Return the name of the key property for this class or None.''' | |
| 1684 return self.key | |
| 1685 | |
| 1686 def labelprop(self, default_to_id=0): | |
|
2005
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1687 '''Return the property name for a label for the given node. |
| 1165 | 1688 |
| 1689 This method attempts to generate a consistent label for the node. | |
| 1690 It tries the following in order: | |
|
2005
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1691 |
|
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1692 1. key property |
|
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1693 2. "name" property |
|
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1694 3. "title" property |
|
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1695 4. first property from the sorted property name list |
| 1165 | 1696 ''' |
| 1697 k = self.getkey() | |
| 1698 if k: | |
| 1699 return k | |
| 1700 props = self.getprops() | |
| 1701 if props.has_key('name'): | |
| 1702 return 'name' | |
| 1703 elif props.has_key('title'): | |
| 1704 return 'title' | |
| 1705 if default_to_id: | |
| 1706 return 'id' | |
| 1707 props = props.keys() | |
| 1708 props.sort() | |
| 1709 return props[0] | |
| 1710 | |
| 1711 def lookup(self, keyvalue): | |
| 1712 '''Locate a particular node by its key property and return its id. | |
| 1713 | |
| 1714 If this class has no key property, a TypeError is raised. If the | |
| 1715 'keyvalue' matches one of the values for the key property among | |
| 1716 the nodes in this class, the matching node's id is returned; | |
| 1717 otherwise a KeyError is raised. | |
| 1718 ''' | |
| 1719 if not self.key: | |
| 1720 raise TypeError, 'No key property set for class %s'%self.classname | |
| 1721 | |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1722 # 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
|
1723 # sqlite) |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1724 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
|
1725 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
|
1726 self.db.sql(sql, (keyvalue, 1)) |
| 1165 | 1727 |
|
1174
8e318dfaf479
Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents:
1173
diff
changeset
|
1728 # 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
|
1729 row = self.db.sql_fetchone() |
|
735adcbfc665
fix to SQL lookup() and retirement
Richard Jones <richard@users.sourceforge.net>
parents:
1195
diff
changeset
|
1730 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
|
1731 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
|
1732 keyvalue, self.classname) |
| 1165 | 1733 |
| 1734 # return the id | |
|
2098
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
1735 # XXX numeric ids |
|
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
1736 return str(row[0]) |
| 1165 | 1737 |
| 1738 def find(self, **propspec): | |
| 1739 '''Get the ids of nodes in this class which link to the given nodes. | |
| 1740 | |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1741 '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
|
1742 propname={nodeid:1, } |
| 1165 | 1743 '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
|
1744 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
|
1745 Multilink property, or a TypeError is raised. |
| 1165 | 1746 |
| 1747 Any node in this class whose 'propname' property links to any of the | |
| 1748 nodeids will be returned. Used by the full text indexing, which knows | |
| 1749 that "foo" occurs in msg1, msg3 and file7, so we have hits on these | |
| 1750 issues: | |
| 1751 | |
| 1752 db.issue.find(messages={'1':1,'3':1}, files={'7':1}) | |
| 1753 ''' | |
| 1754 if __debug__: | |
| 1755 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
|
1756 |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1757 # shortcut |
| 1165 | 1758 if not propspec: |
| 1759 return [] | |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1760 |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1761 # validate the args |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1762 props = self.getprops() |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1763 propspec = propspec.items() |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1764 for propname, nodeids in propspec: |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1765 # check the prop is OK |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1766 prop = props[propname] |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1767 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
|
1768 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
|
1769 |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1770 # first, links |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1771 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
|
1772 allvalues = (1,) |
|
1988
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1773 o = [] |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1774 where = [] |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1775 for prop, values in propspec: |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1776 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
|
1777 continue |
|
1912
2b0ab61db194
fixes for [SF#818339]
Richard Jones <richard@users.sourceforge.net>
parents:
1911
diff
changeset
|
1778 if type(values) is type({}) and len(values) == 1: |
|
2b0ab61db194
fixes for [SF#818339]
Richard Jones <richard@users.sourceforge.net>
parents:
1911
diff
changeset
|
1779 values = values.keys()[0] |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1780 if type(values) is type(''): |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1781 allvalues += (values,) |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1782 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
|
1783 elif values is None: |
|
e2a8ce4d2317
Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents:
1557
diff
changeset
|
1784 where.append('_%s is NULL'%prop) |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1785 else: |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1786 allvalues += tuple(values.keys()) |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1787 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
|
1788 tables = ['_%s'%self.classname] |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1789 if where: |
|
1988
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1790 o.append('(' + ' and '.join(where) + ')') |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1791 |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1792 # now multilinks |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1793 for prop, values in propspec: |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1794 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
|
1795 continue |
|
1988
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1796 if not values: |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1797 continue |
|
1222
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1798 if type(values) is type(''): |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1799 allvalues += (values,) |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1800 s = a |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1801 else: |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1802 allvalues += tuple(values.keys()) |
|
bc3bc3248dd1
added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents:
1212
diff
changeset
|
1803 s = ','.join([a]*len(values)) |
|
1988
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1804 tn = '%s_%s'%(self.classname, prop) |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1805 tables.append(tn) |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1806 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
|
1807 |
|
1988
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1808 if not o: |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1809 return [] |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1810 elif len(o) > 1: |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1811 o = '(' + ' or '.join(['(%s)'%i for i in o]) + ')' |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1812 else: |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1813 o = o[0] |
|
5660b89f8903
more compliance testing, this time for find()
Richard Jones <richard@users.sourceforge.net>
parents:
1986
diff
changeset
|
1814 t = ', '.join(tables) |
|
2098
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
1815 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
|
1816 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
|
1817 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
|
1818 # XXX numeric ids |
|
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
1819 l = [str(x[0]) for x in self.db.sql_fetchall()] |
|
1195
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1820 if __debug__: |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1821 print >>hyperdb.DEBUG, 'find ... ', l |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1822 return l |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1823 |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1824 def stringFind(self, **requirements): |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1825 '''Locate a particular node by matching a set of its String |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1826 properties in a caseless search. |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1827 |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1828 If the property is not a String property, a TypeError is raised. |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1829 |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1830 The return is a list of the id of all nodes that match. |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1831 ''' |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1832 where = [] |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1833 args = [] |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1834 for propname in requirements.keys(): |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1835 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
|
1836 if not isinstance(prop, String): |
|
1195
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1837 raise TypeError, "'%s' not a String property"%propname |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1838 where.append(propname) |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1839 args.append(requirements[propname].lower()) |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1840 |
|
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1841 # generate the where clause |
|
1549
a53a7e197360
fixed rdbms email address lookup (case insensitivity)
Richard Jones <richard@users.sourceforge.net>
parents:
1539
diff
changeset
|
1842 s = ' and '.join(['lower(_%s)=%s'%(col, self.db.arg) for col in where]) |
|
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
|
1843 sql = 'select id from _%s where %s and __retired__=%s'%(self.classname, |
|
767ff2a03eee
more unit tests to improve coverage (up from 85% to 88% for anydbm! :)
Richard Jones <richard@users.sourceforge.net>
parents:
1926
diff
changeset
|
1844 s, self.db.arg) |
|
767ff2a03eee
more unit tests to improve coverage (up from 85% to 88% for anydbm! :)
Richard Jones <richard@users.sourceforge.net>
parents:
1926
diff
changeset
|
1845 args.append(0) |
|
1195
e0032f4ab334
added missing stringFind to sql backends
Richard Jones <richard@users.sourceforge.net>
parents:
1189
diff
changeset
|
1846 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
|
1847 # XXX numeric ids |
|
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
1848 l = [str(x[0]) for x in self.db.sql_fetchall()] |
| 1165 | 1849 if __debug__: |
| 1850 print >>hyperdb.DEBUG, 'find ... ', l | |
| 1851 return l | |
| 1852 | |
| 1853 def list(self): | |
| 1854 ''' Return a list of the ids of the active nodes in this class. | |
| 1855 ''' | |
|
1484
b3f2484babce
fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents:
1479
diff
changeset
|
1856 return self.getnodeids(retired=0) |
|
b3f2484babce
fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents:
1479
diff
changeset
|
1857 |
|
b3f2484babce
fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents:
1479
diff
changeset
|
1858 def getnodeids(self, retired=None): |
|
b3f2484babce
fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents:
1479
diff
changeset
|
1859 ''' Retrieve all the ids of the nodes for a particular Class. |
|
b3f2484babce
fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents:
1479
diff
changeset
|
1860 |
|
b3f2484babce
fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents:
1479
diff
changeset
|
1861 Set retired=None to get all nodes. Otherwise it'll get all the |
|
b3f2484babce
fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents:
1479
diff
changeset
|
1862 retired or non-retired nodes, depending on the flag. |
|
b3f2484babce
fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents:
1479
diff
changeset
|
1863 ''' |
|
1707
3d627e34f18e
sqlite backend now passes all tests under 2.3.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents:
1599
diff
changeset
|
1864 # flip the sense of the 'retired' flag if we don't want all of them |
|
1484
b3f2484babce
fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents:
1479
diff
changeset
|
1865 if retired is not None: |
|
1719
eeb167fb8faf
*** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents:
1707
diff
changeset
|
1866 if retired: |
|
eeb167fb8faf
*** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents:
1707
diff
changeset
|
1867 args = (0, ) |
|
eeb167fb8faf
*** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents:
1707
diff
changeset
|
1868 else: |
|
eeb167fb8faf
*** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents:
1707
diff
changeset
|
1869 args = (1, ) |
|
1539
800b5896e14a
fixed rdbms export - getnodeids in particular with NULL values
Richard Jones <richard@users.sourceforge.net>
parents:
1528
diff
changeset
|
1870 sql = 'select id from _%s where __retired__ <> %s'%(self.classname, |
|
800b5896e14a
fixed rdbms export - getnodeids in particular with NULL values
Richard Jones <richard@users.sourceforge.net>
parents:
1528
diff
changeset
|
1871 self.db.arg) |
|
800b5896e14a
fixed rdbms export - getnodeids in particular with NULL values
Richard Jones <richard@users.sourceforge.net>
parents:
1528
diff
changeset
|
1872 else: |
|
800b5896e14a
fixed rdbms export - getnodeids in particular with NULL values
Richard Jones <richard@users.sourceforge.net>
parents:
1528
diff
changeset
|
1873 args = () |
|
800b5896e14a
fixed rdbms export - getnodeids in particular with NULL values
Richard Jones <richard@users.sourceforge.net>
parents:
1528
diff
changeset
|
1874 sql = 'select id from _%s'%self.classname |
|
1484
b3f2484babce
fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents:
1479
diff
changeset
|
1875 if __debug__: |
|
b3f2484babce
fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents:
1479
diff
changeset
|
1876 print >>hyperdb.DEBUG, 'getnodeids', (self, sql, retired) |
|
1539
800b5896e14a
fixed rdbms export - getnodeids in particular with NULL values
Richard Jones <richard@users.sourceforge.net>
parents:
1528
diff
changeset
|
1877 self.db.cursor.execute(sql, args) |
|
2098
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
1878 # XXX numeric ids |
|
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
1879 ids = [str(x[0]) for x in self.db.cursor.fetchall()] |
|
1539
800b5896e14a
fixed rdbms export - getnodeids in particular with NULL values
Richard Jones <richard@users.sourceforge.net>
parents:
1528
diff
changeset
|
1880 return ids |
| 1165 | 1881 |
|
1249
6c24a86a12ae
Fixes for SourceForge tracker bugs.
Richard Jones <richard@users.sourceforge.net>
parents:
1244
diff
changeset
|
1882 def filter(self, search_matches, filterspec, sort=(None,None), |
|
6c24a86a12ae
Fixes for SourceForge tracker bugs.
Richard Jones <richard@users.sourceforge.net>
parents:
1244
diff
changeset
|
1883 group=(None,None)): |
|
2005
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1884 '''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
|
1885 match the 'filter' spec, sorted by the group spec and then the |
|
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1886 sort spec |
|
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1887 |
|
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1888 "filterspec" is {propname: value(s)} |
| 1165 | 1889 |
|
2005
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1890 "sort" and "group" are (dir, prop) where dir is '+', '-' or None |
|
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1891 and prop is a prop name or None |
|
1170
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
1892 |
|
2005
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1893 "search_matches" is {nodeid: marker} |
|
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1894 |
|
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1895 The filter must match all properties specificed - but if the |
|
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1896 property value to match is a list, any one of the values in the |
|
fc52d57c6c3e
documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents:
1988
diff
changeset
|
1897 list may match for that property to match. |
| 1165 | 1898 ''' |
|
1205
0df08772f166
fix to SQL filtering
Richard Jones <richard@users.sourceforge.net>
parents:
1203
diff
changeset
|
1899 # just don't bother if the full-text search matched diddly |
|
0df08772f166
fix to SQL filtering
Richard Jones <richard@users.sourceforge.net>
parents:
1203
diff
changeset
|
1900 if search_matches == {}: |
|
0df08772f166
fix to SQL filtering
Richard Jones <richard@users.sourceforge.net>
parents:
1203
diff
changeset
|
1901 return [] |
|
0df08772f166
fix to SQL filtering
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parents:
1203
diff
changeset
|
1902 |
| 1165 | 1903 cn = self.classname |
| 1904 | |
|
1499
8ee69708da0c
added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
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diff
changeset
|
1905 timezone = self.db.getUserTimezone() |
|
8ee69708da0c
added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1496
diff
changeset
|
1906 |
| 1165 | 1907 # figure the WHERE clause from the filterspec |
| 1908 props = self.getprops() | |
| 1909 frum = ['_'+cn] | |
| 1910 where = [] | |
| 1911 args = [] | |
|
1168
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fixes to the rdbms backends
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parents:
1165
diff
changeset
|
1912 a = self.db.arg |
| 1165 | 1913 for k, v in filterspec.items(): |
| 1914 propclass = props[k] | |
|
1170
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Added some words to the installation doc about choosing backends.
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parents:
1168
diff
changeset
|
1915 # now do other where clause stuff |
| 1165 | 1916 if isinstance(propclass, Multilink): |
| 1917 tn = '%s_%s'%(cn, k) | |
|
1556
9e89f5394f6c
handle myriad of argument types to filter()
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parents:
1555
diff
changeset
|
1918 if v in ('-1', ['-1']): |
|
9e89f5394f6c
handle myriad of argument types to filter()
Richard Jones <richard@users.sourceforge.net>
parents:
1555
diff
changeset
|
1919 # only match rows that have count(linkid)=0 in the |
|
9e89f5394f6c
handle myriad of argument types to filter()
Richard Jones <richard@users.sourceforge.net>
parents:
1555
diff
changeset
|
1920 # corresponding multilink table) |
|
9e89f5394f6c
handle myriad of argument types to filter()
Richard Jones <richard@users.sourceforge.net>
parents:
1555
diff
changeset
|
1921 where.append('id not in (select nodeid from %s)'%tn) |
|
9e89f5394f6c
handle myriad of argument types to filter()
Richard Jones <richard@users.sourceforge.net>
parents:
1555
diff
changeset
|
1922 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
|
1923 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
|
1924 s = ','.join([a for x in v]) |
| 1165 | 1925 where.append('id=%s.nodeid and %s.linkid in (%s)'%(tn,tn,s)) |
| 1926 args = args + v | |
| 1927 else: | |
|
1555
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implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents:
1549
diff
changeset
|
1928 frum.append(tn) |
|
948c7764d46c
implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents:
1549
diff
changeset
|
1929 where.append('id=%s.nodeid and %s.linkid=%s'%(tn, tn, a)) |
| 1165 | 1930 args.append(v) |
|
1365
4884fb0860f9
fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents:
1351
diff
changeset
|
1931 elif k == 'id': |
|
4884fb0860f9
fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
1932 if isinstance(v, type([])): |
|
4884fb0860f9
fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents:
1351
diff
changeset
|
1933 s = ','.join([a for x in v]) |
|
4884fb0860f9
fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents:
1351
diff
changeset
|
1934 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
|
1935 args = args + v |
|
4884fb0860f9
fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents:
1351
diff
changeset
|
1936 else: |
|
4884fb0860f9
fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents:
1351
diff
changeset
|
1937 where.append('%s=%s'%(k, a)) |
|
4884fb0860f9
fixed rdbms searching by ID [SF#666615]
Richard Jones <richard@users.sourceforge.net>
parents:
1351
diff
changeset
|
1938 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
|
1939 elif isinstance(propclass, String): |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
1940 if not isinstance(v, type([])): |
|
af104fa52746
Added some words to the installation doc about choosing backends.
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parents:
1168
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changeset
|
1941 v = [v] |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
1942 |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
1943 # 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
|
1944 # 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
|
1945 # 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
|
1946 v = ['%%'+self.db.sql_stringquote(s)+'%%' for s in v] |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
1947 |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
1948 # 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
|
1949 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
|
1950 # 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
|
1951 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
|
1952 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
|
1953 if '-1' in v: |
|
1578
ba13c04814f0
don't modify filterspec passed in (bad Richard)
Richard Jones <richard@users.sourceforge.net>
parents:
1563
diff
changeset
|
1954 v = v[:] |
|
1170
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parents:
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changeset
|
1955 v.remove('-1') |
|
af104fa52746
Added some words to the installation doc about choosing backends.
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parents:
1168
diff
changeset
|
1956 xtra = ' or _%s is NULL'%k |
|
1173
58f1a2c174ed
simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents:
1172
diff
changeset
|
1957 else: |
|
58f1a2c174ed
simple LRU cache for SQL databases
Richard Jones <richard@users.sourceforge.net>
parents:
1172
diff
changeset
|
1958 xtra = '' |
|
1295
9c3459cb8ab6
work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents:
1252
diff
changeset
|
1959 if v: |
|
9c3459cb8ab6
work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents:
1252
diff
changeset
|
1960 s = ','.join([a for x in v]) |
|
9c3459cb8ab6
work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents:
1252
diff
changeset
|
1961 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
|
1962 args = args + v |
|
9c3459cb8ab6
work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents:
1252
diff
changeset
|
1963 else: |
|
9c3459cb8ab6
work-around for sqlite bug
Richard Jones <richard@users.sourceforge.net>
parents:
1252
diff
changeset
|
1964 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
|
1965 else: |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
1966 if v == '-1': |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
1967 v = None |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
1968 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
|
1969 else: |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
1970 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
|
1971 args.append(v) |
|
1351
d1bfb479e527
fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents:
1345
diff
changeset
|
1972 elif isinstance(propclass, Date): |
|
2098
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
1973 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
|
1974 if isinstance(v, type([])): |
|
d1bfb479e527
fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents:
1345
diff
changeset
|
1975 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
|
1976 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
|
1977 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
|
1978 else: |
|
1499
8ee69708da0c
added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1496
diff
changeset
|
1979 try: |
|
8ee69708da0c
added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1496
diff
changeset
|
1980 # 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
|
1981 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
|
1982 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
|
1983 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
|
1984 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
|
1985 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
|
1986 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
|
1987 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
|
1988 except ValueError: |
|
8ee69708da0c
added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1496
diff
changeset
|
1989 # 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
|
1990 pass |
|
1351
d1bfb479e527
fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents:
1345
diff
changeset
|
1991 elif isinstance(propclass, Interval): |
|
d1bfb479e527
fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents:
1345
diff
changeset
|
1992 if isinstance(v, type([])): |
|
d1bfb479e527
fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents:
1345
diff
changeset
|
1993 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
|
1994 where.append('_%s in (%s)'%(k, s)) |
|
d1bfb479e527
fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents:
1345
diff
changeset
|
1995 args = args + [date.Interval(x).serialise() for x in v] |
|
d1bfb479e527
fixed searching on date / interval fields [SF#658157]
Richard Jones <richard@users.sourceforge.net>
parents:
1345
diff
changeset
|
1996 else: |
|
1596
33a0d94c7658
searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1578
diff
changeset
|
1997 try: |
|
33a0d94c7658
searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1578
diff
changeset
|
1998 # 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
|
1999 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
|
2000 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
|
2001 where.append('_%s >= %s'%(k, a)) |
|
1596
33a0d94c7658
searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1578
diff
changeset
|
2002 args.append(date_rng.from_value.serialise()) |
|
2098
18addf2a8596
Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents:
2093
diff
changeset
|
2003 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
|
2004 where.append('_%s <= %s'%(k, a)) |
|
1596
33a0d94c7658
searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1578
diff
changeset
|
2005 args.append(date_rng.to_value.serialise()) |
|
33a0d94c7658
searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1578
diff
changeset
|
2006 except ValueError: |
|
33a0d94c7658
searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1578
diff
changeset
|
2007 # 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
|
2008 pass |
|
33a0d94c7658
searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1578
diff
changeset
|
2009 #where.append('_%s=%s'%(k, a)) |
|
33a0d94c7658
searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents:
1578
diff
changeset
|
2010 #args.append(date.Interval(v).serialise()) |
| 1165 | 2011 else: |
| 2012 if isinstance(v, type([])): | |
|
1168
94620e088e3a
fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents:
1165
diff
changeset
|
2013 s = ','.join([a for x in v]) |
| 1165 | 2014 where.append('_%s in (%s)'%(k, s)) |
| 2015 args = args + v | |
| 2016 else: | |
|
1168
94620e088e3a
fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents:
1165
diff
changeset
|
2017 where.append('_%s=%s'%(k, a)) |
| 1165 | 2018 args.append(v) |
| 2019 | |
|
1740
5ca448ff8052
don't have RDBMS backends list retired nodes [SF#767319]
Richard Jones <richard@users.sourceforge.net>
parents:
1719
diff
changeset
|
2020 # 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
|
2021 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
|
2022 |
| 1165 | 2023 # add results of full text search |
| 2024 if search_matches is not None: | |
| 2025 v = search_matches.keys() | |
|
1168
94620e088e3a
fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents:
1165
diff
changeset
|
2026 s = ','.join([a for x in v]) |
| 1165 | 2027 where.append('id in (%s)'%s) |
| 2028 args = args + v | |
| 2029 | |
|
1170
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
2030 # "grouping" is just the first-order sorting in the SQL fetch |
| 1165 | 2031 orderby = [] |
| 2032 ordercols = [] | |
|
2185
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Richard Jones <richard@users.sourceforge.net>
parents:
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diff
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|
2033 mlsort = [] |
|
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diff
changeset
|
2034 for sortby in group, sort: |
|
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sort/group by multilink in RDBMS
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diff
changeset
|
2035 sdir, prop = sortby |
|
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sort/group by multilink in RDBMS
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diff
changeset
|
2036 if sdir and prop: |
|
c52a931879c4
sort/group by multilink in RDBMS
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diff
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|
2037 if isinstance(props[prop], Multilink): |
|
c52a931879c4
sort/group by multilink in RDBMS
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parents:
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diff
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|
2038 mlsort.append(sortby) |
|
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sort/group by multilink in RDBMS
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diff
changeset
|
2039 continue |
|
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Richard Jones <richard@users.sourceforge.net>
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diff
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|
2040 elif prop == 'id': |
|
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sort/group by multilink in RDBMS
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
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|
2041 o = 'id' |
|
1168
94620e088e3a
fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
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|
2042 else: |
|
2185
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parents:
2175
diff
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|
2043 o = '_'+prop |
|
c52a931879c4
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diff
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|
2044 ordercols.append(o) |
|
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diff
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|
2045 if sdir == '-': |
|
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diff
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|
2046 o += ' desc' |
|
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diff
changeset
|
2047 orderby.append(o) |
| 1165 | 2048 |
| 2049 # construct the SQL | |
| 2050 frum = ','.join(frum) | |
|
1170
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
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1168
diff
changeset
|
2051 if where: |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
1168
diff
changeset
|
2052 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
|
2053 else: |
|
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
2054 where = '' |
|
2185
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diff
changeset
|
2055 cols = ['distinct(id)'] |
| 1165 | 2056 if orderby: |
| 2057 cols = cols + ordercols | |
| 2058 order = ' order by %s'%(','.join(orderby)) | |
| 2059 else: | |
| 2060 order = '' | |
| 2061 cols = ','.join(cols) | |
|
2185
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parents:
2175
diff
changeset
|
2062 sql = 'select %s from %s %s%s'%(cols, frum, where, order) |
| 1165 | 2063 args = tuple(args) |
| 2064 if __debug__: | |
|
1168
94620e088e3a
fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents:
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diff
changeset
|
2065 print >>hyperdb.DEBUG, 'filter', (self, sql, args) |
|
1906
f255363e6d97
PostgreSQL backend lands.
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1873
diff
changeset
|
2066 if args: |
|
f255363e6d97
PostgreSQL backend lands.
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|
2067 self.db.cursor.execute(sql, args) |
|
f255363e6d97
PostgreSQL backend lands.
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|
2068 else: |
|
f255363e6d97
PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
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1873
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|
2069 # psycopg doesn't like empty args |
|
f255363e6d97
PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
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diff
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|
2070 self.db.cursor.execute(sql) |
|
1911
f5c804379c85
fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents:
1906
diff
changeset
|
2071 l = self.db.sql_fetchall() |
| 1165 | 2072 |
|
1170
af104fa52746
Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
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|
2073 # 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
|
2074 # XXX numeric ids |
|
2185
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diff
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|
2075 l = [str(row[0]) for row in l] |
|
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diff
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|
2076 |
|
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diff
changeset
|
2077 if not mlsort: |
|
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diff
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|
2078 return l |
|
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diff
changeset
|
2079 |
|
c52a931879c4
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diff
changeset
|
2080 # ergh. someone wants to sort by a multilink. |
|
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|
2081 r = [] |
|
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diff
changeset
|
2082 for id in l: |
|
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diff
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|
2083 m = [] |
|
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diff
changeset
|
2084 for ml in mlsort: |
|
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diff
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|
2085 m.append(self.get(id, ml[1])) |
|
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diff
changeset
|
2086 r.append((id, m)) |
|
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diff
changeset
|
2087 i = 0 |
|
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diff
changeset
|
2088 for sortby in mlsort: |
|
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Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2089 def sortfun(a, b, dir=sortby[i]): |
|
c52a931879c4
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parents:
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diff
changeset
|
2090 if dir == '-': |
|
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diff
changeset
|
2091 return cmp(b[1][i], a[1][i]) |
|
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diff
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|
2092 else: |
|
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parents:
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diff
changeset
|
2093 return cmp(a[1][i], b[1][i]) |
|
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parents:
2175
diff
changeset
|
2094 r.sort(sortfun) |
|
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diff
changeset
|
2095 i += 1 |
|
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Richard Jones <richard@users.sourceforge.net>
parents:
2175
diff
changeset
|
2096 return [i[0] for i in r] |
|
1168
94620e088e3a
fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
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1165
diff
changeset
|
2097 |
| 1165 | 2098 def count(self): |
| 2099 '''Get the number of nodes in this class. | |
| 2100 | |
| 2101 If the returned integer is 'numnodes', the ids of all the nodes | |
| 2102 in this class run from 1 to numnodes, and numnodes+1 will be the | |
| 2103 id of the next node to be created in this class. | |
| 2104 ''' | |
| 2105 return self.db.countnodes(self.classname) | |
| 2106 | |
| 2107 # Manipulating properties: | |
| 2108 def getprops(self, protected=1): | |
| 2109 '''Return a dictionary mapping property names to property objects. | |
| 2110 If the "protected" flag is true, we include protected properties - | |
| 2111 those which may not be modified. | |
| 2112 ''' | |
| 2113 d = self.properties.copy() | |
| 2114 if protected: | |
| 2115 d['id'] = String() | |
| 2116 d['creation'] = hyperdb.Date() | |
| 2117 d['activity'] = hyperdb.Date() | |
|
1176
bd3b57859c37
On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents:
1175
diff
changeset
|
2118 d['creator'] = hyperdb.Link('user') |
|
2077
3e0961d6d44d
Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents:
2076
diff
changeset
|
2119 d['actor'] = hyperdb.Link('user') |
| 1165 | 2120 return d |
| 2121 | |
| 2122 def addprop(self, **properties): | |
| 2123 '''Add properties to this class. | |
| 2124 | |
| 2125 The keyword arguments in 'properties' must map names to property | |
| 2126 objects, or a TypeError is raised. None of the keys in 'properties' | |
| 2127 may collide with the names of existing properties, or a ValueError | |
| 2128 is raised before any properties have been added. | |
| 2129 ''' | |
| 2130 for key in properties.keys(): | |
| 2131 if self.properties.has_key(key): | |
| 2132 raise ValueError, key | |
| 2133 self.properties.update(properties) | |
| 2134 | |
| 2135 def index(self, nodeid): | |
| 2136 '''Add (or refresh) the node to search indexes | |
| 2137 ''' | |
| 2138 # find all the String properties that have indexme | |
| 2139 for prop, propclass in self.getprops().items(): | |
| 2140 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
|
2141 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
|
2142 str(self.get(nodeid, prop))) |
| 1165 | 2143 |
| 2144 | |
| 2145 # | |
| 2146 # Detector interface | |
| 2147 # | |
| 2148 def audit(self, event, detector): | |
| 2149 '''Register a detector | |
| 2150 ''' | |
| 2151 l = self.auditors[event] | |
| 2152 if detector not in l: | |
| 2153 self.auditors[event].append(detector) | |
| 2154 | |
| 2155 def fireAuditors(self, action, nodeid, newvalues): | |
| 2156 '''Fire all registered auditors. | |
| 2157 ''' | |
| 2158 for audit in self.auditors[action]: | |
| 2159 audit(self.db, self, nodeid, newvalues) | |
| 2160 | |
| 2161 def react(self, event, detector): | |
| 2162 '''Register a detector | |
| 2163 ''' | |
| 2164 l = self.reactors[event] | |
| 2165 if detector not in l: | |
| 2166 self.reactors[event].append(detector) | |
| 2167 | |
| 2168 def fireReactors(self, action, nodeid, oldvalues): | |
| 2169 '''Fire all registered reactors. | |
| 2170 ''' | |
| 2171 for react in self.reactors[action]: | |
| 2172 react(self.db, self, nodeid, oldvalues) | |
| 2173 | |
|
2175
723098a10677
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|
2174 # |
|
723098a10677
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|
2175 # import / export support |
|
723098a10677
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|
2176 # |
|
723098a10677
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diff
changeset
|
2177 def export_list(self, propnames, nodeid): |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
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2166
diff
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|
2178 ''' Export a node - generate a list of CSV-able data in the order |
|
723098a10677
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diff
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|
2179 specified by propnames for the given node. |
|
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|
2180 ''' |
|
723098a10677
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diff
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|
2181 properties = self.getprops() |
|
723098a10677
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|
2182 l = [] |
|
723098a10677
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parents:
2166
diff
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|
2183 for prop in propnames: |
|
723098a10677
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parents:
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diff
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|
2184 proptype = properties[prop] |
|
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|
2185 value = self.get(nodeid, prop) |
|
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|
2186 # "marshal" data where needed |
|
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|
2187 if value is None: |
|
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|
2188 pass |
|
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changeset
|
2189 elif isinstance(proptype, hyperdb.Date): |
|
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diff
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|
2190 value = value.get_tuple() |
|
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changeset
|
2191 elif isinstance(proptype, hyperdb.Interval): |
|
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diff
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|
2192 value = value.get_tuple() |
|
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|
2193 elif isinstance(proptype, hyperdb.Password): |
|
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|
2194 value = str(value) |
|
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diff
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|
2195 l.append(repr(value)) |
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diff
changeset
|
2196 l.append(repr(self.is_retired(nodeid))) |
|
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changeset
|
2197 return l |
|
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diff
changeset
|
2198 |
|
723098a10677
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changeset
|
2199 def import_list(self, propnames, proplist): |
|
723098a10677
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diff
changeset
|
2200 ''' Import a node - all information including "id" is present and |
|
723098a10677
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changeset
|
2201 should not be sanity checked. Triggers are not triggered. The |
|
723098a10677
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diff
changeset
|
2202 journal should be initialised using the "creator" and "created" |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
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changeset
|
2203 information. |
|
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changeset
|
2204 |
|
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diff
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|
2205 Return the nodeid of the node imported. |
|
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|
2206 ''' |
|
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diff
changeset
|
2207 if self.db.journaltag is None: |
|
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changeset
|
2208 raise DatabaseError, 'Database open read-only' |
|
723098a10677
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changeset
|
2209 properties = self.getprops() |
|
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changeset
|
2210 |
|
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diff
changeset
|
2211 # make the new node's property map |
|
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2166
diff
changeset
|
2212 d = {} |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2213 retire = 0 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2214 newid = None |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2215 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
|
2216 # 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
|
2217 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
|
2218 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2219 # 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
|
2220 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
|
2221 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2222 # "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
|
2223 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
|
2224 newid = value |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2225 continue |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2226 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
|
2227 # 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
|
2228 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
|
2229 retire = 1 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2230 continue |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2231 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
|
2232 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
|
2233 continue |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2234 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2235 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
|
2236 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
|
2237 # 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
|
2238 continue |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2239 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
|
2240 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
|
2241 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
|
2242 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
|
2243 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
|
2244 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
|
2245 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
|
2246 value = pwd |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2247 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
|
2248 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2249 # get a new id if necessary |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2250 if newid is None or not self.hasnode(newid): |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2251 newid = self.db.newid(self.classname) |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2252 self.db.addnode(self.classname, newid, d) |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2253 else: |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2254 # update |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2255 self.db.setnode(self.classname, newid, d) |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2256 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2257 # retire? |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2258 if retire: |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2259 # 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
|
2260 # 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
|
2261 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
|
2262 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
|
2263 if __debug__: |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2264 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
|
2265 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
|
2266 return newid |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2267 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2268 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
|
2269 '''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
|
2270 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
|
2271 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2272 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
|
2273 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2274 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
|
2275 ''' |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2276 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
|
2277 r = [] |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2278 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
|
2279 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
|
2280 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
|
2281 if action == 'set': |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2282 for propname, value in params.items(): |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2283 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
|
2284 # make sure the params are eval()'able |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2285 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
|
2286 pass |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2287 elif isinstance(prop, Date): |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2288 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
|
2289 elif isinstance(prop, Interval): |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2290 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
|
2291 elif isinstance(prop, Password): |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2292 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
|
2293 params[propname] = value |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2294 l = [nodeid, date, user, action, params] |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2295 r.append(map(repr, l)) |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2296 return r |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2297 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2298 def import_journals(self, entries): |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2299 '''Import a class's journal. |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2300 |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2301 Uses setjournal() to set the journal for each item.''' |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2302 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
|
2303 d = {} |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2304 for l in entries: |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2305 l = map(eval, l) |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2306 nodeid, jdate, user, action, params = l |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2307 r = d.setdefault(nodeid, []) |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2308 if action == 'set': |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2309 for propname, value in params.items(): |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2310 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
|
2311 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
|
2312 pass |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2313 elif isinstance(prop, Date): |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2314 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
|
2315 elif isinstance(prop, Interval): |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2316 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
|
2317 elif isinstance(prop, Password): |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2318 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
|
2319 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
|
2320 value = pwd |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2321 params[propname] = value |
|
723098a10677
Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents:
2166
diff
changeset
|
2322 r.append((nodeid, date.Date(jdate), user, action, params)) |
|
723098a10677
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2323 |
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2324 for nodeid, l in d.items(): |
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2325 self.db.setjournal(self.classname, nodeid, l) |
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2326 |
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2327 class FileClass(Class, hyperdb.FileClass): |
| 1165 | 2328 '''This class defines a large chunk of data. To support this, it has a |
| 2329 mandatory String property "content" which is typically saved off | |
| 2330 externally to the hyperdb. | |
| 2331 | |
| 2332 The default MIME type of this data is defined by the | |
| 2333 "default_mime_type" class attribute, which may be overridden by each | |
| 2334 node if the class defines a "type" String property. | |
| 2335 ''' | |
| 2336 default_mime_type = 'text/plain' | |
| 2337 | |
| 2338 def create(self, **propvalues): | |
| 2339 ''' snaffle the file propvalue and store in a file | |
| 2340 ''' | |
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2341 # we need to fire the auditors now, or the content property won't |
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2342 # be in propvalues for the auditors to play with |
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2343 self.fireAuditors('create', None, propvalues) |
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2344 |
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2345 # now remove the content property so it's not stored in the db |
| 1165 | 2346 content = propvalues['content'] |
| 2347 del propvalues['content'] | |
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2348 |
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2349 # do the database create |
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2350 newid = self.create_inner(**propvalues) |
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2351 |
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2352 # figure the mime type |
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2353 mime_type = propvalues.get('type', self.default_mime_type) |
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2354 |
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2355 # and index! |
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2356 self.db.indexer.add_text((self.classname, newid, 'content'), content, |
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2357 mime_type) |
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2358 |
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2359 # fire reactors |
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2360 self.fireReactors('create', newid, None) |
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2361 |
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2362 # store off the content as a file |
| 1165 | 2363 self.db.storefile(self.classname, newid, None, content) |
| 2364 return newid | |
| 2365 | |
| 2366 def import_list(self, propnames, proplist): | |
| 2367 ''' Trap the "content" property... | |
| 2368 ''' | |
| 2369 # dupe this list so we don't affect others | |
| 2370 propnames = propnames[:] | |
| 2371 | |
| 2372 # extract the "content" property from the proplist | |
| 2373 i = propnames.index('content') | |
| 2374 content = eval(proplist[i]) | |
| 2375 del propnames[i] | |
| 2376 del proplist[i] | |
| 2377 | |
| 2378 # do the normal import | |
| 2379 newid = Class.import_list(self, propnames, proplist) | |
| 2380 | |
| 2381 # save off the "content" file | |
| 2382 self.db.storefile(self.classname, newid, None, content) | |
| 2383 return newid | |
| 2384 | |
| 2385 _marker = [] | |
| 2386 def get(self, nodeid, propname, default=_marker, cache=1): | |
|
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2387 ''' Trap the content propname and get it from the file |
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2388 |
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2389 'cache' exists for backwards compatibility, and is not used. |
| 1165 | 2390 ''' |
| 2391 poss_msg = 'Possibly a access right configuration problem.' | |
| 2392 if propname == 'content': | |
| 2393 try: | |
| 2394 return self.db.getfile(self.classname, nodeid, None) | |
| 2395 except IOError, (strerror): | |
| 2396 # BUG: by catching this we donot see an error in the log. | |
| 2397 return 'ERROR reading file: %s%s\n%s\n%s'%( | |
| 2398 self.classname, nodeid, poss_msg, strerror) | |
| 2399 if default is not self._marker: | |
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2400 return Class.get(self, nodeid, propname, default) |
| 1165 | 2401 else: |
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2402 return Class.get(self, nodeid, propname) |
| 1165 | 2403 |
| 2404 def getprops(self, protected=1): | |
| 2405 ''' In addition to the actual properties on the node, these methods | |
| 2406 provide the "content" property. If the "protected" flag is true, | |
| 2407 we include protected properties - those which may not be | |
| 2408 modified. | |
| 2409 ''' | |
| 2410 d = Class.getprops(self, protected=protected).copy() | |
| 2411 d['content'] = hyperdb.String() | |
| 2412 return d | |
| 2413 | |
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2414 def set(self, itemid, **propvalues): |
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2415 ''' Snarf the "content" propvalue and update it in a file |
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2416 ''' |
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2417 self.fireAuditors('set', itemid, propvalues) |
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2418 oldvalues = copy.deepcopy(self.db.getnode(self.classname, itemid)) |
| 1165 | 2419 |
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2420 # now remove the content property so it's not stored in the db |
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2421 content = None |
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2422 if propvalues.has_key('content'): |
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2423 content = propvalues['content'] |
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2424 del propvalues['content'] |
| 1165 | 2425 |
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2426 # do the database create |
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2427 propvalues = self.set_inner(itemid, **propvalues) |
| 1165 | 2428 |
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2429 # do content? |
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2430 if content: |
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2431 # store and index |
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2432 self.db.storefile(self.classname, itemid, None, content) |
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2433 mime_type = propvalues.get('type', self.get(itemid, 'type')) |
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2434 if not mime_type: |
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2435 mime_type = self.default_mime_type |
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2436 self.db.indexer.add_text((self.classname, itemid, 'content'), |
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2437 content, mime_type) |
| 1165 | 2438 |
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2439 # fire reactors |
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2440 self.fireReactors('set', itemid, oldvalues) |
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2441 return propvalues |
| 1165 | 2442 |
| 2443 # XXX deviation from spec - was called ItemClass | |
| 2444 class IssueClass(Class, roundupdb.IssueClass): | |
| 2445 # Overridden methods: | |
| 2446 def __init__(self, db, classname, **properties): | |
| 2447 '''The newly-created class automatically includes the "messages", | |
| 2448 "files", "nosy", and "superseder" properties. If the 'properties' | |
| 2449 dictionary attempts to specify any of these properties or a | |
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2450 "creation", "creator", "activity" or "actor" property, a ValueError |
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2451 is raised. |
| 1165 | 2452 ''' |
| 2453 if not properties.has_key('title'): | |
| 2454 properties['title'] = hyperdb.String(indexme='yes') | |
| 2455 if not properties.has_key('messages'): | |
| 2456 properties['messages'] = hyperdb.Multilink("msg") | |
| 2457 if not properties.has_key('files'): | |
| 2458 properties['files'] = hyperdb.Multilink("file") | |
| 2459 if not properties.has_key('nosy'): | |
| 2460 # note: journalling is turned off as it really just wastes | |
| 2461 # space. this behaviour may be overridden in an instance | |
| 2462 properties['nosy'] = hyperdb.Multilink("user", do_journal="no") | |
| 2463 if not properties.has_key('superseder'): | |
| 2464 properties['superseder'] = hyperdb.Multilink(classname) | |
| 2465 Class.__init__(self, db, classname, **properties) | |
| 2466 |