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annotate roundup/backends/back_anydbm.py @ 1840:91a4619b1a14

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hyperdb grows a refresh_database() method. There will be a future roundup-admin command to invoke this. XXXX Unit tests do _not_ cover large slabs of the hyperdb backend code, it seems. :-(
author Anthony Baxter <anthonybaxter@users.sourceforge.net>
date Tue, 07 Oct 2003 11:58:58 +0000
parents bd127cafe3a8
children 9445caec3ff5
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 1.129 2003-10-07 11:58:57 anthonybaxter Exp $
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19 '''
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20 This module defines a backend that saves the hyperdatabase in a database
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21 chosen by anydbm. It is guaranteed to always be available in python
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22 versions >2.1.1 (the dumbdbm fallback in 2.1.1 and earlier has several
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23 serious bugs, and is not available)
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24 '''
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25
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26 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
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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 import Sessions, OneTimeKeys
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40 from roundup.indexer 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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44 from roundup.date import Range
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46 #
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47 # Now the database
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48 #
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49 class Database(FileStorage, hyperdb.Database, roundupdb.Database):
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50 '''A database for storing records containing flexible data types.
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51
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52 Transaction stuff TODO:
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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 '''
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58 def __init__(self, config, journaltag=None):
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59 '''Open a hyperdatabase given a specifier to some storage.
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60
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61 The 'storagelocator' is obtained from config.DATABASE.
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62 The meaning of 'storagelocator' depends on the particular
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63 implementation of the hyperdatabase. It could be a file name,
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64 a directory path, a socket descriptor for a connection to a
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65 database over the network, etc.
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66
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67 The 'journaltag' is a token that will be attached to the journal
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68 entries for any edits done on the database. If 'journaltag' is
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69 None, the database is opened in read-only mode: the Class.create(),
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70 Class.set(), Class.retire(), and Class.restore() methods are
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71 disabled.
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72 '''
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73 self.config, self.journaltag = config, journaltag
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74 self.dir = config.DATABASE
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75 self.classes = {}
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76 self.cache = {} # cache of nodes loaded or created
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77 self.dirtynodes = {} # keep track of the dirty nodes by class
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78 self.newnodes = {} # keep track of the new nodes by class
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79 self.destroyednodes = {}# keep track of the destroyed nodes by class
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80 self.transactions = []
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81 self.indexer = Indexer(self.dir)
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82 self.sessions = Sessions(self.config)
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83 self.otks = OneTimeKeys(self.config)
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84 self.security = security.Security(self)
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85 # ensure files are group readable and writable
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86 os.umask(0002)
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87
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88 # lock it
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89 lockfilenm = os.path.join(self.dir, 'lock')
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90 self.lockfile = locking.acquire_lock(lockfilenm)
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91 self.lockfile.write(str(os.getpid()))
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92 self.lockfile.flush()
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93
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94 def post_init(self):
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95 ''' Called once the schema initialisation has finished.
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96 '''
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97 # reindex the db if necessary
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98 if self.indexer.should_reindex():
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99 self.reindex()
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100
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101 def refresh_database(self):
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102 "Rebuild the database"
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103 self.reindex()
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104
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105 def reindex(self):
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106 for klass in self.classes.values():
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107 for nodeid in klass.list():
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108 klass.index(nodeid)
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109 self.indexer.save_index()
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110
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111 def __repr__(self):
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112 return '<back_anydbm instance at %x>'%id(self)
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113
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114 #
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115 # Classes
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116 #
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117 def __getattr__(self, classname):
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118 '''A convenient way of calling self.getclass(classname).'''
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119 if self.classes.has_key(classname):
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120 if __debug__:
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121 print >>hyperdb.DEBUG, '__getattr__', (self, classname)
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122 return self.classes[classname]
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123 raise AttributeError, classname
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124
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125 def addclass(self, cl):
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126 if __debug__:
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127 print >>hyperdb.DEBUG, 'addclass', (self, cl)
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128 cn = cl.classname
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129 if self.classes.has_key(cn):
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130 raise ValueError, cn
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131 self.classes[cn] = cl
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132
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133 def getclasses(self):
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134 '''Return a list of the names of all existing classes.'''
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135 if __debug__:
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136 print >>hyperdb.DEBUG, 'getclasses', (self,)
46
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137 l = self.classes.keys()
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138 l.sort()
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139 return l
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140
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141 def getclass(self, classname):
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142 '''Get the Class object representing a particular class.
46
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143
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144 If 'classname' is not a valid class name, a KeyError is raised.
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145 '''
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146 if __debug__:
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147 print >>hyperdb.DEBUG, 'getclass', (self, classname)
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148 try:
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149 return self.classes[classname]
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150 except KeyError:
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151 raise KeyError, 'There is no class called "%s"'%classname
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152
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153 #
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154 # Class DBs
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155 #
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156 def clear(self):
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157 '''Delete all database contents
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158 '''
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159 if __debug__:
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160 print >>hyperdb.DEBUG, 'clear', (self,)
46
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161 for cn in self.classes.keys():
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162 for dummy in 'nodes', 'journals':
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163 path = os.path.join(self.dir, 'journals.%s'%cn)
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164 if os.path.exists(path):
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165 os.remove(path)
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166 elif os.path.exists(path+'.db'): # dbm appends .db
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167 os.remove(path+'.db')
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168
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169 def getclassdb(self, classname, mode='r'):
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170 ''' grab a connection to the class db that will be used for
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171 multiple actions
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172 '''
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173 if __debug__:
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174 print >>hyperdb.DEBUG, 'getclassdb', (self, classname, mode)
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175 return self.opendb('nodes.%s'%classname, mode)
444
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176
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177 def determine_db_type(self, path):
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178 ''' determine which DB wrote the class file
444
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179 '''
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180 db_type = ''
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181 if os.path.exists(path):
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182 db_type = whichdb.whichdb(path)
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183 if not db_type:
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184 raise DatabaseError, "Couldn't identify database type"
444
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185 elif os.path.exists(path+'.db'):
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186 # if the path ends in '.db', it's a dbm database, whether
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187 # anydbm says it's dbhash or not!
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188 db_type = 'dbm'
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189 return db_type
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190
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191 def opendb(self, name, mode):
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192 '''Low-level database opener that gets around anydbm/dbm
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193 eccentricities.
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194 '''
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195 if __debug__:
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196 print >>hyperdb.DEBUG, 'opendb', (self, name, mode)
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197
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198 # figure the class db type
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199 path = os.path.join(os.getcwd(), self.dir, name)
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200 db_type = self.determine_db_type(path)
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diff changeset
201
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202 # new database? let anydbm pick the best dbm
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203 if not db_type:
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204 if __debug__:
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205 print >>hyperdb.DEBUG, "opendb anydbm.open(%r, 'c')"%path
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206 return anydbm.open(path, 'c')
46
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207
443
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208 # open the database with the correct module
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diff changeset
209 try:
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210 dbm = __import__(db_type)
444
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diff changeset
211 except ImportError:
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212 raise DatabaseError, \
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213 "Couldn't open database - the required module '%s'"\
818
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214 " is not available"%db_type
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215 if __debug__:
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diff changeset
216 print >>hyperdb.DEBUG, "opendb %r.open(%r, %r)"%(db_type, path,
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diff changeset
217 mode)
443
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diff changeset
218 return dbm.open(path, mode)
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diff changeset
219
690
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220 #
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221 # Node IDs
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diff changeset
222 #
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223 def newid(self, classname):
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224 ''' Generate a new id for the given class
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225 '''
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226 # open the ids DB - create if if doesn't exist
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diff changeset
227 db = self.opendb('_ids', 'c')
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diff changeset
228 if db.has_key(classname):
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diff changeset
229 newid = db[classname] = str(int(db[classname]) + 1)
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diff changeset
230 else:
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diff changeset
231 # the count() bit is transitional - older dbs won't start at 1
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diff changeset
232 newid = str(self.getclass(classname).count()+1)
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diff changeset
233 db[classname] = newid
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diff changeset
234 db.close()
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diff changeset
235 return newid
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diff changeset
236
952
f615fbd02c18 full database export and import is done
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diff changeset
237 def setid(self, classname, setid):
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diff changeset
238 ''' Set the id counter: used during import of database
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diff changeset
239 '''
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diff changeset
240 # open the ids DB - create if if doesn't exist
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diff changeset
241 db = self.opendb('_ids', 'c')
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diff changeset
242 db[classname] = str(setid)
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diff changeset
243 db.close()
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diff changeset
244
48
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
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parents: 46
diff changeset
245 #
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
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parents: 46
diff changeset
246 # Nodes
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
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parents: 46
diff changeset
247 #
46
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parents:
diff changeset
248 def addnode(self, classname, nodeid, node):
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parents:
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249 ''' add the specified node to its class's db
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parents:
diff changeset
250 '''
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diff changeset
251 if __debug__:
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diff changeset
252 print >>hyperdb.DEBUG, 'addnode', (self, classname, nodeid, node)
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
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diff changeset
253
1176
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diff changeset
254 # we'll be supplied these props if we're doing an import
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diff changeset
255 if not node.has_key('creator'):
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diff changeset
256 # add in the "calculated" properties (dupe so we don't affect
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diff changeset
257 # calling code's node assumptions)
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parents: 1174
diff changeset
258 node = node.copy()
1800
a3b1b1dcf639 Use getuid(), not figure_curuserid()
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1794
diff changeset
259 node['creator'] = self.getuid()
1176
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diff changeset
260 node['creation'] = node['activity'] = date.Date()
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
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parents: 1170
diff changeset
261
430
350685601f37 Database transactions.
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parents: 394
diff changeset
262 self.newnodes.setdefault(classname, {})[nodeid] = 1
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parents: 394
diff changeset
263 self.cache.setdefault(classname, {})[nodeid] = node
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parents: 394
diff changeset
264 self.savenode(classname, nodeid, node)
350685601f37 Database transactions.
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parents: 394
diff changeset
265
350685601f37 Database transactions.
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parents: 394
diff changeset
266 def setnode(self, classname, nodeid, node):
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parents: 394
diff changeset
267 ''' change the specified node
350685601f37 Database transactions.
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parents: 394
diff changeset
268 '''
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diff changeset
269 if __debug__:
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diff changeset
270 print >>hyperdb.DEBUG, 'setnode', (self, classname, nodeid, node)
430
350685601f37 Database transactions.
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parents: 394
diff changeset
271 self.dirtynodes.setdefault(classname, {})[nodeid] = 1
676
bc46480e2a2b Fixed serialisation problem...
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parents: 650
diff changeset
272
1174
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parents: 1170
diff changeset
273 # 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
274 # calling code's node assumptions)
8e318dfaf479 Verify contents of tracker module when the tracker is opened
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parents: 1170
diff changeset
275 node = node.copy()
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parents: 1170
diff changeset
276 node['activity'] = date.Date()
8e318dfaf479 Verify contents of tracker module when the tracker is opened
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parents: 1170
diff changeset
277
430
350685601f37 Database transactions.
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parents: 394
diff changeset
278 # can't set without having already loaded the node
350685601f37 Database transactions.
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parents: 394
diff changeset
279 self.cache[classname][nodeid] = node
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
280 self.savenode(classname, nodeid, node)
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
281
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
282 def savenode(self, classname, nodeid, node):
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
283 ''' perform the saving of data specified by the set/addnode
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
284 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
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parents: 697
diff changeset
285 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
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parents: 697
diff changeset
286 print >>hyperdb.DEBUG, 'savenode', (self, classname, nodeid, node)
891
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parents: 890
diff changeset
287 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
288
475
a1a44636bace Fix breakage caused by transaction changes.
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parents: 464
diff changeset
289 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
290 ''' get a node from the database
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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parents: 1751
diff changeset
291
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
292 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
293 backward compatibility!
46
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parents:
diff changeset
294 '''
719
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diff changeset
295 if __debug__:
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parents: 697
diff changeset
296 print >>hyperdb.DEBUG, 'getnode', (self, classname, nodeid, db)
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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parents: 1751
diff changeset
297
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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parents: 1751
diff changeset
298 # try the cache
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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parents: 1751
diff changeset
299 cache_dict = self.cache.setdefault(classname, {})
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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parents: 1751
diff changeset
300 if cache_dict.has_key(nodeid):
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parents: 1751
diff changeset
301 if __debug__:
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
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parents: 1751
diff changeset
302 print >>hyperdb.TRACE, 'get %s %s cached'%(classname,
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
303 nodeid)
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
304 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
305
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
306 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
307 print >>hyperdb.TRACE, 'get %s %s'%(classname, nodeid)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
308
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
309 # 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
310 if db is None:
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
311 db = self.getclassdb(classname)
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
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parents:
diff changeset
312 if not db.has_key(nodeid):
1424
6709b759b16a anydbm should return brand new items, even if cache is turned off
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parents: 1417
diff changeset
313 # try the cache - might be a brand-new node
6709b759b16a anydbm should return brand new items, even if cache is turned off
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parents: 1417
diff changeset
314 cache_dict = self.cache.setdefault(classname, {})
6709b759b16a anydbm should return brand new items, even if cache is turned off
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parents: 1417
diff changeset
315 if cache_dict.has_key(nodeid):
6709b759b16a anydbm should return brand new items, even if cache is turned off
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parents: 1417
diff changeset
316 if __debug__:
6709b759b16a anydbm should return brand new items, even if cache is turned off
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
317 print >>hyperdb.TRACE, 'get %s %s cached'%(classname,
6709b759b16a anydbm should return brand new items, even if cache is turned off
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
318 nodeid)
6709b759b16a anydbm should return brand new items, even if cache is turned off
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
319 return cache_dict[nodeid]
475
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 464
diff changeset
320 raise IndexError, "no such %s %s"%(classname, nodeid)
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
321
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
322 # check the uncommitted, destroyed nodes
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
323 if (self.destroyednodes.has_key(classname) and
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
324 self.destroyednodes[classname].has_key(nodeid)):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
325 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
326
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
327 # decode
48
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
Richard Jones <richard@users.sourceforge.net>
parents: 46
diff changeset
328 res = marshal.loads(db[nodeid])
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
329
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
330 # reverse the serialisation
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
331 res = self.unserialise(classname, res)
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
332
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parents: 697
diff changeset
333 # store off in the cache dict
475
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 464
diff changeset
334 if cache:
719
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parents: 697
diff changeset
335 cache_dict[nodeid] = res
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
336
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
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parents:
diff changeset
337 return res
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
338
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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diff changeset
339 def destroynode(self, classname, nodeid):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
340 '''Remove a node from the database. Called exclusively by the
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
341 destroy() method on Class.
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
342 '''
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
343 if __debug__:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
344 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
345
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
346 # remove from cache and newnodes if it's there
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
347 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
348 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
349 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
350 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
351 self.newnodes[classname].has_key(nodeid)):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
352 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
353
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
354 # 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
355 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
356 if entry[1][:2] == (classname, nodeid):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
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parents: 890
diff changeset
357 self.transactions.remove(entry)
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 # 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
360 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
361
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
362 # 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
363 self.transactions.append((self.doDestroyNode, (classname, nodeid)))
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
364
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
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parents: 843
diff changeset
365 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
366 '''Copy the node contents, converting non-marshallable data into
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
367 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
368 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
369 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
370 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
371 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
372 d = {}
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
373 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
374 # 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
375 # 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
376 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
377 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
378 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
379
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
380 # 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
381 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
382
1252
209a47ede743 allow blank passwords again [SF#619714]
Richard Jones <richard@users.sourceforge.net>
parents: 1249
diff changeset
383 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
384 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
385 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
386 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
387 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
388 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
389 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
390 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
391 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
392
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
393 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
394 '''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
395 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
396 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
397 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
398 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
399 d = {}
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
400 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
401 # 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
402 # 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
403 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
404 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
405 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
406
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
407 # 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
408 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
409
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
410 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
411 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
412 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
413 d[k] = date.Interval(v)
1252
209a47ede743 allow blank passwords again [SF#619714]
Richard Jones <richard@users.sourceforge.net>
parents: 1249
diff changeset
414 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
415 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
416 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
417 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
418 else:
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 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
421
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
422 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
423 ''' 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
424 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
425 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
426 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
427
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
428 # try the cache
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
429 cache = self.cache.setdefault(classname, {})
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
430 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
431 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
432 print >>hyperdb.TRACE, 'has %s %s cached'%(classname, nodeid)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
433 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
434 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
435 print >>hyperdb.TRACE, 'has %s %s'%(classname, nodeid)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
436
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
437 # 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
438 if db is None:
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
439 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
440 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
441 return res
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
442
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
443 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
444 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
445 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
446
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
447 count = 0
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
448
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
449 # include the uncommitted nodes
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
450 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
451 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
452 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
453 count -= len(self.destroyednodes[classname])
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
454
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
455 # and count those in the DB
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
456 if db is None:
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 444
diff changeset
457 db = self.getclassdb(classname)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
458 count = count + len(db.keys())
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
459 return count
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
460
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
462 #
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
463 # 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
464 # inherited from FileStorage
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
465
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
466 #
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
467 # Journal
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
468 #
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
469 def addjournal(self, classname, nodeid, action, params, creator=None,
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
470 creation=None):
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
471 ''' Journal the Action
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
472 'action' may be:
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
473
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
474 '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
475 '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
476 'retire' -- 'params' is None
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
477 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
478 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
479 print >>hyperdb.DEBUG, 'addjournal', (self, classname, nodeid,
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
480 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
481 self.transactions.append((self.doSaveJournal, (classname, nodeid,
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
482 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
483
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
484 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
485 ''' 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
486
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
487 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
488 API)
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
489 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
490 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
491 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
492
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
493 # 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
494 res = []
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
495
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
496 # 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
497 # database
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
498 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
499 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
500 continue
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
501 (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
502 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
503 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
504 if not cache_creator:
1800
a3b1b1dcf639 Use getuid(), not figure_curuserid()
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1794
diff changeset
505 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
506 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
507 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
508 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
509 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
510
48
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
Richard Jones <richard@users.sourceforge.net>
parents: 46
diff changeset
511 # 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
512 # not exist
671203878652 Moved over to using marshal in the bsddb and anydbm backends.
Richard Jones <richard@users.sourceforge.net>
parents: 46
diff changeset
513 try:
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
514 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
515 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
516 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
517 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
518 elif error.args[0] != 2:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
519 raise
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
520 raise IndexError, 'no such %s %s'%(classname, nodeid)
787
b6b0a92e0738 More informative error message
Richard Jones <richard@users.sourceforge.net>
parents: 778
diff changeset
521 try:
b6b0a92e0738 More informative error message
Richard Jones <richard@users.sourceforge.net>
parents: 778
diff changeset
522 journal = marshal.loads(db[nodeid])
b6b0a92e0738 More informative error message
Richard Jones <richard@users.sourceforge.net>
parents: 778
diff changeset
523 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
524 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
525 if res:
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
526 # 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
527 return res
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
528 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
529 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
530
fc8998ce6274 fixed missing (pre-commit) journal entries in *dbm backends [SF#679217]
Richard Jones <richard@users.sourceforge.net>
parents: 1563
diff changeset
531 # 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
532 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
533 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
534 return res
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
535
562
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
536 def pack(self, pack_before):
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
537 ''' Delete all journal entries except "create" before 'pack_before'.
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
538 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
539 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
540 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
541
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
542 pack_before = pack_before.serialise()
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
543 for classname in self.getclasses():
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
544 # 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
545 db_name = 'journals.%s'%classname
862
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
546 path = os.path.join(os.getcwd(), self.dir, classname)
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
547 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
548 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
549
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 553
diff changeset
550 for key in db.keys():
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
551 # 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
552 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
553 l = []
567
9ca63f7332a7 last_set_entry was referenced before assignment
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 566
diff changeset
554 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
555 for entry in journal:
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
556 # 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
557 (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
558 params) = entry
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
559 # if the entry is after the pack date, _or_ the initial
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
560 # 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
561 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
562 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
563 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
564 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
565 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
566 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
567
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
568
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
569 #
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
570 # Basic transaction support
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
571 #
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
572 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
573 ''' 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
574 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
575 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
576 print >>hyperdb.DEBUG, 'commit', (self,)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
577
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
578 # keep a handle to all the database files opened
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
579 self.databases = {}
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
580
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
581 # now, do all the transactions
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
582 reindex = {}
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
583 for method, args in self.transactions:
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
584 reindex[method(*args)] = 1
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
585
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
586 # now close all the database files
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
587 for db in self.databases.values():
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
588 db.close()
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
589 del self.databases
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
590
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
591 # reindex the nodes that request it
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
592 for classname, nodeid in filter(None, reindex.keys()):
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
593 print >>hyperdb.DEBUG, 'commit.reindex', (classname, nodeid)
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
594 self.getclass(classname).index(nodeid)
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
595
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
596 # save the indexer state
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
597 self.indexer.save_index()
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
598
1181
49aebf5a8691 some speedups, some fixes to the benchmarking
Richard Jones <richard@users.sourceforge.net>
parents: 1176
diff changeset
599 self.clearCache()
49aebf5a8691 some speedups, some fixes to the benchmarking
Richard Jones <richard@users.sourceforge.net>
parents: 1176
diff changeset
600
49aebf5a8691 some speedups, some fixes to the benchmarking
Richard Jones <richard@users.sourceforge.net>
parents: 1176
diff changeset
601 def clearCache(self):
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
602 # all transactions committed, back to normal
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
603 self.cache = {}
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
604 self.dirtynodes = {}
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
605 self.newnodes = {}
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
606 self.destroyednodes = {}
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
607 self.transactions = []
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
608
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
609 def getCachedClassDB(self, classname):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
610 ''' 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
611 '''
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
612 # get the database handle
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
613 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
614 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
615 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
616 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
617
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
618 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
619 if __debug__:
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
620 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
621 node)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
622
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
623 db = self.getCachedClassDB(classname)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
624
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
625 # now save the marshalled data
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
626 db[nodeid] = marshal.dumps(self.serialise(classname, node))
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
627
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
628 # return the classname, nodeid so we reindex this content
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
629 return (classname, nodeid)
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 818
diff changeset
630
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
631 def getCachedJournalDB(self, classname):
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
632 ''' 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
633 '''
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
634 # get the database handle
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
635 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
636 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
637 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
638 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
639
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
640 def doSaveJournal(self, classname, nodeid, action, params, creator,
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
641 creation):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
642 # serialise the parameters now if necessary
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
643 if isinstance(params, type({})):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
644 if action in ('set', 'create'):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
645 params = self.serialise(classname, params)
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
646
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
647 # 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
648 # supplied on importing an existing database)
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
649 if creator:
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
650 journaltag = creator
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
651 else:
1800
a3b1b1dcf639 Use getuid(), not figure_curuserid()
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1794
diff changeset
652 journaltag = self.getuid()
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
653 if creation:
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
654 journaldate = creation.serialise()
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
655 else:
964
832d1209aaa2 Preparing to turn back on link/unlink journal events.
Richard Jones <richard@users.sourceforge.net>
parents: 952
diff changeset
656 journaldate = date.Date().serialise()
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
657
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
658 # create the journal entry
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
659 entry = (nodeid, journaldate, journaltag, action, params)
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
660
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
661 if __debug__:
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
662 print >>hyperdb.DEBUG, 'doSaveJournal', entry
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
663
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
664 db = self.getCachedJournalDB(classname)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
665
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
666 # now insert the journal entry
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
667 if db.has_key(nodeid):
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
668 # append to existing
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
669 s = db[nodeid]
650
9b2575610953 Ran it through pychecker, made fixes
Richard Jones <richard@users.sourceforge.net>
parents: 646
diff changeset
670 l = marshal.loads(s)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
671 l.append(entry)
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
672 else:
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
673 l = [entry]
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 650
diff changeset
674
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
675 db[nodeid] = marshal.dumps(l)
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
676
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
677 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
678 if __debug__:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
679 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
680
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
681 # 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
682 db = self.getCachedClassDB(classname)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
683 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
684 del db[nodeid]
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
685
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
686 # delete from the database
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
687 db = self.getCachedJournalDB(classname)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
688 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
689 del db[nodeid]
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
690
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
691 # 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
692 return (classname, nodeid)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
693
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
694 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
695 ''' 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
696 '''
719
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
697 if __debug__:
fed4c363a7f3 node caching now works, and gives a small boost in performance
Richard Jones <richard@users.sourceforge.net>
parents: 697
diff changeset
698 print >>hyperdb.DEBUG, 'rollback', (self, )
461
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
699 for method, args in self.transactions:
b579418f7ed1 Implemented file store rollback.
Richard Jones <richard@users.sourceforge.net>
parents: 460
diff changeset
700 # delete temporary files
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
701 if method == self.doStoreFile:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
702 self.rollbackStoreFile(*args)
430
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
703 self.cache = {}
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
704 self.dirtynodes = {}
350685601f37 Database transactions.
Richard Jones <richard@users.sourceforge.net>
parents: 394
diff changeset
705 self.newnodes = {}
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
706 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
707 self.transactions = []
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
708
1131
92e92ae58494 add close() methods where they are missing!
Richard Jones <richard@users.sourceforge.net>
parents: 1127
diff changeset
709 def close(self):
92e92ae58494 add close() methods where they are missing!
Richard Jones <richard@users.sourceforge.net>
parents: 1127
diff changeset
710 ''' Nothing to do
92e92ae58494 add close() methods where they are missing!
Richard Jones <richard@users.sourceforge.net>
parents: 1127
diff changeset
711 '''
1333
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
712 if self.lockfile is not None:
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
713 locking.release_lock(self.lockfile)
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
714 if self.lockfile is not None:
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
715 self.lockfile.close()
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
716 self.lockfile = None
1131
92e92ae58494 add close() methods where they are missing!
Richard Jones <richard@users.sourceforge.net>
parents: 1127
diff changeset
717
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
718 _marker = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
719 class Class(hyperdb.Class):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
720 '''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
721
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
722 def __init__(self, db, classname, **properties):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
723 '''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
724
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
725 '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
726 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
727 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
728 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
729 if (properties.has_key('creation') or properties.has_key('activity')
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
730 or properties.has_key('creator')):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
731 raise ValueError, '"creation", "activity" and "creator" are '\
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
732 'reserved'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
733
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
734 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
735 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
736 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
737 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
738
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
739 # 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
740 self.do_journal = 1
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
741
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
742 # 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
743 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
744
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
745 self.auditors = {'create': [], 'set': [], 'retire': [], 'restore': []}
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
746 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
747
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
748 def enableJournalling(self):
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
749 '''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
750 '''
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
751 self.do_journal = 1
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
752
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
753 def disableJournalling(self):
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
754 '''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
755 '''
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
756 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
757
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
758 # 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
759
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
760 def create(self, **propvalues):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
761 '''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
762
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
763 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
764
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
765 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
766 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
767
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
768 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
769 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
770
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
771 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
772 '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
773
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
774 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
775 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
776
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
777 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
778 to modify the "creation" or "activity" properties cause a KeyError.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
779 '''
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
780 self.fireAuditors('create', None, propvalues)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
781 newid = self.create_inner(**propvalues)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
782 self.fireReactors('create', newid, None)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
783 return newid
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
784
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
785 def create_inner(self, **propvalues):
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
786 ''' 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
787 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
788 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
789 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
790
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
791 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
792 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
793
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
794 if 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
795 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
796 # 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
797 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
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 # 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
800 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
801 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
802 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
803 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
804 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
805 except KeyError:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
806 pass
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
807 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
808 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
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 # 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
811 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
812 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
813 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
814 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
815 key)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
816
950
cb821cc1c00b handle "unset" initial Link values (!)
Richard Jones <richard@users.sourceforge.net>
parents: 940
diff changeset
817 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
818 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
819 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
820 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
821 # 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
822 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
823 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
824 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
825 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
826 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
827 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
828 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
829 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
830
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
831 # 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
832 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
833
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
834 # 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
835 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
836 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
837 (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
838
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
839 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
840 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
841 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
842
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
843 # 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
844 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
845 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
846 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
847 if type(entry) != type(''):
1049
Richard Jones <richard@users.sourceforge.net>
parents: 1045
diff changeset
848 raise ValueError, '"%s" multilink value (%r) '\
1045
0564eb2f4bda better error message
Richard Jones <richard@users.sourceforge.net>
parents: 1038
diff changeset
849 '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
850 # 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
851 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
852 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
853 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
854 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
855 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
856 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
857 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
858 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
859 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
860
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
861 # 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
862 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
863 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
864 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
865 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
866 # 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
867 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
868 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
869 (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
870
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
871 elif isinstance(prop, String):
1383
f19dde90e473 applied unicode patch
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1351
diff changeset
872 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
873 raise TypeError, 'new property "%s" not a string'%key
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
874
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
875 elif isinstance(prop, Password):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
876 if 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
877 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
878
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
879 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
880 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
881 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
882
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
883 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
884 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
885 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
886
887
e7169d6e6e45 added tests for number type too
Richard Jones <richard@users.sourceforge.net>
parents: 886
diff changeset
887 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
888 try:
890
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
889 float(value)
887
e7169d6e6e45 added tests for number type too
Richard Jones <richard@users.sourceforge.net>
parents: 886
diff changeset
890 except ValueError:
890
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
891 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
892
887
e7169d6e6e45 added tests for number type too
Richard Jones <richard@users.sourceforge.net>
parents: 886
diff changeset
893 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
894 try:
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
895 int(value)
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
896 except ValueError:
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
897 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
898
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
899 # 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
900 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
901 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
902 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
903 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
904 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
905 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
906 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
907 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
908 propvalues[key] = None
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
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 # done
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
911 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
912 if self.do_journal:
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
913 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
914
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
915 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
916
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
917 def export_list(self, propnames, nodeid):
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
918 ''' Export a node - generate a list of CSV-able data in the order
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
919 specified by propnames for the given node.
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
920 '''
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
921 properties = self.getprops()
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
922 l = []
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
923 for prop in propnames:
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
924 proptype = properties[prop]
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
925 value = self.get(nodeid, prop)
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
926 # "marshal" data where needed
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
927 if value is None:
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
928 pass
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
929 elif isinstance(proptype, hyperdb.Date):
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
930 value = value.get_tuple()
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
931 elif isinstance(proptype, hyperdb.Interval):
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
932 value = value.get_tuple()
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
933 elif isinstance(proptype, hyperdb.Password):
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
934 value = str(value)
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
935 l.append(repr(value))
1476
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
936
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
937 # append retired flag
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
938 l.append(self.is_retired(nodeid))
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
939
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
940 return l
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
941
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
942 def import_list(self, propnames, proplist):
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
943 ''' Import a node - all information including "id" is present and
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
944 should not be sanity checked. Triggers are not triggered. The
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
945 journal should be initialised using the "creator" and "created"
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
946 information.
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
947
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
948 Return the nodeid of the node imported.
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
949 '''
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
950 if self.db.journaltag is None:
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
951 raise DatabaseError, 'Database open read-only'
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
952 properties = self.getprops()
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
953
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
954 # make the new node's property map
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
955 d = {}
1496
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
956 newid = None
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
957 for i in range(len(propnames)):
1496
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
958 # Figure the property for this column
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
959 propname = propnames[i]
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
960
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
961 # Use eval to reverse the repr() used to output the CSV
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
962 value = eval(proplist[i])
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
963
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
964 # "unmarshal" where necessary
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
965 if propname == 'id':
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
966 newid = value
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
967 continue
1496
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
968 elif propname == 'is retired':
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
969 # is the item retired?
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
970 if int(value):
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
971 d[self.db.RETIRED_FLAG] = 1
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
972 continue
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
973 elif value is None:
1751
ab7760caf6ff Importing wasn't setting None values explicitly when it should have been
Richard Jones <richard@users.sourceforge.net>
parents: 1738
diff changeset
974 d[propname] = None
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
975 continue
1496
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
976
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
977 prop = properties[propname]
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
978 if isinstance(prop, hyperdb.Date):
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
979 value = date.Date(value)
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
980 elif isinstance(prop, hyperdb.Interval):
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
981 value = date.Interval(value)
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
982 elif isinstance(prop, hyperdb.Password):
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
983 pwd = password.Password()
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
984 pwd.unpack(value)
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
985 value = pwd
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
986 d[propname] = value
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
987
1496
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
988 # get a new id if necessary
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
989 if newid is None:
e6ac4e074acb relaxed CVS importing (feature [SF#693277])
Richard Jones <richard@users.sourceforge.net>
parents: 1486
diff changeset
990 newid = self.db.newid(self.classname)
1476
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
991
1176
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
992 # add the node and journal
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
993 self.db.addnode(self.classname, newid, d)
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
994
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
995 # extract the journalling stuff and nuke it
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
996 if d.has_key('creator'):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
997 creator = d['creator']
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
998 del d['creator']
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
999 else:
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
1000 creator = None
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
1001 if d.has_key('creation'):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
1002 creation = d['creation']
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
1003 del d['creation']
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
1004 else:
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
1005 creation = None
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
1006 if d.has_key('activity'):
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
1007 del d['activity']
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
1008 self.db.addjournal(self.classname, newid, 'create', {}, creator,
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
1009 creation)
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
1010 return newid
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
1011
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1012 def get(self, nodeid, propname, default=_marker, cache=1):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1013 '''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
1014
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1015 '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
1016 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
1017 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
1018
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
1019 '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
1020
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1021 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
1022 do the right thing.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1023 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1024 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
1025 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
1026
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1027 # 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
1028 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
1029
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1030 # 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
1031 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
1032 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
1033 return d['creation']
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1034 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
1035 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
1036 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
1037 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
1038 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
1039 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1040 # 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
1041 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
1042 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
1043 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
1044 return d['activity']
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1045 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
1046 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
1047 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
1048 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
1049 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
1050 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1051 # 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
1052 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
1053 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
1054 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
1055 return d['creator']
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1056 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
1057 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
1058 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
1059 if journal:
1176
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1060 num_re = re.compile('^\d+$')
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1061 value = self.db.getjournal(self.classname, nodeid)[0][2]
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1062 if num_re.match(value):
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1063 return value
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1064 else:
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1065 # old-style "username" journal tag
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1066 try:
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1067 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
1068 except KeyError:
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1069 # 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
1070 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
1071 else:
1800
a3b1b1dcf639 Use getuid(), not figure_curuserid()
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1794
diff changeset
1072 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
1073
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1074 # 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
1075 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
1076
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1077 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
1078 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
1079 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
1080 return []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1081 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1082 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
1083 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1084 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
1085
1014
8816534e6a1a Fixed nasty bug that was preventing changes to multilinks going through.
Richard Jones <richard@users.sourceforge.net>
parents: 1002
diff changeset
1086 # 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
1087 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
1088 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
1089
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1090 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
1091
1103
db787cef1385 handled some XXXs
Richard Jones <richard@users.sourceforge.net>
parents: 1099
diff changeset
1092 # not in spec
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1093 def getnode(self, nodeid, cache=1):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1094 ''' Return a convenience wrapper for the node.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1095
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1096 '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
1097 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
1098
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
1099 '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
1100 '''
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
1101 return Node(self, 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
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 def set(self, nodeid, **propvalues):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1104 '''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
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 '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
1107 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
1108
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1109 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
1110 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
1111
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1112 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
1113 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
1114
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1115 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
1116 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
1117
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1118 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
1119 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
1120
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1121 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
1122 to modify the "creation" or "activity" properties cause a KeyError.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1123 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1124 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
1125 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
1126
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1127 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
1128 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
1129
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1130 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
1131 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
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 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
1134 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
1135
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1136 self.fireAuditors('set', nodeid, propvalues)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1137 # Take a copy of the node dict so that the subsequent set
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1138 # operation doesn't modify the oldvalues structure.
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
1139 oldvalues = copy.deepcopy(self.db.getnode(self.classname, 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
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 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
1142 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
1143 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
1144 num_re = re.compile('^\d+$')
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1145
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1146 # 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
1147 journalvalues = {}
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1148
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1149 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
1150 # 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
1151 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
1152 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1153 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
1154 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
1155 pass
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1156 else:
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 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
1158
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1159 # 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
1160 # ... 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
1161 # 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
1162 try:
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1163 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
1164 except KeyError:
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1165 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
1166 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
1167
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1168 # 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
1169 # doing anything
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
1170 current = node.get(propname, None)
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
1171 if value == current:
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1172 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
1173 continue
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
1174 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
1175
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1176 # 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
1177 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
1178 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
1179 # 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
1180 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
1181 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
1182 propname)
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1183 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
1184 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1185 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
1186 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
1187 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
1188 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
1189
927
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1190 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
1191 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
1192 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
1193
927
51519406b73e web forms may now unset Link values (like assignedto)
Richard Jones <richard@users.sourceforge.net>
parents: 924
diff changeset
1194 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
1195 # 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
1196 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
1197 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
1198 (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
1199
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1200 # register the 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
1201 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
1202 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
1203 (self.classname, nodeid, propname))
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1204
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1205 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
1206 if type(value) != type([]):
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1207 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
1208 ' ids'%propname
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1209 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
1210 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1211 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
1212 # 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
1213 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
1214 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
1215 '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
1216 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
1217 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1218 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
1219 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
1220 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
1221 propname, entry,
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1222 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
1223 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
1224 value = l
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1225 propvalues[propname] = value
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1226
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1227 # 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
1228 add = []
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1229 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
1230
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1231 # handle removals
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1232 if node.has_key(propname):
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1233 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
1234 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1235 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1236 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
1237 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
1238 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1239 # 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
1240 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
1241 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
1242 (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
1243 l.remove(id)
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1244 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
1245
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1246 # 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
1247 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
1248 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
1249 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
1250 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
1251 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1252 # 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
1253 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
1254 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
1255 (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
1256 l.append(id)
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1257 add.append(id)
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1258
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1259 # figure the journal entry
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1260 l = []
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1261 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
1262 l.append(('+', add))
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1263 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
1264 l.append(('-', remove))
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1265 if l:
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1266 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
1267
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1268 elif isinstance(prop, String):
1383
f19dde90e473 applied unicode patch
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1351
diff changeset
1269 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
1270 raise TypeError, 'new property "%s" not a string'%propname
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1271
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1272 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
1273 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
1274 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
1275 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
1276
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1277 elif 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
1278 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
1279 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
1280 propvalues[propname] = value
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1281
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1282 elif value is not None and isinstance(prop, Interval):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1283 if not isinstance(value, date.Interval):
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1284 raise TypeError, 'new property "%s" not an '\
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1285 'Interval'%propname
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1286 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
1287
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1288 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
1289 try:
890
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1290 float(value)
887
e7169d6e6e45 added tests for number type too
Richard Jones <richard@users.sourceforge.net>
parents: 886
diff changeset
1291 except ValueError:
890
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1292 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
1293
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1294 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
1295 try:
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1296 int(value)
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1297 except ValueError:
a568596dbea7 Unit tests and a few fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 887
diff changeset
1298 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
1299
869
6d98bec4e52e fixed the journal bloat from multilink changes
Richard Jones <richard@users.sourceforge.net>
parents: 862
diff changeset
1300 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
1301
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1302 # 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
1303 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
1304 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
1305
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1306 # 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
1307 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
1308
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1309 if self.do_journal:
1304
61ad556cfc8d working toward 0.5.2 release
Richard Jones <richard@users.sourceforge.net>
parents: 1303
diff changeset
1310 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
1311
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1312 self.fireReactors('set', nodeid, oldvalues)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1313
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
1314 return propvalues
3c344e942055 Use same regex to split search terms as used to index text.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 927
diff changeset
1315
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1316 def retire(self, nodeid):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1317 '''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
1318
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1319 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
1320 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
1321
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1322 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
1323 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
1324
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1325 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
1326 to modify the "creation" or "activity" properties cause a KeyError.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1327 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1328 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
1329 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
1330
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1331 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
1332
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1333 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
1334 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
1335 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
1336 if self.do_journal:
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1337 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
1338
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1339 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
1340
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1341 def restore(self, nodeid):
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1342 '''Restpre a retired node.
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1343
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1344 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
1345 '''
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1346 if self.db.journaltag is None:
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1347 raise DatabaseError, 'Database open read-only'
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1348
1523
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1349 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
1350 # 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
1351 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
1352 try:
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1353 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
1354 except KeyError:
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1355 pass
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1356 else:
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1519
diff changeset
1357 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
1358 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
1359 # Now we can safely restore node
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1360 self.fireAuditors('restore', nodeid, None)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1361 del node[self.db.RETIRED_FLAG]
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1362 self.db.setnode(self.classname, nodeid, node)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1363 if self.do_journal:
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1364 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
1365
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1366 self.fireReactors('restore', nodeid, None)
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1505
diff changeset
1367
1476
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
1368 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
1369 '''Return true if the node is retired.
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 930
diff changeset
1370 '''
1476
5a01e90b7dc9 fixed export/import of retired nodes [SF#685273]
Richard Jones <richard@users.sourceforge.net>
parents: 1467
diff changeset
1371 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
1372 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
1373 return 1
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 930
diff changeset
1374 return 0
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 930
diff changeset
1375
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1376 def destroy(self, nodeid):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1377 '''Destroy a node.
1333
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
1378
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1379 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
1380 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
1381 deleted
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1382 WARNING: use retire() instead
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1383 WARNING: the properties of this node will not be available ever again
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1384 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
1385
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1386 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
1387 support the session storage of the cgi interface.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1388 '''
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1389 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
1390 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
1391 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
1392
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1393 def history(self, nodeid):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1394 '''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
1395
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1396 '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
1397 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
1398
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1399 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
1400
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
1401 (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
1402
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1403 '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
1404 'tag' is the journaltag specified when the database was opened.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1405 '''
860
2df32a73eb45 Implemented a switch to disable journalling for a Class.
Richard Jones <richard@users.sourceforge.net>
parents: 858
diff changeset
1406 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
1407 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
1408 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
1409
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1410 # 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
1411 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
1412 '''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
1413 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1414 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
1415
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1416 def setkey(self, propname):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1417 '''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
1418
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1419 '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
1420 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
1421 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
1422 property doesn't exist, KeyError is raised.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1423 '''
862
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
1424 prop = self.getprops()[propname]
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
1425 if not isinstance(prop, String):
37fb48c3a136 Did some old TODOs
Richard Jones <richard@users.sourceforge.net>
parents: 860
diff changeset
1426 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
1427 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
1428
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1429 def getkey(self):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1430 '''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
1431 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
1432
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1433 def labelprop(self, default_to_id=0):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1434 ''' Return the property name for a label for the given node.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1435
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1436 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
1437 It tries the following in order:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1438 1. key property
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1439 2. "name" property
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1440 3. "title" property
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1441 4. first property from the sorted property name list
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1442 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1443 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
1444 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
1445 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
1446 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
1447 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
1448 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
1449 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
1450 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
1451 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
1452 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
1453 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
1454 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
1455 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
1456
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1457 # 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
1458 def lookup(self, keyvalue):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1459 '''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
1460
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1461 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
1462 '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
1463 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
1464 otherwise a KeyError is raised.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1465 '''
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1466 if not self.key:
1127
22517f9e3b1e nicer error message
Richard Jones <richard@users.sourceforge.net>
parents: 1103
diff changeset
1467 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
1468 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
1469 try:
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1470 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
1471 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
1472 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
1473 continue
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 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
1475 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
1476 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1477 cldb.close()
1174
8e318dfaf479 Verify contents of tracker module when the tracker is opened
Richard Jones <richard@users.sourceforge.net>
parents: 1170
diff changeset
1478 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
1479 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
1480
1103
db787cef1385 handled some XXXs
Richard Jones <richard@users.sourceforge.net>
parents: 1099
diff changeset
1481 # 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
1482 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
1483 '''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
1484
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1485 '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
1486 propname={itemid:1, }
1222
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
1487 '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
1488 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
1489 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
1490
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1491 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
1492 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
1493 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
1494 issues:
bc3bc3248dd1 added Class.find() unit test, fixed implementations
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
1495
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1496 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
1497 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1498 propspec = propspec.items()
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1499 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
1500 # 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
1501 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
1502 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
1503 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
1504
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1505 # 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
1506 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
1507 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1508 try:
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1509 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
1510 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
1511 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
1512 continue
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1513 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
1514 # can't test if the item doesn't have this property
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1515 if not item.has_key(propname):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1516 continue
1563
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1517 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
1518 itemids = {itemids:1}
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1519
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1520 # 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
1521 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
1522 value = item[propname]
e2a8ce4d2317 Class.find() may now find unset Links [SF#700620]
Richard Jones <richard@users.sourceforge.net>
parents: 1558
diff changeset
1523 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
1524 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
1525 break
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1526 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
1527 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
1528 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
1529 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
1530 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
1531 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
1532 break
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 hit:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1534 break
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1535 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1536 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
1537 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
1538
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1539 def stringFind(self, **requirements):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1540 '''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
1541 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
1542
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1543 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
1544
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1545 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
1546 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1547 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
1548 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
1549 if isinstance(not prop, String):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1550 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
1551 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
1552 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1553 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
1554 try:
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1555 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
1556 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
1557 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
1558 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1559 for key, value in requirements.items():
1296
34b1e6490e65 hardening for stringFind with missing props
Richard Jones <richard@users.sourceforge.net>
parents: 1252
diff changeset
1560 if not node.has_key(key):
34b1e6490e65 hardening for stringFind with missing props
Richard Jones <richard@users.sourceforge.net>
parents: 1252
diff changeset
1561 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
1562 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
1563 break
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1564 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1565 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
1566 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1567 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
1568 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
1569
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1570 def list(self):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1571 ''' 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
1572 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1573 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1574 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
1575 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
1576 try:
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1577 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
1578 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
1579 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
1580 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1581 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
1582 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1583 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
1584 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
1585 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
1586
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1587 def getnodeids(self, db=None):
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1588 ''' Return a list of ALL nodeids
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1589 '''
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1590 if __debug__:
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1591 print >>hyperdb.DEBUG, 'getnodeids', (self, self.classname, db)
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1592
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1593 res = []
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1594
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1595 # 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
1596 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
1597 res += self.db.newnodes[self.classname].keys()
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1598
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1599 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
1600 db = self.db.getclassdb(self.classname)
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1601 res = res + db.keys()
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1602
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1603 # 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
1604 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
1605 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
1606 if db.has_key(nodeid):
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1607 res.remove(nodeid)
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1608
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1609 return res
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1610
1249
6c24a86a12ae Fixes for SourceForge tracker bugs.
Richard Jones <richard@users.sourceforge.net>
parents: 1246
diff changeset
1611 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
1612 group=(None,None), num_re = re.compile('^\d+$')):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1613 ''' Return a list of the ids of the active nodes in this class that
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1614 match the 'filter' spec, sorted by the group spec and then the
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1615 sort spec.
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1616
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1617 "filterspec" is {propname: value(s)}
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1618 "sort" and "group" are (dir, prop) where dir is '+', '-' or None
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1619 and prop is a prop name or None
990
d374545c8eb0 minor edits
Richard Jones <richard@users.sourceforge.net>
parents: 969
diff changeset
1620 "search_matches" is {nodeid: marker}
1170
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1159
diff changeset
1621
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1159
diff changeset
1622 The filter must match all properties specificed - but if the
af104fa52746 Added some words to the installation doc about choosing backends.
Richard Jones <richard@users.sourceforge.net>
parents: 1159
diff changeset
1623 property value to match is a list, any one of the values in the
1555
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1624 list may match for that property to match. Unless the property
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1625 is a Multilink, in which case the item's property list must
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1626 match the filterspec list.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1627 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1628 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
1629
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1630 # 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
1631 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1632 props = self.getprops()
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1633 LINK = 0
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1634 MULTILINK = 1
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1635 STRING = 2
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1636 DATE = 3
1596
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1637 INTERVAL = 4
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1638 OTHER = 6
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1639
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1640 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
1641 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
1642 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
1643 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
1644 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
1645 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
1646 # replace key values with node ids
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1647 u = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1648 link_class = self.db.classes[propclass.classname]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1649 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
1650 # 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
1651 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
1652 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
1653 elif not num_re.match(entry):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1654 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1655 entry = link_class.lookup(entry)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1656 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
1657 raise ValueError, 'property "%s": %s not a %s'%(
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1658 k, entry, self.properties[k].classname)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1659 u.append(entry)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1660
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1661 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
1662 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
1663 # the value -1 is a special "not set" sentinel
1558
Richard Jones <richard@users.sourceforge.net>
parents: 1556
diff changeset
1664 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
1665 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
1666 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
1667 v = [v]
1555
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1668
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1669 # replace key values with node ids
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1670 u = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1671 link_class = self.db.classes[propclass.classname]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1672 for entry in v:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1673 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
1674 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1675 entry = link_class.lookup(entry)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1676 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
1677 raise ValueError, 'new property "%s": %s not a %s'%(
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1678 k, entry, self.properties[k].classname)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1679 u.append(entry)
1555
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1680 u.sort()
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1681 l.append((MULTILINK, k, u))
1303
71be6588904f fixed filtering by id in anydbm
Richard Jones <richard@users.sourceforge.net>
parents: 1296
diff changeset
1682 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
1683 if type(v) is not type([]):
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1684 v = [v]
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1685 m = []
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1686 for v in v:
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1687 # simple glob searching
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1688 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
1689 v = v.replace('?', '.')
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1690 v = v.replace('*', '.*?')
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1691 m.append(v)
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1692 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
1693 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
1694 elif isinstance(propclass, Date):
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1695 try:
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1696 date_rng = Range(v, date.Date, offset=timezone)
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1697 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
1698 except ValueError:
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1699 # 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
1700 pass
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1701 elif isinstance(propclass, Interval):
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1702 try:
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1703 intv_rng = Range(v, date.Interval)
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1704 l.append((INTERVAL, k, intv_rng))
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1705 except ValueError:
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1706 # 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
1707 pass
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1708
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1709 elif isinstance(propclass, Boolean):
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1710 if type(v) is type(''):
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1711 bv = v.lower() in ('yes', 'true', 'on', '1')
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1712 else:
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1713 bv = v
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1714 l.append((OTHER, k, bv))
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 869
diff changeset
1715 elif isinstance(propclass, Number):
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1716 l.append((OTHER, k, int(v)))
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1717 else:
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1718 l.append((OTHER, k, v))
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1719 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
1720
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1721 # now, find all the nodes that are active and pass filtering
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1722 l = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1723 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
1724 try:
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1725 # TODO: only full-scan once (use items())
1484
b3f2484babce fixes to import/export
Richard Jones <richard@users.sourceforge.net>
parents: 1476
diff changeset
1726 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
1727 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
1728 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
1729 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1730 # 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
1731 for t, k, v in filterspec:
1303
71be6588904f fixed filtering by id in anydbm
Richard Jones <richard@users.sourceforge.net>
parents: 1296
diff changeset
1732 # handle the id prop
71be6588904f fixed filtering by id in anydbm
Richard Jones <richard@users.sourceforge.net>
parents: 1296
diff changeset
1733 if k == 'id' and v == nodeid:
71be6588904f fixed filtering by id in anydbm
Richard Jones <richard@users.sourceforge.net>
parents: 1296
diff changeset
1734 continue
71be6588904f fixed filtering by id in anydbm
Richard Jones <richard@users.sourceforge.net>
parents: 1296
diff changeset
1735
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1736 # make sure the node has the property
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1737 if not node.has_key(k):
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1738 # this node doesn't have this property, so reject it
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1739 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
1740
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1741 # now apply the property filter
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1742 if t == LINK:
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1743 # 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
1744 # filterspec's nodeid list, skip it
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1745 if node[k] not in v:
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1746 break
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1747 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
1748 # 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
1749 # 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
1750 # it
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1751 have = node[k]
1555
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1752 # check for matching the absence of multilink values
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1753 if not v and have:
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1754 break
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1755
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1756 # othewise, make sure this node has each of the
948c7764d46c implemented ability to search for multilink properties with no value (not in mk)
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1757 # required values
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1758 for want in v:
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1759 if want not in have:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1760 break
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1761 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1762 continue
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1763 break
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1764 elif t == STRING:
1631
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1765 if node[k] is None:
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1766 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
1767 # RE search
1631
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1768 if not v.search(node[k]):
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1769 break
1596
33a0d94c7658 searching on ranges of intervals is implemented
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1567
diff changeset
1770 elif t == DATE or t == INTERVAL:
1631
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1771 if node[k] is None:
8a908bbad1ef A couple of form value handling changes:
Richard Jones <richard@users.sourceforge.net>
parents: 1599
diff changeset
1772 break
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1773 if v.to_value:
1599
cc96bf971b33 extended date syntax to make range searches even more useful
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1596
diff changeset
1774 if not (v.from_value <= node[k] and v.to_value >= node[k]):
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1775 break
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1776 else:
1599
cc96bf971b33 extended date syntax to make range searches even more useful
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1596
diff changeset
1777 if not (v.from_value <= node[k]):
1499
8ee69708da0c added support for searching on ranges of dates
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1496
diff changeset
1778 break
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1779 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
1780 # straight value comparison for the other types
924
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1781 if node[k] != v:
aa10112dd7d1 cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 916
diff changeset
1782 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
1783 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1784 l.append((nodeid, node))
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1785 finally:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1786 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
1787 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
1788
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1789 # filter based on full text search
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1790 if search_matches is not None:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1791 k = []
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1792 for v in l:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1793 if search_matches.has_key(v[0]):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1794 k.append(v)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1795 l = k
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1796
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1797 # now, sort the result
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1798 def sortfun(a, b, sort=sort, group=group, properties=self.getprops(),
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1799 db = self.db, cl=self):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1800 a_id, an = a
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1801 b_id, bn = b
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1802 # sort by group and then sort
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1803 for dir, prop in group, sort:
1038
Richard Jones <richard@users.sourceforge.net>
parents: 1028
diff changeset
1804 if dir is None or prop is None: continue
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1805
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1806 # sorting is class-specific
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1807 propclass = properties[prop]
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1808
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1809 # handle the properties that might be "faked"
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1810 # also, handle possible missing properties
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1811 try:
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1812 if not an.has_key(prop):
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1813 an[prop] = cl.get(a_id, prop)
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1814 av = an[prop]
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1815 except KeyError:
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1816 # the node doesn't have a value for this property
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1817 if isinstance(propclass, Multilink): av = []
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1818 else: av = ''
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1819 try:
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1820 if not bn.has_key(prop):
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1821 bn[prop] = cl.get(b_id, prop)
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1822 bv = bn[prop]
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1823 except KeyError:
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1824 # the node doesn't have a value for this property
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1825 if isinstance(propclass, Multilink): bv = []
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1826 else: bv = ''
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1827
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1828 # String and Date values are sorted in the natural way
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1829 if isinstance(propclass, String):
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1830 # clean up the strings
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1831 if av and av[0] in string.uppercase:
1327
7af3f0df307b fixed nasty sorting bug that was lowercasing properties
Richard Jones <richard@users.sourceforge.net>
parents: 1312
diff changeset
1832 av = av.lower()
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1833 if bv and bv[0] in string.uppercase:
1327
7af3f0df307b fixed nasty sorting bug that was lowercasing properties
Richard Jones <richard@users.sourceforge.net>
parents: 1312
diff changeset
1834 bv = bv.lower()
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1835 if (isinstance(propclass, String) or
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1836 isinstance(propclass, Date)):
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1837 # it might be a string that's really an integer
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1838 try:
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1839 av = int(av)
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1840 bv = int(bv)
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1841 except:
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1842 pass
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1843 if dir == '+':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1844 r = cmp(av, bv)
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1845 if r != 0: return r
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1846 elif dir == '-':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1847 r = cmp(bv, av)
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1848 if r != 0: return r
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1849
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1850 # Link properties are sorted according to the value of
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1851 # the "order" property on the linked nodes if it is
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1852 # present; or otherwise on the key string of the linked
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1853 # nodes; or finally on the node ids.
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1854 elif isinstance(propclass, Link):
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1855 link = db.classes[propclass.classname]
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1856 if av is None and bv is not None: return -1
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1857 if av is not None and bv is None: return 1
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1858 if av is None and bv is None: continue
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1859 if link.getprops().has_key('order'):
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1860 if dir == '+':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1861 r = cmp(link.get(av, 'order'),
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1862 link.get(bv, 'order'))
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1863 if r != 0: return r
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1864 elif dir == '-':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1865 r = cmp(link.get(bv, 'order'),
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1866 link.get(av, 'order'))
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1867 if r != 0: return r
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1868 elif link.getkey():
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1869 key = link.getkey()
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1870 if dir == '+':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1871 r = cmp(link.get(av, key), link.get(bv, key))
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1872 if r != 0: return r
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1873 elif dir == '-':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1874 r = cmp(link.get(bv, key), link.get(av, key))
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1875 if r != 0: return r
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1876 else:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1877 if dir == '+':
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1878 r = cmp(av, bv)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1879 if r != 0: return r
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1880 elif dir == '-':
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1881 r = cmp(bv, av)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1882 if r != 0: return r
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1883
1505
c101d2ff5a20 fix to [SF#691071], really this time
Richard Jones <richard@users.sourceforge.net>
parents: 1499
diff changeset
1884 else:
c101d2ff5a20 fix to [SF#691071], really this time
Richard Jones <richard@users.sourceforge.net>
parents: 1499
diff changeset
1885 # all other types just compare
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1886 if dir == '+':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1887 r = cmp(av, bv)
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1888 elif dir == '-':
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1889 r = cmp(bv, av)
1505
c101d2ff5a20 fix to [SF#691071], really this time
Richard Jones <richard@users.sourceforge.net>
parents: 1499
diff changeset
1890 if r != 0: return r
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1891
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
1892 # end for dir, prop in sort, group:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1893 # if all else fails, compare the ids
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1894 return cmp(a[0], b[0])
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1895
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1896 l.sort(sortfun)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1897 return [i[0] for i in l]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1898
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1899 def count(self):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1900 '''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
1901
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1902 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
1903 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
1904 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
1905 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1906 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
1907
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1908 # 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
1909
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1910 def getprops(self, protected=1):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1911 '''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
1912 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
1913 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
1914
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1915 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
1916 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
1917 "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
1918 which may not be modified.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1919 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1920 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
1921 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
1922 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
1923 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
1924 d['activity'] = hyperdb.Date()
1176
bd3b57859c37 On second thought, that last checkin was dumb.
Richard Jones <richard@users.sourceforge.net>
parents: 1174
diff changeset
1925 d['creator'] = hyperdb.Link('user')
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1926 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
1927
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1928 def addprop(self, **properties):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1929 '''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
1930
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1931 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
1932 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
1933 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
1934 is raised before any properties have been added.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1935 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1936 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
1937 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
1938 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
1939 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
1940
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1941 def index(self, nodeid):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1942 '''Add (or refresh) the node to search indexes
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1943 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1944 # find all the String properties that have indexme
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1945 for prop, propclass in self.getprops().items():
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1946 if isinstance(propclass, String) and propclass.indexme:
891
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1947 try:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1948 value = str(self.get(nodeid, prop))
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1949 except IndexError:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1950 # node no longer exists - entry should be removed
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1951 self.db.indexer.purge_entry((self.classname, nodeid, prop))
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1952 else:
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1953 # and index them under (classname, nodeid, property)
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1954 self.db.indexer.add_text((self.classname, nodeid, prop),
974a4b94c5e3 Implemented the destroy() method needed by the session database...
Richard Jones <richard@users.sourceforge.net>
parents: 890
diff changeset
1955 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
1956
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1957 #
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1958 # Detector interface
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1959 #
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1960 def audit(self, event, detector):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1961 '''Register a detector
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1962 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1963 l = self.auditors[event]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1964 if detector not in l:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1965 self.auditors[event].append(detector)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1966
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1967 def fireAuditors(self, action, nodeid, newvalues):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1968 '''Fire all registered auditors.
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1969 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1970 for audit in self.auditors[action]:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1971 audit(self.db, self, nodeid, newvalues)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1972
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1973 def react(self, event, detector):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1974 '''Register a detector
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1975 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1976 l = self.reactors[event]
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1977 if detector not in l:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1978 self.reactors[event].append(detector)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1979
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1980 def fireReactors(self, action, nodeid, oldvalues):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1981 '''Fire all registered reactors.
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
1982 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1983 for react in self.reactors[action]:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1984 react(self.db, self, nodeid, oldvalues)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1985
1442
b42fa71754c9 don't attempt to create FileClass items if no content is supplied
Richard Jones <richard@users.sourceforge.net>
parents: 1431
diff changeset
1986 class FileClass(Class, hyperdb.FileClass):
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1987 '''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
1988 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
1989 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
1990
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1991 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
1992 "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
1993 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
1994 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1995 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
1996
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
1997 def create(self, **propvalues):
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
1998 ''' 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
1999 '''
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2000 # 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
2001 # 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
2002 self.fireAuditors('create', None, propvalues)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2003
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2004 # 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
2005 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
2006 del propvalues['content']
1431
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2007
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2008 # do the database create
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2009 newid = Class.create_inner(self, **propvalues)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2010
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2011 # fire reactors
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2012 self.fireReactors('create', newid, None)
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2013
c70068162e64 Altered Class.create() and FileClass.create() methods...
Richard Jones <richard@users.sourceforge.net>
parents: 1424
diff changeset
2014 # 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
2015 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
2016 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
2017
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2018 def import_list(self, propnames, proplist):
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2019 ''' Trap the "content" property...
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2020 '''
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2021 # dupe this list so we don't affect others
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2022 propnames = propnames[:]
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2023
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2024 # extract the "content" property from the proplist
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2025 i = propnames.index('content')
1143
Richard Jones <richard@users.sourceforge.net>
parents: 1131
diff changeset
2026 content = eval(proplist[i])
952
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2027 del propnames[i]
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2028 del proplist[i]
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2029
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2030 # do the normal import
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2031 newid = Class.import_list(self, propnames, proplist)
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2032
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2033 # save off the "content" file
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2034 self.db.storefile(self.classname, newid, None, content)
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2035 return newid
f615fbd02c18 full database export and import is done
Richard Jones <richard@users.sourceforge.net>
parents: 950
diff changeset
2036
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2037 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
2038 ''' 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
2039
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
2040 '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
2041 '''
1333
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
2042 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
2043 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
2044 try:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2045 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
2046 except IOError, (strerror):
1333
80d27b7d6db5 implemented whole-database locking
Richard Jones <richard@users.sourceforge.net>
parents: 1327
diff changeset
2047 # 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
2048 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
2049 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
2050 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
2051 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
2052 else:
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1751
diff changeset
2053 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
2054
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2055 def getprops(self, protected=1):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2056 ''' In addition to the actual properties on the node, these methods
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2057 provide the "content" property. If the "protected" flag is true,
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2058 we include protected properties - those which may not be
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2059 modified.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2060 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2061 d = Class.getprops(self, protected=protected).copy()
1159
a1a548c15260 include the "content" property in getprops....
Richard Jones <richard@users.sourceforge.net>
parents: 1145
diff changeset
2062 d['content'] = hyperdb.String()
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2063 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
2064
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2065 def index(self, nodeid):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2066 ''' Index the node in the search index.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2067
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2068 We want to index the content in addition to the normal String
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2069 property indexing.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2070 '''
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2071 # perform normal indexing
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2072 Class.index(self, nodeid)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2073
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2074 # get the content to index
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2075 content = self.get(nodeid, 'content')
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2076
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2077 # figure the mime type
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2078 if self.properties.has_key('type'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2079 mime_type = self.get(nodeid, 'type')
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2080 else:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2081 mime_type = self.default_mime_type
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2082
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2083 # and index!
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2084 self.db.indexer.add_text((self.classname, nodeid, 'content'), content,
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2085 mime_type)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2086
1103
db787cef1385 handled some XXXs
Richard Jones <richard@users.sourceforge.net>
parents: 1099
diff changeset
2087 # deviation from spec - was called ItemClass
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2088 class IssueClass(Class, roundupdb.IssueClass):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2089 # Overridden methods:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2090 def __init__(self, db, classname, **properties):
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
2091 '''The newly-created class automatically includes the "messages",
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2092 "files", "nosy", and "superseder" properties. If the 'properties'
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2093 dictionary attempts to specify any of these properties or a
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2094 "creation" or "activity" property, a ValueError is raised.
969
ddcb527491ba Consistent quoting
Richard Jones <richard@users.sourceforge.net>
parents: 967
diff changeset
2095 '''
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2096 if not properties.has_key('title'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2097 properties['title'] = hyperdb.String(indexme='yes')
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2098 if not properties.has_key('messages'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2099 properties['messages'] = hyperdb.Multilink("msg")
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2100 if not properties.has_key('files'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2101 properties['files'] = hyperdb.Multilink("file")
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2102 if not properties.has_key('nosy'):
1002
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
2103 # note: journalling is turned off as it really just wastes
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
2104 # space. this behaviour may be overridden in an instance
1798d2fa9fec Hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 990
diff changeset
2105 properties['nosy'] = hyperdb.Multilink("user", do_journal="no")
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2106 if not properties.has_key('superseder'):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2107 properties['superseder'] = hyperdb.Multilink(classname)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2108 Class.__init__(self, db, classname, **properties)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 843
diff changeset
2109
46
3c5920433866 *sigh* some databases have _foo.so as their underlying implementation.
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2110 #
Roundup Issue Tracker: http://roundup-tracker.org/