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annotate roundup/hyperdb.py @ 236:8827f5931ea8

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Fixed CGI client change messages... ...so they actually include the properties changed (again).
author Richard Jones <richard@users.sourceforge.net>
date Wed, 29 Aug 2001 04:47:18 +0000
parents afd428ba6523
children ab921dc53ccd
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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: hyperdb.py,v 1.19 2001-08-29 04:47:18 richard Exp $
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19
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20 # standard python modules
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21 import cPickle, re, string
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22
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23 # roundup modules
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24 import date
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27 #
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28 # Types
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29 #
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30 class String:
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31 """An object designating a String property."""
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32 def __repr__(self):
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33 return '<%s>'%self.__class__
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35 class Date:
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36 """An object designating a Date property."""
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37 def __repr__(self):
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38 return '<%s>'%self.__class__
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39
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40 class Interval:
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41 """An object designating an Interval property."""
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42 def __repr__(self):
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43 return '<%s>'%self.__class__
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45 class Link:
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46 """An object designating a Link property that links to a
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47 node in a specified class."""
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48 def __init__(self, classname):
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49 self.classname = classname
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50 def __repr__(self):
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51 return '<%s to "%s">'%(self.__class__, self.classname)
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52
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53 class Multilink:
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54 """An object designating a Multilink property that links
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55 to nodes in a specified class.
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56 """
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57 def __init__(self, classname):
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58 self.classname = classname
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59 def __repr__(self):
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60 return '<%s to "%s">'%(self.__class__, self.classname)
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61
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62 class DatabaseError(ValueError):
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63 pass
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64
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66 #
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67 # the base Database class
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68 #
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69 class Database:
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70 # flag to set on retired entries
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71 RETIRED_FLAG = '__hyperdb_retired'
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72
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73
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74 _marker = []
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75 #
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76 # The base Class class
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77 #
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78 class Class:
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79 """The handle to a particular class of nodes in a hyperdatabase."""
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80
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81 def __init__(self, db, classname, **properties):
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82 """Create a new class with a given name and property specification.
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83
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84 'classname' must not collide with the name of an existing class,
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85 or a ValueError is raised. The keyword arguments in 'properties'
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86 must map names to property objects, or a TypeError is raised.
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87 """
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88 self.classname = classname
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89 self.properties = properties
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90 self.db = db
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91 self.key = ''
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92
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93 # do the db-related init stuff
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94 db.addclass(self)
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95
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96 # Editing nodes:
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97
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98 def create(self, **propvalues):
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99 """Create a new node of this class and return its id.
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100
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101 The keyword arguments in 'propvalues' map property names to values.
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102
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103 The values of arguments must be acceptable for the types of their
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104 corresponding properties or a TypeError is raised.
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105
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106 If this class has a key property, it must be present and its value
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107 must not collide with other key strings or a ValueError is raised.
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108
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109 Any other properties on this class that are missing from the
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110 'propvalues' dictionary are set to None.
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111
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112 If an id in a link or multilink property does not refer to a valid
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113 node, an IndexError is raised.
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114 """
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115 if propvalues.has_key('id'):
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116 raise KeyError, '"id" is reserved'
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117
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118 if self.db.journaltag is None:
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119 raise DatabaseError, 'Database open read-only'
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120
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121 # new node's id
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122 newid = str(self.count() + 1)
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123
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124 # validate propvalues
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125 num_re = re.compile('^\d+$')
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126 for key, value in propvalues.items():
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127 if key == self.key:
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128 try:
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129 self.lookup(value)
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130 except KeyError:
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131 pass
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132 else:
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133 raise ValueError, 'node with key "%s" exists'%value
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134
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135 # try to handle this property
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136 try:
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137 prop = self.properties[key]
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138 except KeyError:
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139 raise KeyError, '"%s" has no property "%s"'%(self.classname,
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140 key)
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141
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142 if isinstance(prop, Link):
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143 if type(value) != type(''):
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144 raise ValueError, 'link value must be String'
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145 link_class = self.properties[key].classname
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146 # if it isn't a number, it's a key
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147 if not num_re.match(value):
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148 try:
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149 value = self.db.classes[link_class].lookup(value)
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150 except:
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151 raise IndexError, 'new property "%s": %s not a %s'%(
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152 key, value, self.properties[key].classname)
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153 propvalues[key] = value
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154 if not self.db.hasnode(link_class, value):
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155 raise IndexError, '%s has no node %s'%(link_class, value)
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156
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157 # register the link with the newly linked node
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158 self.db.addjournal(link_class, value, 'link',
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159 (self.classname, newid, key))
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160
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161 elif isinstance(prop, Multilink):
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162 if type(value) != type([]):
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163 raise TypeError, 'new property "%s" not a list of ids'%key
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164 link_class = self.properties[key].classname
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165 l = []
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166 for entry in value:
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167 if type(entry) != type(''):
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168 raise ValueError, 'link value must be String'
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169 # if it isn't a number, it's a key
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170 if not num_re.match(entry):
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171 try:
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172 entry = self.db.classes[link_class].lookup(entry)
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173 except:
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174 raise IndexError, 'new property "%s": %s not a %s'%(
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175 key, entry, self.properties[key].classname)
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176 l.append(entry)
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177 value = l
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178 propvalues[key] = value
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179
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180 # handle additions
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181 for id in value:
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182 if not self.db.hasnode(link_class, id):
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183 raise IndexError, '%s has no node %s'%(link_class, id)
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184 # register the link with the newly linked node
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185 self.db.addjournal(link_class, id, 'link',
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186 (self.classname, newid, key))
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187
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188 elif isinstance(prop, String):
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189 if type(value) != type(''):
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190 raise TypeError, 'new property "%s" not a string'%key
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191
224
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192 elif isinstance(prop, Date):
228
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193 if not isinstance(value, date.Date):
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194 raise TypeError, 'new property "%s" not a Date'% key
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195
224
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196 elif isinstance(prop, Interval):
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197 if not isinstance(value, date.Interval):
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198 raise TypeError, 'new property "%s" not an Interval'% key
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199
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200 for key, prop in self.properties.items():
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201 if propvalues.has_key(key):
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202 continue
224
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203 if isinstance(prop, Multilink):
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204 propvalues[key] = []
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205 else:
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206 propvalues[key] = None
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207
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208 # done
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209 self.db.addnode(self.classname, newid, propvalues)
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210 self.db.addjournal(self.classname, newid, 'create', propvalues)
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211 return newid
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212
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213 def get(self, nodeid, propname, default=_marker):
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214 """Get the value of a property on an existing node of this class.
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215
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216 'nodeid' must be the id of an existing node of this class or an
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217 IndexError is raised. 'propname' must be the name of a property
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218 of this class or a KeyError is raised.
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219 """
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220 if propname == 'id':
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221 return nodeid
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222 d = self.db.getnode(self.classname, nodeid)
156
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223 if not d.has_key(propname) and default is not _marker:
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224 return default
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225 return d[propname]
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226
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227 # XXX not in spec
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228 def getnode(self, nodeid):
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229 ''' Return a convenience wrapper for the node
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230 '''
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231 return Node(self, nodeid)
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232
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233 def set(self, nodeid, **propvalues):
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234 """Modify a property on an existing node of this class.
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235
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236 'nodeid' must be the id of an existing node of this class or an
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237 IndexError is raised.
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238
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239 Each key in 'propvalues' must be the name of a property of this
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240 class or a KeyError is raised.
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241
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242 All values in 'propvalues' must be acceptable types for their
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243 corresponding properties or a TypeError is raised.
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244
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245 If the value of the key property is set, it must not collide with
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246 other key strings or a ValueError is raised.
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247
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248 If the value of a Link or Multilink property contains an invalid
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249 node id, a ValueError is raised.
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250 """
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251 if not propvalues:
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252 return
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253
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254 if propvalues.has_key('id'):
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255 raise KeyError, '"id" is reserved'
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256
25
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257 if self.db.journaltag is None:
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258 raise DatabaseError, 'Database open read-only'
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259
25
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260 node = self.db.getnode(self.classname, nodeid)
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261 if node.has_key(self.db.RETIRED_FLAG):
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262 raise IndexError
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263 num_re = re.compile('^\d+$')
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264 for key, value in propvalues.items():
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265 if not node.has_key(key):
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266 raise KeyError, key
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267
236
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268 # check to make sure we're not duplicating an existing key
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269 if key == self.key and node[key] != value:
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270 try:
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271 self.lookup(value)
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272 except KeyError:
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273 pass
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274 else:
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275 raise ValueError, 'node with key "%s" exists'%value
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276
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277 prop = self.properties[key]
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278
224
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279 if isinstance(prop, Link):
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280 link_class = self.properties[key].classname
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281 # if it isn't a number, it's a key
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282 if type(value) != type(''):
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283 raise ValueError, 'link value must be String'
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284 if not num_re.match(value):
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285 try:
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286 value = self.db.classes[link_class].lookup(value)
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287 except:
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288 raise IndexError, 'new property "%s": %s not a %s'%(
25
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289 key, value, self.properties[key].classname)
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290
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291 if not self.db.hasnode(link_class, value):
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292 raise IndexError, '%s has no node %s'%(link_class, value)
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293
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294 # register the unlink with the old linked node
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295 if node[key] is not None:
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296 self.db.addjournal(link_class, node[key], 'unlink',
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297 (self.classname, nodeid, key))
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298
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299 # register the link with the newly linked node
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300 if value is not None:
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301 self.db.addjournal(link_class, value, 'link',
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302 (self.classname, nodeid, key))
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303
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304 elif isinstance(prop, Multilink):
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305 if type(value) != type([]):
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306 raise TypeError, 'new property "%s" not a list of ids'%key
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307 link_class = self.properties[key].classname
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308 l = []
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309 for entry in value:
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310 # if it isn't a number, it's a key
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311 if type(entry) != type(''):
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312 raise ValueError, 'link value must be String'
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313 if not num_re.match(entry):
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314 try:
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315 entry = self.db.classes[link_class].lookup(entry)
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316 except:
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317 raise IndexError, 'new property "%s": %s not a %s'%(
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318 key, entry, self.properties[key].classname)
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319 l.append(entry)
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320 value = l
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321 propvalues[key] = value
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322
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323 #handle removals
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324 l = node[key]
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325 for id in l[:]:
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326 if id in value:
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327 continue
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328 # register the unlink with the old linked node
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329 self.db.addjournal(link_class, id, 'unlink',
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330 (self.classname, nodeid, key))
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331 l.remove(id)
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332
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333 # handle additions
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334 for id in value:
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335 if not self.db.hasnode(link_class, id):
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336 raise IndexError, '%s has no node %s'%(link_class, id)
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337 if id in l:
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338 continue
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339 # register the link with the newly linked node
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340 self.db.addjournal(link_class, id, 'link',
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341 (self.classname, nodeid, key))
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342 l.append(id)
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343
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344 elif isinstance(prop, String):
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345 if value is not None and type(value) != type(''):
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346 raise TypeError, 'new property "%s" not a string'%key
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347
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348 elif isinstance(prop, Date):
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349 if not isinstance(value, date.Date):
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350 raise TypeError, 'new property "%s" not a Date'% key
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351
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352 elif isinstance(prop, Interval):
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353 if not isinstance(value, date.Interval):
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354 raise TypeError, 'new property "%s" not an Interval'% key
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355
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356 node[key] = value
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357
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358 self.db.setnode(self.classname, nodeid, node)
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359 self.db.addjournal(self.classname, nodeid, 'set', propvalues)
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360
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361 def retire(self, nodeid):
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362 """Retire a node.
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363
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364 The properties on the node remain available from the get() method,
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365 and the node's id is never reused.
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366
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367 Retired nodes are not returned by the find(), list(), or lookup()
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368 methods, and other nodes may reuse the values of their key properties.
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369 """
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370 if self.db.journaltag is None:
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371 raise DatabaseError, 'Database open read-only'
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372 node = self.db.getnode(self.classname, nodeid)
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373 node[self.db.RETIRED_FLAG] = 1
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374 self.db.setnode(self.classname, nodeid, node)
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375 self.db.addjournal(self.classname, nodeid, 'retired', None)
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376
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377 def history(self, nodeid):
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378 """Retrieve the journal of edits on a particular node.
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379
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380 'nodeid' must be the id of an existing node of this class or an
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381 IndexError is raised.
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382
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383 The returned list contains tuples of the form
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384
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385 (date, tag, action, params)
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386
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387 'date' is a Timestamp object specifying the time of the change and
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388 'tag' is the journaltag specified when the database was opened.
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389 """
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390 return self.db.getjournal(self.classname, nodeid)
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391
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392 # Locating nodes:
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393
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394 def setkey(self, propname):
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395 """Select a String property of this class to be the key property.
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396
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397 'propname' must be the name of a String property of this class or
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398 None, or a TypeError is raised. The values of the key property on
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399 all existing nodes must be unique or a ValueError is raised.
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400 """
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401 self.key = propname
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402
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403 def getkey(self):
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404 """Return the name of the key property for this class or None."""
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405 return self.key
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406
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407 def labelprop(self, default_to_id=0):
123
51cce9671db0 Cleanup of the link label generation.
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408 ''' Return the property name for a label for the given node.
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409
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diff changeset
410 This method attempts to generate a consistent label for the node.
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411 It tries the following in order:
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412 1. key property
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413 2. "name" property
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414 3. "title" property
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415 4. first property from the sorted property name list
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416 '''
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417 k = self.getkey()
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418 if k:
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419 return k
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420 props = self.getprops()
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421 if props.has_key('name'):
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422 return 'name'
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423 elif props.has_key('title'):
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424 return 'title'
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diff changeset
425 if default_to_id:
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426 return 'id'
123
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diff changeset
427 props = props.keys()
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diff changeset
428 props.sort()
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diff changeset
429 return props[0]
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430
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431 # TODO: set up a separate index db file for this? profile?
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432 def lookup(self, keyvalue):
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433 """Locate a particular node by its key property and return its id.
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434
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435 If this class has no key property, a TypeError is raised. If the
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436 'keyvalue' matches one of the values for the key property among
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437 the nodes in this class, the matching node's id is returned;
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438 otherwise a KeyError is raised.
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439 """
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440 cldb = self.db.getclassdb(self.classname)
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441 for nodeid in self.db.getnodeids(self.classname, cldb):
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442 node = self.db.getnode(self.classname, nodeid, cldb)
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443 if node.has_key(self.db.RETIRED_FLAG):
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444 continue
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445 if node[self.key] == keyvalue:
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446 return nodeid
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447 cldb.close()
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448 raise KeyError, keyvalue
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449
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450 # XXX: change from spec - allows multiple props to match
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451 def find(self, **propspec):
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452 """Get the ids of nodes in this class which link to a given node.
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453
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454 'propspec' consists of keyword args propname=nodeid
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455 'propname' must be the name of a property in this class, or a
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456 KeyError is raised. That property must be a Link or Multilink
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457 property, or a TypeError is raised.
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diff changeset
458
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459 'nodeid' must be the id of an existing node in the class linked
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460 to by the given property, or an IndexError is raised.
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461 """
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diff changeset
462 propspec = propspec.items()
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diff changeset
463 for propname, nodeid in propspec:
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464 # check the prop is OK
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465 prop = self.properties[propname]
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diff changeset
466 if not isinstance(prop, Link) and not isinstance(prop, Multilink):
25
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parents:
diff changeset
467 raise TypeError, "'%s' not a Link/Multilink property"%propname
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
468 if not self.db.hasnode(prop.classname, nodeid):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
469 raise ValueError, '%s has no node %s'%(link_class, nodeid)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
470
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
471 # ok, now do the find
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
472 cldb = self.db.getclassdb(self.classname)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
473 l = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
474 for id in self.db.getnodeids(self.classname, cldb):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
475 node = self.db.getnode(self.classname, id, cldb)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
476 if node.has_key(self.db.RETIRED_FLAG):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
477 continue
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
478 for propname, nodeid in propspec:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
479 property = node[propname]
224
ad2c98faec97 using isinstance(blah, Foo) now instead of isFooType
Richard Jones <richard@users.sourceforge.net>
parents: 214
diff changeset
480 if isinstance(prop, Link) and nodeid == property:
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
481 l.append(id)
224
ad2c98faec97 using isinstance(blah, Foo) now instead of isFooType
Richard Jones <richard@users.sourceforge.net>
parents: 214
diff changeset
482 elif isinstance(prop, Multilink) and nodeid in property:
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
483 l.append(id)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
484 cldb.close()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
485 return l
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
486
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
487 def stringFind(self, **requirements):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
488 """Locate a particular node by matching a set of its String properties.
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
489
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
490 If the property is not a String property, a TypeError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
491
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
492 The return is a list of the id of all nodes that match.
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
493 """
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
494 for propname in requirements.keys():
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
495 prop = self.properties[propname]
224
ad2c98faec97 using isinstance(blah, Foo) now instead of isFooType
Richard Jones <richard@users.sourceforge.net>
parents: 214
diff changeset
496 if isinstance(not prop, String):
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
497 raise TypeError, "'%s' not a String property"%propname
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
498 l = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
499 cldb = self.db.getclassdb(self.classname)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
500 for nodeid in self.db.getnodeids(self.classname, cldb):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
501 node = self.db.getnode(self.classname, nodeid, cldb)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
502 if node.has_key(self.db.RETIRED_FLAG):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
503 continue
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
504 for key, value in requirements.items():
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
505 if node[key] != value:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
506 break
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
507 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
508 l.append(nodeid)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
509 cldb.close()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
510 return l
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
511
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
512 def list(self):
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
513 """Return a list of the ids of the active nodes in this class."""
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
514 l = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
515 cn = self.classname
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
516 cldb = self.db.getclassdb(cn)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
517 for nodeid in self.db.getnodeids(cn, cldb):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
518 node = self.db.getnode(cn, nodeid, cldb)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
519 if node.has_key(self.db.RETIRED_FLAG):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
520 continue
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
521 l.append(nodeid)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
522 l.sort()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
523 cldb.close()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
524 return l
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
525
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
526 # XXX not in spec
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
527 def filter(self, filterspec, sort, group, num_re = re.compile('^\d+$')):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
528 ''' Return a list of the ids of the active nodes in this class that
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
529 match the 'filter' spec, sorted by the group spec and then the
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
530 sort spec
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
531 '''
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
532 cn = self.classname
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
533
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
534 # optimise filterspec
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
535 l = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
536 props = self.getprops()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
537 for k, v in filterspec.items():
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
538 propclass = props[k]
224
ad2c98faec97 using isinstance(blah, Foo) now instead of isFooType
Richard Jones <richard@users.sourceforge.net>
parents: 214
diff changeset
539 if isinstance(propclass, Link):
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
540 if type(v) is not type([]):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
541 v = [v]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
542 # replace key values with node ids
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
543 u = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
544 link_class = self.db.classes[propclass.classname]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
545 for entry in v:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
546 if not num_re.match(entry):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
547 try:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
548 entry = link_class.lookup(entry)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
549 except:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
550 raise ValueError, 'new property "%s": %s not a %s'%(
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
551 k, entry, self.properties[k].classname)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
552 u.append(entry)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
553
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
554 l.append((0, k, u))
224
ad2c98faec97 using isinstance(blah, Foo) now instead of isFooType
Richard Jones <richard@users.sourceforge.net>
parents: 214
diff changeset
555 elif isinstance(propclass, Multilink):
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
556 if type(v) is not type([]):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
557 v = [v]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
558 # replace key values with node ids
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
559 u = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
560 link_class = self.db.classes[propclass.classname]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
561 for entry in v:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
562 if not num_re.match(entry):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
563 try:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
564 entry = link_class.lookup(entry)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
565 except:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
566 raise ValueError, 'new property "%s": %s not a %s'%(
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
567 k, entry, self.properties[k].classname)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
568 u.append(entry)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
569 l.append((1, k, u))
224
ad2c98faec97 using isinstance(blah, Foo) now instead of isFooType
Richard Jones <richard@users.sourceforge.net>
parents: 214
diff changeset
570 elif isinstance(propclass, String):
231
afd428ba6523 better CGI text searching - but hidden filter fields are disappearing...
Richard Jones <richard@users.sourceforge.net>
parents: 230
diff changeset
571 # simple glob searching
afd428ba6523 better CGI text searching - but hidden filter fields are disappearing...
Richard Jones <richard@users.sourceforge.net>
parents: 230
diff changeset
572 v = re.sub(r'([\|\{\}\\\.\+\[\]\(\)])', r'\\\1', v)
afd428ba6523 better CGI text searching - but hidden filter fields are disappearing...
Richard Jones <richard@users.sourceforge.net>
parents: 230
diff changeset
573 v = v.replace('?', '.')
afd428ba6523 better CGI text searching - but hidden filter fields are disappearing...
Richard Jones <richard@users.sourceforge.net>
parents: 230
diff changeset
574 v = v.replace('*', '.*?')
afd428ba6523 better CGI text searching - but hidden filter fields are disappearing...
Richard Jones <richard@users.sourceforge.net>
parents: 230
diff changeset
575 l.append((2, k, re.compile(v, re.I)))
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
576 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
577 l.append((6, k, v))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
578 filterspec = l
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
579
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
580 # now, find all the nodes that are active and pass filtering
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
581 l = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
582 cldb = self.db.getclassdb(cn)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
583 for nodeid in self.db.getnodeids(cn, cldb):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
584 node = self.db.getnode(cn, nodeid, cldb)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
585 if node.has_key(self.db.RETIRED_FLAG):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
586 continue
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
587 # apply filter
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
588 for t, k, v in filterspec:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
589 if t == 0 and node[k] not in v:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
590 # link - if this node'd property doesn't appear in the
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
591 # filterspec's nodeid list, skip it
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
592 break
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
593 elif t == 1:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
594 # multilink - if any of the nodeids required by the
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
595 # filterspec aren't in this node's property, then skip
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
596 # it
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
597 for value in v:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
598 if value not in node[k]:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
599 break
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
600 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
601 continue
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
602 break
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
603 elif t == 2 and not v.search(node[k]):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
604 # RE search
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
605 break
230
e17a43d2c0d0 all searches use re now - and they're all case insensitive
Richard Jones <richard@users.sourceforge.net>
parents: 228
diff changeset
606 # elif t == 3 and node[k][:len(v)] != v:
e17a43d2c0d0 all searches use re now - and they're all case insensitive
Richard Jones <richard@users.sourceforge.net>
parents: 228
diff changeset
607 # # start anchored
e17a43d2c0d0 all searches use re now - and they're all case insensitive
Richard Jones <richard@users.sourceforge.net>
parents: 228
diff changeset
608 # break
e17a43d2c0d0 all searches use re now - and they're all case insensitive
Richard Jones <richard@users.sourceforge.net>
parents: 228
diff changeset
609 # elif t == 4 and node[k][-len(v):] != v:
e17a43d2c0d0 all searches use re now - and they're all case insensitive
Richard Jones <richard@users.sourceforge.net>
parents: 228
diff changeset
610 # # end anchored
e17a43d2c0d0 all searches use re now - and they're all case insensitive
Richard Jones <richard@users.sourceforge.net>
parents: 228
diff changeset
611 # break
e17a43d2c0d0 all searches use re now - and they're all case insensitive
Richard Jones <richard@users.sourceforge.net>
parents: 228
diff changeset
612 # elif t == 5 and node[k].find(v) == -1:
e17a43d2c0d0 all searches use re now - and they're all case insensitive
Richard Jones <richard@users.sourceforge.net>
parents: 228
diff changeset
613 # # substring search
e17a43d2c0d0 all searches use re now - and they're all case insensitive
Richard Jones <richard@users.sourceforge.net>
parents: 228
diff changeset
614 # break
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
615 elif t == 6 and node[k] != v:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
616 # straight value comparison for the other types
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
617 break
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
618 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
619 l.append((nodeid, node))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
620 l.sort()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
621 cldb.close()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
622
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
623 # optimise sort
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
624 m = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
625 for entry in sort:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
626 if entry[0] != '-':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
627 m.append(('+', entry))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
628 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
629 m.append((entry[0], entry[1:]))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
630 sort = m
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
631
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
632 # optimise group
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
633 m = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
634 for entry in group:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
635 if entry[0] != '-':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
636 m.append(('+', entry))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
637 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
638 m.append((entry[0], entry[1:]))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
639 group = m
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
640 # now, sort the result
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
641 def sortfun(a, b, sort=sort, group=group, properties=self.getprops(),
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
642 db = self.db, cl=self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
643 a_id, an = a
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
644 b_id, bn = b
86
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
645 # sort by group and then sort
25
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
646 for list in group, sort:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
647 for dir, prop in list:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
648 # handle the properties that might be "faked"
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
649 if not an.has_key(prop):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
650 an[prop] = cl.get(a_id, prop)
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
651 av = an[prop]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
652 if not bn.has_key(prop):
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
653 bn[prop] = cl.get(b_id, prop)
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
654 bv = bn[prop]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
655
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
656 # sorting is class-specific
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
657 propclass = properties[prop]
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
658
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
659 # String and Date values are sorted in the natural way
224
ad2c98faec97 using isinstance(blah, Foo) now instead of isFooType
Richard Jones <richard@users.sourceforge.net>
parents: 214
diff changeset
660 if isinstance(propclass, String):
25
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
661 # clean up the strings
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
662 if av and av[0] in string.uppercase:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
663 av = an[prop] = av.lower()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
664 if bv and bv[0] in string.uppercase:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
665 bv = bn[prop] = bv.lower()
228
1d1848c99abe Fixed some isFooTypes that I missed.
Richard Jones <richard@users.sourceforge.net>
parents: 224
diff changeset
666 if (isinstance(propclass, String) or
1d1848c99abe Fixed some isFooTypes that I missed.
Richard Jones <richard@users.sourceforge.net>
parents: 224
diff changeset
667 isinstance(propclass, Date)):
25
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
668 if dir == '+':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
669 r = cmp(av, bv)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
670 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
671 elif dir == '-':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
672 r = cmp(bv, av)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
673 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
674
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
675 # Link properties are sorted according to the value of
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
676 # the "order" property on the linked nodes if it is
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
677 # present; or otherwise on the key string of the linked
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
678 # nodes; or finally on the node ids.
224
ad2c98faec97 using isinstance(blah, Foo) now instead of isFooType
Richard Jones <richard@users.sourceforge.net>
parents: 214
diff changeset
679 elif isinstance(propclass, Link):
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
680 link = db.classes[propclass.classname]
130
204f99944de0 Fixed sorting by clicking on column headings.
Richard Jones <richard@users.sourceforge.net>
parents: 128
diff changeset
681 if av is None and bv is not None: return -1
204f99944de0 Fixed sorting by clicking on column headings.
Richard Jones <richard@users.sourceforge.net>
parents: 128
diff changeset
682 if av is not None and bv is None: return 1
204f99944de0 Fixed sorting by clicking on column headings.
Richard Jones <richard@users.sourceforge.net>
parents: 128
diff changeset
683 if av is None and bv is None: return 0
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
684 if link.getprops().has_key('order'):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
685 if dir == '+':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
686 r = cmp(link.get(av, 'order'),
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
687 link.get(bv, 'order'))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
688 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
689 elif dir == '-':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
690 r = cmp(link.get(bv, 'order'),
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
691 link.get(av, 'order'))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
692 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
693 elif link.getkey():
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
694 key = link.getkey()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
695 if dir == '+':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
696 r = cmp(link.get(av, key), link.get(bv, key))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
697 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
698 elif dir == '-':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
699 r = cmp(link.get(bv, key), link.get(av, key))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
700 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
701 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
702 if dir == '+':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
703 r = cmp(av, bv)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
704 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
705 elif dir == '-':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
706 r = cmp(bv, av)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
707 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
708
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
709 # Multilink properties are sorted according to how many
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
710 # links are present.
224
ad2c98faec97 using isinstance(blah, Foo) now instead of isFooType
Richard Jones <richard@users.sourceforge.net>
parents: 214
diff changeset
711 elif isinstance(propclass, Multilink):
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
712 if dir == '+':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
713 r = cmp(len(av), len(bv))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
714 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
715 elif dir == '-':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
716 r = cmp(len(bv), len(av))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
717 if r != 0: return r
86
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
718 # end for dir, prop in list:
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
719 # end for list in sort, group:
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
720 # if all else fails, compare the ids
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
721 return cmp(a[0], b[0])
86
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
722
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
723 l.sort(sortfun)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
724 return [i[0] for i in l]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
725
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
726 def count(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
727 """Get the number of nodes in this class.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
728
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
729 If the returned integer is 'numnodes', the ids of all the nodes
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
730 in this class run from 1 to numnodes, and numnodes+1 will be the
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
731 id of the next node to be created in this class.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
732 """
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
733 return self.db.countnodes(self.classname)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
734
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
735 # Manipulating properties:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
736
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
737 def getprops(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
738 """Return a dictionary mapping property names to property objects."""
118
a55c1301ba1f Added the fabricated property "id".
Richard Jones <richard@users.sourceforge.net>
parents: 89
diff changeset
739 d = self.properties.copy()
a55c1301ba1f Added the fabricated property "id".
Richard Jones <richard@users.sourceforge.net>
parents: 89
diff changeset
740 d['id'] = String()
a55c1301ba1f Added the fabricated property "id".
Richard Jones <richard@users.sourceforge.net>
parents: 89
diff changeset
741 return d
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
742
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
743 def addprop(self, **properties):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
744 """Add properties to this class.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
745
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
746 The keyword arguments in 'properties' must map names to property
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
747 objects, or a TypeError is raised. None of the keys in 'properties'
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
748 may collide with the names of existing properties, or a ValueError
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
749 is raised before any properties have been added.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
750 """
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
751 for key in properties.keys():
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
752 if self.properties.has_key(key):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
753 raise ValueError, key
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
754 self.properties.update(properties)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
755
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
756
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
757 # XXX not in spec
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
758 class Node:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
759 ''' A convenience wrapper for the given node
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
760 '''
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
761 def __init__(self, cl, nodeid):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
762 self.__dict__['cl'] = cl
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
763 self.__dict__['nodeid'] = nodeid
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
764 def keys(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
765 return self.cl.getprops().keys()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
766 def has_key(self, name):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
767 return self.cl.getprops().has_key(name)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
768 def __getattr__(self, name):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
769 if self.__dict__.has_key(name):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
770 return self.__dict__['name']
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
771 try:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
772 return self.cl.get(self.nodeid, name)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
773 except KeyError, value:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
774 raise AttributeError, str(value)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
775 def __getitem__(self, name):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
776 return self.cl.get(self.nodeid, name)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
777 def __setattr__(self, name, value):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
778 try:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
779 return self.cl.set(self.nodeid, **{name: value})
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
780 except KeyError, value:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
781 raise AttributeError, str(value)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
782 def __setitem__(self, name, value):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
783 self.cl.set(self.nodeid, **{name: value})
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
784 def history(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
785 return self.cl.history(self.nodeid)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
786 def retire(self):
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diff changeset
787 return self.cl.retire(self.nodeid)
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parents:
diff changeset
788
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parents:
diff changeset
789
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parents:
diff changeset
790 def Choice(name, *options):
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diff changeset
791 cl = Class(db, name, name=hyperdb.String(), order=hyperdb.String())
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diff changeset
792 for i in range(len(options)):
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diff changeset
793 cl.create(name=option[i], order=i)
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diff changeset
794 return hyperdb.Link(name)
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diff changeset
795
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parents:
diff changeset
796 #
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diff changeset
797 # $Log: not supported by cvs2svn $
236
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diff changeset
798 # Revision 1.18 2001/08/16 07:34:59 richard
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diff changeset
799 # better CGI text searching - but hidden filter fields are disappearing...
8827f5931ea8 Fixed CGI client change messages...
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diff changeset
800 #
231
afd428ba6523 better CGI text searching - but hidden filter fields are disappearing...
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diff changeset
801 # Revision 1.17 2001/08/16 06:59:58 richard
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diff changeset
802 # all searches use re now - and they're all case insensitive
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diff changeset
803 #
230
e17a43d2c0d0 all searches use re now - and they're all case insensitive
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diff changeset
804 # Revision 1.16 2001/08/15 23:43:18 richard
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diff changeset
805 # Fixed some isFooTypes that I missed.
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parents: 228
diff changeset
806 # Refactored some code in the CGI code.
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diff changeset
807 #
228
1d1848c99abe Fixed some isFooTypes that I missed.
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diff changeset
808 # Revision 1.15 2001/08/12 06:32:36 richard
1d1848c99abe Fixed some isFooTypes that I missed.
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parents: 224
diff changeset
809 # using isinstance(blah, Foo) now instead of isFooType
1d1848c99abe Fixed some isFooTypes that I missed.
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parents: 224
diff changeset
810 #
224
ad2c98faec97 using isinstance(blah, Foo) now instead of isFooType
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diff changeset
811 # Revision 1.14 2001/08/07 00:24:42 richard
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parents: 214
diff changeset
812 # stupid typo
ad2c98faec97 using isinstance(blah, Foo) now instead of isFooType
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parents: 214
diff changeset
813 #
214
18134bffab37 stupid typo
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diff changeset
814 # Revision 1.13 2001/08/07 00:15:51 richard
18134bffab37 stupid typo
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diff changeset
815 # Added the copyright/license notice to (nearly) all files at request of
18134bffab37 stupid typo
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parents: 213
diff changeset
816 # Bizar Software.
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diff changeset
817 #
213
d45384bc6420 Added the copyright/license notice to (nearly) all files...
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parents: 188
diff changeset
818 # Revision 1.12 2001/08/02 06:38:17 richard
d45384bc6420 Added the copyright/license notice to (nearly) all files...
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parents: 188
diff changeset
819 # Roundupdb now appends "mailing list" information to its messages which
d45384bc6420 Added the copyright/license notice to (nearly) all files...
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parents: 188
diff changeset
820 # include the e-mail address and web interface address. Templates may
d45384bc6420 Added the copyright/license notice to (nearly) all files...
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parents: 188
diff changeset
821 # override this in their db classes to include specific information (support
d45384bc6420 Added the copyright/license notice to (nearly) all files...
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parents: 188
diff changeset
822 # instructions, etc).
d45384bc6420 Added the copyright/license notice to (nearly) all files...
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parents: 188
diff changeset
823 #
188
1536be43d2fa Roundupdb now appends "mailing list" information to its messages...
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parents: 172
diff changeset
824 # Revision 1.11 2001/08/01 04:24:21 richard
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parents: 172
diff changeset
825 # mailgw was assuming certain properties existed on the issues being created.
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parents: 172
diff changeset
826 #
172
c580555a6508 mailgw was assuming certain properties existed on the issues being created.
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parents: 156
diff changeset
827 # Revision 1.10 2001/07/30 02:38:31 richard
c580555a6508 mailgw was assuming certain properties existed on the issues being created.
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parents: 156
diff changeset
828 # get() now has a default arg - for migration only.
c580555a6508 mailgw was assuming certain properties existed on the issues being created.
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parents: 156
diff changeset
829 #
156
9c5ddad06430 get() now has a default arg - for migration only.
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parents: 130
diff changeset
830 # Revision 1.9 2001/07/29 09:28:23 richard
9c5ddad06430 get() now has a default arg - for migration only.
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parents: 130
diff changeset
831 # Fixed sorting by clicking on column headings.
9c5ddad06430 get() now has a default arg - for migration only.
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parents: 130
diff changeset
832 #
130
204f99944de0 Fixed sorting by clicking on column headings.
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parents: 128
diff changeset
833 # Revision 1.8 2001/07/29 08:27:40 richard
204f99944de0 Fixed sorting by clicking on column headings.
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parents: 128
diff changeset
834 # Fixed handling of passed-in values in form elements (ie. during a
204f99944de0 Fixed sorting by clicking on column headings.
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parents: 128
diff changeset
835 # drill-down)
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parents: 128
diff changeset
836 #
128
ce36f2962b94 Fixed handling of passed-in values in form elements (ie. during a drill-down)
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parents: 127
diff changeset
837 # Revision 1.7 2001/07/29 07:01:39 richard
ce36f2962b94 Fixed handling of passed-in values in form elements (ie. during a drill-down)
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parents: 127
diff changeset
838 # Added vim command to all source so that we don't get no steenkin' tabs :)
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parents: 127
diff changeset
839 #
127
0791d13baea7 Added vim command to all source so that we don't get no steenkin' tabs :)
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parents: 123
diff changeset
840 # Revision 1.6 2001/07/29 05:36:14 richard
0791d13baea7 Added vim command to all source so that we don't get no steenkin' tabs :)
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parents: 123
diff changeset
841 # Cleanup of the link label generation.
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Richard Jones <richard@users.sourceforge.net>
parents: 123
diff changeset
842 #
123
51cce9671db0 Cleanup of the link label generation.
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parents: 118
diff changeset
843 # Revision 1.5 2001/07/29 04:05:37 richard
51cce9671db0 Cleanup of the link label generation.
Richard Jones <richard@users.sourceforge.net>
parents: 118
diff changeset
844 # Added the fabricated property "id".
51cce9671db0 Cleanup of the link label generation.
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parents: 118
diff changeset
845 #
118
a55c1301ba1f Added the fabricated property "id".
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parents: 89
diff changeset
846 # Revision 1.4 2001/07/27 06:25:35 richard
a55c1301ba1f Added the fabricated property "id".
Richard Jones <richard@users.sourceforge.net>
parents: 89
diff changeset
847 # Fixed some of the exceptions so they're the right type.
a55c1301ba1f Added the fabricated property "id".
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parents: 89
diff changeset
848 # Removed the str()-ification of node ids so we don't mask oopsy errors any
a55c1301ba1f Added the fabricated property "id".
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parents: 89
diff changeset
849 # more.
a55c1301ba1f Added the fabricated property "id".
Richard Jones <richard@users.sourceforge.net>
parents: 89
diff changeset
850 #
89
b6b30ba53986 Fixed some of the exceptions so they're the right type.
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parents: 86
diff changeset
851 # Revision 1.3 2001/07/27 05:17:14 richard
b6b30ba53986 Fixed some of the exceptions so they're the right type.
Richard Jones <richard@users.sourceforge.net>
parents: 86
diff changeset
852 # just some comments
b6b30ba53986 Fixed some of the exceptions so they're the right type.
Richard Jones <richard@users.sourceforge.net>
parents: 86
diff changeset
853 #
86
b89712288636 just some comments
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parents: 26
diff changeset
854 # Revision 1.2 2001/07/22 12:09:32 richard
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
855 # Final commit of Grande Splite
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
856 #
26
c7c14960f413 Final commit of Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents: 25
diff changeset
857 # Revision 1.1 2001/07/22 11:58:35 richard
c7c14960f413 Final commit of Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents: 25
diff changeset
858 # More Grande Splite
25
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diff changeset
859 #
127
0791d13baea7 Added vim command to all source so that we don't get no steenkin' tabs :)
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diff changeset
860 #
0791d13baea7 Added vim command to all source so that we don't get no steenkin' tabs :)
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parents: 123
diff changeset
861 # vim: set filetype=python ts=4 sw=4 et si
Roundup Issue Tracker: http://roundup-tracker.org/