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annotate roundup/backends/back_anydbm.py @ 1738:7df9d46b8140

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sort multilinks a little better for grouping [SF#772935]
author Richard Jones <richard@users.sourceforge.net>
date Tue, 12 Aug 2003 01:49:30 +0000
parents 8a908bbad1ef
children ab7760caf6ff 27917dce3814
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1 #
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2 # Copyright (c) 2001 Bizar Software Pty Ltd (http://www.bizarsoftware.com.au/)
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3 # This module is free software, and you may redistribute it and/or modify
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4 # under the same terms as Python, so long as this copyright message and
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5 # disclaimer are retained in their original form.
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6 #
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7 # IN NO EVENT SHALL BIZAR SOFTWARE PTY LTD BE LIABLE TO ANY PARTY FOR
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8 # DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING
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9 # OUT OF THE USE OF THIS CODE, EVEN IF THE AUTHOR HAS BEEN ADVISED OF THE
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10 # POSSIBILITY OF SUCH DAMAGE.
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11 #
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12 # BIZAR SOFTWARE PTY LTD SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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13 # BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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14 # FOR A PARTICULAR PURPOSE. THE CODE PROVIDED HEREUNDER IS ON AN "AS IS"
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15 # BASIS, AND THERE IS NO OBLIGATION WHATSOEVER TO PROVIDE MAINTENANCE,
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16 # SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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17 #
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7df9d46b8140 sort multilinks a little better for grouping [SF#772935]
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18 #$Id: back_anydbm.py,v 1.122 2003-08-12 01:49:30 richard Exp $
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19 '''
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20 This module defines a backend that saves the hyperdatabase in a database
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21 chosen by anydbm. It is guaranteed to always be available in python
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22 versions >2.1.1 (the dumbdbm fallback in 2.1.1 and earlier has several
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23 serious bugs, and is not available)
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24 '''
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25
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26 import whichdb, anydbm, os, marshal, re, weakref, string, copy
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27 from roundup import hyperdb, date, password, roundupdb, security
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28 from blobfiles import FileStorage
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29 from sessions import Sessions, OneTimeKeys
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30 from roundup.indexer import Indexer
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31 from roundup.backends import locking
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32 from roundup.hyperdb import String, Password, Date, Interval, Link, \
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33 Multilink, DatabaseError, Boolean, Number, Node
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34 from roundup.date import Range
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36 #
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37 # Now the database
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38 #
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39 class Database(FileStorage, hyperdb.Database, roundupdb.Database):
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40 '''A database for storing records containing flexible data types.
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41
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42 Transaction stuff TODO:
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43 . check the timestamp of the class file and nuke the cache if it's
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44 modified. Do some sort of conflict checking on the dirty stuff.
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45 . perhaps detect write collisions (related to above)?
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46
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47 '''
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48 def __init__(self, config, journaltag=None):
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49 '''Open a hyperdatabase given a specifier to some storage.
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50
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51 The 'storagelocator' is obtained from config.DATABASE.
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52 The meaning of 'storagelocator' depends on the particular
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53 implementation of the hyperdatabase. It could be a file name,
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54 a directory path, a socket descriptor for a connection to a
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55 database over the network, etc.
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56
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57 The 'journaltag' is a token that will be attached to the journal
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58 entries for any edits done on the database. If 'journaltag' is
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59 None, the database is opened in read-only mode: the Class.create(),
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60 Class.set(), Class.retire(), and Class.restore() methods are
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61 disabled.
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62 '''
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63 self.config, self.journaltag = config, journaltag
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64 self.dir = config.DATABASE
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65 self.classes = {}
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66 self.cache = {} # cache of nodes loaded or created
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67 self.dirtynodes = {} # keep track of the dirty nodes by class
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68 self.newnodes = {} # keep track of the new nodes by class
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69 self.destroyednodes = {}# keep track of the destroyed nodes by class
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70 self.transactions = []
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71 self.indexer = Indexer(self.dir)
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72 self.sessions = Sessions(self.config)
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73 self.otks = OneTimeKeys(self.config)
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74 self.security = security.Security(self)
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75 # ensure files are group readable and writable
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76 os.umask(0002)
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77
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78 # lock it
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79 lockfilenm = os.path.join(self.dir, 'lock')
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80 self.lockfile = locking.acquire_lock(lockfilenm)
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81 self.lockfile.write(str(os.getpid()))
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82 self.lockfile.flush()
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83
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84 def post_init(self):
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85 ''' Called once the schema initialisation has finished.
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86 '''
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87 # reindex the db if necessary
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88 if self.indexer.should_reindex():
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89 self.reindex()
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90
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91 # figure the "curuserid"
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92 if self.journaltag is None:
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93 self.curuserid = None
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94 elif self.journaltag == 'admin':
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95 # admin user may not exist, but always has ID 1
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96 self.curuserid = '1'
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97 else:
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98 self.curuserid = self.user.lookup(self.journaltag)
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99
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100 def reindex(self):
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101 for klass in self.classes.values():
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102 for nodeid in klass.list():
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103 klass.index(nodeid)
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104 self.indexer.save_index()
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105
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106 def __repr__(self):
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107 return '<back_anydbm instance at %x>'%id(self)
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108
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109 #
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110 # Classes
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111 #
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112 def __getattr__(self, classname):
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113 '''A convenient way of calling self.getclass(classname).'''
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114 if self.classes.has_key(classname):
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115 if __debug__:
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116 print >>hyperdb.DEBUG, '__getattr__', (self, classname)
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117 return self.classes[classname]
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118 raise AttributeError, classname
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119
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120 def addclass(self, cl):
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121 if __debug__:
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122 print >>hyperdb.DEBUG, 'addclass', (self, cl)
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123 cn = cl.classname
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124 if self.classes.has_key(cn):
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125 raise ValueError, cn
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126 self.classes[cn] = cl
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127
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128 def getclasses(self):
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129 '''Return a list of the names of all existing classes.'''
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130 if __debug__:
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131 print >>hyperdb.DEBUG, 'getclasses', (self,)
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132 l = self.classes.keys()
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133 l.sort()
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134 return l
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135
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136 def getclass(self, classname):
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137 '''Get the Class object representing a particular class.
46
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138
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139 If 'classname' is not a valid class name, a KeyError is raised.
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140 '''
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141 if __debug__:
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142 print >>hyperdb.DEBUG, 'getclass', (self, classname)
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143 try:
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144 return self.classes[classname]
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145 except KeyError:
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146 raise KeyError, 'There is no class called "%s"'%classname
46
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147
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148 #
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149 # Class DBs
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150 #
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151 def clear(self):
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152 '''Delete all database contents
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153 '''
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154 if __debug__:
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155 print >>hyperdb.DEBUG, 'clear', (self,)
46
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156 for cn in self.classes.keys():
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157 for dummy in 'nodes', 'journals':
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158 path = os.path.join(self.dir, 'journals.%s'%cn)
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diff changeset
159 if os.path.exists(path):
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160 os.remove(path)
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161 elif os.path.exists(path+'.db'): # dbm appends .db
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162 os.remove(path+'.db')
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163
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164 def getclassdb(self, classname, mode='r'):
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165 ''' grab a connection to the class db that will be used for
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166 multiple actions
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167 '''
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168 if __debug__:
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169 print >>hyperdb.DEBUG, 'getclassdb', (self, classname, mode)
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170 return self.opendb('nodes.%s'%classname, mode)
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171
862
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172 def determine_db_type(self, path):
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173 ''' determine which DB wrote the class file
444
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174 '''
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175 db_type = ''
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diff changeset
176 if os.path.exists(path):
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177 db_type = whichdb.whichdb(path)
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178 if not db_type:
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179 raise DatabaseError, "Couldn't identify database type"
444
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180 elif os.path.exists(path+'.db'):
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181 # if the path ends in '.db', it's a dbm database, whether
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182 # anydbm says it's dbhash or not!
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diff changeset
183 db_type = 'dbm'
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184 return db_type
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185
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186 def opendb(self, name, mode):
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187 '''Low-level database opener that gets around anydbm/dbm
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188 eccentricities.
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189 '''
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190 if __debug__:
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191 print >>hyperdb.DEBUG, 'opendb', (self, name, mode)
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192
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193 # figure the class db type
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194 path = os.path.join(os.getcwd(), self.dir, name)
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diff changeset
195 db_type = self.determine_db_type(path)
443
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diff changeset
196
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197 # new database? let anydbm pick the best dbm
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diff changeset
198 if not db_type:
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199 if __debug__:
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diff changeset
200 print >>hyperdb.DEBUG, "opendb anydbm.open(%r, 'c')"%path
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diff changeset
201 return anydbm.open(path, 'c')
46
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202
443
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diff changeset
203 # open the database with the correct module
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diff changeset
204 try:
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diff changeset
205 dbm = __import__(db_type)
444
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diff changeset
206 except ImportError:
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207 raise DatabaseError, \
443
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diff changeset
208 "Couldn't open database - the required module '%s'"\
818
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209 " is not available"%db_type
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210 if __debug__:
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211 print >>hyperdb.DEBUG, "opendb %r.open(%r, %r)"%(db_type, path,
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diff changeset
212 mode)
443
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diff changeset
213 return dbm.open(path, mode)
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diff changeset
214
690
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215 #
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216 # Node IDs
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diff changeset
217 #
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218 def newid(self, classname):
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219 ''' Generate a new id for the given class
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220 '''
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221 # open the ids DB - create if if doesn't exist
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diff changeset
222 db = self.opendb('_ids', 'c')
690
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diff changeset
223 if db.has_key(classname):
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diff changeset
224 newid = db[classname] = str(int(db[classname]) + 1)
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diff changeset
225 else:
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diff changeset
226 # the count() bit is transitional - older dbs won't start at 1
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diff changeset
227 newid = str(self.getclass(classname).count()+1)
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diff changeset
228 db[classname] = newid
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diff changeset
229 db.close()
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diff changeset
230 return newid
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diff changeset
231
952
f615fbd02c18 full database export and import is done
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parents: 950
diff changeset
232 def setid(self, classname, setid):
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diff changeset
233 ''' Set the id counter: used during import of database
f615fbd02c18 full database export and import is done
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parents: 950
diff changeset
234 '''
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diff changeset
235 # open the ids DB - create if if doesn't exist
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diff changeset
236 db = self.opendb('_ids', 'c')
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diff changeset
237 db[classname] = str(setid)
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diff changeset
238 db.close()
f615fbd02c18 full database export and import is done
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parents: 950
diff changeset
239
48
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
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parents: 46
diff changeset
240 #
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
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parents: 46
diff changeset
241 # Nodes
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
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parents: 46
diff changeset
242 #
46
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parents:
diff changeset
243 def addnode(self, classname, nodeid, node):
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parents:
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244 ''' add the specified node to its class's db
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parents:
diff changeset
245 '''
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diff changeset
246 if __debug__:
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diff changeset
247 print >>hyperdb.DEBUG, 'addnode', (self, classname, nodeid, node)
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
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diff changeset
248
1176
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diff changeset
249 # we'll be supplied these props if we're doing an import
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diff changeset
250 if not node.has_key('creator'):
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diff changeset
251 # add in the "calculated" properties (dupe so we don't affect
bd3b57859c37 On second thought, that last checkin was dumb.
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parents: 1174
diff changeset
252 # calling code's node assumptions)
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parents: 1174
diff changeset
253 node = node.copy()
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parents: 1174
diff changeset
254 node['creator'] = self.curuserid
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parents: 1174
diff changeset
255 node['creation'] = node['activity'] = date.Date()
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
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parents: 1170
diff changeset
256
430
350685601f37 Database transactions.
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parents: 394
diff changeset
257 self.newnodes.setdefault(classname, {})[nodeid] = 1
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parents: 394
diff changeset
258 self.cache.setdefault(classname, {})[nodeid] = node
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parents: 394
diff changeset
259 self.savenode(classname, nodeid, node)
350685601f37 Database transactions.
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parents: 394
diff changeset
260
350685601f37 Database transactions.
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parents: 394
diff changeset
261 def setnode(self, classname, nodeid, node):
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parents: 394
diff changeset
262 ''' change the specified node
350685601f37 Database transactions.
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parents: 394
diff changeset
263 '''
719
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diff changeset
264 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
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diff changeset
265 print >>hyperdb.DEBUG, 'setnode', (self, classname, nodeid, node)
430
350685601f37 Database transactions.
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parents: 394
diff changeset
266 self.dirtynodes.setdefault(classname, {})[nodeid] = 1
676
bc46480e2a2b Fixed serialisation problem...
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parents: 650
diff changeset
267
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
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parents: 1170
diff changeset
268 # update the activity time (dupe so we don't affect
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
269 # calling code's node assumptions)
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Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
270 node = node.copy()
8e318dfaf479 Verify contents of tracker module when the tracker is opened
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parents: 1170
diff changeset
271 node['activity'] = date.Date()
8e318dfaf479 Verify contents of tracker module when the tracker is opened
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parents: 1170
diff changeset
272
430
350685601f37 Database transactions.
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parents: 394
diff changeset
273 # can't set without having already loaded the node
350685601f37 Database transactions.
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parents: 394
diff changeset
274 self.cache[classname][nodeid] = node
350685601f37 Database transactions.
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parents: 394
diff changeset
275 self.savenode(classname, nodeid, node)
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
276
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
277 def savenode(self, classname, nodeid, node):
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parents: 394
diff changeset
278 ''' perform the saving of data specified by the set/addnode
350685601f37 Database transactions.
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parents: 394
diff changeset
279 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
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diff changeset
280 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
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diff changeset
281 print >>hyperdb.DEBUG, 'savenode', (self, classname, nodeid, node)
891
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diff changeset
282 self.transactions.append((self.doSaveNode, (classname, nodeid, node)))
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
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parents:
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283
475
a1a44636bace Fix breakage caused by transaction changes.
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diff changeset
284 def getnode(self, classname, nodeid, db=None, cache=1):
460
9c895b44240a take a copy of the node dict...
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parents: 452
diff changeset
285 ''' get a node from the database
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
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parents:
diff changeset
286 '''
719
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diff changeset
287 if __debug__:
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diff changeset
288 print >>hyperdb.DEBUG, 'getnode', (self, classname, nodeid, db)
475
a1a44636bace Fix breakage caused by transaction changes.
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diff changeset
289 if cache:
a1a44636bace Fix breakage caused by transaction changes.
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parents: 464
diff changeset
290 # try the cache
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diff changeset
291 cache_dict = self.cache.setdefault(classname, {})
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diff changeset
292 if cache_dict.has_key(nodeid):
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diff changeset
293 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
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diff changeset
294 print >>hyperdb.TRACE, 'get %s %s cached'%(classname,
fed4c363a7f3 node caching now works, and gives a small boost in performance
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diff changeset
295 nodeid)
fed4c363a7f3 node caching now works, and gives a small boost in performance
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parents: 697
diff changeset
296 return cache_dict[nodeid]
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diff changeset
297
fed4c363a7f3 node caching now works, and gives a small boost in performance
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parents: 697
diff changeset
298 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
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parents: 697
diff changeset
299 print >>hyperdb.TRACE, 'get %s %s'%(classname, nodeid)
430
350685601f37 Database transactions.
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parents: 394
diff changeset
300
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
301 # get from the database and save in the cache
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
302 if db is None:
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
303 db = self.getclassdb(classname)
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
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parents:
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304 if not db.has_key(nodeid):
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6709b759b16a anydbm should return brand new items, even if cache is turned off
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parents: 1417
diff changeset
305 # try the cache - might be a brand-new node
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parents: 1417
diff changeset
306 cache_dict = self.cache.setdefault(classname, {})
6709b759b16a anydbm should return brand new items, even if cache is turned off
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parents: 1417
diff changeset
307 if cache_dict.has_key(nodeid):
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parents: 1417
diff changeset
308 if __debug__:
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parents: 1417
diff changeset
309 print >>hyperdb.TRACE, 'get %s %s cached'%(classname,
6709b759b16a anydbm should return brand new items, even if cache is turned off
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parents: 1417
diff changeset
310 nodeid)
6709b759b16a anydbm should return brand new items, even if cache is turned off
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
311 return cache_dict[nodeid]
475
a1a44636bace Fix breakage caused by transaction changes.
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diff changeset
312 raise IndexError, "no such %s %s"%(classname, nodeid)
676
bc46480e2a2b Fixed serialisation problem...
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parents: 650
diff changeset
313
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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314 # check the uncommitted, destroyed nodes
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diff changeset
315 if (self.destroyednodes.has_key(classname) and
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
316 self.destroyednodes[classname].has_key(nodeid)):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
317 raise IndexError, "no such %s %s"%(classname, nodeid)
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diff changeset
318
676
bc46480e2a2b Fixed serialisation problem...
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parents: 650
diff changeset
319 # decode
48
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
Richard Jones <richard@users.sourceforge.net>
parents: 46
diff changeset
320 res = marshal.loads(db[nodeid])
676
bc46480e2a2b Fixed serialisation problem...
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parents: 650
diff changeset
321
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
322 # reverse the serialisation
bc46480e2a2b Fixed serialisation problem...
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parents: 650
diff changeset
323 res = self.unserialise(classname, res)
bc46480e2a2b Fixed serialisation problem...
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diff changeset
324
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diff changeset
325 # store off in the cache dict
475
a1a44636bace Fix breakage caused by transaction changes.
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parents: 464
diff changeset
326 if cache:
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diff changeset
327 cache_dict[nodeid] = res
676
bc46480e2a2b Fixed serialisation problem...
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parents: 650
diff changeset
328
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
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parents:
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329 return res
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
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parents:
diff changeset
330
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
331 def destroynode(self, classname, nodeid):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
332 '''Remove a node from the database. Called exclusively by the
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
333 destroy() method on Class.
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
334 '''
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
335 if __debug__:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
336 print >>hyperdb.DEBUG, 'destroynode', (self, classname, nodeid)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
337
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
338 # remove from cache and newnodes if it's there
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
339 if (self.cache.has_key(classname) and
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
340 self.cache[classname].has_key(nodeid)):
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diff changeset
341 del self.cache[classname][nodeid]
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diff changeset
342 if (self.newnodes.has_key(classname) and
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
343 self.newnodes[classname].has_key(nodeid)):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
344 del self.newnodes[classname][nodeid]
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diff changeset
345
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
346 # see if there's any obvious commit actions that we should get rid of
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
347 for entry in self.transactions[:]:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
348 if entry[1][:2] == (classname, nodeid):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
349 self.transactions.remove(entry)
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diff changeset
350
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
351 # add to the destroyednodes map
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
352 self.destroyednodes.setdefault(classname, {})[nodeid] = 1
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
353
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
354 # add the destroy commit action
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
355 self.transactions.append((self.doDestroyNode, (classname, nodeid)))
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
356
858
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diff changeset
357 def serialise(self, classname, node):
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diff changeset
358 '''Copy the node contents, converting non-marshallable data into
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parents: 843
diff changeset
359 marshallable data.
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diff changeset
360 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
361 if __debug__:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
362 print >>hyperdb.DEBUG, 'serialise', classname, node
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
363 properties = self.getclass(classname).getprops()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
364 d = {}
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
365 for k, v in node.items():
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
366 # if the property doesn't exist, or is the "retired" flag then
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
367 # it won't be in the properties dict
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
368 if not properties.has_key(k):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
369 d[k] = v
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
370 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
371
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
372 # get the property spec
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
373 prop = properties[k]
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parents: 843
diff changeset
374
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209a47ede743 allow blank passwords again [SF#619714]
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parents: 1249
diff changeset
375 if isinstance(prop, Password) and v is not None:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
376 d[k] = str(v)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
377 elif isinstance(prop, Date) and v is not None:
964
832d1209aaa2 Preparing to turn back on link/unlink journal events.
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parents: 952
diff changeset
378 d[k] = v.serialise()
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
379 elif isinstance(prop, Interval) and v is not None:
964
832d1209aaa2 Preparing to turn back on link/unlink journal events.
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parents: 952
diff changeset
380 d[k] = v.serialise()
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
381 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
382 d[k] = v
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
383 return d
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
384
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
385 def unserialise(self, classname, node):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
386 '''Decode the marshalled node data
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
387 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
388 if __debug__:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
389 print >>hyperdb.DEBUG, 'unserialise', classname, node
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
390 properties = self.getclass(classname).getprops()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
391 d = {}
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
392 for k, v in node.items():
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
393 # if the property doesn't exist, or is the "retired" flag then
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
394 # it won't be in the properties dict
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
395 if not properties.has_key(k):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
396 d[k] = v
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
397 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
398
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
399 # get the property spec
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
400 prop = properties[k]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
401
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
402 if isinstance(prop, Date) and v is not None:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
403 d[k] = date.Date(v)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
404 elif isinstance(prop, Interval) and v is not None:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
405 d[k] = date.Interval(v)
1252
209a47ede743 allow blank passwords again [SF#619714]
Richard Jones <richard@users.sourceforge.net>
parents: 1249
diff changeset
406 elif isinstance(prop, Password) and v is not None:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
407 p = password.Password()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
408 p.unpack(v)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
409 d[k] = p
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
410 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
411 d[k] = v
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
412 return d
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
413
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
414 def hasnode(self, classname, nodeid, db=None):
460
9c895b44240a take a copy of the node dict...
Richard Jones <richard@users.sourceforge.net>
parents: 452
diff changeset
415 ''' determine if the database has a given node
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
416 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
417 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
418 print >>hyperdb.DEBUG, 'hasnode', (self, classname, nodeid, db)
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
419
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
420 # try the cache
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
421 cache = self.cache.setdefault(classname, {})
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
422 if cache.has_key(nodeid):
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
423 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
424 print >>hyperdb.TRACE, 'has %s %s cached'%(classname, nodeid)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
425 return 1
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
426 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
427 print >>hyperdb.TRACE, 'has %s %s'%(classname, nodeid)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
428
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
429 # not in the cache - check the database
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
430 if db is None:
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
431 db = self.getclassdb(classname)
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
432 res = db.has_key(nodeid)
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
433 return res
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
434
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
435 def countnodes(self, classname, db=None):
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
436 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
437 print >>hyperdb.DEBUG, 'countnodes', (self, classname, db)
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
438
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
439 count = 0
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
440
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
441 # include the uncommitted nodes
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
442 if self.newnodes.has_key(classname):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
443 count += len(self.newnodes[classname])
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
444 if self.destroyednodes.has_key(classname):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
445 count -= len(self.destroyednodes[classname])
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
446
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
447 # and count those in the DB
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
448 if db is None:
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
449 db = self.getclassdb(classname)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
450 count = count + len(db.keys())
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
451 return count
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
452
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
453
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
454 #
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
455 # Files - special node properties
646
07abfe8f0c01 use blobfiles in back_anydbm which is used in back_bsddb.
Engelbert Gruber <grubert@users.sourceforge.net>
parents: 624
diff changeset
456 # inherited from FileStorage
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
457
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
458 #
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
459 # Journal
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
460 #
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
461 def addjournal(self, classname, nodeid, action, params, creator=None,
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
462 creation=None):
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
463 ''' Journal the Action
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
464 'action' may be:
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
465
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
466 'create' or 'set' -- 'params' is a dictionary of property values
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
467 'link' or 'unlink' -- 'params' is (classname, nodeid, propname)
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
468 'retire' -- 'params' is None
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
469 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
470 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
471 print >>hyperdb.DEBUG, 'addjournal', (self, classname, nodeid,
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
472 action, params, creator, creation)
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
473 self.transactions.append((self.doSaveJournal, (classname, nodeid,
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
474 action, params, creator, creation)))
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
475
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
476 def getjournal(self, classname, nodeid):
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
477 ''' get the journal for id
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
478
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
479 Raise IndexError if the node doesn't exist (as per history()'s
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
480 API)
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
481 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
482 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
483 print >>hyperdb.DEBUG, 'getjournal', (self, classname, nodeid)
1567
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
484
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
485 # our journal result
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
486 res = []
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
487
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
488 # add any journal entries for transactions not committed to the
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
489 # database
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
490 for method, args in self.transactions:
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
491 if method != self.doSaveJournal:
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
492 continue
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
493 (cache_classname, cache_nodeid, cache_action, cache_params,
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
494 cache_creator, cache_creation) = args
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
495 if cache_classname == classname and cache_nodeid == nodeid:
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
496 if not cache_creator:
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
497 cache_creator = self.curuserid
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
498 if not cache_creation:
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
499 cache_creation = date.Date()
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
500 res.append((cache_nodeid, cache_creation, cache_creator,
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
501 cache_action, cache_params))
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
502
48
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
Richard Jones <richard@users.sourceforge.net>
parents: 46
diff changeset
503 # attempt to open the journal - in some rare cases, the journal may
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
Richard Jones <richard@users.sourceforge.net>
parents: 46
diff changeset
504 # not exist
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
Richard Jones <richard@users.sourceforge.net>
parents: 46
diff changeset
505 try:
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
506 db = self.opendb('journals.%s'%classname, 'r')
444
3fa2268041a8 Cor blimey this anydbm/whichdb stuff is yecchy.
Richard Jones <richard@users.sourceforge.net>
parents: 443
diff changeset
507 except anydbm.error, error:
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
508 if str(error) == "need 'c' or 'n' flag to open new db":
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
509 raise IndexError, 'no such %s %s'%(classname, nodeid)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
510 elif error.args[0] != 2:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
511 raise
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
512 raise IndexError, 'no such %s %s'%(classname, nodeid)
787
b6b0a92e0738 More informative error message
Richard Jones <richard@users.sourceforge.net>
parents: 778
diff changeset
513 try:
b6b0a92e0738 More informative error message
Richard Jones <richard@users.sourceforge.net>
parents: 778
diff changeset
514 journal = marshal.loads(db[nodeid])
b6b0a92e0738 More informative error message
Richard Jones <richard@users.sourceforge.net>
parents: 778
diff changeset
515 except KeyError:
843
01f9d02faea1 ...except of course it's nice to use valid Python syntax
Richard Jones <richard@users.sourceforge.net>
parents: 842
diff changeset
516 db.close()
1567
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
517 if res:
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
518 # we have some unsaved journal entries, be happy!
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
519 return res
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
520 raise IndexError, 'no such %s %s'%(classname, nodeid)
843
01f9d02faea1 ...except of course it's nice to use valid Python syntax
Richard Jones <richard@users.sourceforge.net>
parents: 842
diff changeset
521 db.close()
1567
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
522
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
523 # add all the saved journal entries for this node
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
524 for nodeid, date_stamp, user, action, params in journal:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
525 res.append((nodeid, date.Date(date_stamp), user, action, params))
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
526 return res
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
527
562
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
528 def pack(self, pack_before):
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
529 ''' Delete all journal entries except "create" before 'pack_before'.
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
530 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
531 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
532 print >>hyperdb.DEBUG, 'packjournal', (self, pack_before)
562
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
533
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
534 pack_before = pack_before.serialise()
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
535 for classname in self.getclasses():
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
536 # get the journal db
562
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
537 db_name = 'journals.%s'%classname
862
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
538 path = os.path.join(os.getcwd(), self.dir, classname)
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
539 db_type = self.determine_db_type(path)
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
540 db = self.opendb(db_name, 'w')
562
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
541
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
542 for key in db.keys():
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
543 # get the journal for this db entry
562
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
544 journal = marshal.loads(db[key])
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
545 l = []
567
9ca63f7332a7 last_set_entry was referenced before assignment
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 566
diff changeset
546 last_set_entry = None
562
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
547 for entry in journal:
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
548 # unpack the entry
562
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
549 (nodeid, date_stamp, self.journaltag, action,
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
550 params) = entry
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
551 # if the entry is after the pack date, _or_ the initial
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
552 # create entry, then it stays
562
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
553 if date_stamp > pack_before or action == 'create':
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
554 l.append(entry)
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
555 db[key] = marshal.dumps(l)
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
556 if db_type == 'gdbm':
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
557 db.reorganize()
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
558 db.close()
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
559
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
560
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
561 #
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
562 # Basic transaction support
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
563 #
252
76c6994aa4e8 CGI interfaces now spit up a top-level index of all instances they can serve.
Richard Jones <richard@users.sourceforge.net>
parents: 224
diff changeset
564 def commit(self):
76c6994aa4e8 CGI interfaces now spit up a top-level index of all instances they can serve.
Richard Jones <richard@users.sourceforge.net>
parents: 224
diff changeset
565 ''' Commit the current transactions.
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
566 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
567 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
568 print >>hyperdb.DEBUG, 'commit', (self,)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
569
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
570 # keep a handle to all the database files opened
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
571 self.databases = {}
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
572
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
573 # now, do all the transactions
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
574 reindex = {}
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
575 for method, args in self.transactions:
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
576 reindex[method(*args)] = 1
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
577
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
578 # now close all the database files
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
579 for db in self.databases.values():
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
580 db.close()
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
581 del self.databases
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
582
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
583 # reindex the nodes that request it
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
584 for classname, nodeid in filter(None, reindex.keys()):
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
585 print >>hyperdb.DEBUG, 'commit.reindex', (classname, nodeid)
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
586 self.getclass(classname).index(nodeid)
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
587
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
588 # save the indexer state
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
589 self.indexer.save_index()
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
590
1181
49aebf5a8691 some speedups, some fixes to the benchmarking
Richard Jones <richard@users.sourceforge.net>
parents: 1176
diff changeset
591 self.clearCache()
49aebf5a8691 some speedups, some fixes to the benchmarking
Richard Jones <richard@users.sourceforge.net>
parents: 1176
diff changeset
592
49aebf5a8691 some speedups, some fixes to the benchmarking
Richard Jones <richard@users.sourceforge.net>
parents: 1176
diff changeset
593 def clearCache(self):
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
594 # all transactions committed, back to normal
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
595 self.cache = {}
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
596 self.dirtynodes = {}
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
597 self.newnodes = {}
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
598 self.destroyednodes = {}
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
599 self.transactions = []
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
600
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
601 def getCachedClassDB(self, classname):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
602 ''' get the class db, looking in our cache of databases for commit
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
603 '''
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
604 # get the database handle
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
605 db_name = 'nodes.%s'%classname
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
606 if not self.databases.has_key(db_name):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
607 self.databases[db_name] = self.getclassdb(classname, 'c')
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
608 return self.databases[db_name]
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
609
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
610 def doSaveNode(self, classname, nodeid, node):
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
611 if __debug__:
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
612 print >>hyperdb.DEBUG, 'doSaveNode', (self, classname, nodeid,
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
613 node)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
614
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
615 db = self.getCachedClassDB(classname)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
616
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
617 # now save the marshalled data
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
618 db[nodeid] = marshal.dumps(self.serialise(classname, node))
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
619
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
620 # return the classname, nodeid so we reindex this content
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
621 return (classname, nodeid)
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
622
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
623 def getCachedJournalDB(self, classname):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
624 ''' get the journal db, looking in our cache of databases for commit
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
625 '''
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
626 # get the database handle
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
627 db_name = 'journals.%s'%classname
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
628 if not self.databases.has_key(db_name):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
629 self.databases[db_name] = self.opendb(db_name, 'c')
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
630 return self.databases[db_name]
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
631
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
632 def doSaveJournal(self, classname, nodeid, action, params, creator,
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
633 creation):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
634 # serialise the parameters now if necessary
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
635 if isinstance(params, type({})):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
636 if action in ('set', 'create'):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
637 params = self.serialise(classname, params)
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
638
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
639 # handle supply of the special journalling parameters (usually
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
640 # supplied on importing an existing database)
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
641 if creator:
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
642 journaltag = creator
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
643 else:
1176
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
644 journaltag = self.curuserid
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
645 if creation:
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
646 journaldate = creation.serialise()
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
647 else:
964
832d1209aaa2 Preparing to turn back on link/unlink journal events.
Richard Jones <richard@users.sourceforge.net>
parents: 952
diff changeset
648 journaldate = date.Date().serialise()
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
649
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
650 # create the journal entry
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
651 entry = (nodeid, journaldate, journaltag, action, params)
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
652
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
653 if __debug__:
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
654 print >>hyperdb.DEBUG, 'doSaveJournal', entry
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
655
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
656 db = self.getCachedJournalDB(classname)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
657
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
658 # now insert the journal entry
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
659 if db.has_key(nodeid):
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
660 # append to existing
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
661 s = db[nodeid]
650
9b2575610953 Ran it through pychecker, made fixes
Richard Jones <richard@users.sourceforge.net>
parents: 646
diff changeset
662 l = marshal.loads(s)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
663 l.append(entry)
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
664 else:
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
665 l = [entry]
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
666
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
667 db[nodeid] = marshal.dumps(l)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
668
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
669 def doDestroyNode(self, classname, nodeid):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
670 if __debug__:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
671 print >>hyperdb.DEBUG, 'doDestroyNode', (self, classname, nodeid)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
672
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
673 # delete from the class database
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
674 db = self.getCachedClassDB(classname)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
675 if db.has_key(nodeid):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
676 del db[nodeid]
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
677
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
678 # delete from the database
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
679 db = self.getCachedJournalDB(classname)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
680 if db.has_key(nodeid):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
681 del db[nodeid]
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
682
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
683 # return the classname, nodeid so we reindex this content
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
684 return (classname, nodeid)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
685
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
686 def rollback(self):
252
76c6994aa4e8 CGI interfaces now spit up a top-level index of all instances they can serve.
Richard Jones <richard@users.sourceforge.net>
parents: 224
diff changeset
687 ''' Reverse all actions from the current transaction.
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
688 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
689 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
690 print >>hyperdb.DEBUG, 'rollback', (self, )
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
691 for method, args in self.transactions:
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
692 # delete temporary files
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
693 if method == self.doStoreFile:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
694 self.rollbackStoreFile(*args)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
695 self.cache = {}
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
696 self.dirtynodes = {}
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
697 self.newnodes = {}
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
698 self.destroyednodes = {}
252
76c6994aa4e8 CGI interfaces now spit up a top-level index of all instances they can serve.
Richard Jones <richard@users.sourceforge.net>
parents: 224
diff changeset
699 self.transactions = []
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
700
1131
92e92ae58494 add close() methods where they are missing!
Richard Jones <richard@users.sourceforge.net>
parents: 1127
diff changeset
701 def close(self):
92e92ae58494 add close() methods where they are missing!
Richard Jones <richard@users.sourceforge.net>
parents: 1127
diff changeset
702 ''' Nothing to do
92e92ae58494 add close() methods where they are missing!
Richard Jones <richard@users.sourceforge.net>
parents: 1127
diff changeset
703 '''
1333
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
704 if self.lockfile is not None:
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
705 locking.release_lock(self.lockfile)
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
706 if self.lockfile is not None:
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
707 self.lockfile.close()
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
708 self.lockfile = None
1131
92e92ae58494 add close() methods where they are missing!
Richard Jones <richard@users.sourceforge.net>
parents: 1127
diff changeset
709
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
710 _marker = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
711 class Class(hyperdb.Class):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
712 '''The handle to a particular class of nodes in a hyperdatabase.'''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
713
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
714 def __init__(self, db, classname, **properties):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
715 '''Create a new class with a given name and property specification.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
716
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
717 'classname' must not collide with the name of an existing class,
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
718 or a ValueError is raised. The keyword arguments in 'properties'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
719 must map names to property objects, or a TypeError is raised.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
720 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
721 if (properties.has_key('creation') or properties.has_key('activity')
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
722 or properties.has_key('creator')):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
723 raise ValueError, '"creation", "activity" and "creator" are '\
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
724 'reserved'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
725
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
726 self.classname = classname
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
727 self.properties = properties
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
728 self.db = weakref.proxy(db) # use a weak ref to avoid circularity
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
729 self.key = ''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
730
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
731 # should we journal changes (default yes)
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
732 self.do_journal = 1
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
733
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
734 # do the db-related init stuff
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
735 db.addclass(self)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
736
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
737 self.auditors = {'create': [], 'set': [], 'retire': [], 'restore': []}
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
738 self.reactors = {'create': [], 'set': [], 'retire': [], 'restore': []}
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
739
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
740 def enableJournalling(self):
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
741 '''Turn journalling on for this class
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
742 '''
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
743 self.do_journal = 1
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
744
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
745 def disableJournalling(self):
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
746 '''Turn journalling off for this class
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
747 '''
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
748 self.do_journal = 0
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
749
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
750 # Editing nodes:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
751
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
752 def create(self, **propvalues):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
753 '''Create a new node of this class and return its id.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
754
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
755 The keyword arguments in 'propvalues' map property names to values.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
756
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
757 The values of arguments must be acceptable for the types of their
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
758 corresponding properties or a TypeError is raised.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
759
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
760 If this class has a key property, it must be present and its value
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
761 must not collide with other key strings or a ValueError is raised.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
762
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
763 Any other properties on this class that are missing from the
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
764 'propvalues' dictionary are set to None.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
765
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
766 If an id in a link or multilink property does not refer to a valid
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
767 node, an IndexError is raised.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
768
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
769 These operations trigger detectors and can be vetoed. Attempts
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
770 to modify the "creation" or "activity" properties cause a KeyError.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
771 '''
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
772 self.fireAuditors('create', None, propvalues)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
773 newid = self.create_inner(**propvalues)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
774 self.fireReactors('create', newid, None)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
775 return newid
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
776
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
777 def create_inner(self, **propvalues):
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
778 ''' Called by create, in-between the audit and react calls.
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
779 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
780 if propvalues.has_key('id'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
781 raise KeyError, '"id" is reserved'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
782
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
783 if self.db.journaltag is None:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
784 raise DatabaseError, 'Database open read-only'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
785
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
786 if propvalues.has_key('creation') or propvalues.has_key('activity'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
787 raise KeyError, '"creation" and "activity" are reserved'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
788 # new node's id
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
789 newid = self.db.newid(self.classname)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
790
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
791 # validate propvalues
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
792 num_re = re.compile('^\d+$')
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
793 for key, value in propvalues.items():
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
794 if key == self.key:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
795 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
796 self.lookup(value)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
797 except KeyError:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
798 pass
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
799 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
800 raise ValueError, 'node with key "%s" exists'%value
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
801
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
802 # try to handle this property
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
803 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
804 prop = self.properties[key]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
805 except KeyError:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
806 raise KeyError, '"%s" has no property "%s"'%(self.classname,
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
807 key)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
808
950
cb821cc1c00b handle "unset" initial Link values (!)
Richard Jones <richard@users.sourceforge.net>
parents: 940
diff changeset
809 if value is not None and isinstance(prop, Link):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
810 if type(value) != type(''):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
811 raise ValueError, 'link value must be String'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
812 link_class = self.properties[key].classname
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
813 # if it isn't a number, it's a key
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
814 if not num_re.match(value):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
815 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
816 value = self.db.classes[link_class].lookup(value)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
817 except (TypeError, KeyError):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
818 raise IndexError, 'new property "%s": %s not a %s'%(
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
819 key, value, link_class)
902
b0d3d3535998 Bugger it. Here's the current shape of the new security implementation.
Richard Jones <richard@users.sourceforge.net>
parents: 891
diff changeset
820 elif not self.db.getclass(link_class).hasnode(value):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
821 raise IndexError, '%s has no node %s'%(link_class, value)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
822
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
823 # save off the value
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
824 propvalues[key] = value
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
825
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
826 # register the link with the newly linked node
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
827 if self.do_journal and self.properties[key].do_journal:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
828 self.db.addjournal(link_class, value, 'link',
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
829 (self.classname, newid, key))
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
830
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
831 elif isinstance(prop, Multilink):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
832 if type(value) != type([]):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
833 raise TypeError, 'new property "%s" not a list of ids'%key
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
834
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
835 # clean up and validate the list of links
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
836 link_class = self.properties[key].classname
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
837 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
838 for entry in value:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
839 if type(entry) != type(''):
1049
Richard Jones <richard@users.sourceforge.net>
parents: 1045
diff changeset
840 raise ValueError, '"%s" multilink value (%r) '\
1045
0564eb2f4bda better error message
Richard Jones <richard@users.sourceforge.net>
parents: 1038
diff changeset
841 'must contain Strings'%(key, value)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
842 # if it isn't a number, it's a key
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
843 if not num_re.match(entry):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
844 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
845 entry = self.db.classes[link_class].lookup(entry)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
846 except (TypeError, KeyError):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
847 raise IndexError, 'new property "%s": %s not a %s'%(
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
848 key, entry, self.properties[key].classname)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
849 l.append(entry)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
850 value = l
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
851 propvalues[key] = value
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
852
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
853 # handle additions
902
b0d3d3535998 Bugger it. Here's the current shape of the new security implementation.
Richard Jones <richard@users.sourceforge.net>
parents: 891
diff changeset
854 for nodeid in value:
b0d3d3535998 Bugger it. Here's the current shape of the new security implementation.
Richard Jones <richard@users.sourceforge.net>
parents: 891
diff changeset
855 if not self.db.getclass(link_class).hasnode(nodeid):
b0d3d3535998 Bugger it. Here's the current shape of the new security implementation.
Richard Jones <richard@users.sourceforge.net>
parents: 891
diff changeset
856 raise IndexError, '%s has no node %s'%(link_class,
b0d3d3535998 Bugger it. Here's the current shape of the new security implementation.
Richard Jones <richard@users.sourceforge.net>
parents: 891
diff changeset
857 nodeid)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
858 # register the link with the newly linked node
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
859 if self.do_journal and self.properties[key].do_journal:
902
b0d3d3535998 Bugger it. Here's the current shape of the new security implementation.
Richard Jones <richard@users.sourceforge.net>
parents: 891
diff changeset
860 self.db.addjournal(link_class, nodeid, 'link',
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
861 (self.classname, newid, key))
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
862
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
863 elif isinstance(prop, String):
1383
f19dde90e473 applied unicode patch
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1351
diff changeset
864 if type(value) != type('') and type(value) != type(u''):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
865 raise TypeError, 'new property "%s" not a string'%key
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
866
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
867 elif isinstance(prop, Password):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
868 if not isinstance(value, password.Password):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
869 raise TypeError, 'new property "%s" not a Password'%key
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
870
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
871 elif isinstance(prop, Date):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
872 if value is not None and not isinstance(value, date.Date):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
873 raise TypeError, 'new property "%s" not a Date'%key
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
874
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
875 elif isinstance(prop, Interval):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
876 if value is not None and not isinstance(value, date.Interval):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
877 raise TypeError, 'new property "%s" not an Interval'%key
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
878
887
e7169d6e6e45 added tests for number type too
Richard Jones <richard@users.sourceforge.net>
parents: 886
diff changeset
879 elif value is not None and isinstance(prop, Number):
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
880 try:
890
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
881 float(value)
887
e7169d6e6e45 added tests for number type too
Richard Jones <richard@users.sourceforge.net>
parents: 886
diff changeset
882 except ValueError:
890
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
883 raise TypeError, 'new property "%s" not numeric'%key
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
884
887
e7169d6e6e45 added tests for number type too
Richard Jones <richard@users.sourceforge.net>
parents: 886
diff changeset
885 elif value is not None and isinstance(prop, Boolean):
890
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
886 try:
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
887 int(value)
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
888 except ValueError:
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
889 raise TypeError, 'new property "%s" not boolean'%key
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
890
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
891 # make sure there's data where there needs to be
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
892 for key, prop in self.properties.items():
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
893 if propvalues.has_key(key):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
894 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
895 if key == self.key:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
896 raise ValueError, 'key property "%s" is required'%key
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
897 if isinstance(prop, Multilink):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
898 propvalues[key] = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
899 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
900 propvalues[key] = None
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
901
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
902 # done
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
903 self.db.addnode(self.classname, newid, propvalues)
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
904 if self.do_journal:
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
905 self.db.addjournal(self.classname, newid, 'create', {})
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
906
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
907 return newid
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
908
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
909 def export_list(self, propnames, nodeid):
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
910 ''' Export a node - generate a list of CSV-able data in the order
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
911 specified by propnames for the given node.
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
912 '''
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
913 properties = self.getprops()
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
914 l = []
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
915 for prop in propnames:
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
916 proptype = properties[prop]
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
917 value = self.get(nodeid, prop)
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
918 # "marshal" data where needed
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
919 if value is None:
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
920 pass
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
921 elif isinstance(proptype, hyperdb.Date):
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
922 value = value.get_tuple()
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
923 elif isinstance(proptype, hyperdb.Interval):
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
924 value = value.get_tuple()
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
925 elif isinstance(proptype, hyperdb.Password):
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
926 value = str(value)
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
927 l.append(repr(value))
1476
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
928
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
929 # append retired flag
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
930 l.append(self.is_retired(nodeid))
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
931
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
932 return l
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
933
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
934 def import_list(self, propnames, proplist):
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
935 ''' Import a node - all information including "id" is present and
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
936 should not be sanity checked. Triggers are not triggered. The
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
937 journal should be initialised using the "creator" and "created"
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
938 information.
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
939
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
940 Return the nodeid of the node imported.
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
941 '''
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
942 if self.db.journaltag is None:
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
943 raise DatabaseError, 'Database open read-only'
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
944 properties = self.getprops()
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
945
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
946 # make the new node's property map
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
947 d = {}
1496
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
948 newid = None
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
949 for i in range(len(propnames)):
1496
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
950 # Figure the property for this column
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
951 propname = propnames[i]
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
952
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
953 # Use eval to reverse the repr() used to output the CSV
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
954 value = eval(proplist[i])
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
955
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
956 # "unmarshal" where necessary
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
957 if propname == 'id':
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
958 newid = value
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
959 continue
1496
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
960 elif propname == 'is retired':
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
961 # is the item retired?
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
962 if int(value):
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
963 d[self.db.RETIRED_FLAG] = 1
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
964 continue
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
965 elif value is None:
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
966 # don't set Nones
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
967 continue
1496
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
968
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
969 prop = properties[propname]
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
970 if isinstance(prop, hyperdb.Date):
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
971 value = date.Date(value)
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
972 elif isinstance(prop, hyperdb.Interval):
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
973 value = date.Interval(value)
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
974 elif isinstance(prop, hyperdb.Password):
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
975 pwd = password.Password()
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
976 pwd.unpack(value)
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
977 value = pwd
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
978 d[propname] = value
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
979
1496
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
980 # get a new id if necessary
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
981 if newid is None:
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
982 newid = self.db.newid(self.classname)
1476
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
983
1176
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
984 # add the node and journal
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
985 self.db.addnode(self.classname, newid, d)
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
986
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
987 # extract the journalling stuff and nuke it
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
988 if d.has_key('creator'):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
989 creator = d['creator']
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
990 del d['creator']
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
991 else:
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
992 creator = None
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
993 if d.has_key('creation'):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
994 creation = d['creation']
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
995 del d['creation']
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
996 else:
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
997 creation = None
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
998 if d.has_key('activity'):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
999 del d['activity']
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
1000 self.db.addjournal(self.classname, newid, 'create', {}, creator,
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
1001 creation)
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
1002 return newid
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
1003
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1004 def get(self, nodeid, propname, default=_marker, cache=1):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1005 '''Get the value of a property on an existing node of this class.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1006
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1007 'nodeid' must be the id of an existing node of this class or an
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1008 IndexError is raised. 'propname' must be the name of a property
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1009 of this class or a KeyError is raised.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1010
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1011 'cache' indicates whether the transaction cache should be queried
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1012 for the node. If the node has been modified and you need to
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1013 determine what its values prior to modification are, you need to
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1014 set cache=0.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1015
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1016 Attempts to get the "creation" or "activity" properties should
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1017 do the right thing.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1018 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1019 if propname == 'id':
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1020 return nodeid
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1021
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1022 # get the node's dict
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1023 d = self.db.getnode(self.classname, nodeid, cache=cache)
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1024
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1025 # check for one of the special props
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1026 if propname == 'creation':
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1027 if d.has_key('creation'):
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1028 return d['creation']
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1029 if not self.do_journal:
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1030 raise ValueError, 'Journalling is disabled for this class'
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1031 journal = self.db.getjournal(self.classname, nodeid)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1032 if journal:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1033 return self.db.getjournal(self.classname, nodeid)[0][1]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1034 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1035 # on the strange chance that there's no journal
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1036 return date.Date()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1037 if propname == 'activity':
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1038 if d.has_key('activity'):
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1039 return d['activity']
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1040 if not self.do_journal:
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1041 raise ValueError, 'Journalling is disabled for this class'
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1042 journal = self.db.getjournal(self.classname, nodeid)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1043 if journal:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1044 return self.db.getjournal(self.classname, nodeid)[-1][1]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1045 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1046 # on the strange chance that there's no journal
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1047 return date.Date()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1048 if propname == 'creator':
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1049 if d.has_key('creator'):
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1050 return d['creator']
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1051 if not self.do_journal:
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1052 raise ValueError, 'Journalling is disabled for this class'
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1053 journal = self.db.getjournal(self.classname, nodeid)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1054 if journal:
1176
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1055 num_re = re.compile('^\d+$')
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1056 value = self.db.getjournal(self.classname, nodeid)[0][2]
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1057 if num_re.match(value):
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1058 return value
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1059 else:
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1060 # old-style "username" journal tag
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1061 try:
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1062 return self.db.user.lookup(value)
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1063 except KeyError:
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1064 # user's been retired, return admin
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1065 return '1'
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1066 else:
1176
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1067 return self.db.curuserid
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1068
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1069 # get the property (raises KeyErorr if invalid)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1070 prop = self.properties[propname]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1071
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1072 if not d.has_key(propname):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1073 if default is _marker:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1074 if isinstance(prop, Multilink):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1075 return []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1076 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1077 return None
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1078 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1079 return default
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1080
1014
8816534e6a1a Fixed nasty bug that was preventing changes to multilinks going through.
Richard Jones <richard@users.sourceforge.net>
parents: 1002
diff changeset
1081 # return a dupe of the list so code doesn't get confused
8816534e6a1a Fixed nasty bug that was preventing changes to multilinks going through.
Richard Jones <richard@users.sourceforge.net>
parents: 1002
diff changeset
1082 if isinstance(prop, Multilink):
8816534e6a1a Fixed nasty bug that was preventing changes to multilinks going through.
Richard Jones <richard@users.sourceforge.net>
parents: 1002
diff changeset
1083 return d[propname][:]
8816534e6a1a Fixed nasty bug that was preventing changes to multilinks going through.
Richard Jones <richard@users.sourceforge.net>
parents: 1002
diff changeset
1084
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1085 return d[propname]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1086
1103
db787cef1385 handled some XXXs
Richard Jones <richard@users.sourceforge.net>
parents: 1099
diff changeset
1087 # not in spec
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1088 def getnode(self, nodeid, cache=1):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1089 ''' Return a convenience wrapper for the node.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1090
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1091 'nodeid' must be the id of an existing node of this class or an
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1092 IndexError is raised.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1093
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1094 'cache' indicates whether the transaction cache should be queried
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1095 for the node. If the node has been modified and you need to
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1096 determine what its values prior to modification are, you need to
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1097 set cache=0.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1098 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1099 return Node(self, nodeid, cache=cache)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1100
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1101 def set(self, nodeid, **propvalues):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1102 '''Modify a property on an existing node of this class.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1103
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1104 'nodeid' must be the id of an existing node of this class or an
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1105 IndexError is raised.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1106
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1107 Each key in 'propvalues' must be the name of a property of this
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1108 class or a KeyError is raised.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1109
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1110 All values in 'propvalues' must be acceptable types for their
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1111 corresponding properties or a TypeError is raised.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1112
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1113 If the value of the key property is set, it must not collide with
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1114 other key strings or a ValueError is raised.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1115
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1116 If the value of a Link or Multilink property contains an invalid
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1117 node id, a ValueError is raised.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1118
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1119 These operations trigger detectors and can be vetoed. Attempts
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1120 to modify the "creation" or "activity" properties cause a KeyError.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1121 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1122 if not propvalues:
930
3c344e942055 Use same regex to split search terms as used to index text.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 927
diff changeset
1123 return propvalues
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1124
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1125 if propvalues.has_key('creation') or propvalues.has_key('activity'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1126 raise KeyError, '"creation" and "activity" are reserved'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1127
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1128 if propvalues.has_key('id'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1129 raise KeyError, '"id" is reserved'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1130
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1131 if self.db.journaltag is None:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1132 raise DatabaseError, 'Database open read-only'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1133
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1134 self.fireAuditors('set', nodeid, propvalues)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1135 # Take a copy of the node dict so that the subsequent set
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1136 # operation doesn't modify the oldvalues structure.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1137 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1138 # try not using the cache initially
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1139 oldvalues = copy.deepcopy(self.db.getnode(self.classname, nodeid,
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1140 cache=0))
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1141 except IndexError:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1142 # this will be needed if somone does a create() and set()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1143 # with no intervening commit()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1144 oldvalues = copy.deepcopy(self.db.getnode(self.classname, nodeid))
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1145
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1146 node = self.db.getnode(self.classname, nodeid)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1147 if node.has_key(self.db.RETIRED_FLAG):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1148 raise IndexError
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1149 num_re = re.compile('^\d+$')
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1150
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1151 # if the journal value is to be different, store it in here
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1152 journalvalues = {}
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1153
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1154 for propname, value in propvalues.items():
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1155 # check to make sure we're not duplicating an existing key
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1156 if propname == self.key and node[propname] != value:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1157 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1158 self.lookup(value)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1159 except KeyError:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1160 pass
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1161 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1162 raise ValueError, 'node with key "%s" exists'%value
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1163
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1164 # this will raise the KeyError if the property isn't valid
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1165 # ... we don't use getprops() here because we only care about
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1166 # the writeable properties.
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1167 try:
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1168 prop = self.properties[propname]
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1169 except KeyError:
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1170 raise KeyError, '"%s" has no property named "%s"'%(
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1171 self.classname, propname)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1172
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1173 # if the value's the same as the existing value, no sense in
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1174 # doing anything
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
1175 current = node.get(propname, None)
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
1176 if value == current:
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1177 del propvalues[propname]
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1178 continue
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
1179 journalvalues[propname] = current
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1180
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1181 # do stuff based on the prop type
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1182 if isinstance(prop, Link):
927
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1183 link_class = prop.classname
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1184 # if it isn't a number, it's a key
927
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1185 if value is not None and not isinstance(value, type('')):
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1186 raise ValueError, 'property "%s" link value be a string'%(
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1187 propname)
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1188 if isinstance(value, type('')) and not num_re.match(value):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1189 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1190 value = self.db.classes[link_class].lookup(value)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1191 except (TypeError, KeyError):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1192 raise IndexError, 'new property "%s": %s not a %s'%(
927
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1193 propname, value, prop.classname)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1194
927
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1195 if (value is not None and
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1196 not self.db.getclass(link_class).hasnode(value)):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1197 raise IndexError, '%s has no node %s'%(link_class, value)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1198
927
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1199 if self.do_journal and prop.do_journal:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1200 # register the unlink with the old linked node
1246
46515c0d115e merge from maint-0-5
Richard Jones <richard@users.sourceforge.net>
parents: 1222
diff changeset
1201 if node.has_key(propname) and node[propname] is not None:
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1202 self.db.addjournal(link_class, node[propname], 'unlink',
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1203 (self.classname, nodeid, propname))
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1204
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1205 # register the link with the newly linked node
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1206 if value is not None:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1207 self.db.addjournal(link_class, value, 'link',
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1208 (self.classname, nodeid, propname))
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1209
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1210 elif isinstance(prop, Multilink):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1211 if type(value) != type([]):
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1212 raise TypeError, 'new property "%s" not a list of'\
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1213 ' ids'%propname
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1214 link_class = self.properties[propname].classname
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1215 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1216 for entry in value:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1217 # if it isn't a number, it's a key
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1218 if type(entry) != type(''):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1219 raise ValueError, 'new property "%s" link value ' \
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1220 'must be a string'%propname
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1221 if not num_re.match(entry):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1222 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1223 entry = self.db.classes[link_class].lookup(entry)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1224 except (TypeError, KeyError):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1225 raise IndexError, 'new property "%s": %s not a %s'%(
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1226 propname, entry,
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1227 self.properties[propname].classname)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1228 l.append(entry)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1229 value = l
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1230 propvalues[propname] = value
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1231
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1232 # figure the journal entry for this property
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1233 add = []
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1234 remove = []
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1235
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1236 # handle removals
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1237 if node.has_key(propname):
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1238 l = node[propname]
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1239 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1240 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1241 for id in l[:]:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1242 if id in value:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1243 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1244 # register the unlink with the old linked node
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1245 if self.do_journal and self.properties[propname].do_journal:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1246 self.db.addjournal(link_class, id, 'unlink',
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1247 (self.classname, nodeid, propname))
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1248 l.remove(id)
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1249 remove.append(id)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1250
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1251 # handle additions
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1252 for id in value:
902
b0d3d3535998 Bugger it. Here's the current shape of the new security implementation.
Richard Jones <richard@users.sourceforge.net>
parents: 891
diff changeset
1253 if not self.db.getclass(link_class).hasnode(id):
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1254 raise IndexError, '%s has no node %s'%(link_class, id)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1255 if id in l:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1256 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1257 # register the link with the newly linked node
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1258 if self.do_journal and self.properties[propname].do_journal:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1259 self.db.addjournal(link_class, id, 'link',
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1260 (self.classname, nodeid, propname))
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1261 l.append(id)
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1262 add.append(id)
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1263
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1264 # figure the journal entry
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1265 l = []
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1266 if add:
967
dd35bab19dd9 use more robust date stamp comparisons in pack(), make journal smaller too
Richard Jones <richard@users.sourceforge.net>
parents: 964
diff changeset
1267 l.append(('+', add))
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1268 if remove:
967
dd35bab19dd9 use more robust date stamp comparisons in pack(), make journal smaller too
Richard Jones <richard@users.sourceforge.net>
parents: 964
diff changeset
1269 l.append(('-', remove))
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1270 if l:
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1271 journalvalues[propname] = tuple(l)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1272
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1273 elif isinstance(prop, String):
1383
f19dde90e473 applied unicode patch
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1351
diff changeset
1274 if value is not None and type(value) != type('') and type(value) != type(u''):
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1275 raise TypeError, 'new property "%s" not a string'%propname
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1276
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1277 elif isinstance(prop, Password):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1278 if not isinstance(value, password.Password):
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1279 raise TypeError, 'new property "%s" not a Password'%propname
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1280 propvalues[propname] = value
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1281
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1282 elif value is not None and isinstance(prop, Date):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1283 if not isinstance(value, date.Date):
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1284 raise TypeError, 'new property "%s" not a Date'% propname
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1285 propvalues[propname] = value
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1286
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1287 elif value is not None and isinstance(prop, Interval):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1288 if not isinstance(value, date.Interval):
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1289 raise TypeError, 'new property "%s" not an '\
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1290 'Interval'%propname
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1291 propvalues[propname] = value
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1292
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1293 elif value is not None and isinstance(prop, Number):
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1294 try:
890
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1295 float(value)
887
e7169d6e6e45 added tests for number type too
Richard Jones <richard@users.sourceforge.net>
parents: 886
diff changeset
1296 except ValueError:
890
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1297 raise TypeError, 'new property "%s" not numeric'%propname
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1298
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1299 elif value is not None and isinstance(prop, Boolean):
890
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1300 try:
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1301 int(value)
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1302 except ValueError:
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1303 raise TypeError, 'new property "%s" not boolean'%propname
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1304
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1305 node[propname] = value
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1306
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1307 # nothing to do?
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1308 if not propvalues:
930
3c344e942055 Use same regex to split search terms as used to index text.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 927
diff changeset
1309 return propvalues
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1310
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1311 # do the set, and journal it
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1312 self.db.setnode(self.classname, nodeid, node)
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1313
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1314 if self.do_journal:
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
1315 self.db.addjournal(self.classname, nodeid, 'set', journalvalues)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1316
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1317 self.fireReactors('set', nodeid, oldvalues)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1318
930
3c344e942055 Use same regex to split search terms as used to index text.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 927
diff changeset
1319 return propvalues
3c344e942055 Use same regex to split search terms as used to index text.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 927
diff changeset
1320
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1321 def retire(self, nodeid):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1322 '''Retire a node.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1323
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1324 The properties on the node remain available from the get() method,
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1325 and the node's id is never reused.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1326
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1327 Retired nodes are not returned by the find(), list(), or lookup()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1328 methods, and other nodes may reuse the values of their key properties.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1329
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1330 These operations trigger detectors and can be vetoed. Attempts
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1331 to modify the "creation" or "activity" properties cause a KeyError.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1332 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1333 if self.db.journaltag is None:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1334 raise DatabaseError, 'Database open read-only'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1335
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1336 self.fireAuditors('retire', nodeid, None)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1337
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1338 node = self.db.getnode(self.classname, nodeid)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1339 node[self.db.RETIRED_FLAG] = 1
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1340 self.db.setnode(self.classname, nodeid, node)
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1341 if self.do_journal:
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1342 self.db.addjournal(self.classname, nodeid, 'retired', None)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1343
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1344 self.fireReactors('retire', nodeid, None)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1345
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1346 def restore(self, nodeid):
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1347 '''Restpre a retired node.
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1348
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1349 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: 1505
diff changeset
1350 '''
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1351 if self.db.journaltag is None:
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1352 raise DatabaseError, 'Database open read-only'
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1353
1523
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1354 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
1355 # 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
1356 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
1357 try:
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1358 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
1359 except KeyError:
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1360 pass
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1361 else:
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1362 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
1363 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
1364 # Now we can safely restore node
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1365 self.fireAuditors('restore', nodeid, None)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1366 del node[self.db.RETIRED_FLAG]
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1367 self.db.setnode(self.classname, nodeid, node)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1368 if self.do_journal:
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1369 self.db.addjournal(self.classname, nodeid, 'restored', None)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1370
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1371 self.fireReactors('restore', nodeid, None)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1372
1476
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
1373 def is_retired(self, nodeid, cldb=None):
940
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 930
diff changeset
1374 '''Return true if the node is retired.
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 930
diff changeset
1375 '''
1476
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
1376 node = self.db.getnode(self.classname, nodeid, cldb)
940
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 930
diff changeset
1377 if node.has_key(self.db.RETIRED_FLAG):
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 930
diff changeset
1378 return 1
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 930
diff changeset
1379 return 0
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 930
diff changeset
1380
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1381 def destroy(self, nodeid):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1382 '''Destroy a node.
1333
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
1383
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1384 WARNING: this method should never be used except in extremely rare
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1385 situations where there could never be links to the node being
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1386 deleted
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1387 WARNING: use retire() instead
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1388 WARNING: the properties of this node will not be available ever again
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1389 WARNING: really, use retire() instead
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1390
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1391 Well, I think that's enough warnings. This method exists mostly to
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1392 support the session storage of the cgi interface.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1393 '''
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1394 if self.db.journaltag is None:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1395 raise DatabaseError, 'Database open read-only'
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1396 self.db.destroynode(self.classname, nodeid)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1397
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1398 def history(self, nodeid):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1399 '''Retrieve the journal of edits on a particular node.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1400
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1401 'nodeid' must be the id of an existing node of this class or an
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1402 IndexError is raised.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1403
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1404 The returned list contains tuples of the form
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1405
1409
8dc60d87ab42 Fixed a backlog of bug reports, and worked on python 2.3 compatibility:
Richard Jones <richard@users.sourceforge.net>
parents: 1408
diff changeset
1406 (nodeid, date, tag, action, params)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1407
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1408 'date' is a Timestamp object specifying the time of the change and
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1409 'tag' is the journaltag specified when the database was opened.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1410 '''
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1411 if not self.do_journal:
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1412 raise ValueError, 'Journalling is disabled for this class'
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1413 return self.db.getjournal(self.classname, nodeid)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1414
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1415 # Locating nodes:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1416 def hasnode(self, nodeid):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1417 '''Determine if the given nodeid actually exists
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1418 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1419 return self.db.hasnode(self.classname, nodeid)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1420
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1421 def setkey(self, propname):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1422 '''Select a String property of this class to be the key property.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1423
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1424 'propname' must be the name of a String property of this class or
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1425 None, or a TypeError is raised. The values of the key property on
862
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
1426 all existing nodes must be unique or a ValueError is raised. If the
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
1427 property doesn't exist, KeyError is raised.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1428 '''
862
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
1429 prop = self.getprops()[propname]
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
1430 if not isinstance(prop, String):
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
1431 raise TypeError, 'key properties must be String'
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1432 self.key = propname
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1433
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1434 def getkey(self):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1435 '''Return the name of the key property for this class or None.'''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1436 return self.key
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1437
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1438 def labelprop(self, default_to_id=0):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1439 ''' Return the property name for a label for the given node.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1440
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1441 This method attempts to generate a consistent label for the node.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1442 It tries the following in order:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1443 1. key property
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1444 2. "name" property
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1445 3. "title" property
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1446 4. first property from the sorted property name list
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1447 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1448 k = self.getkey()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1449 if k:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1450 return k
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1451 props = self.getprops()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1452 if props.has_key('name'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1453 return 'name'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1454 elif props.has_key('title'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1455 return 'title'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1456 if default_to_id:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1457 return 'id'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1458 props = props.keys()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1459 props.sort()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1460 return props[0]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1461
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1462 # TODO: set up a separate index db file for this? profile?
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1463 def lookup(self, keyvalue):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1464 '''Locate a particular node by its key property and return its id.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1465
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1466 If this class has no key property, a TypeError is raised. If the
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1467 'keyvalue' matches one of the values for the key property among
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1468 the nodes in this class, the matching node's id is returned;
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1469 otherwise a KeyError is raised.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1470 '''
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1471 if not self.key:
1127
22517f9e3b1e nicer error message
Richard Jones <richard@users.sourceforge.net>
parents: 1103
diff changeset
1472 raise TypeError, 'No key property set for class %s'%self.classname
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1473 cldb = self.db.getclassdb(self.classname)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1474 try:
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1475 for nodeid in self.getnodeids(cldb):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1476 node = self.db.getnode(self.classname, nodeid, cldb)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1477 if node.has_key(self.db.RETIRED_FLAG):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1478 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1479 if node[self.key] == keyvalue:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1480 return nodeid
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1481 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1482 cldb.close()
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1483 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: 1170
diff changeset
1484 keyvalue, self.classname)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1485
1103
db787cef1385 handled some XXXs
Richard Jones <richard@users.sourceforge.net>
parents: 1099
diff changeset
1486 # change from spec - allows multiple props to match
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1487 def find(self, **propspec):
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1488 '''Get the ids of items in this class which link to the given items.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1489
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1490 'propspec' consists of keyword args propname=itemid or
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1491 propname={itemid:1, }
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
1492 'propname' must be the name of a property in this class, or a
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
1493 KeyError is raised. That property must be a Link or
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
1494 Multilink property, or a TypeError is raised.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1495
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1496 Any item in this class whose 'propname' property links to any of the
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1497 itemids will be returned. Used by the full text indexing, which knows
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
1498 that "foo" occurs in msg1, msg3 and file7, so we have hits on these
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
1499 issues:
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
1500
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1501 db.issue.find(messages={'1':1,'3':1}, files={'7':1})
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1502 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1503 propspec = propspec.items()
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1504 for propname, itemids in propspec:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1505 # check the prop is OK
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1506 prop = self.properties[propname]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1507 if not isinstance(prop, Link) and not isinstance(prop, Multilink):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1508 raise TypeError, "'%s' not a Link/Multilink property"%propname
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1509
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1510 # ok, now do the find
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1511 cldb = self.db.getclassdb(self.classname)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1512 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1513 try:
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1514 for id in self.getnodeids(db=cldb):
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1515 item = self.db.getnode(self.classname, id, db=cldb)
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1516 if item.has_key(self.db.RETIRED_FLAG):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1517 continue
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1518 for propname, itemids in propspec:
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1519 # can't test if the item doesn't have this property
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1520 if not item.has_key(propname):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1521 continue
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1522 if type(itemids) is not type({}):
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1523 itemids = {itemids:1}
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1524
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1525 # grab the property definition and its value on this item
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1526 prop = self.properties[propname]
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1527 value = item[propname]
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1528 if isinstance(prop, Link) and itemids.has_key(value):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1529 l.append(id)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1530 break
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1531 elif isinstance(prop, Multilink):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1532 hit = 0
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1533 for v in value:
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1534 if itemids.has_key(v):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1535 l.append(id)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1536 hit = 1
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1537 break
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1538 if hit:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1539 break
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1540 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1541 cldb.close()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1542 return l
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1543
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1544 def stringFind(self, **requirements):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1545 '''Locate a particular node by matching a set of its String
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1546 properties in a caseless search.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1547
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1548 If the property is not a String property, a TypeError is raised.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1549
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1550 The return is a list of the id of all nodes that match.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1551 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1552 for propname in requirements.keys():
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1553 prop = self.properties[propname]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1554 if isinstance(not prop, String):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1555 raise TypeError, "'%s' not a String property"%propname
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1556 requirements[propname] = requirements[propname].lower()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1557 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1558 cldb = self.db.getclassdb(self.classname)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1559 try:
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1560 for nodeid in self.getnodeids(cldb):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1561 node = self.db.getnode(self.classname, nodeid, cldb)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1562 if node.has_key(self.db.RETIRED_FLAG):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1563 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1564 for key, value in requirements.items():
1296
34b1e6490e65 hardening for stringFind with missing props
Richard Jones <richard@users.sourceforge.net>
parents: 1252
diff changeset
1565 if not node.has_key(key):
34b1e6490e65 hardening for stringFind with missing props
Richard Jones <richard@users.sourceforge.net>
parents: 1252
diff changeset
1566 break
905
502a5ae11cc5 Very close now. The cgi and mailgw now use the new security API.
Richard Jones <richard@users.sourceforge.net>
parents: 902
diff changeset
1567 if node[key] is None or node[key].lower() != value:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1568 break
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1569 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1570 l.append(nodeid)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1571 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1572 cldb.close()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1573 return l
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1574
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1575 def list(self):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1576 ''' Return a list of the ids of the active nodes in this class.
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1577 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1578 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1579 cn = self.classname
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1580 cldb = self.db.getclassdb(cn)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1581 try:
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1582 for nodeid in self.getnodeids(cldb):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1583 node = self.db.getnode(cn, nodeid, cldb)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1584 if node.has_key(self.db.RETIRED_FLAG):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1585 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1586 l.append(nodeid)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1587 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1588 cldb.close()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1589 l.sort()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1590 return l
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1591
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1592 def getnodeids(self, db=None):
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1593 ''' Return a list of ALL nodeids
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1594 '''
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1595 if __debug__:
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1596 print >>hyperdb.DEBUG, 'getnodeids', (self, self.classname, db)
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1597
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1598 res = []
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1599
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1600 # start off with the new nodes
1486
f5f60c75a458 added test for error in sqlite backend, and fixed *dbm backend error
Richard Jones <richard@users.sourceforge.net>
parents: 1484
diff changeset
1601 if self.db.newnodes.has_key(self.classname):
f5f60c75a458 added test for error in sqlite backend, and fixed *dbm backend error
Richard Jones <richard@users.sourceforge.net>
parents: 1484
diff changeset
1602 res += self.db.newnodes[self.classname].keys()
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1603
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1604 if db is None:
1486
f5f60c75a458 added test for error in sqlite backend, and fixed *dbm backend error
Richard Jones <richard@users.sourceforge.net>
parents: 1484
diff changeset
1605 db = self.db.getclassdb(self.classname)
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1606 res = res + db.keys()
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1607
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1608 # remove the uncommitted, destroyed nodes
1486
f5f60c75a458 added test for error in sqlite backend, and fixed *dbm backend error
Richard Jones <richard@users.sourceforge.net>
parents: 1484
diff changeset
1609 if self.db.destroyednodes.has_key(self.classname):
f5f60c75a458 added test for error in sqlite backend, and fixed *dbm backend error
Richard Jones <richard@users.sourceforge.net>
parents: 1484
diff changeset
1610 for nodeid in self.db.destroyednodes[self.classname].keys():
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1611 if db.has_key(nodeid):
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1612 res.remove(nodeid)
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1613
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1614 return res
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1615
1249
6c24a86a12ae Fixes for SourceForge tracker bugs.
Richard Jones <richard@users.sourceforge.net>
parents: 1246
diff changeset
1616 def filter(self, search_matches, filterspec, sort=(None,None),
6c24a86a12ae Fixes for SourceForge tracker bugs.
Richard Jones <richard@users.sourceforge.net>
parents: 1246
diff changeset
1617 group=(None,None), num_re = re.compile('^\d+$')):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1618 ''' Return a list of the ids of the active nodes in this class that
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1619 match the 'filter' spec, sorted by the group spec and then the
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1620 sort spec.
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1621
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1622 "filterspec" is {propname: value(s)}
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1623 "sort" and "group" are (dir, prop) where dir is '+', '-' or None
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1624 and prop is a prop name or None
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
1625 "search_matches" is {nodeid: marker}
1170
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1159
diff changeset
1626
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1159
diff changeset
1627 The filter must match all properties specificed - but if the
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1159
diff changeset
1628 property value to match is a list, any one of the values in the
1555
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1629 list may match for that property to match. Unless the property
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1630 is a Multilink, in which case the item's property list must
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1631 match the filterspec list.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1632 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1633 cn = self.classname
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1634
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1635 # optimise filterspec
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1636 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1637 props = self.getprops()
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1638 LINK = 0
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1639 MULTILINK = 1
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1640 STRING = 2
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1641 DATE = 3
1596
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1642 INTERVAL = 4
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1643 OTHER = 6
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1644
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1645 timezone = self.db.getUserTimezone()
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1646 for k, v in filterspec.items():
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1647 propclass = props[k]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1648 if isinstance(propclass, Link):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1649 if type(v) is not type([]):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1650 v = [v]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1651 # replace key values with node ids
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1652 u = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1653 link_class = self.db.classes[propclass.classname]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1654 for entry in v:
1555
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1655 # the value -1 is a special "not set" sentinel
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1656 if entry == '-1':
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1657 entry = None
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1658 elif not num_re.match(entry):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1659 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1660 entry = link_class.lookup(entry)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1661 except (TypeError,KeyError):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1662 raise ValueError, 'property "%s": %s not a %s'%(
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1663 k, entry, self.properties[k].classname)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1664 u.append(entry)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1665
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1666 l.append((LINK, k, u))
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1667 elif isinstance(propclass, Multilink):
1555
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1668 # the value -1 is a special "not set" sentinel
1558
Richard Jones <richard@users.sourceforge.net>
parents: 1556
diff changeset
1669 if v in ('-1', ['-1']):
1555
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1670 v = []
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1671 elif type(v) is not type([]):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1672 v = [v]
1555
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1673
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1674 # replace key values with node ids
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1675 u = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1676 link_class = self.db.classes[propclass.classname]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1677 for entry in v:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1678 if not num_re.match(entry):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1679 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1680 entry = link_class.lookup(entry)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1681 except (TypeError,KeyError):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1682 raise ValueError, 'new property "%s": %s not a %s'%(
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1683 k, entry, self.properties[k].classname)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1684 u.append(entry)
1555
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1685 u.sort()
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1686 l.append((MULTILINK, k, u))
1303
71be6588904f fixed filtering by id in anydbm
Richard Jones <richard@users.sourceforge.net>
parents: 1296
diff changeset
1687 elif isinstance(propclass, String) and k != 'id':
1631
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1688 if type(v) is not type([]):
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1689 v = [v]
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1690 m = []
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1691 for v in v:
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1692 # simple glob searching
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1693 v = re.sub(r'([\|\{\}\\\.\+\[\]\(\)])', r'\\\1', v)
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1694 v = v.replace('?', '.')
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1695 v = v.replace('*', '.*?')
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1696 m.append(v)
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1697 m = re.compile('(%s)'%('|'.join(m)), re.I)
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1698 l.append((STRING, k, m))
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1699 elif isinstance(propclass, Date):
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1700 try:
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1701 date_rng = Range(v, date.Date, offset=timezone)
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1702 l.append((DATE, k, date_rng))
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1703 except ValueError:
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1704 # If range creation fails - ignore that search parameter
1596
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1705 pass
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1706 elif isinstance(propclass, Interval):
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1707 try:
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1708 intv_rng = Range(v, date.Interval)
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1709 l.append((INTERVAL, k, intv_rng))
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1710 except ValueError:
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1711 # If range creation fails - ignore that search parameter
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1712 pass
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1713
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1714 elif isinstance(propclass, Boolean):
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1715 if type(v) is type(''):
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1716 bv = v.lower() in ('yes', 'true', 'on', '1')
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1717 else:
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1718 bv = v
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1719 l.append((OTHER, k, bv))
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1720 elif isinstance(propclass, Number):
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1721 l.append((OTHER, k, int(v)))
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1722 else:
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1723 l.append((OTHER, k, v))
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1724 filterspec = l
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1725
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1726 # now, find all the nodes that are active and pass filtering
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1727 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1728 cldb = self.db.getclassdb(cn)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1729 try:
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1730 # TODO: only full-scan once (use items())
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1731 for nodeid in self.getnodeids(cldb):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1732 node = self.db.getnode(cn, nodeid, cldb)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1733 if node.has_key(self.db.RETIRED_FLAG):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1734 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1735 # apply filter
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1736 for t, k, v in filterspec:
1303
71be6588904f fixed filtering by id in anydbm
Richard Jones <richard@users.sourceforge.net>
parents: 1296
diff changeset
1737 # handle the id prop
71be6588904f fixed filtering by id in anydbm
Richard Jones <richard@users.sourceforge.net>
parents: 1296
diff changeset
1738 if k == 'id' and v == nodeid:
71be6588904f fixed filtering by id in anydbm
Richard Jones <richard@users.sourceforge.net>
parents: 1296
diff changeset
1739 continue
71be6588904f fixed filtering by id in anydbm
Richard Jones <richard@users.sourceforge.net>
parents: 1296
diff changeset
1740
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1741 # make sure the node has the property
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1742 if not node.has_key(k):
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1743 # this node doesn't have this property, so reject it
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1744 break
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1745
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1746 # now apply the property filter
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1747 if t == LINK:
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1748 # link - if this node's property doesn't appear in the
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1749 # filterspec's nodeid list, skip it
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1750 if node[k] not in v:
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1751 break
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1752 elif t == MULTILINK:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1753 # multilink - if any of the nodeids required by the
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1754 # filterspec aren't in this node's property, then skip
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1755 # it
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1756 have = node[k]
1555
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1757 # check for matching the absence of multilink values
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1758 if not v and have:
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1759 break
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1760
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1761 # othewise, make sure this node has each of the
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1762 # required values
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1763 for want in v:
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1764 if want not in have:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1765 break
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1766 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1767 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1768 break
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1769 elif t == STRING:
1631
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1770 if node[k] is None:
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1771 break
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1772 # RE search
1631
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1773 if not v.search(node[k]):
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1774 break
1596
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1775 elif t == DATE or t == INTERVAL:
1631
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1776 if node[k] is None:
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1777 break
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1778 if v.to_value:
1599
cc96bf971b33 extended date syntax to make range searches even more useful
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1596
diff changeset
1779 if not (v.from_value <= node[k] and v.to_value >= node[k]):
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1780 break
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1781 else:
1599
cc96bf971b33 extended date syntax to make range searches even more useful
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1596
diff changeset
1782 if not (v.from_value <= node[k]):
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1783 break
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1784 elif t == OTHER:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1785 # straight value comparison for the other types
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1786 if node[k] != v:
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1787 break
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1788 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1789 l.append((nodeid, node))
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1790 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1791 cldb.close()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1792 l.sort()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1793
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1794 # filter based on full text search
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1795 if search_matches is not None:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1796 k = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1797 for v in l:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1798 if search_matches.has_key(v[0]):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1799 k.append(v)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1800 l = k
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1801
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1802 # now, sort the result
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1803 def sortfun(a, b, sort=sort, group=group, properties=self.getprops(),
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1804 db = self.db, cl=self):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1805 a_id, an = a
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1806 b_id, bn = b
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1807 # sort by group and then sort
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1808 for dir, prop in group, sort:
1038
Richard Jones <richard@users.sourceforge.net>
parents: 1028
diff changeset
1809 if dir is None or prop is None: continue
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1810
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1811 # sorting is class-specific
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1812 propclass = properties[prop]
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1813
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1814 # handle the properties that might be "faked"
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1815 # also, handle possible missing properties
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1816 try:
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1817 if not an.has_key(prop):
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1818 an[prop] = cl.get(a_id, prop)
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1819 av = an[prop]
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1820 except KeyError:
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1821 # the node doesn't have a value for this property
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1822 if isinstance(propclass, Multilink): av = []
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1823 else: av = ''
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1824 try:
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1825 if not bn.has_key(prop):
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1826 bn[prop] = cl.get(b_id, prop)
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1827 bv = bn[prop]
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1828 except KeyError:
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1829 # the node doesn't have a value for this property
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1830 if isinstance(propclass, Multilink): bv = []
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1831 else: bv = ''
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1832
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1833 # String and Date values are sorted in the natural way
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1834 if isinstance(propclass, String):
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1835 # clean up the strings
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1836 if av and av[0] in string.uppercase:
1327
7af3f0df307b fixed nasty sorting bug that was lowercasing properties
Richard Jones <richard@users.sourceforge.net>
parents: 1312
diff changeset
1837 av = av.lower()
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1838 if bv and bv[0] in string.uppercase:
1327
7af3f0df307b fixed nasty sorting bug that was lowercasing properties
Richard Jones <richard@users.sourceforge.net>
parents: 1312
diff changeset
1839 bv = bv.lower()
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1840 if (isinstance(propclass, String) or
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1841 isinstance(propclass, Date)):
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1842 # it might be a string that's really an integer
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1843 try:
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1844 av = int(av)
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1845 bv = int(bv)
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1846 except:
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1847 pass
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1848 if dir == '+':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1849 r = cmp(av, bv)
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1850 if r != 0: return r
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1851 elif dir == '-':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1852 r = cmp(bv, av)
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1853 if r != 0: return r
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1854
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1855 # Link properties are sorted according to the value of
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1856 # the "order" property on the linked nodes if it is
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1857 # present; or otherwise on the key string of the linked
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1858 # nodes; or finally on the node ids.
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1859 elif isinstance(propclass, Link):
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1860 link = db.classes[propclass.classname]
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1861 if av is None and bv is not None: return -1
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1862 if av is not None and bv is None: return 1
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1863 if av is None and bv is None: continue
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1864 if link.getprops().has_key('order'):
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1865 if dir == '+':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1866 r = cmp(link.get(av, 'order'),
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1867 link.get(bv, 'order'))
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1868 if r != 0: return r
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1869 elif dir == '-':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1870 r = cmp(link.get(bv, 'order'),
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1871 link.get(av, 'order'))
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1872 if r != 0: return r
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1873 elif link.getkey():
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1874 key = link.getkey()
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1875 if dir == '+':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1876 r = cmp(link.get(av, key), link.get(bv, key))
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1877 if r != 0: return r
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1878 elif dir == '-':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1879 r = cmp(link.get(bv, key), link.get(av, key))
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1880 if r != 0: return r
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1881 else:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1882 if dir == '+':
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1883 r = cmp(av, bv)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1884 if r != 0: return r
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1885 elif dir == '-':
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1886 r = cmp(bv, av)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1887 if r != 0: return r
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1888
1505
c101d2ff5a20 fix to [SF#691071], really this time
Richard Jones <richard@users.sourceforge.net>
parents: 1499
diff changeset
1889 else:
c101d2ff5a20 fix to [SF#691071], really this time
Richard Jones <richard@users.sourceforge.net>
parents: 1499
diff changeset
1890 # all other types just compare
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1891 if dir == '+':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1892 r = cmp(av, bv)
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1893 elif dir == '-':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1894 r = cmp(bv, av)
1505
c101d2ff5a20 fix to [SF#691071], really this time
Richard Jones <richard@users.sourceforge.net>
parents: 1499
diff changeset
1895 if r != 0: return r
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1896
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1897 # end for dir, prop in sort, group:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1898 # if all else fails, compare the ids
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1899 return cmp(a[0], b[0])
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1900
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1901 l.sort(sortfun)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1902 return [i[0] for i in l]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1903
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1904 def count(self):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1905 '''Get the number of nodes in this class.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1906
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1907 If the returned integer is 'numnodes', the ids of all the nodes
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1908 in this class run from 1 to numnodes, and numnodes+1 will be the
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1909 id of the next node to be created in this class.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1910 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1911 return self.db.countnodes(self.classname)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1912
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1913 # Manipulating properties:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1914
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1915 def getprops(self, protected=1):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1916 '''Return a dictionary mapping property names to property objects.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1917 If the "protected" flag is true, we include protected properties -
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1918 those which may not be modified.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1919
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1920 In addition to the actual properties on the node, these
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1921 methods provide the "creation" and "activity" properties. If the
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1922 "protected" flag is true, we include protected properties - those
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1923 which may not be modified.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1924 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1925 d = self.properties.copy()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1926 if protected:
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Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1927 d['id'] = String()
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Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1928 d['creation'] = hyperdb.Date()
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Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1929 d['activity'] = hyperdb.Date()
1176
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1930 d['creator'] = hyperdb.Link('user')
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1931 return d
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Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1932
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1933 def addprop(self, **properties):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1934 '''Add properties to this class.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
1935
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1936 The keyword arguments in 'properties' must map names to property
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Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1937 objects, or a TypeError is raised. None of the keys in 'properties'
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Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1938 may collide with the names of existing properties, or a ValueError
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1939 is raised before any properties have been added.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1940 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1941 for key in properties.keys():
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1942 if self.properties.has_key(key):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1943 raise ValueError, key
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1944 self.properties.update(properties)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1945
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1946 def index(self, nodeid):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1947 '''Add (or refresh) the node to search indexes
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1948 '''
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Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1949 # find all the String properties that have indexme
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1950 for prop, propclass in self.getprops().items():
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1951 if isinstance(propclass, String) and propclass.indexme:
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1952 try:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1953 value = str(self.get(nodeid, prop))
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1954 except IndexError:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1955 # node no longer exists - entry should be removed
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1956 self.db.indexer.purge_entry((self.classname, nodeid, prop))
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1957 else:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1958 # and index them under (classname, nodeid, property)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1959 self.db.indexer.add_text((self.classname, nodeid, prop),
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1960 value)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1961
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1962 #
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1963 # Detector interface
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1964 #
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1965 def audit(self, event, detector):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1966 '''Register a detector
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1967 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1968 l = self.auditors[event]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1969 if detector not in l:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1970 self.auditors[event].append(detector)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1971
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1972 def fireAuditors(self, action, nodeid, newvalues):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1973 '''Fire all registered auditors.
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1974 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1975 for audit in self.auditors[action]:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1976 audit(self.db, self, nodeid, newvalues)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1977
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1978 def react(self, event, detector):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1979 '''Register a detector
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1980 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1981 l = self.reactors[event]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1982 if detector not in l:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1983 self.reactors[event].append(detector)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1984
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1985 def fireReactors(self, action, nodeid, oldvalues):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1986 '''Fire all registered reactors.
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1987 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1988 for react in self.reactors[action]:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1989 react(self.db, self, nodeid, oldvalues)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1990
1442
b42fa71754c9 don't attempt to create FileClass items if no content is supplied
Richard Jones <richard@users.sourceforge.net>
parents: 1431
diff changeset
1991 class FileClass(Class, hyperdb.FileClass):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1992 '''This class defines a large chunk of data. To support this, it has a
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1993 mandatory String property "content" which is typically saved off
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1994 externally to the hyperdb.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1995
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1996 The default MIME type of this data is defined by the
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1997 "default_mime_type" class attribute, which may be overridden by each
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1998 node if the class defines a "type" String property.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1999 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2000 default_mime_type = 'text/plain'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2001
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2002 def create(self, **propvalues):
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2003 ''' Snarf the "content" propvalue and store in a file
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2004 '''
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2005 # we need to fire the auditors now, or the content property won't
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2006 # be in propvalues for the auditors to play with
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2007 self.fireAuditors('create', None, propvalues)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2008
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2009 # now remove the content property so it's not stored in the db
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2010 content = propvalues['content']
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2011 del propvalues['content']
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2012
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2013 # do the database create
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2014 newid = Class.create_inner(self, **propvalues)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2015
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2016 # fire reactors
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2017 self.fireReactors('create', newid, None)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2018
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2019 # store off the content as a file
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2020 self.db.storefile(self.classname, newid, None, content)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2021 return newid
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2022
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2023 def import_list(self, propnames, proplist):
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2024 ''' Trap the "content" property...
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2025 '''
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2026 # dupe this list so we don't affect others
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2027 propnames = propnames[:]
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2028
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2029 # extract the "content" property from the proplist
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2030 i = propnames.index('content')
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
2031 content = eval(proplist[i])
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2032 del propnames[i]
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2033 del proplist[i]
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2034
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2035 # do the normal import
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2036 newid = Class.import_list(self, propnames, proplist)
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2037
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2038 # save off the "content" file
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2039 self.db.storefile(self.classname, newid, None, content)
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2040 return newid
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2041
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2042 def get(self, nodeid, propname, default=_marker, cache=1):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2043 ''' trap the content propname and get it from the file
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2044 '''
1333
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
2045 poss_msg = 'Possibly an access right configuration problem.'
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2046 if propname == 'content':
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2047 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2048 return self.db.getfile(self.classname, nodeid, None)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2049 except IOError, (strerror):
1333
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
2050 # XXX by catching this we donot see an error in the log.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2051 return 'ERROR reading file: %s%s\n%s\n%s'%(
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2052 self.classname, nodeid, poss_msg, strerror)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2053 if default is not _marker:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2054 return Class.get(self, nodeid, propname, default, cache=cache)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2055 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2056 return Class.get(self, nodeid, propname, cache=cache)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2057
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2058 def getprops(self, protected=1):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2059 ''' In addition to the actual properties on the node, these methods
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2060 provide the "content" property. If the "protected" flag is true,
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2061 we include protected properties - those which may not be
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2062 modified.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2063 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2064 d = Class.getprops(self, protected=protected).copy()
1159
a1a548c15260 include the "content" property in getprops....
Richard Jones <richard@users.sourceforge.net>
parents: 1145
diff changeset
2065 d['content'] = hyperdb.String()
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2066 return d
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2067
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2068 def index(self, nodeid):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2069 ''' Index the node in the search index.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2070
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2071 We want to index the content in addition to the normal String
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2072 property indexing.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2073 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2074 # perform normal indexing
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2075 Class.index(self, nodeid)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2076
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2077 # get the content to index
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2078 content = self.get(nodeid, 'content')
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2079
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2080 # figure the mime type
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2081 if self.properties.has_key('type'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2082 mime_type = self.get(nodeid, 'type')
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2083 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2084 mime_type = self.default_mime_type
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2085
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2086 # and index!
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2087 self.db.indexer.add_text((self.classname, nodeid, 'content'), content,
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2088 mime_type)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2089
1103
db787cef1385 handled some XXXs
Richard Jones <richard@users.sourceforge.net>
parents: 1099
diff changeset
2090 # deviation from spec - was called ItemClass
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2091 class IssueClass(Class, roundupdb.IssueClass):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2092 # Overridden methods:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2093 def __init__(self, db, classname, **properties):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
2094 '''The newly-created class automatically includes the "messages",
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2095 "files", "nosy", and "superseder" properties. If the 'properties'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2096 dictionary attempts to specify any of these properties or a
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2097 "creation" or "activity" property, a ValueError is raised.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
2098 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2099 if not properties.has_key('title'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2100 properties['title'] = hyperdb.String(indexme='yes')
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2101 if not properties.has_key('messages'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2102 properties['messages'] = hyperdb.Multilink("msg")
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2103 if not properties.has_key('files'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2104 properties['files'] = hyperdb.Multilink("file")
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2105 if not properties.has_key('nosy'):
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
2106 # note: journalling is turned off as it really just wastes
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
2107 # space. this behaviour may be overridden in an instance
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
2108 properties['nosy'] = hyperdb.Multilink("user", do_journal="no")
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2109 if not properties.has_key('superseder'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2110 properties['superseder'] = hyperdb.Multilink(classname)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2111 Class.__init__(self, db, classname, **properties)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2112
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2113 #
Roundup Issue Tracker: http://roundup-tracker.org/