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annotate roundup/backends/back_anydbm.py @ 2997:4e76183f51cc maint-0.7

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fix roundup-admin find command handling of Multilinks
author Richard Jones <richard@users.sourceforge.net>
date Wed, 08 Dec 2004 03:17:11 +0000
parents 0e1860dcb328
children fb204c022b7c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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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18 #$Id: back_anydbm.py,v 1.146.2.23 2004-11-25 23:46:21 richard Exp $
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19 '''This module defines a backend that saves the hyperdatabase in a
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20 database chosen by anydbm. It is guaranteed to always be available in python
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21 versions >2.1.1 (the dumbdbm fallback in 2.1.1 and earlier has several
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22 serious bugs, and is not available)
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23 '''
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24 __docformat__ = 'restructuredtext'
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26 try:
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27 import anydbm, sys
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28 # dumbdbm only works in python 2.1.2+
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29 if sys.version_info < (2,1,2):
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30 import dumbdbm
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31 assert anydbm._defaultmod != dumbdbm
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32 del dumbdbm
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33 except AssertionError:
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34 print "WARNING: you should upgrade to python 2.1.3"
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35
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36 import whichdb, os, marshal, re, weakref, string, copy, time
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37 from roundup import hyperdb, date, password, roundupdb, security
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38 from blobfiles import FileStorage
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39 from sessions_dbm import Sessions, OneTimeKeys
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40 from indexer_dbm import Indexer
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41 from roundup.backends import locking
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42 from roundup.hyperdb import String, Password, Date, Interval, Link, \
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43 Multilink, DatabaseError, Boolean, Number, Node
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45 #
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46 # Now the database
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47 #
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48 class Database(FileStorage, hyperdb.Database, roundupdb.Database):
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49 '''A database for storing records containing flexible data types.
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50
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51 Transaction stuff TODO:
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52
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53 - check the timestamp of the class file and nuke the cache if it's
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54 modified. Do some sort of conflict checking on the dirty stuff.
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55 - perhaps detect write collisions (related to above)?
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56 '''
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57 def __init__(self, config, journaltag=None):
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58 '''Open a hyperdatabase given a specifier to some storage.
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59
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60 The 'storagelocator' is obtained from config.DATABASE.
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61 The meaning of 'storagelocator' depends on the particular
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62 implementation of the hyperdatabase. It could be a file name,
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63 a directory path, a socket descriptor for a connection to a
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64 database over the network, etc.
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65
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66 The 'journaltag' is a token that will be attached to the journal
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67 entries for any edits done on the database. If 'journaltag' is
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68 None, the database is opened in read-only mode: the Class.create(),
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69 Class.set(), Class.retire(), and Class.restore() methods are
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70 disabled.
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71 '''
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72 self.config, self.journaltag = config, journaltag
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73 self.dir = config.DATABASE
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74 self.classes = {}
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75 self.cache = {} # cache of nodes loaded or created
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76 self.stats = {'cache_hits': 0, 'cache_misses': 0, 'get_items': 0,
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77 'filtering': 0}
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78 self.dirtynodes = {} # keep track of the dirty nodes by class
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79 self.newnodes = {} # keep track of the new nodes by class
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80 self.destroyednodes = {}# keep track of the destroyed nodes by class
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81 self.transactions = []
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82 self.indexer = Indexer(self.dir)
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83 self.security = security.Security(self)
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84 # ensure files are group readable and writable
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85 os.umask(0002)
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86
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87 # lock it
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88 lockfilenm = os.path.join(self.dir, 'lock')
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89 self.lockfile = locking.acquire_lock(lockfilenm)
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90 self.lockfile.write(str(os.getpid()))
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91 self.lockfile.flush()
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92
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93 def post_init(self):
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94 '''Called once the schema initialisation has finished.
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95 '''
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96 # reindex the db if necessary
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97 if self.indexer.should_reindex():
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98 self.reindex()
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99
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100 def refresh_database(self):
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101 """Rebuild the database
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102 """
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103 self.reindex()
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104
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105 def getSessionManager(self):
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106 return Sessions(self)
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107
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108 def getOTKManager(self):
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109 return OneTimeKeys(self)
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110
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111 def reindex(self):
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112 for klass in self.classes.values():
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113 for nodeid in klass.list():
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114 klass.index(nodeid)
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115 self.indexer.save_index()
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116
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117 def __repr__(self):
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118 return '<back_anydbm instance at %x>'%id(self)
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119
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120 #
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121 # Classes
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122 #
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123 def __getattr__(self, classname):
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124 '''A convenient way of calling self.getclass(classname).'''
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125 if self.classes.has_key(classname):
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126 if __debug__:
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127 print >>hyperdb.DEBUG, '__getattr__', (self, classname)
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128 return self.classes[classname]
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129 raise AttributeError, classname
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130
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131 def addclass(self, cl):
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132 if __debug__:
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133 print >>hyperdb.DEBUG, 'addclass', (self, cl)
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134 cn = cl.classname
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135 if self.classes.has_key(cn):
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136 raise ValueError, cn
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137 self.classes[cn] = cl
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138
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diff changeset
139 # add default Edit and View permissions
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140 self.security.addPermission(name="Edit", klass=cn,
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141 description="User is allowed to edit "+cn)
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diff changeset
142 self.security.addPermission(name="View", klass=cn,
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143 description="User is allowed to access "+cn)
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diff changeset
144
46
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145 def getclasses(self):
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146 '''Return a list of the names of all existing classes.'''
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147 if __debug__:
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148 print >>hyperdb.DEBUG, 'getclasses', (self,)
46
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149 l = self.classes.keys()
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150 l.sort()
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151 return l
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152
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153 def getclass(self, classname):
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154 '''Get the Class object representing a particular class.
46
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155
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156 If 'classname' is not a valid class name, a KeyError is raised.
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157 '''
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158 if __debug__:
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159 print >>hyperdb.DEBUG, 'getclass', (self, classname)
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160 try:
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161 return self.classes[classname]
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diff changeset
162 except KeyError:
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163 raise KeyError, 'There is no class called "%s"'%classname
46
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164
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165 #
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166 # Class DBs
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167 #
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168 def clear(self):
443
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169 '''Delete all database contents
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170 '''
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171 if __debug__:
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172 print >>hyperdb.DEBUG, 'clear', (self,)
46
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173 for cn in self.classes.keys():
650
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diff changeset
174 for dummy in 'nodes', 'journals':
443
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175 path = os.path.join(self.dir, 'journals.%s'%cn)
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diff changeset
176 if os.path.exists(path):
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diff changeset
177 os.remove(path)
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178 elif os.path.exists(path+'.db'): # dbm appends .db
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179 os.remove(path+'.db')
46
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180
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181 def getclassdb(self, classname, mode='r'):
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182 ''' grab a connection to the class db that will be used for
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diff changeset
183 multiple actions
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184 '''
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185 if __debug__:
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186 print >>hyperdb.DEBUG, 'getclassdb', (self, classname, mode)
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187 return self.opendb('nodes.%s'%classname, mode)
444
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diff changeset
188
862
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diff changeset
189 def determine_db_type(self, path):
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190 ''' determine which DB wrote the class file
444
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parents: 443
diff changeset
191 '''
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diff changeset
192 db_type = ''
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diff changeset
193 if os.path.exists(path):
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diff changeset
194 db_type = whichdb.whichdb(path)
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diff changeset
195 if not db_type:
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diff changeset
196 raise DatabaseError, "Couldn't identify database type"
444
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diff changeset
197 elif os.path.exists(path+'.db'):
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diff changeset
198 # if the path ends in '.db', it's a dbm database, whether
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diff changeset
199 # anydbm says it's dbhash or not!
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diff changeset
200 db_type = 'dbm'
862
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201 return db_type
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diff changeset
202
891
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diff changeset
203 def opendb(self, name, mode):
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204 '''Low-level database opener that gets around anydbm/dbm
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diff changeset
205 eccentricities.
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206 '''
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diff changeset
207 if __debug__:
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diff changeset
208 print >>hyperdb.DEBUG, 'opendb', (self, name, mode)
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diff changeset
209
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diff changeset
210 # figure the class db type
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diff changeset
211 path = os.path.join(os.getcwd(), self.dir, name)
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diff changeset
212 db_type = self.determine_db_type(path)
443
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diff changeset
213
a0c598702f17 I fixed the problems with anydbm using the dbm module at the backend.
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diff changeset
214 # new database? let anydbm pick the best dbm
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diff changeset
215 if not db_type:
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diff changeset
216 if __debug__:
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diff changeset
217 print >>hyperdb.DEBUG, "opendb anydbm.open(%r, 'c')"%path
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diff changeset
218 return anydbm.open(path, 'c')
46
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parents:
diff changeset
219
443
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diff changeset
220 # open the database with the correct module
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diff changeset
221 try:
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diff changeset
222 dbm = __import__(db_type)
444
3fa2268041a8 Cor blimey this anydbm/whichdb stuff is yecchy.
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parents: 443
diff changeset
223 except ImportError:
1143
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diff changeset
224 raise DatabaseError, \
443
a0c598702f17 I fixed the problems with anydbm using the dbm module at the backend.
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diff changeset
225 "Couldn't open database - the required module '%s'"\
818
254b8d112eec cleaned up the indexer code:
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parents: 787
diff changeset
226 " is not available"%db_type
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diff changeset
227 if __debug__:
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diff changeset
228 print >>hyperdb.DEBUG, "opendb %r.open(%r, %r)"%(db_type, path,
719
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diff changeset
229 mode)
443
a0c598702f17 I fixed the problems with anydbm using the dbm module at the backend.
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diff changeset
230 return dbm.open(path, mode)
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parents: 440
diff changeset
231
690
509a101305da node ids are now generated from a lockable store - no more race conditions
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diff changeset
232 #
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diff changeset
233 # Node IDs
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parents: 676
diff changeset
234 #
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diff changeset
235 def newid(self, classname):
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diff changeset
236 ''' Generate a new id for the given class
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parents: 676
diff changeset
237 '''
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diff changeset
238 # open the ids DB - create if if doesn't exist
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parents: 890
diff changeset
239 db = self.opendb('_ids', 'c')
690
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parents: 676
diff changeset
240 if db.has_key(classname):
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parents: 676
diff changeset
241 newid = db[classname] = str(int(db[classname]) + 1)
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parents: 676
diff changeset
242 else:
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parents: 676
diff changeset
243 # the count() bit is transitional - older dbs won't start at 1
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parents: 676
diff changeset
244 newid = str(self.getclass(classname).count()+1)
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parents: 676
diff changeset
245 db[classname] = newid
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parents: 676
diff changeset
246 db.close()
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parents: 676
diff changeset
247 return newid
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parents: 676
diff changeset
248
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
249 def setid(self, classname, setid):
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parents: 950
diff changeset
250 ''' 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
251 '''
f615fbd02c18 full database export and import is done
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parents: 950
diff changeset
252 # open the ids DB - create if if doesn't exist
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parents: 950
diff changeset
253 db = self.opendb('_ids', 'c')
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parents: 950
diff changeset
254 db[classname] = str(setid)
f615fbd02c18 full database export and import is done
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parents: 950
diff changeset
255 db.close()
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
256
48
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
Richard Jones <richard@users.sourceforge.net>
parents: 46
diff changeset
257 #
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
Richard Jones <richard@users.sourceforge.net>
parents: 46
diff changeset
258 # Nodes
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
Richard Jones <richard@users.sourceforge.net>
parents: 46
diff changeset
259 #
46
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parents:
diff changeset
260 def addnode(self, classname, nodeid, node):
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
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parents:
diff changeset
261 ''' add the specified node to its class's db
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
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parents:
diff changeset
262 '''
719
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diff changeset
263 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
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parents: 697
diff changeset
264 print >>hyperdb.DEBUG, 'addnode', (self, classname, nodeid, node)
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
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parents: 1170
diff changeset
265
1176
bd3b57859c37 On second thought, that last checkin was dumb.
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parents: 1174
diff changeset
266 # we'll be supplied these props if we're doing an import
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parents: 1174
diff changeset
267 if not node.has_key('creator'):
bd3b57859c37 On second thought, that last checkin was dumb.
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parents: 1174
diff changeset
268 # add in the "calculated" properties (dupe so we don't affect
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
269 # calling code's node assumptions)
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
270 node = node.copy()
1800
a3b1b1dcf639 Use getuid(), not figure_curuserid()
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1794
diff changeset
271 node['creator'] = self.getuid()
2077
3e0961d6d44d Added the "actor" property.
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parents: 2076
diff changeset
272 node['actor'] = self.getuid()
1176
bd3b57859c37 On second thought, that last checkin was dumb.
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parents: 1174
diff changeset
273 node['creation'] = node['activity'] = date.Date()
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
274
430
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parents: 394
diff changeset
275 self.newnodes.setdefault(classname, {})[nodeid] = 1
350685601f37 Database transactions.
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parents: 394
diff changeset
276 self.cache.setdefault(classname, {})[nodeid] = node
350685601f37 Database transactions.
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parents: 394
diff changeset
277 self.savenode(classname, nodeid, node)
350685601f37 Database transactions.
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parents: 394
diff changeset
278
350685601f37 Database transactions.
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parents: 394
diff changeset
279 def setnode(self, classname, nodeid, node):
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parents: 394
diff changeset
280 ''' change the specified node
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
281 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
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diff changeset
282 if __debug__:
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diff changeset
283 print >>hyperdb.DEBUG, 'setnode', (self, classname, nodeid, node)
430
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diff changeset
284 self.dirtynodes.setdefault(classname, {})[nodeid] = 1
676
bc46480e2a2b Fixed serialisation problem...
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parents: 650
diff changeset
285
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
286 # 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
287 # calling code's node assumptions)
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
288 node = node.copy()
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
289 node['activity'] = date.Date()
2077
3e0961d6d44d Added the "actor" property.
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parents: 2076
diff changeset
290 node['actor'] = self.getuid()
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
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parents: 1170
diff changeset
291
430
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parents: 394
diff changeset
292 # can't set without having already loaded the node
350685601f37 Database transactions.
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parents: 394
diff changeset
293 self.cache[classname][nodeid] = node
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
294 self.savenode(classname, nodeid, node)
350685601f37 Database transactions.
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parents: 394
diff changeset
295
350685601f37 Database transactions.
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parents: 394
diff changeset
296 def savenode(self, classname, nodeid, node):
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parents: 394
diff changeset
297 ''' perform the saving of data specified by the set/addnode
350685601f37 Database transactions.
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parents: 394
diff changeset
298 '''
719
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diff changeset
299 if __debug__:
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diff changeset
300 print >>hyperdb.DEBUG, 'savenode', (self, classname, nodeid, node)
891
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parents: 890
diff changeset
301 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:
diff changeset
302
475
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 464
diff changeset
303 def getnode(self, classname, nodeid, db=None, cache=1):
460
9c895b44240a take a copy of the node dict...
Richard Jones <richard@users.sourceforge.net>
parents: 452
diff changeset
304 ''' get a node from the database
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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parents: 1751
diff changeset
305
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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parents: 1751
diff changeset
306 Note the "cache" parameter is not used, and exists purely for
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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parents: 1751
diff changeset
307 backward compatibility!
46
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parents:
diff changeset
308 '''
719
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diff changeset
309 if __debug__:
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diff changeset
310 print >>hyperdb.DEBUG, 'getnode', (self, classname, nodeid, db)
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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diff changeset
311
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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parents: 1751
diff changeset
312 # try the cache
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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diff changeset
313 cache_dict = self.cache.setdefault(classname, {})
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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parents: 1751
diff changeset
314 if cache_dict.has_key(nodeid):
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parents: 1751
diff changeset
315 if __debug__:
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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parents: 1751
diff changeset
316 print >>hyperdb.TRACE, 'get %s %s cached'%(classname,
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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parents: 1751
diff changeset
317 nodeid)
2237
f624fc20f8fe added capturing of stats
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parents: 2191
diff changeset
318 self.stats['cache_hits'] += 1
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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parents: 1751
diff changeset
319 return cache_dict[nodeid]
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
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parents: 697
diff changeset
320
fed4c363a7f3 node caching now works, and gives a small boost in performance
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parents: 697
diff changeset
321 if __debug__:
2237
f624fc20f8fe added capturing of stats
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parents: 2191
diff changeset
322 self.stats['cache_misses'] += 1
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
323 start_t = time.time()
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
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parents: 697
diff changeset
324 print >>hyperdb.TRACE, 'get %s %s'%(classname, nodeid)
430
350685601f37 Database transactions.
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parents: 394
diff changeset
325
350685601f37 Database transactions.
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parents: 394
diff changeset
326 # 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
327 if db is None:
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
328 db = self.getclassdb(classname)
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
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parents:
diff changeset
329 if not db.has_key(nodeid):
475
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 464
diff changeset
330 raise IndexError, "no such %s %s"%(classname, nodeid)
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
331
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
332 # check the uncommitted, destroyed nodes
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
333 if (self.destroyednodes.has_key(classname) and
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
334 self.destroyednodes[classname].has_key(nodeid)):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
335 raise IndexError, "no such %s %s"%(classname, nodeid)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
336
676
bc46480e2a2b Fixed serialisation problem...
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parents: 650
diff changeset
337 # decode
48
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
Richard Jones <richard@users.sourceforge.net>
parents: 46
diff changeset
338 res = marshal.loads(db[nodeid])
676
bc46480e2a2b Fixed serialisation problem...
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parents: 650
diff changeset
339
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
340 # reverse the serialisation
bc46480e2a2b Fixed serialisation problem...
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parents: 650
diff changeset
341 res = self.unserialise(classname, res)
bc46480e2a2b Fixed serialisation problem...
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diff changeset
342
719
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diff changeset
343 # store off in the cache dict
475
a1a44636bace Fix breakage caused by transaction changes.
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parents: 464
diff changeset
344 if cache:
719
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diff changeset
345 cache_dict[nodeid] = res
676
bc46480e2a2b Fixed serialisation problem...
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parents: 650
diff changeset
346
2237
f624fc20f8fe added capturing of stats
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parents: 2191
diff changeset
347 if __debug__:
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parents: 2191
diff changeset
348 self.stats['get_items'] += (time.time() - start_t)
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
349
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
350 return res
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
351
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
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diff changeset
352 def destroynode(self, classname, nodeid):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
353 '''Remove a node from the database. Called exclusively by the
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
354 destroy() method on Class.
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
355 '''
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
356 if __debug__:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
357 print >>hyperdb.DEBUG, 'destroynode', (self, classname, nodeid)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
358
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
359 # remove from cache and newnodes if it's there
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
360 if (self.cache.has_key(classname) and
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
361 self.cache[classname].has_key(nodeid)):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
362 del self.cache[classname][nodeid]
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
363 if (self.newnodes.has_key(classname) and
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
364 self.newnodes[classname].has_key(nodeid)):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
365 del self.newnodes[classname][nodeid]
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
366
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
367 # see if there's any obvious commit actions that we should get rid of
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
368 for entry in self.transactions[:]:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
369 if entry[1][:2] == (classname, nodeid):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
370 self.transactions.remove(entry)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
371
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
372 # add to the destroyednodes map
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
373 self.destroyednodes.setdefault(classname, {})[nodeid] = 1
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
374
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
375 # add the destroy commit action
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
376 self.transactions.append((self.doDestroyNode, (classname, nodeid)))
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
377
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
378 def serialise(self, 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
379 '''Copy the node contents, converting non-marshallable data into
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Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
380 marshallable data.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
381 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
382 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
383 print >>hyperdb.DEBUG, 'serialise', 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
384 properties = self.getclass(classname).getprops()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
385 d = {}
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
386 for k, v in node.items():
2963
d29673626906 fix some introduced import bugs
Richard Jones <richard@users.sourceforge.net>
parents: 2950
diff changeset
387 if k == self.RETIRED_FLAG:
d29673626906 fix some introduced import bugs
Richard Jones <richard@users.sourceforge.net>
parents: 2950
diff changeset
388 d[k] = v
d29673626906 fix some introduced import bugs
Richard Jones <richard@users.sourceforge.net>
parents: 2950
diff changeset
389 continue
d29673626906 fix some introduced import bugs
Richard Jones <richard@users.sourceforge.net>
parents: 2950
diff changeset
390
d29673626906 fix some introduced import bugs
Richard Jones <richard@users.sourceforge.net>
parents: 2950
diff changeset
391 # if the property doesn't exist then we really don't care
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
392 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
393 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
394
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
395 # 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
396 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
397
1252
209a47ede743 allow blank passwords again [SF#619714]
Richard Jones <richard@users.sourceforge.net>
parents: 1249
diff changeset
398 if 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
399 d[k] = str(v)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
400 elif isinstance(prop, Date) and v is not None:
964
832d1209aaa2 Preparing to turn back on link/unlink journal events.
Richard Jones <richard@users.sourceforge.net>
parents: 952
diff changeset
401 d[k] = v.serialise()
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
402 elif isinstance(prop, Interval) and v is not None:
964
832d1209aaa2 Preparing to turn back on link/unlink journal events.
Richard Jones <richard@users.sourceforge.net>
parents: 952
diff changeset
403 d[k] = v.serialise()
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
404 else:
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] = v
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
406 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
407
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
408 def unserialise(self, 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
409 '''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
410 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
411 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
412 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
413 properties = self.getclass(classname).getprops()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
414 d = {}
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
415 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
416 # 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
417 # 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
418 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
419 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
420 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
421
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
422 # 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
423 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
424
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
425 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
426 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
427 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
428 d[k] = date.Interval(v)
1252
209a47ede743 allow blank passwords again [SF#619714]
Richard Jones <richard@users.sourceforge.net>
parents: 1249
diff changeset
429 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
430 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
431 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
432 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
433 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
434 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
435 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
436
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
437 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
438 ''' 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
439 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
440 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
441 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
442
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
443 # try the cache
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
444 cache = self.cache.setdefault(classname, {})
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
445 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
446 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
447 print >>hyperdb.TRACE, 'has %s %s cached'%(classname, nodeid)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
448 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
449 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
450 print >>hyperdb.TRACE, 'has %s %s'%(classname, nodeid)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
451
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
452 # 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
453 if db is None:
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
454 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
455 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
456 return res
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
457
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
458 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
459 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
460 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
461
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
462 count = 0
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
463
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
464 # include the uncommitted nodes
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
465 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
466 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
467 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
468 count -= len(self.destroyednodes[classname])
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
469
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
470 # and count those in the DB
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
471 if db is None:
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
472 db = self.getclassdb(classname)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
473 count = count + len(db.keys())
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
474 return count
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
475
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
476
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
477 #
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
478 # 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
479 # inherited from FileStorage
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
480
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
481 #
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
482 # Journal
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
483 #
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
484 def addjournal(self, classname, nodeid, action, params, creator=None,
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
485 creation=None):
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
486 ''' Journal the Action
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
487 'action' may be:
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
488
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
489 '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
490 '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
491 'retire' -- 'params' is None
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
492 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
493 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
494 print >>hyperdb.DEBUG, 'addjournal', (self, classname, nodeid,
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
495 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
496 self.transactions.append((self.doSaveJournal, (classname, nodeid,
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
497 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
498
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
499 def setjournal(self, classname, nodeid, journal):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
500 '''Set the journal to the "journal" list.'''
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
501 if __debug__:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
502 print >>hyperdb.DEBUG, 'setjournal', (self, classname, nodeid,
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
503 journal)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
504 self.transactions.append((self.doSetJournal, (classname, nodeid,
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
505 journal)))
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
506
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
507 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
508 ''' 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
509
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
510 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
511 API)
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
512 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
513 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
514 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
515
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
516 # 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
517 res = []
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
518
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
519 # 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
520 # database
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
521 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
522 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
523 continue
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
524 (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
525 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
526 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
527 if not cache_creator:
1800
a3b1b1dcf639 Use getuid(), not figure_curuserid()
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1794
diff changeset
528 cache_creator = self.getuid()
1567
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
529 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
530 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
531 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
532 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
533
48
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
Richard Jones <richard@users.sourceforge.net>
parents: 46
diff changeset
534 # 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
535 # not exist
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
Richard Jones <richard@users.sourceforge.net>
parents: 46
diff changeset
536 try:
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
537 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
538 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
539 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
540 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
541 elif error.args[0] != 2:
1920
f9316d2cd5ba Fixed retirement of items in rdbms imports [SF#841355]
Richard Jones <richard@users.sourceforge.net>
parents: 1904
diff changeset
542 # this isn't a "not found" error, be alarmed!
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
543 raise
1920
f9316d2cd5ba Fixed retirement of items in rdbms imports [SF#841355]
Richard Jones <richard@users.sourceforge.net>
parents: 1904
diff changeset
544 if res:
f9316d2cd5ba Fixed retirement of items in rdbms imports [SF#841355]
Richard Jones <richard@users.sourceforge.net>
parents: 1904
diff changeset
545 # we have unsaved journal entries, return them
f9316d2cd5ba Fixed retirement of items in rdbms imports [SF#841355]
Richard Jones <richard@users.sourceforge.net>
parents: 1904
diff changeset
546 return res
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
547 raise IndexError, 'no such %s %s'%(classname, nodeid)
787
b6b0a92e0738 More informative error message
Richard Jones <richard@users.sourceforge.net>
parents: 778
diff changeset
548 try:
b6b0a92e0738 More informative error message
Richard Jones <richard@users.sourceforge.net>
parents: 778
diff changeset
549 journal = marshal.loads(db[nodeid])
b6b0a92e0738 More informative error message
Richard Jones <richard@users.sourceforge.net>
parents: 778
diff changeset
550 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
551 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
552 if res:
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
553 # 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
554 return res
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
555 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
556 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
557
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
558 # 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
559 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
560 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
561 return res
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
562
562
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
563 def pack(self, pack_before):
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
564 ''' Delete all journal entries except "create" before 'pack_before'.
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
565 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
566 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
567 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
568
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
569 pack_before = pack_before.serialise()
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
570 for classname in self.getclasses():
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
571 # 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
572 db_name = 'journals.%s'%classname
862
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
573 path = os.path.join(os.getcwd(), self.dir, classname)
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
574 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
575 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
576
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
577 for key in db.keys():
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
578 # 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
579 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
580 l = []
567
9ca63f7332a7 last_set_entry was referenced before assignment
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 566
diff changeset
581 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
582 for entry in journal:
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
583 # 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
584 (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
585 params) = entry
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
586 # if the entry is after the pack date, _or_ the initial
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
587 # 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
588 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
589 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
590 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
591 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
592 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
593 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
594
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
595
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
596 #
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
597 # Basic transaction support
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
598 #
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
599 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
600 ''' 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
601 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
602 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
603 print >>hyperdb.DEBUG, 'commit', (self,)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
604
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
605 # keep a handle to all the database files opened
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
606 self.databases = {}
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
607
1904
9445caec3ff5 more database closing cleanups, finally mysql has no dangling references
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
608 try:
9445caec3ff5 more database closing cleanups, finally mysql has no dangling references
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
609 # now, do all the transactions
9445caec3ff5 more database closing cleanups, finally mysql has no dangling references
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
610 reindex = {}
9445caec3ff5 more database closing cleanups, finally mysql has no dangling references
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
611 for method, args in self.transactions:
9445caec3ff5 more database closing cleanups, finally mysql has no dangling references
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
612 reindex[method(*args)] = 1
9445caec3ff5 more database closing cleanups, finally mysql has no dangling references
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
613 finally:
9445caec3ff5 more database closing cleanups, finally mysql has no dangling references
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
614 # make sure we close all the database files
9445caec3ff5 more database closing cleanups, finally mysql has no dangling references
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
615 for db in self.databases.values():
9445caec3ff5 more database closing cleanups, finally mysql has no dangling references
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
616 db.close()
9445caec3ff5 more database closing cleanups, finally mysql has no dangling references
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
617 del self.databases
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
618
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
619 # reindex the nodes that request it
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
620 for classname, nodeid in filter(None, reindex.keys()):
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
621 print >>hyperdb.DEBUG, 'commit.reindex', (classname, nodeid)
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
622 self.getclass(classname).index(nodeid)
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
623
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
624 # save the indexer state
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
625 self.indexer.save_index()
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
626
1181
49aebf5a8691 some speedups, some fixes to the benchmarking
Richard Jones <richard@users.sourceforge.net>
parents: 1176
diff changeset
627 self.clearCache()
49aebf5a8691 some speedups, some fixes to the benchmarking
Richard Jones <richard@users.sourceforge.net>
parents: 1176
diff changeset
628
49aebf5a8691 some speedups, some fixes to the benchmarking
Richard Jones <richard@users.sourceforge.net>
parents: 1176
diff changeset
629 def clearCache(self):
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
630 # all transactions committed, back to normal
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
631 self.cache = {}
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
632 self.dirtynodes = {}
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
633 self.newnodes = {}
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
634 self.destroyednodes = {}
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
635 self.transactions = []
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
636
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
637 def getCachedClassDB(self, classname):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
638 ''' 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
639 '''
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
640 # get the database handle
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
641 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
642 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
643 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
644 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
645
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
646 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
647 if __debug__:
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
648 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
649 node)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
650
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
651 db = self.getCachedClassDB(classname)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
652
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
653 # now save the marshalled data
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
654 db[nodeid] = marshal.dumps(self.serialise(classname, node))
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
655
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
656 # return the classname, nodeid so we reindex this content
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
657 return (classname, nodeid)
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
658
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
659 def getCachedJournalDB(self, classname):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
660 ''' 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
661 '''
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
662 # get the database handle
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
663 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
664 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
665 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
666 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
667
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
668 def doSaveJournal(self, classname, nodeid, action, params, creator,
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
669 creation):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
670 # serialise the parameters now if necessary
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
671 if isinstance(params, type({})):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
672 if action in ('set', 'create'):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
673 params = self.serialise(classname, params)
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
674
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
675 # 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
676 # supplied on importing an existing database)
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
677 if creator:
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
678 journaltag = creator
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
679 else:
1800
a3b1b1dcf639 Use getuid(), not figure_curuserid()
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1794
diff changeset
680 journaltag = self.getuid()
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
681 if creation:
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
682 journaldate = creation.serialise()
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
683 else:
964
832d1209aaa2 Preparing to turn back on link/unlink journal events.
Richard Jones <richard@users.sourceforge.net>
parents: 952
diff changeset
684 journaldate = date.Date().serialise()
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
685
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
686 # create the journal entry
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
687 entry = (nodeid, journaldate, journaltag, action, params)
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
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__:
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
690 print >>hyperdb.DEBUG, 'doSaveJournal', entry
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
691
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
692 db = self.getCachedJournalDB(classname)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
693
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
694 # now insert the journal entry
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
695 if db.has_key(nodeid):
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
696 # append to existing
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
697 s = db[nodeid]
650
9b2575610953 Ran it through pychecker, made fixes
Richard Jones <richard@users.sourceforge.net>
parents: 646
diff changeset
698 l = marshal.loads(s)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
699 l.append(entry)
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
700 else:
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
701 l = [entry]
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
702
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
703 db[nodeid] = marshal.dumps(l)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
704
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
705 def doSetJournal(self, classname, nodeid, journal):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
706 l = []
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
707 for nodeid, journaldate, journaltag, action, params in journal:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
708 # serialise the parameters now if necessary
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
709 if isinstance(params, type({})):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
710 if action in ('set', 'create'):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
711 params = self.serialise(classname, params)
2513
7e823f8938e9 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2506
diff changeset
712 journaldate = journaldate.serialise()
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
713 l.append((nodeid, journaldate, journaltag, action, params))
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
714 db = self.getCachedJournalDB(classname)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
715 db[nodeid] = marshal.dumps(l)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
716
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
717 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
718 if __debug__:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
719 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
720
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
721 # 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
722 db = self.getCachedClassDB(classname)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
723 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
724 del db[nodeid]
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
725
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
726 # delete from the database
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
727 db = self.getCachedJournalDB(classname)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
728 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
729 del db[nodeid]
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
730
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
731 # 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
732 return (classname, nodeid)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
733
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
734 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
735 ''' 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
736 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
737 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
738 print >>hyperdb.DEBUG, 'rollback', (self, )
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
739 for method, args in self.transactions:
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
740 # delete temporary files
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
741 if method == self.doStoreFile:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
742 self.rollbackStoreFile(*args)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
743 self.cache = {}
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
744 self.dirtynodes = {}
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
745 self.newnodes = {}
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
746 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
747 self.transactions = []
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
748
1131
92e92ae58494 add close() methods where they are missing!
Richard Jones <richard@users.sourceforge.net>
parents: 1127
diff changeset
749 def close(self):
92e92ae58494 add close() methods where they are missing!
Richard Jones <richard@users.sourceforge.net>
parents: 1127
diff changeset
750 ''' Nothing to do
92e92ae58494 add close() methods where they are missing!
Richard Jones <richard@users.sourceforge.net>
parents: 1127
diff changeset
751 '''
1333
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
752 if self.lockfile is not None:
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
753 locking.release_lock(self.lockfile)
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
754 self.lockfile.close()
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
755 self.lockfile = None
1131
92e92ae58494 add close() methods where they are missing!
Richard Jones <richard@users.sourceforge.net>
parents: 1127
diff changeset
756
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
757 _marker = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
758 class Class(hyperdb.Class):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
759 '''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
760
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
761 def __init__(self, db, classname, **properties):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
762 '''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
763
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
764 '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
765 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
766 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
767 '''
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
768 for name in 'creation activity creator actor'.split():
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
769 if properties.has_key(name):
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
770 raise ValueError, '"creation", "activity", "creator" and '\
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
771 '"actor" are reserved'
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
772
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
773 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
774 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
775 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
776 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
777
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
778 # 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
779 self.do_journal = 1
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
780
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
781 # 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
782 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
783
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
784 self.auditors = {'create': [], 'set': [], 'retire': [], 'restore': []}
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
785 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
786
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
787 def enableJournalling(self):
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
788 '''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
789 '''
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
790 self.do_journal = 1
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
791
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
792 def disableJournalling(self):
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
793 '''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
794 '''
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
795 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
796
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
797 # 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
798
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
799 def create(self, **propvalues):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
800 '''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
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 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
803
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
804 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
805 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
806
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
807 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
808 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
809
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
810 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
811 '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
812
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 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
814 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
815
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
816 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
817 to modify the "creation" or "activity" properties cause a KeyError.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
818 '''
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
819 self.fireAuditors('create', None, propvalues)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
820 newid = self.create_inner(**propvalues)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
821 self.fireReactors('create', newid, None)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
822 return newid
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
823
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
824 def create_inner(self, **propvalues):
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
825 ''' 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
826 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
827 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
828 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
829
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
830 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
831 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
832
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
833 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
834 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
835 # 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
836 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
837
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
838 # 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
839 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
840 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
841 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
842 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
843 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
844 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
845 pass
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
846 else:
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 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
848
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
849 # 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
850 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
851 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
852 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
853 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
854 key)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
855
950
cb821cc1c00b handle "unset" initial Link values (!)
Richard Jones <richard@users.sourceforge.net>
parents: 940
diff changeset
856 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
857 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
858 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
859 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
860 # 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
861 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
862 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
863 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
864 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
865 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
866 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
867 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
868 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
869
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
870 # 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
871 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
872
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
873 # 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
874 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
875 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
876 (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
877
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
878 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
879 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
880 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
881
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
882 # 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
883 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
884 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
885 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
886 if type(entry) != type(''):
1049
Richard Jones <richard@users.sourceforge.net>
parents: 1045
diff changeset
887 raise ValueError, '"%s" multilink value (%r) '\
1045
0564eb2f4bda better error message
Richard Jones <richard@users.sourceforge.net>
parents: 1038
diff changeset
888 '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
889 # 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
890 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
891 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
892 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
893 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
894 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
895 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
896 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
897 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
898 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
899
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
900 # 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
901 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
902 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
903 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
904 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
905 # 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
906 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
907 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
908 (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
909
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
910 elif isinstance(prop, String):
1383
f19dde90e473 applied unicode patch
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1351
diff changeset
911 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
912 raise TypeError, 'new property "%s" not a string'%key
2893
17df4dc4ae51 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2616
diff changeset
913 if prop.indexme:
17df4dc4ae51 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2616
diff changeset
914 self.db.indexer.add_text((self.classname, newid, key),
17df4dc4ae51 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2616
diff changeset
915 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
916
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
917 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
918 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
919 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
920
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
921 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
922 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
923 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
924
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
925 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
926 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
927 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
928
887
e7169d6e6e45 added tests for number type too
Richard Jones <richard@users.sourceforge.net>
parents: 886
diff changeset
929 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
930 try:
890
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
931 float(value)
887
e7169d6e6e45 added tests for number type too
Richard Jones <richard@users.sourceforge.net>
parents: 886
diff changeset
932 except ValueError:
890
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
933 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
934
887
e7169d6e6e45 added tests for number type too
Richard Jones <richard@users.sourceforge.net>
parents: 886
diff changeset
935 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
936 try:
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
937 int(value)
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
938 except ValueError:
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
939 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
940
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
941 # 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
942 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
943 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
944 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
945 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
946 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
947 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
948 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
949
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
950 # done
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
951 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
952 if self.do_journal:
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
953 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
954
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
955 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
956
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
957 def get(self, nodeid, propname, default=_marker, cache=1):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
958 '''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
959
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
960 '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
961 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
962 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
963
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
964 'cache' exists for backward compatibility, and is not used.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
965
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
966 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
967 do the right thing.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
968 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
969 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
970 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
971
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
972 # get the node's dict
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
973 d = self.db.getnode(self.classname, nodeid)
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
974
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
975 # 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
976 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
977 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
978 return d['creation']
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
979 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
980 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
981 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
982 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
983 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
984 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
985 # 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
986 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
987 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
988 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
989 return d['activity']
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
990 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
991 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
992 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
993 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
994 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
995 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
996 # 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
997 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
998 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
999 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
1000 return d['creator']
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1001 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
1002 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
1003 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
1004 if journal:
1176
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1005 num_re = re.compile('^\d+$')
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1006 value = journal[0][2]
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1007 if num_re.match(value):
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1008 return value
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1009 else:
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1010 # old-style "username" journal tag
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1011 try:
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1012 return self.db.user.lookup(value)
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1013 except KeyError:
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1014 # user's been retired, return admin
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1015 return '1'
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1016 else:
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1017 return self.db.getuid()
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1018 if propname == 'actor':
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1019 if d.has_key('actor'):
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1020 return d['actor']
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1021 if not self.do_journal:
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1022 raise ValueError, 'Journalling is disabled for this class'
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1023 journal = self.db.getjournal(self.classname, nodeid)
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1024 if journal:
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1025 num_re = re.compile('^\d+$')
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1026 value = journal[-1][2]
1176
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1027 if num_re.match(value):
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1028 return value
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1029 else:
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1030 # old-style "username" journal tag
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1031 try:
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1032 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
1033 except KeyError:
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1034 # 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
1035 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
1036 else:
1800
a3b1b1dcf639 Use getuid(), not figure_curuserid()
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1794
diff changeset
1037 return self.db.getuid()
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1038
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1039 # 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
1040 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
1041
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1042 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
1043 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
1044 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
1045 return []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1046 else:
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 None
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1048 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1049 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
1050
1014
8816534e6a1a Fixed nasty bug that was preventing changes to multilinks going through.
Richard Jones <richard@users.sourceforge.net>
parents: 1002
diff changeset
1051 # 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
1052 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
1053 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
1054
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1055 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
1056
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1057 def set(self, nodeid, **propvalues):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1058 '''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
1059
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1060 '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
1061 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
1062
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1063 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
1064 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
1065
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1066 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
1067 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
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 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
1070 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
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 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
1073 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
1074
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1075 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
1076 to modify the "creation" or "activity" properties cause a KeyError.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1077 '''
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1078 self.fireAuditors('set', nodeid, propvalues)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1079 oldvalues = copy.deepcopy(self.db.getnode(self.classname, nodeid))
2609
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
1080 for name,prop in self.getprops(protected=0).items():
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
1081 if oldvalues.has_key(name):
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
1082 continue
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
1083 if isinstance(prop, Multilink):
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
1084 oldvalues[name] = []
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
1085 else:
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
1086 oldvalues[name] = None
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1087 propvalues = self.set_inner(nodeid, **propvalues)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1088 self.fireReactors('set', nodeid, oldvalues)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1089 return propvalues
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1090
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1091 def set_inner(self, nodeid, **propvalues):
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1092 ''' Called by set, in-between the audit and react calls.
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1093 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1094 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
1095 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
1096
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1097 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
1098 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
1099
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1100 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
1101 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
1102
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1103 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
1104 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
1105
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1106 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
1107 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
1108 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
1109 num_re = re.compile('^\d+$')
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1110
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1111 # 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
1112 journalvalues = {}
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1113
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1114 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
1115 # 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
1116 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
1117 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1118 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
1119 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
1120 pass
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1121 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1122 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
1123
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1124 # 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
1125 # ... 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
1126 # 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
1127 try:
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1128 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
1129 except KeyError:
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1130 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
1131 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
1132
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1133 # 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
1134 # doing anything
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
1135 current = node.get(propname, None)
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
1136 if value == current:
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1137 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
1138 continue
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
1139 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
1140
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1141 # 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
1142 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
1143 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
1144 # 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
1145 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
1146 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
1147 propname)
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1148 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
1149 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1150 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
1151 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
1152 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
1153 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
1154
927
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1155 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
1156 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
1157 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
1158
927
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1159 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
1160 # 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
1161 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
1162 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
1163 (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
1164
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1165 # 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
1166 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
1167 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
1168 (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
1169
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1170 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
1171 if type(value) != type([]):
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1172 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
1173 ' ids'%propname
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1174 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
1175 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1176 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
1177 # 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
1178 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
1179 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
1180 '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
1181 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
1182 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1183 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
1184 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
1185 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
1186 propname, entry,
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1187 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
1188 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
1189 value = l
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1190 propvalues[propname] = value
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1191
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1192 # 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
1193 add = []
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1194 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
1195
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1196 # handle removals
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1197 if node.has_key(propname):
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1198 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
1199 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1200 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1201 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
1202 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
1203 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1204 # 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
1205 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
1206 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
1207 (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
1208 l.remove(id)
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1209 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
1210
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1211 # 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
1212 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
1213 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
1214 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
1215 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
1216 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1217 # 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
1218 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
1219 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
1220 (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
1221 l.append(id)
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1222 add.append(id)
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1223
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1224 # figure the journal entry
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1225 l = []
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1226 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
1227 l.append(('+', add))
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1228 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
1229 l.append(('-', remove))
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1230 if l:
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1231 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
1232
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1233 elif isinstance(prop, String):
1383
f19dde90e473 applied unicode patch
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1351
diff changeset
1234 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
1235 raise TypeError, 'new property "%s" not a string'%propname
2893
17df4dc4ae51 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2616
diff changeset
1236 if prop.indexme:
17df4dc4ae51 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2616
diff changeset
1237 self.db.indexer.add_text((self.classname, nodeid, propname),
17df4dc4ae51 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2616
diff changeset
1238 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
1239
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1240 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
1241 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
1242 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
1243 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
1244
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1245 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
1246 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
1247 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
1248 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
1249
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1250 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
1251 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
1252 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
1253 'Interval'%propname
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1254 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
1255
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1256 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
1257 try:
890
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1258 float(value)
887
e7169d6e6e45 added tests for number type too
Richard Jones <richard@users.sourceforge.net>
parents: 886
diff changeset
1259 except ValueError:
890
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1260 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
1261
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1262 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
1263 try:
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1264 int(value)
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1265 except ValueError:
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1266 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
1267
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1268 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
1269
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1270 # 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
1271 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
1272 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
1273
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1274 # 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
1275 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
1276
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1277 if self.do_journal:
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
1278 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
1279
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1280 return 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
1281
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1282 def retire(self, nodeid):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1283 '''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
1284
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1285 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
1286 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
1287
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1288 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
1289 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
1290
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1291 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
1292 to modify the "creation" or "activity" properties cause a KeyError.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1293 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1294 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
1295 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
1296
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1297 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
1298
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1299 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
1300 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
1301 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
1302 if self.do_journal:
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1303 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
1304
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1305 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
1306
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1307 def restore(self, nodeid):
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1308 '''Restpre a retired node.
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1309
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1310 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
1311 '''
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1312 if self.db.journaltag is None:
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1313 raise DatabaseError, 'Database open read-only'
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1314
1523
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1315 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
1316 # 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
1317 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
1318 try:
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1319 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
1320 except KeyError:
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1321 pass
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1322 else:
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1323 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
1324 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
1325 # Now we can safely restore node
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1326 self.fireAuditors('restore', nodeid, None)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1327 del node[self.db.RETIRED_FLAG]
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1328 self.db.setnode(self.classname, nodeid, node)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1329 if self.do_journal:
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1330 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
1331
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1332 self.fireReactors('restore', nodeid, None)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1333
1476
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
1334 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
1335 '''Return true if the node is retired.
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 930
diff changeset
1336 '''
1476
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
1337 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
1338 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
1339 return 1
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 930
diff changeset
1340 return 0
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 930
diff changeset
1341
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1342 def destroy(self, nodeid):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1343 '''Destroy a node.
1333
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
1344
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1345 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
1346 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
1347 deleted
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1348
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1349 WARNING: use retire() instead
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1350
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1351 WARNING: the properties of this node will not be available ever again
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1352
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1353 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
1354
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1355 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
1356 support the session storage of the cgi interface.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1357 '''
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1358 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
1359 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
1360 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
1361
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1362 def history(self, nodeid):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1363 '''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
1364
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1365 '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
1366 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
1367
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1368 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
1369
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
1370 (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
1371
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1372 '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
1373 'tag' is the journaltag specified when the database was opened.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1374 '''
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1375 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
1376 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
1377 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
1378
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1379 # 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
1380 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
1381 '''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
1382 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1383 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
1384
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1385 def setkey(self, propname):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1386 '''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
1387
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1388 '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
1389 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
1390 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
1391 property doesn't exist, KeyError is raised.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1392 '''
862
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
1393 prop = self.getprops()[propname]
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
1394 if not isinstance(prop, String):
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
1395 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
1396 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
1397
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 getkey(self):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1399 '''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
1400 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
1401
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1402 def labelprop(self, default_to_id=0):
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1403 '''Return the property name for a label for the given 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
1404
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1405 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
1406 It tries the following in order:
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1407
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1408 1. key property
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1409 2. "name" property
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1410 3. "title" property
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1411 4. first property from the sorted property name 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
1412 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1413 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
1414 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
1415 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
1416 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
1417 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
1418 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
1419 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
1420 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
1421 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
1422 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
1423 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
1424 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
1425 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
1426
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1427 # 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
1428 def lookup(self, keyvalue):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1429 '''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
1430
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1431 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
1432 '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
1433 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
1434 otherwise a KeyError is raised.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1435 '''
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1436 if not self.key:
1127
22517f9e3b1e nicer error message
Richard Jones <richard@users.sourceforge.net>
parents: 1103
diff changeset
1437 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
1438 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
1439 try:
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1440 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
1441 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
1442 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
1443 continue
2607
b1bf4aee5def merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2604
diff changeset
1444 if not node.has_key(self.key):
b1bf4aee5def merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2604
diff changeset
1445 continue
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1446 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
1447 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
1448 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1449 cldb.close()
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1450 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
1451 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
1452
1103
db787cef1385 handled some XXXs
Richard Jones <richard@users.sourceforge.net>
parents: 1099
diff changeset
1453 # 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
1454 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
1455 '''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
1456
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1457 '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
1458 propname={itemid:1, }
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
1459 '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
1460 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
1461 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
1462
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1463 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
1464 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
1465 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
1466 issues:
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
1467
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1468 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
1469 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1470 propspec = propspec.items()
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1471 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
1472 # 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
1473 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
1474 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
1475 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
1476
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1477 # 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
1478 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
1479 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1480 try:
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1481 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
1482 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
1483 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
1484 continue
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1485 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
1486 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
1487 itemids = {itemids:1}
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1488
2452
ce7cfd3ac27b merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2438
diff changeset
1489 # special case if the item doesn't have this property
ce7cfd3ac27b merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2438
diff changeset
1490 if not item.has_key(propname):
ce7cfd3ac27b merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2438
diff changeset
1491 if itemids.has_key(None):
ce7cfd3ac27b merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2438
diff changeset
1492 l.append(id)
ce7cfd3ac27b merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2438
diff changeset
1493 break
ce7cfd3ac27b merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2438
diff changeset
1494 continue
ce7cfd3ac27b merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2438
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 # 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
1497 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
1498 value = item[propname]
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1499 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
1500 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
1501 break
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1502 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
1503 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
1504 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
1505 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
1506 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
1507 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
1508 break
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1509 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
1510 break
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1511 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1512 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
1513 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
1514
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1515 def stringFind(self, **requirements):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1516 '''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
1517 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
1518
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1519 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
1520
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1521 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
1522 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1523 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
1524 prop = self.properties[propname]
1951
767ff2a03eee more unit tests to improve coverage (up from 85% to 88% for anydbm! :)
Richard Jones <richard@users.sourceforge.net>
parents: 1926
diff changeset
1525 if not isinstance(prop, 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
1526 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
1527 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
1528 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1529 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
1530 try:
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1531 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
1532 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
1533 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
1534 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1535 for key, value in requirements.items():
1296
34b1e6490e65 hardening for stringFind with missing props
Richard Jones <richard@users.sourceforge.net>
parents: 1252
diff changeset
1536 if not node.has_key(key):
34b1e6490e65 hardening for stringFind with missing props
Richard Jones <richard@users.sourceforge.net>
parents: 1252
diff changeset
1537 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
1538 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
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 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1541 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
1542 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1543 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
1544 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
1545
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1546 def list(self):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1547 ''' 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
1548 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1549 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1550 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
1551 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
1552 try:
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1553 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
1554 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
1555 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
1556 continue
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.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
1558 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1559 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
1560 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
1561 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
1562
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1563 def getnodeids(self, db=None):
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1564 ''' Return a list of ALL nodeids
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1565 '''
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1566 if __debug__:
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1567 print >>hyperdb.DEBUG, 'getnodeids', (self, self.classname, db)
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1568
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1569 res = []
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1570
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1571 # 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
1572 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
1573 res += self.db.newnodes[self.classname].keys()
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1574
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1575 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
1576 db = self.db.getclassdb(self.classname)
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1577 res = res + db.keys()
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1578
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1579 # 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
1580 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
1581 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
1582 if db.has_key(nodeid):
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1583 res.remove(nodeid)
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1584
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1585 return res
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1586
1249
6c24a86a12ae Fixes for SourceForge tracker bugs.
Richard Jones <richard@users.sourceforge.net>
parents: 1246
diff changeset
1587 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
1588 group=(None,None), num_re = re.compile('^\d+$')):
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1589 """Return a list of the ids of the active nodes in this class that
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1590 match the 'filter' spec, sorted by the group spec and then the
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1591 sort spec.
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1592
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1593 "filterspec" is {propname: value(s)}
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1594
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1595 "sort" and "group" are (dir, prop) where dir is '+', '-' or None
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1596 and prop is a prop name or None
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1597
2363
c69b67905043 backport from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2317
diff changeset
1598 "search_matches" is {nodeid: marker} or None
1170
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1159
diff changeset
1599
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1600 The filter must match all properties specificed - but if the
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1601 property value to match is a list, any one of the values in the
2604
b3ea6bad36b7 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2598
diff changeset
1602 list may match for that property to match.
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1955
diff changeset
1603 """
2237
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
1604 if __debug__:
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
1605 start_t = time.time()
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
1606
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1607 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
1608
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1609 # 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
1610 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1611 props = self.getprops()
2485
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1612 LINK = 'spec:link'
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1613 MULTILINK = 'spec:multilink'
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1614 STRING = 'spec:string'
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1615 DATE = 'spec:date'
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1616 INTERVAL = 'spec:interval'
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1617 OTHER = 'spec:other'
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1618
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1619 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
1620 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
1621 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
1622 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
1623 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
1624 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
1625 u = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1626 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
1627 # 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
1628 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
1629 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
1630 u.append(entry)
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1631 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
1632 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
1633 # the value -1 is a special "not set" sentinel
1558
Richard Jones <richard@users.sourceforge.net>
parents: 1556
diff changeset
1634 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
1635 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
1636 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
1637 v = [v]
1955
b00ad075bb2f more unit tests, fixes and cleanups
Richard Jones <richard@users.sourceforge.net>
parents: 1951
diff changeset
1638 l.append((MULTILINK, k, v))
1303
71be6588904f fixed filtering by id in anydbm
Richard Jones <richard@users.sourceforge.net>
parents: 1296
diff changeset
1639 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
1640 if type(v) is not type([]):
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1641 v = [v]
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1642 m = []
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1643 for v in v:
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1644 # simple glob searching
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1645 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
1646 v = v.replace('?', '.')
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1647 v = v.replace('*', '.*?')
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1648 m.append(v)
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1649 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
1650 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
1651 elif isinstance(propclass, Date):
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1652 try:
2965
0e1860dcb328 unit test fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2963
diff changeset
1653 date_rng = date.Range(v, date.Date, offset=timezone)
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1654 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
1655 except ValueError:
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1656 # 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
1657 pass
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1658 elif isinstance(propclass, Interval):
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1659 try:
2965
0e1860dcb328 unit test fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2963
diff changeset
1660 intv_rng = date.Range(v, date.Interval)
1596
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1661 l.append((INTERVAL, k, intv_rng))
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1662 except ValueError:
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1663 # 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
1664 pass
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1665
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1666 elif isinstance(propclass, Boolean):
2454
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1667 if type(v) != type([]):
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1668 v = v.split(',')
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1669 bv = []
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1670 for val in v:
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1671 if type(val) is type(''):
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1672 bv.append(val.lower() in ('yes', 'true', 'on', '1'))
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1673 else:
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1674 bv.append(val)
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1675 l.append((OTHER, k, bv))
2454
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1676
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1677 elif k == 'id':
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1678 if type(v) != type([]):
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1679 v = v.split(',')
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1680 l.append((OTHER, k, [str(int(val)) for val in v]))
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1681
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1682 elif isinstance(propclass, Number):
2454
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1683 if type(v) != type([]):
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1684 v = v.split(',')
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1685 l.append((OTHER, k, [float(val) for val in v]))
32c813e7f03f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2452
diff changeset
1686
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1687 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
1688
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1689 # now, find all the nodes that are active and pass filtering
2239
c8a06e10e2c6 much faster anydbm filter(), but it breaks most filtering tests
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
1690 matches = []
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1691 cldb = self.db.getclassdb(cn)
2252
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1692 t = 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
1693 try:
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1694 # TODO: only full-scan once (use items())
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1695 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
1696 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
1697 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
1698 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1699 # 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
1700 for t, k, v in filterspec:
1303
71be6588904f fixed filtering by id in anydbm
Richard Jones <richard@users.sourceforge.net>
parents: 1296
diff changeset
1701 # handle the id prop
2485
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1702 if k == 'id':
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1703 if nodeid not in v:
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1704 break
1303
71be6588904f fixed filtering by id in anydbm
Richard Jones <richard@users.sourceforge.net>
parents: 1296
diff changeset
1705 continue
71be6588904f fixed filtering by id in anydbm
Richard Jones <richard@users.sourceforge.net>
parents: 1296
diff changeset
1706
2485
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1707 # get the node value
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1708 nv = node.get(k, None)
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1709
2616
eaf74cf96cfa removed references to py2.3+ boolean values [SF#995682]
Richard Jones <richard@users.sourceforge.net>
parents: 2609
diff changeset
1710 match = 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
1711
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1712 # now apply the property filter
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1713 if t == LINK:
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1714 # 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
1715 # filterspec's nodeid list, skip it
2485
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1716 match = nv in v
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1717 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
1718 # 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
1719 # 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
1720 # it
2485
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1721 nv = node.get(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
1722
2485
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1723 # check for matching the absence of multilink values
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1724 if not v:
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1725 match = not nv
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1726 else:
2485
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1727 # othewise, make sure this node has each of the
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1728 # required values
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1729 for want in v:
2604
b3ea6bad36b7 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2598
diff changeset
1730 if want in nv:
2616
eaf74cf96cfa removed references to py2.3+ boolean values [SF#995682]
Richard Jones <richard@users.sourceforge.net>
parents: 2609
diff changeset
1731 match = 1
2485
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1732 break
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1733 elif t == STRING:
2485
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1734 if nv is None:
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1735 nv = ''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1736 # RE search
2485
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1737 match = v.search(nv)
1596
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1738 elif t == DATE or t == INTERVAL:
2485
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1739 if nv is None:
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1740 match = v is None
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1741 else:
2485
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1742 if v.to_value:
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1743 if v.from_value <= nv and v.to_value >= nv:
2616
eaf74cf96cfa removed references to py2.3+ boolean values [SF#995682]
Richard Jones <richard@users.sourceforge.net>
parents: 2609
diff changeset
1744 match = 1
2485
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1745 else:
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1746 if v.from_value <= nv:
2616
eaf74cf96cfa removed references to py2.3+ boolean values [SF#995682]
Richard Jones <richard@users.sourceforge.net>
parents: 2609
diff changeset
1747 match = 1
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1748 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
1749 # straight value comparison for the other types
2485
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1750 match = nv in v
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1751 if not match:
6e8ecdb19e6a fix anydbm so search for None Link value works...
Richard Jones <richard@users.sourceforge.net>
parents: 2454
diff changeset
1752 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
1753 else:
2239
c8a06e10e2c6 much faster anydbm filter(), but it breaks most filtering tests
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
1754 matches.append([nodeid, node])
2252
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1755
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1756 # filter based on full text search
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1757 if search_matches is not None:
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1758 k = []
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1759 for v in matches:
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1760 if search_matches.has_key(v[0]):
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1761 k.append(v)
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1762 matches = k
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1763
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1764 # always sort by id if no other sort is specified
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1765 if sort == (None, None):
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1766 sort = ('+', 'id')
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1767
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1768 # add sorting information to the match entries
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1769 directions = []
2438
d067a4a7ace9 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2423
diff changeset
1770 JPROPS = {'actor':1, 'activity':1, 'creator':1, 'creation':1}
2252
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1771 for dir, prop in sort, group:
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1772 if dir is None or prop is None:
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1773 continue
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1774 directions.append(dir)
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1775 propclass = props[prop]
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1776 try:
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1777 # cache the opened link class db, if needed.
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1778 lcldb = None
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1779 # cache the linked class items too
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1780 lcache = {}
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1781
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1782 for entry in matches:
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1783 itemid = entry[-2]
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1784 item = entry[-1]
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1785 # handle the properties that might be "faked"
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1786 # also, handle possible missing properties
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1787 try:
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1788 v = item[prop]
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1789 except KeyError:
2438
d067a4a7ace9 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2423
diff changeset
1790 if JPROPS.has_key(prop):
d067a4a7ace9 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2423
diff changeset
1791 # force lookup of the special journal prop
d067a4a7ace9 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2423
diff changeset
1792 v = self.get(itemid, prop)
d067a4a7ace9 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2423
diff changeset
1793 else:
d067a4a7ace9 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2423
diff changeset
1794 # the node doesn't have a value for this
d067a4a7ace9 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2423
diff changeset
1795 # property
d067a4a7ace9 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2423
diff changeset
1796 if isinstance(propclass, Multilink): v = []
d067a4a7ace9 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2423
diff changeset
1797 else: v = None
d067a4a7ace9 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2423
diff changeset
1798 entry.insert(0, v)
d067a4a7ace9 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2423
diff changeset
1799 continue
2252
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1800
2288
105a4079b98f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2252
diff changeset
1801 # missing (None) values are always sorted first
105a4079b98f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2252
diff changeset
1802 if v is None:
105a4079b98f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2252
diff changeset
1803 entry.insert(0, v)
105a4079b98f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2252
diff changeset
1804 continue
105a4079b98f merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2252
diff changeset
1805
2252
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1806 if isinstance(propclass, String):
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1807 # it might be a string that's really an integer
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1808 try: tv = int(v)
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1809 except: v = v.lower()
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1810 else: v = tv
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1811 elif isinstance(propclass, Link):
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1812 lcn = propclass.classname
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1813 link = self.db.classes[lcn]
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1814 key = None
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1815 if link.getprops().has_key('order'):
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1816 key = 'order'
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1817 elif link.getkey():
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1818 key = link.getkey()
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1819 if key:
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1820 if not lcache.has_key(v):
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1821 # open the link class db if it's not already
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1822 if lcldb is None:
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1823 lcldb = self.db.getclassdb(lcn)
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1824 lcache[v] = self.db.getnode(lcn, v, lcldb)
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1825 v = lcache[v][key]
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1826 entry.insert(0, v)
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1827 finally:
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1828 # if we opened the link class db, close it now
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1829 if lcldb is not None:
b63e455462ee some small performance boost for *dbm backends... bsddb3 bites though
Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1830 lcldb.close()
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Richard Jones <richard@users.sourceforge.net>
parents: 2249
diff changeset
1831 del lcache
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1832 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1833 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
1834
2317
4fd7a1805544 fix anydbm sort/group direction handling...
Richard Jones <richard@users.sourceforge.net>
parents: 2288
diff changeset
1835 # sort vals are inserted, but directions are appended, so reverse
4fd7a1805544 fix anydbm sort/group direction handling...
Richard Jones <richard@users.sourceforge.net>
parents: 2288
diff changeset
1836 directions.reverse()
4fd7a1805544 fix anydbm sort/group direction handling...
Richard Jones <richard@users.sourceforge.net>
parents: 2288
diff changeset
1837
2249
1261e04d66d6 fix anydbm filtering
Richard Jones <richard@users.sourceforge.net>
parents: 2247
diff changeset
1838 if '-' in directions:
1261e04d66d6 fix anydbm filtering
Richard Jones <richard@users.sourceforge.net>
parents: 2247
diff changeset
1839 # one or more of the sort specs is in reverse order, so we have
1261e04d66d6 fix anydbm filtering
Richard Jones <richard@users.sourceforge.net>
parents: 2247
diff changeset
1840 # to use this icky function to sort
2239
c8a06e10e2c6 much faster anydbm filter(), but it breaks most filtering tests
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
1841 def sortfun(a, b, directions=directions, n=range(len(directions))):
c8a06e10e2c6 much faster anydbm filter(), but it breaks most filtering tests
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
1842 for i in n:
2317
4fd7a1805544 fix anydbm sort/group direction handling...
Richard Jones <richard@users.sourceforge.net>
parents: 2288
diff changeset
1843 if not cmp(a[i], b[i]):
4fd7a1805544 fix anydbm sort/group direction handling...
Richard Jones <richard@users.sourceforge.net>
parents: 2288
diff changeset
1844 continue
2247
7d5398391610 fixes to anydbm filtering
Richard Jones <richard@users.sourceforge.net>
parents: 2239
diff changeset
1845 if directions[i] == '+':
2317
4fd7a1805544 fix anydbm sort/group direction handling...
Richard Jones <richard@users.sourceforge.net>
parents: 2288
diff changeset
1846 # compare in the usual, ascending direction
2239
c8a06e10e2c6 much faster anydbm filter(), but it breaks most filtering tests
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
1847 return cmp(a[i],b[i])
c8a06e10e2c6 much faster anydbm filter(), but it breaks most filtering tests
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
1848 else:
2317
4fd7a1805544 fix anydbm sort/group direction handling...
Richard Jones <richard@users.sourceforge.net>
parents: 2288
diff changeset
1849 # compare in the reverse, descending direction
2239
c8a06e10e2c6 much faster anydbm filter(), but it breaks most filtering tests
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
1850 return cmp(b[i],a[i])
2247
7d5398391610 fixes to anydbm filtering
Richard Jones <richard@users.sourceforge.net>
parents: 2239
diff changeset
1851 # for consistency, sort by the id if the items are equal
7d5398391610 fixes to anydbm filtering
Richard Jones <richard@users.sourceforge.net>
parents: 2239
diff changeset
1852 return cmp(a[-2], b[-2])
2239
c8a06e10e2c6 much faster anydbm filter(), but it breaks most filtering tests
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
1853 matches.sort(sortfun)
2249
1261e04d66d6 fix anydbm filtering
Richard Jones <richard@users.sourceforge.net>
parents: 2247
diff changeset
1854 else:
2317
4fd7a1805544 fix anydbm sort/group direction handling...
Richard Jones <richard@users.sourceforge.net>
parents: 2288
diff changeset
1855 # sorting is in the normal, ascending direction
2249
1261e04d66d6 fix anydbm filtering
Richard Jones <richard@users.sourceforge.net>
parents: 2247
diff changeset
1856 matches.sort()
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1857
2239
c8a06e10e2c6 much faster anydbm filter(), but it breaks most filtering tests
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
1858 # pull the id out of the individual entries
c8a06e10e2c6 much faster anydbm filter(), but it breaks most filtering tests
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
1859 matches = [entry[-2] for entry in matches]
2237
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
1860 if __debug__:
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
1861 self.db.stats['filtering'] += (time.time() - start_t)
2239
c8a06e10e2c6 much faster anydbm filter(), but it breaks most filtering tests
Richard Jones <richard@users.sourceforge.net>
parents: 2237
diff changeset
1862 return matches
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1863
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1864 def count(self):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1865 '''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
1866
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1867 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
1868 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
1869 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
1870 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1871 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
1872
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1873 # 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
1874
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1875 def getprops(self, protected=1):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1876 '''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
1877 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
1878 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
1879
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1880 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
1881 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
1882 "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
1883 which may not be modified.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1884 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1885 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
1886 if protected:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1887 d['id'] = String()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1888 d['creation'] = hyperdb.Date()
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1889 d['activity'] = hyperdb.Date()
1176
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1890 d['creator'] = hyperdb.Link('user')
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2076
diff changeset
1891 d['actor'] = 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
1892 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
1893
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1894 def addprop(self, **properties):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1895 '''Add properties to 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
1896
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1897 The keyword arguments in 'properties' must map names to property
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1898 objects, or a TypeError is raised. None of the keys 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
1899 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
1900 is raised before any properties have been added.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1901 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1902 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
1903 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
1904 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
1905 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
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 def index(self, nodeid):
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
1908 ''' Add (or refresh) the node to search indexes '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1909 # find all the String properties that have indexme
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parents: 843
diff changeset
1910 for prop, propclass in self.getprops().items():
2089
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parents: 2082
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1911 if isinstance(propclass, hyperdb.String) and propclass.indexme:
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parents: 2082
diff changeset
1912 # index them under (classname, nodeid, property)
891
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1913 try:
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diff changeset
1914 value = str(self.get(nodeid, prop))
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diff changeset
1915 except IndexError:
2089
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parents: 2082
diff changeset
1916 # node has been destroyed
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1917 continue
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1918 self.db.indexer.add_text((self.classname, nodeid, prop), value)
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1919
858
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1920
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1921 #
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parents: 843
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1922 # Detector interface
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1923 #
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parents: 843
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1924 def audit(self, event, detector):
969
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1925 '''Register a detector
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1926 '''
858
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1927 l = self.auditors[event]
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parents: 843
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1928 if detector not in l:
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1929 self.auditors[event].append(detector)
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1930
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1931 def fireAuditors(self, action, nodeid, newvalues):
969
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1932 '''Fire all registered auditors.
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diff changeset
1933 '''
858
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1934 for audit in self.auditors[action]:
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diff changeset
1935 audit(self.db, self, nodeid, newvalues)
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1936
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1937 def react(self, event, detector):
969
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1938 '''Register a detector
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1939 '''
858
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1940 l = self.reactors[event]
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parents: 843
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1941 if detector not in l:
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1942 self.reactors[event].append(detector)
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1943
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1944 def fireReactors(self, action, nodeid, oldvalues):
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1945 '''Fire all registered reactors.
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1946 '''
858
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1947 for react in self.reactors[action]:
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1948 react(self.db, self, nodeid, oldvalues)
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1949
2175
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1950 #
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1951 # import / export support
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1952 #
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1953 def export_list(self, propnames, nodeid):
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1954 ''' Export a node - generate a list of CSV-able data in the order
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1955 specified by propnames for the given node.
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1956 '''
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1957 properties = self.getprops()
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1958 l = []
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1959 for prop in propnames:
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1960 proptype = properties[prop]
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1961 value = self.get(nodeid, prop)
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1962 # "marshal" data where needed
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1963 if value is None:
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1964 pass
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1965 elif isinstance(proptype, hyperdb.Date):
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1966 value = value.get_tuple()
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1967 elif isinstance(proptype, hyperdb.Interval):
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1968 value = value.get_tuple()
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1969 elif isinstance(proptype, hyperdb.Password):
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1970 value = str(value)
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1971 l.append(repr(value))
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1972
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1973 # append retired flag
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1974 l.append(repr(self.is_retired(nodeid)))
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1975
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1976 return l
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1977
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1978 def import_list(self, propnames, proplist):
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1979 ''' Import a node - all information including "id" is present and
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1980 should not be sanity checked. Triggers are not triggered. The
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diff changeset
1981 journal should be initialised using the "creator" and "created"
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diff changeset
1982 information.
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diff changeset
1983
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diff changeset
1984 Return the nodeid of the node imported.
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diff changeset
1985 '''
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1986 if self.db.journaltag is None:
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diff changeset
1987 raise DatabaseError, 'Database open read-only'
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1988 properties = self.getprops()
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1989
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diff changeset
1990 # make the new node's property map
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1991 d = {}
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parents: 2089
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1992 newid = None
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parents: 2089
diff changeset
1993 for i in range(len(propnames)):
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diff changeset
1994 # Figure the property for this column
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diff changeset
1995 propname = propnames[i]
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1996
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diff changeset
1997 # Use eval to reverse the repr() used to output the CSV
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1998 value = eval(proplist[i])
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parents: 2089
diff changeset
1999
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diff changeset
2000 # "unmarshal" where necessary
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parents: 2089
diff changeset
2001 if propname == 'id':
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parents: 2089
diff changeset
2002 newid = value
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parents: 2089
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2003 continue
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2004 elif propname == 'is retired':
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diff changeset
2005 # is the item retired?
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parents: 2089
diff changeset
2006 if int(value):
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diff changeset
2007 d[self.db.RETIRED_FLAG] = 1
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parents: 2089
diff changeset
2008 continue
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parents: 2089
diff changeset
2009 elif value is None:
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parents: 2089
diff changeset
2010 d[propname] = None
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parents: 2089
diff changeset
2011 continue
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parents: 2089
diff changeset
2012
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diff changeset
2013 prop = properties[propname]
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diff changeset
2014 if isinstance(prop, hyperdb.Date):
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parents: 2089
diff changeset
2015 value = date.Date(value)
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parents: 2089
diff changeset
2016 elif isinstance(prop, hyperdb.Interval):
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parents: 2089
diff changeset
2017 value = date.Interval(value)
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parents: 2089
diff changeset
2018 elif isinstance(prop, hyperdb.Password):
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parents: 2089
diff changeset
2019 pwd = password.Password()
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parents: 2089
diff changeset
2020 pwd.unpack(value)
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diff changeset
2021 value = pwd
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parents: 2089
diff changeset
2022 d[propname] = value
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2023
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2024 # get a new id if necessary
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2025 if newid is None:
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parents: 2089
diff changeset
2026 newid = self.db.newid(self.classname)
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2027
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2028 # add the node and journal
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parents: 2089
diff changeset
2029 self.db.addnode(self.classname, newid, d)
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parents: 2089
diff changeset
2030 return newid
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2031
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2032 def export_journals(self):
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parents: 2089
diff changeset
2033 '''Export a class's journal - generate a list of lists of
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2034 CSV-able data:
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2035
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parents: 2089
diff changeset
2036 nodeid, date, user, action, params
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2037
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parents: 2089
diff changeset
2038 No heading here - the columns are fixed.
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2039 '''
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2040 properties = self.getprops()
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2041 r = []
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2042 for nodeid in self.getnodeids():
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parents: 2089
diff changeset
2043 for nodeid, date, user, action, params in self.history(nodeid):
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2044 date = date.get_tuple()
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2045 if action == 'set':
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Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2046 for propname, value in params.items():
2950
448cc54ffa1d make anydbm journal export handle removed properties
Richard Jones <richard@users.sourceforge.net>
parents: 2900
diff changeset
2047 if not properties.has_key(propname):
448cc54ffa1d make anydbm journal export handle removed properties
Richard Jones <richard@users.sourceforge.net>
parents: 2900
diff changeset
2048 # property no longer in the schema
448cc54ffa1d make anydbm journal export handle removed properties
Richard Jones <richard@users.sourceforge.net>
parents: 2900
diff changeset
2049 del params[propname]
448cc54ffa1d make anydbm journal export handle removed properties
Richard Jones <richard@users.sourceforge.net>
parents: 2900
diff changeset
2050 continue
448cc54ffa1d make anydbm journal export handle removed properties
Richard Jones <richard@users.sourceforge.net>
parents: 2900
diff changeset
2051
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2052 prop = properties[propname]
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2053 # make sure the params are eval()'able
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2054 if value is None:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2055 pass
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2056 elif isinstance(prop, Date):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2057 value = value.get_tuple()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2058 elif isinstance(prop, Interval):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2059 value = value.get_tuple()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2060 elif isinstance(prop, Password):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2061 value = str(value)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2062 params[propname] = value
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2063 l = [nodeid, date, user, action, params]
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2064 r.append(map(repr, l))
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2065 return r
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2066
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2067 def import_journals(self, entries):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2068 '''Import a class's journal.
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2069
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2070 Uses setjournal() to set the journal for each item.'''
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2071 properties = self.getprops()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2072 d = {}
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2073 for l in entries:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2074 l = map(eval, l)
2399
e94e261a1373 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2363
diff changeset
2075 nodeid, jdate, user, action, params = l
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2076 r = d.setdefault(nodeid, [])
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2077 if action == 'set':
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2078 for propname, value in params.items():
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2079 prop = properties[propname]
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2080 if value is None:
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2081 pass
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2082 elif isinstance(prop, Date):
2900
0fe0452338ba merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2893
diff changeset
2083 if type(value) == type(()):
0fe0452338ba merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2893
diff changeset
2084 print 'warning: invalid date tuple %r'%(value,)
2963
d29673626906 fix some introduced import bugs
Richard Jones <richard@users.sourceforge.net>
parents: 2950
diff changeset
2085 value = date.Date("2000-1-1")
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2086 value = date.Date(value)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2087 elif isinstance(prop, Interval):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2088 value = date.Interval(value)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2089 elif isinstance(prop, Password):
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2090 pwd = password.Password()
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2091 pwd.unpack(value)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2092 value = pwd
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2093 params[propname] = value
2399
e94e261a1373 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2363
diff changeset
2094 r.append((nodeid, date.Date(jdate), user, action, params))
2175
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2095
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2096 for nodeid, l in d.items():
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2097 self.db.setjournal(self.classname, nodeid, l)
723098a10677 Export and import now include journals (incompatible with export < 0.7)
Richard Jones <richard@users.sourceforge.net>
parents: 2089
diff changeset
2098
2598
5077745b0758 merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2513
diff changeset
2099 class FileClass(hyperdb.FileClass, 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
2100 '''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
2101 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
2102 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
2103
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2104 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
2105 "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
2106 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
2107 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2108 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
2109
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2110 def create(self, **propvalues):
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2111 ''' 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
2112 '''
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2113 # 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
2114 # 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
2115 self.fireAuditors('create', None, propvalues)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2116
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2117 # 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
2118 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
2119 del propvalues['content']
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2120
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2121 # make sure we have a MIME type
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2122 mime_type = propvalues.get('type', self.default_mime_type)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2123
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2124 # do the database create
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2125 newid = self.create_inner(**propvalues)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2126
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2127 # fire reactors
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2128 self.fireReactors('create', newid, None)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2129
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2130 # 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
2131 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
2132 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
2133
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2134 def get(self, nodeid, propname, default=_marker, cache=1):
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
2135 ''' Trap the content propname and get it from the file
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
2136
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
2137 'cache' exists for backwards compatibility, and is not used.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2138 '''
1333
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
2139 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
2140 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
2141 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2142 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
2143 except IOError, (strerror):
1333
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
2144 # 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
2145 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
2146 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
2147 if default is not _marker:
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
2148 return Class.get(self, nodeid, propname, default)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2149 else:
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
2150 return Class.get(self, 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
2151
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2152 def set(self, itemid, **propvalues):
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2153 ''' Snarf the "content" propvalue and update it in a file
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2154 '''
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2155 self.fireAuditors('set', itemid, propvalues)
2609
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
2156
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
2157 # create the oldvalues dict - fill in any missing values
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2158 oldvalues = copy.deepcopy(self.db.getnode(self.classname, itemid))
2609
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
2159 for name,prop in self.getprops(protected=0).items():
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
2160 if oldvalues.has_key(name):
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
2161 continue
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
2162 if isinstance(prop, Multilink):
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
2163 oldvalues[name] = []
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
2164 else:
c938aa0af17d merge from HEAD
Richard Jones <richard@users.sourceforge.net>
parents: 2607
diff changeset
2165 oldvalues[name] = None
2089
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2166
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2167 # now remove the content property so it's not stored in the db
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2168 content = None
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2169 if propvalues.has_key('content'):
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2170 content = propvalues['content']
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2171 del propvalues['content']
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2172
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2173 # do the database create
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2174 propvalues = self.set_inner(itemid, **propvalues)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2175
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2176 # do content?
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2177 if content:
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2178 # store and index
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2179 self.db.storefile(self.classname, itemid, None, content)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2180 mime_type = propvalues.get('type', self.get(itemid, 'type'))
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2181 if not mime_type:
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2182 mime_type = self.default_mime_type
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Richard Jones <richard@users.sourceforge.net>
parents: 2082
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2183 self.db.indexer.add_text((self.classname, itemid, 'content'),
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parents: 2082
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2184 content, mime_type)
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Richard Jones <richard@users.sourceforge.net>
parents: 2082
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2185
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
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2186 # fire reactors
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
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2187 self.fireReactors('set', itemid, oldvalues)
93f03c6714d8 A few big changes in this commit:
Richard Jones <richard@users.sourceforge.net>
parents: 2082
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2188 return propvalues
93f03c6714d8 A few big changes in this commit:
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parents: 2082
diff changeset
2189
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2190 def getprops(self, protected=1):
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2191 '''In addition to the actual properties on the node, these methods
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parents: 2499
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2192 provide the "content" property. If the "protected" flag is true,
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parents: 2499
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2193 we include protected properties - those which may not be
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Richard Jones <richard@users.sourceforge.net>
parents: 2499
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2194 modified.
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Richard Jones <richard@users.sourceforge.net>
parents: 2499
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2195
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Richard Jones <richard@users.sourceforge.net>
parents: 2499
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2196 Note that the content prop is indexed separately, hence no indexme.
858
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parents: 843
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2197 '''
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parents: 843
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2198 d = Class.getprops(self, protected=protected).copy()
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parents: 1145
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2199 d['content'] = hyperdb.String()
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parents: 843
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2200 return d
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parents: 843
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2201
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Richard Jones <richard@users.sourceforge.net>
parents: 2499
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2202 def index(self, nodeid):
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Richard Jones <richard@users.sourceforge.net>
parents: 2499
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2203 '''Add (or refresh) the node to search indexes.
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Richard Jones <richard@users.sourceforge.net>
parents: 2499
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2204
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parents: 2499
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2205 Pass on the content-type property for the content property.
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parents: 2499
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2206 '''
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Richard Jones <richard@users.sourceforge.net>
parents: 2499
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2207 Class.index(self, nodeid)
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parents: 2506
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2208 try:
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parents: 2506
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2209 mime_type = self.get(nodeid, 'type', self.default_mime_type)
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parents: 2506
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2210 except KeyError:
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parents: 2506
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2211 mime_type = self.default_mime_type
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parents: 2499
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2212 self.db.indexer.add_text((self.classname, nodeid, 'content'),
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parents: 2506
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2213 str(self.get(nodeid, 'content')), mime_type)
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parents: 2499
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2214
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parents: 1099
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2215 # deviation from spec - was called ItemClass
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parents: 843
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2216 class IssueClass(Class, roundupdb.IssueClass):
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parents: 843
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2217 # Overridden methods:
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parents: 843
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2218 def __init__(self, db, classname, **properties):
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2219 '''The newly-created class automatically includes the "messages",
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parents: 843
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2220 "files", "nosy", and "superseder" properties. If the 'properties'
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parents: 843
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2221 dictionary attempts to specify any of these properties or a
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parents: 843
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2222 "creation" or "activity" property, a ValueError is raised.
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parents: 967
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2223 '''
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2224 if not properties.has_key('title'):
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parents: 843
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2225 properties['title'] = hyperdb.String(indexme='yes')
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parents: 843
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2226 if not properties.has_key('messages'):
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parents: 843
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2227 properties['messages'] = hyperdb.Multilink("msg")
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parents: 843
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2228 if not properties.has_key('files'):
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parents: 843
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2229 properties['files'] = hyperdb.Multilink("file")
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parents: 843
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2230 if not properties.has_key('nosy'):
1002
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2231 # note: journalling is turned off as it really just wastes
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parents: 990
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2232 # space. this behaviour may be overridden in an instance
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2233 properties['nosy'] = hyperdb.Multilink("user", do_journal="no")
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parents: 843
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2234 if not properties.has_key('superseder'):
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parents: 843
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2235 properties['superseder'] = hyperdb.Multilink(classname)
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parents: 843
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2236 Class.__init__(self, db, classname, **properties)
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parents: 843
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2237
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3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
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parents:
diff changeset
2238 #
Roundup Issue Tracker: http://roundup-tracker.org/