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annotate roundup/hyperdb.py @ 172:c580555a6508

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mailgw was assuming certain properties existed on the issues being created.
author Richard Jones <richard@users.sourceforge.net>
date Wed, 01 Aug 2001 04:24:21 +0000
parents 9c5ddad06430
children 1536be43d2fa
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172
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1 # $iD: HYperdb.py,v 1.10 2001/07/30 02:38:31 richard Exp $
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2
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3 # standard python modules
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4 import cPickle, re, string
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5
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6 # roundup modules
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7 import date
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8
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9
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10 #
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11 # Types
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12 #
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13 class BaseType:
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14 isStringType = 0
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15 isDateType = 0
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16 isIntervalType = 0
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17 isLinkType = 0
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18 isMultilinkType = 0
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19
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20 class String(BaseType):
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21 def __init__(self):
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22 """An object designating a String property."""
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23 pass
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24 def __repr__(self):
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25 return '<%s>'%self.__class__
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26 isStringType = 1
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27
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28 class Date(BaseType, String):
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29 isDateType = 1
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30
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31 class Interval(BaseType, String):
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32 isIntervalType = 1
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33
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34 class Link(BaseType):
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35 def __init__(self, classname):
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36 """An object designating a Link property that links to
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37 nodes in a specified class."""
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38 self.classname = classname
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39 def __repr__(self):
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40 return '<%s to "%s">'%(self.__class__, self.classname)
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41 isLinkType = 1
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42
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43 class Multilink(BaseType, Link):
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44 """An object designating a Multilink property that links
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45 to nodes in a specified class.
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46 """
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47 isMultilinkType = 1
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48
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49 class DatabaseError(ValueError):
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50 pass
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51
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52
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53 #
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54 # the base Database class
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55 #
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56 class Database:
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57 # flag to set on retired entries
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58 RETIRED_FLAG = '__hyperdb_retired'
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60
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61 _marker = []
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62 #
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63 # The base Class class
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64 #
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65 class Class:
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66 """The handle to a particular class of nodes in a hyperdatabase."""
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67
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68 def __init__(self, db, classname, **properties):
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69 """Create a new class with a given name and property specification.
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70
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71 'classname' must not collide with the name of an existing class,
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72 or a ValueError is raised. The keyword arguments in 'properties'
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73 must map names to property objects, or a TypeError is raised.
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74 """
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75 self.classname = classname
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76 self.properties = properties
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77 self.db = db
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78 self.key = ''
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79
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80 # do the db-related init stuff
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81 db.addclass(self)
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82
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83 # Editing nodes:
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84
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85 def create(self, **propvalues):
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86 """Create a new node of this class and return its id.
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87
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88 The keyword arguments in 'propvalues' map property names to values.
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89
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90 The values of arguments must be acceptable for the types of their
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91 corresponding properties or a TypeError is raised.
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92
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93 If this class has a key property, it must be present and its value
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94 must not collide with other key strings or a ValueError is raised.
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95
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96 Any other properties on this class that are missing from the
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97 'propvalues' dictionary are set to None.
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98
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99 If an id in a link or multilink property does not refer to a valid
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100 node, an IndexError is raised.
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101 """
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102 if propvalues.has_key('id'):
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103 raise KeyError, '"id" is reserved'
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104
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105 if self.db.journaltag is None:
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106 raise DatabaseError, 'Database open read-only'
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107
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108 # new node's id
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109 newid = str(self.count() + 1)
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110
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111 # validate propvalues
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112 num_re = re.compile('^\d+$')
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113 for key, value in propvalues.items():
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114 if key == self.key:
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115 try:
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116 self.lookup(value)
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117 except KeyError:
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118 pass
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119 else:
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120 raise ValueError, 'node with key "%s" exists'%value
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121
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122 # try to handle this property
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123 try:
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124 prop = self.properties[key]
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125 except KeyError:
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126 raise KeyError, '"%s" has no property "%s"'%(self.classname,
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127 key)
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128
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129 if prop.isLinkType:
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130 if type(value) != type(''):
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131 raise ValueError, 'link value must be String'
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132 # value = str(value)
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133 link_class = self.properties[key].classname
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134 # if it isn't a number, it's a key
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135 if not num_re.match(value):
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136 try:
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137 value = self.db.classes[link_class].lookup(value)
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138 except:
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139 raise IndexError, 'new property "%s": %s not a %s'%(
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140 key, value, self.properties[key].classname)
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141 propvalues[key] = value
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142 if not self.db.hasnode(link_class, value):
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143 raise IndexError, '%s has no node %s'%(link_class, value)
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144
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145 # register the link with the newly linked node
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146 self.db.addjournal(link_class, value, 'link',
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147 (self.classname, newid, key))
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148
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149 elif prop.isMultilinkType:
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150 if type(value) != type([]):
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151 raise TypeError, 'new property "%s" not a list of ids'%key
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152 link_class = self.properties[key].classname
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153 l = []
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154 for entry in value:
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155 if type(entry) != type(''):
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156 raise ValueError, 'link value must be String'
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157 # if it isn't a number, it's a key
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158 if not num_re.match(entry):
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159 try:
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160 entry = self.db.classes[link_class].lookup(entry)
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161 except:
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162 raise IndexError, 'new property "%s": %s not a %s'%(
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163 key, entry, self.properties[key].classname)
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164 l.append(entry)
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165 value = l
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166 propvalues[key] = value
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167
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168 # handle additions
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169 for id in value:
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170 if not self.db.hasnode(link_class, id):
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171 raise IndexError, '%s has no node %s'%(link_class, id)
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172 # register the link with the newly linked node
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173 self.db.addjournal(link_class, id, 'link',
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174 (self.classname, newid, key))
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175
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176 elif prop.isStringType:
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177 if type(value) != type(''):
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178 raise TypeError, 'new property "%s" not a string'%key
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179
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180 elif prop.isDateType:
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181 if not hasattr(value, 'isDate'):
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182 raise TypeError, 'new property "%s" not a Date'% key
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183
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184 elif prop.isIntervalType:
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185 if not hasattr(value, 'isInterval'):
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186 raise TypeError, 'new property "%s" not an Interval'% key
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187
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188 for key, prop in self.properties.items():
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189 if propvalues.has_key(key):
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190 continue
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191 if prop.isMultilinkType:
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192 propvalues[key] = []
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193 else:
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194 propvalues[key] = None
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195
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196 # done
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197 self.db.addnode(self.classname, newid, propvalues)
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198 self.db.addjournal(self.classname, newid, 'create', propvalues)
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199 return newid
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200
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201 def get(self, nodeid, propname, default=_marker):
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202 """Get the value of a property on an existing node of this class.
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203
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204 'nodeid' must be the id of an existing node of this class or an
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205 IndexError is raised. 'propname' must be the name of a property
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206 of this class or a KeyError is raised.
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207 """
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208 if propname == 'id':
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209 return nodeid
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210 # nodeid = str(nodeid)
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211 d = self.db.getnode(self.classname, nodeid)
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212 if not d.has_key(propname) and default is not _marker:
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213 return default
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214 return d[propname]
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215
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216 # XXX not in spec
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217 def getnode(self, nodeid):
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218 ''' Return a convenience wrapper for the node
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219 '''
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220 return Node(self, nodeid)
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221
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222 def set(self, nodeid, **propvalues):
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223 """Modify a property on an existing node of this class.
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224
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225 'nodeid' must be the id of an existing node of this class or an
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226 IndexError is raised.
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227
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228 Each key in 'propvalues' must be the name of a property of this
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229 class or a KeyError is raised.
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230
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231 All values in 'propvalues' must be acceptable types for their
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232 corresponding properties or a TypeError is raised.
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233
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234 If the value of the key property is set, it must not collide with
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235 other key strings or a ValueError is raised.
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236
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237 If the value of a Link or Multilink property contains an invalid
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238 node id, a ValueError is raised.
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239 """
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240 if not propvalues:
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241 return
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242
a55c1301ba1f Added the fabricated property "id".
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243 if propvalues.has_key('id'):
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244 raise KeyError, '"id" is reserved'
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245
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246 if self.db.journaltag is None:
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247 raise DatabaseError, 'Database open read-only'
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248
89
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249 # nodeid = str(nodeid)
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250 node = self.db.getnode(self.classname, nodeid)
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251 if node.has_key(self.db.RETIRED_FLAG):
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252 raise IndexError
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253 num_re = re.compile('^\d+$')
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254 for key, value in propvalues.items():
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255 if not node.has_key(key):
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256 raise KeyError, key
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257
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258 if key == self.key:
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259 try:
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260 self.lookup(value)
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261 except KeyError:
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262 pass
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263 else:
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264 raise ValueError, 'node with key "%s" exists'%value
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265
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266 prop = self.properties[key]
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267
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268 if prop.isLinkType:
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269 # value = str(value)
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270 link_class = self.properties[key].classname
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271 # if it isn't a number, it's a key
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diff changeset
272 if type(value) != type(''):
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273 raise ValueError, 'link value must be String'
25
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274 if not num_re.match(value):
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275 try:
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276 value = self.db.classes[link_class].lookup(value)
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277 except:
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278 raise IndexError, 'new property "%s": %s not a %s'%(
25
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279 key, value, self.properties[key].classname)
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280
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281 if not self.db.hasnode(link_class, value):
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282 raise IndexError, '%s has no node %s'%(link_class, value)
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283
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284 # register the unlink with the old linked node
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285 if node[key] is not None:
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286 self.db.addjournal(link_class, node[key], 'unlink',
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287 (self.classname, nodeid, key))
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288
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289 # register the link with the newly linked node
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290 if value is not None:
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291 self.db.addjournal(link_class, value, 'link',
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292 (self.classname, nodeid, key))
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293
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294 elif prop.isMultilinkType:
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295 if type(value) != type([]):
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296 raise TypeError, 'new property "%s" not a list of ids'%key
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297 link_class = self.properties[key].classname
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298 l = []
89
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diff changeset
299 for entry in value:
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300 # if it isn't a number, it's a key
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diff changeset
301 if type(entry) != type(''):
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302 raise ValueError, 'link value must be String'
25
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303 if not num_re.match(entry):
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diff changeset
304 try:
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diff changeset
305 entry = self.db.classes[link_class].lookup(entry)
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306 except:
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307 raise IndexError, 'new property "%s": %s not a %s'%(
25
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diff changeset
308 key, entry, self.properties[key].classname)
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309 l.append(entry)
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310 value = l
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311 propvalues[key] = value
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diff changeset
312
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313 #handle removals
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314 l = node[key]
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315 for id in l[:]:
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diff changeset
316 if id in value:
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diff changeset
317 continue
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318 # register the unlink with the old linked node
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319 self.db.addjournal(link_class, id, 'unlink',
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diff changeset
320 (self.classname, nodeid, key))
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321 l.remove(id)
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322
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323 # handle additions
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324 for id in value:
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325 if not self.db.hasnode(link_class, id):
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326 raise IndexError, '%s has no node %s'%(link_class, id)
25
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327 if id in l:
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328 continue
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329 # register the link with the newly linked node
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330 self.db.addjournal(link_class, id, 'link',
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331 (self.classname, nodeid, key))
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332 l.append(id)
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333
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334 elif prop.isStringType:
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335 if value is not None and type(value) != type(''):
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336 raise TypeError, 'new property "%s" not a string'%key
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337
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338 elif prop.isDateType:
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339 if not hasattr(value, 'isDate'):
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340 raise TypeError, 'new property "%s" not a Date'% key
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341
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342 elif prop.isIntervalType:
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343 if not hasattr(value, 'isInterval'):
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344 raise TypeError, 'new property "%s" not an Interval'% key
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345
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346 node[key] = value
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347
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348 self.db.setnode(self.classname, nodeid, node)
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349 self.db.addjournal(self.classname, nodeid, 'set', propvalues)
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350
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351 def retire(self, nodeid):
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352 """Retire a node.
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353
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354 The properties on the node remain available from the get() method,
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355 and the node's id is never reused.
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356
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357 Retired nodes are not returned by the find(), list(), or lookup()
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358 methods, and other nodes may reuse the values of their key properties.
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359 """
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360 # nodeid = str(nodeid)
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361 if self.db.journaltag is None:
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362 raise DatabaseError, 'Database open read-only'
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363 node = self.db.getnode(self.classname, nodeid)
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364 node[self.db.RETIRED_FLAG] = 1
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365 self.db.setnode(self.classname, nodeid, node)
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366 self.db.addjournal(self.classname, nodeid, 'retired', None)
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367
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368 def history(self, nodeid):
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369 """Retrieve the journal of edits on a particular node.
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370
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371 'nodeid' must be the id of an existing node of this class or an
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372 IndexError is raised.
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373
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374 The returned list contains tuples of the form
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375
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376 (date, tag, action, params)
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377
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378 'date' is a Timestamp object specifying the time of the change and
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379 'tag' is the journaltag specified when the database was opened.
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380 """
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381 return self.db.getjournal(self.classname, nodeid)
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382
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383 # Locating nodes:
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384
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385 def setkey(self, propname):
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386 """Select a String property of this class to be the key property.
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387
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388 'propname' must be the name of a String property of this class or
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389 None, or a TypeError is raised. The values of the key property on
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390 all existing nodes must be unique or a ValueError is raised.
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391 """
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392 self.key = propname
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393
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394 def getkey(self):
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395 """Return the name of the key property for this class or None."""
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396 return self.key
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397
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ce36f2962b94 Fixed handling of passed-in values in form elements (ie. during a drill-down)
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parents: 127
diff changeset
398 def labelprop(self):
123
51cce9671db0 Cleanup of the link label generation.
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parents: 118
diff changeset
399 ''' Return the property name for a label for the given node.
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400
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parents: 118
diff changeset
401 This method attempts to generate a consistent label for the node.
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diff changeset
402 It tries the following in order:
51cce9671db0 Cleanup of the link label generation.
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diff changeset
403 1. key property
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parents: 118
diff changeset
404 2. "name" property
51cce9671db0 Cleanup of the link label generation.
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parents: 118
diff changeset
405 3. "title" property
51cce9671db0 Cleanup of the link label generation.
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406 4. first property from the sorted property name list
51cce9671db0 Cleanup of the link label generation.
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parents: 118
diff changeset
407 '''
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diff changeset
408 k = self.getkey()
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parents: 118
diff changeset
409 if k:
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diff changeset
410 return k
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parents: 118
diff changeset
411 props = self.getprops()
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parents: 118
diff changeset
412 if props.has_key('name'):
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parents: 118
diff changeset
413 return 'name'
51cce9671db0 Cleanup of the link label generation.
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parents: 118
diff changeset
414 elif props.has_key('title'):
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parents: 118
diff changeset
415 return 'title'
51cce9671db0 Cleanup of the link label generation.
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parents: 118
diff changeset
416 props = props.keys()
51cce9671db0 Cleanup of the link label generation.
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parents: 118
diff changeset
417 props.sort()
51cce9671db0 Cleanup of the link label generation.
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parents: 118
diff changeset
418 return props[0]
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diff changeset
419
25
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420 # TODO: set up a separate index db file for this? profile?
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diff changeset
421 def lookup(self, keyvalue):
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diff changeset
422 """Locate a particular node by its key property and return its id.
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parents:
diff changeset
423
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diff changeset
424 If this class has no key property, a TypeError is raised. If the
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parents:
diff changeset
425 'keyvalue' matches one of the values for the key property among
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diff changeset
426 the nodes in this class, the matching node's id is returned;
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parents:
diff changeset
427 otherwise a KeyError is raised.
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parents:
diff changeset
428 """
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diff changeset
429 cldb = self.db.getclassdb(self.classname)
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diff changeset
430 for nodeid in self.db.getnodeids(self.classname, cldb):
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diff changeset
431 node = self.db.getnode(self.classname, nodeid, cldb)
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diff changeset
432 if node.has_key(self.db.RETIRED_FLAG):
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diff changeset
433 continue
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434 if node[self.key] == keyvalue:
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diff changeset
435 return nodeid
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diff changeset
436 cldb.close()
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diff changeset
437 raise KeyError, keyvalue
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diff changeset
438
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parents:
diff changeset
439 # XXX: change from spec - allows multiple props to match
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parents:
diff changeset
440 def find(self, **propspec):
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parents:
diff changeset
441 """Get the ids of nodes in this class which link to a given node.
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parents:
diff changeset
442
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diff changeset
443 'propspec' consists of keyword args propname=nodeid
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diff changeset
444 'propname' must be the name of a property in this class, or a
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diff changeset
445 KeyError is raised. That property must be a Link or Multilink
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446 property, or a TypeError is raised.
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parents:
diff changeset
447
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diff changeset
448 'nodeid' must be the id of an existing node in the class linked
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diff changeset
449 to by the given property, or an IndexError is raised.
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parents:
diff changeset
450 """
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diff changeset
451 propspec = propspec.items()
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diff changeset
452 for propname, nodeid in propspec:
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diff changeset
453 # nodeid = str(nodeid)
25
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diff changeset
454 # check the prop is OK
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parents:
diff changeset
455 prop = self.properties[propname]
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diff changeset
456 if not prop.isLinkType and not prop.isMultilinkType:
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parents:
diff changeset
457 raise TypeError, "'%s' not a Link/Multilink property"%propname
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parents:
diff changeset
458 if not self.db.hasnode(prop.classname, nodeid):
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parents:
diff changeset
459 raise ValueError, '%s has no node %s'%(link_class, nodeid)
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parents:
diff changeset
460
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parents:
diff changeset
461 # ok, now do the find
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parents:
diff changeset
462 cldb = self.db.getclassdb(self.classname)
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parents:
diff changeset
463 l = []
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diff changeset
464 for id in self.db.getnodeids(self.classname, cldb):
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parents:
diff changeset
465 node = self.db.getnode(self.classname, id, cldb)
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parents:
diff changeset
466 if node.has_key(self.db.RETIRED_FLAG):
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parents:
diff changeset
467 continue
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parents:
diff changeset
468 for propname, nodeid in propspec:
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b6b30ba53986 Fixed some of the exceptions so they're the right type.
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diff changeset
469 # nodeid = str(nodeid)
25
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diff changeset
470 property = node[propname]
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parents:
diff changeset
471 if prop.isLinkType and nodeid == property:
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parents:
diff changeset
472 l.append(id)
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parents:
diff changeset
473 elif prop.isMultilinkType and nodeid in property:
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parents:
diff changeset
474 l.append(id)
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parents:
diff changeset
475 cldb.close()
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parents:
diff changeset
476 return l
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parents:
diff changeset
477
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parents:
diff changeset
478 def stringFind(self, **requirements):
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parents:
diff changeset
479 """Locate a particular node by matching a set of its String properties.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
480
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
481 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
482
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
483 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
484 """
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
485 for propname in requirements.keys():
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
486 prop = self.properties[propname]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
487 if not prop.isStringType:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
488 raise TypeError, "'%s' not a String property"%propname
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
489 l = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
490 cldb = self.db.getclassdb(self.classname)
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
491 for nodeid in self.db.getnodeids(self.classname, cldb):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
492 node = self.db.getnode(self.classname, nodeid, cldb)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
493 if node.has_key(self.db.RETIRED_FLAG):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
494 continue
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
495 for key, value in requirements.items():
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
496 if node[key] != value:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
497 break
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
498 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
499 l.append(nodeid)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
500 cldb.close()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
501 return l
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
502
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
503 def list(self):
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
504 """Return a list of the ids of the active nodes in this class."""
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
505 l = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
506 cn = self.classname
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
507 cldb = self.db.getclassdb(cn)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
508 for nodeid in self.db.getnodeids(cn, cldb):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
509 node = self.db.getnode(cn, nodeid, cldb)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
510 if node.has_key(self.db.RETIRED_FLAG):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
511 continue
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
512 l.append(nodeid)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
513 l.sort()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
514 cldb.close()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
515 return l
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
516
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
517 # XXX not in spec
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
518 def filter(self, filterspec, sort, group, num_re = re.compile('^\d+$')):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
519 ''' 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
520 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
521 sort spec
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
522 '''
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
523 cn = self.classname
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
524
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
525 # optimise filterspec
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
526 l = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
527 props = self.getprops()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
528 for k, v in filterspec.items():
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
529 propclass = props[k]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
530 if propclass.isLinkType:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
531 if type(v) is not type([]):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
532 v = [v]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
533 # replace key values with node ids
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
534 u = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
535 link_class = self.db.classes[propclass.classname]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
536 for entry in v:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
537 if not num_re.match(entry):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
538 try:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
539 entry = link_class.lookup(entry)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
540 except:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
541 raise ValueError, 'new property "%s": %s not a %s'%(
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
542 k, entry, self.properties[k].classname)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
543 u.append(entry)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
544
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
545 l.append((0, k, u))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
546 elif propclass.isMultilinkType:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
547 if type(v) is not type([]):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
548 v = [v]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
549 # replace key values with node ids
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
550 u = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
551 link_class = self.db.classes[propclass.classname]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
552 for entry in v:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
553 if not num_re.match(entry):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
554 try:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
555 entry = link_class.lookup(entry)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
556 except:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
557 raise ValueError, 'new property "%s": %s not a %s'%(
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
558 k, entry, self.properties[k].classname)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
559 u.append(entry)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
560 l.append((1, k, u))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
561 elif propclass.isStringType:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
562 if '*' in v or '?' in v:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
563 # simple glob searching
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
564 v = v.replace('?', '.')
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
565 v = v.replace('*', '.*?')
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
566 v = re.compile(v)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
567 l.append((2, k, v))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
568 elif v[0] == '^':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
569 # start-anchored
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
570 if v[-1] == '$':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
571 # _and_ end-anchored
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
572 l.append((6, k, v[1:-1]))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
573 l.append((3, k, v[1:]))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
574 elif v[-1] == '$':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
575 # end-anchored
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
576 l.append((4, k, v[:-1]))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
577 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
578 # substring
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
579 l.append((5, k, v))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
580 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
581 l.append((6, k, v))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
582 filterspec = l
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
583
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
584 # now, find all the nodes that are active and pass filtering
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
585 l = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
586 cldb = self.db.getclassdb(cn)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
587 for nodeid in self.db.getnodeids(cn, cldb):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
588 node = self.db.getnode(cn, nodeid, cldb)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
589 if node.has_key(self.db.RETIRED_FLAG):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
590 continue
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
591 # apply filter
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
592 for t, k, v in filterspec:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
593 if t == 0 and node[k] not in v:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
594 # link - if this node'd property doesn't appear in the
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
595 # filterspec's nodeid list, skip it
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
596 break
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
597 elif t == 1:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
598 # multilink - if any of the nodeids required by the
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
599 # filterspec aren't in this node's property, then skip
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
600 # it
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
601 for value in v:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
602 if value not in node[k]:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
603 break
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
604 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
605 continue
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
606 break
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
607 elif t == 2 and not v.search(node[k]):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
608 # RE search
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
609 break
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
610 elif t == 3 and node[k][:len(v)] != v:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
611 # start anchored
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
612 break
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
613 elif t == 4 and node[k][-len(v):] != v:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
614 # end anchored
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
615 break
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
616 elif t == 5 and node[k].find(v) == -1:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
617 # substring search
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
618 break
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
619 elif t == 6 and node[k] != v:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
620 # straight value comparison for the other types
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
621 break
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
622 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
623 l.append((nodeid, node))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
624 l.sort()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
625 cldb.close()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
626
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
627 # optimise sort
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
628 m = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
629 for entry in sort:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
630 if entry[0] != '-':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
631 m.append(('+', entry))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
632 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
633 m.append((entry[0], entry[1:]))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
634 sort = m
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
635
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
636 # optimise group
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
637 m = []
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
638 for entry in group:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
639 if entry[0] != '-':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
640 m.append(('+', entry))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
641 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
642 m.append((entry[0], entry[1:]))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
643 group = m
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
644 # now, sort the result
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
645 def sortfun(a, b, sort=sort, group=group, properties=self.getprops(),
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
646 db = self.db, cl=self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
647 a_id, an = a
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
648 b_id, bn = b
86
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
649 # sort by group and then sort
25
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
650 for list in group, sort:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
651 for dir, prop in list:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
652 # handle the properties that might be "faked"
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
653 if not an.has_key(prop):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
654 an[prop] = cl.get(a_id, prop)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
655 av = an[prop]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
656 if not bn.has_key(prop):
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
657 bn[prop] = cl.get(b_id, prop)
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
658 bv = bn[prop]
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
659
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
660 # sorting is class-specific
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
661 propclass = properties[prop]
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
662
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
663 # String and Date values are sorted in the natural way
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
664 if propclass.isStringType:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
665 # clean up the strings
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
666 if av and av[0] in string.uppercase:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
667 av = an[prop] = av.lower()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
668 if bv and bv[0] in string.uppercase:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
669 bv = bn[prop] = bv.lower()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
670 if propclass.isStringType or propclass.isDateType:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
671 if dir == '+':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
672 r = cmp(av, bv)
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 elif dir == '-':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
675 r = cmp(bv, av)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
676 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
677
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
678 # Link properties are sorted according to the value of
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
679 # the "order" property on the linked nodes if it is
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
680 # present; or otherwise on the key string of the linked
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
681 # nodes; or finally on the node ids.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
682 elif propclass.isLinkType:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
683 link = db.classes[propclass.classname]
130
204f99944de0 Fixed sorting by clicking on column headings.
Richard Jones <richard@users.sourceforge.net>
parents: 128
diff changeset
684 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
685 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
686 if av is None and bv is None: return 0
25
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
687 if link.getprops().has_key('order'):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
688 if dir == '+':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
689 r = cmp(link.get(av, 'order'),
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
690 link.get(bv, 'order'))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
691 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
692 elif dir == '-':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
693 r = cmp(link.get(bv, 'order'),
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
694 link.get(av, 'order'))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
695 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
696 elif link.getkey():
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
697 key = link.getkey()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
698 if dir == '+':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
699 r = cmp(link.get(av, key), link.get(bv, 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 elif dir == '-':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
702 r = cmp(link.get(bv, key), link.get(av, key))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
703 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
704 else:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
705 if dir == '+':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
706 r = cmp(av, bv)
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 elif dir == '-':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
709 r = cmp(bv, av)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
710 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
711
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
712 # Multilink properties are sorted according to how many
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
713 # links are present.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
714 elif propclass.isMultilinkType:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
715 if dir == '+':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
716 r = cmp(len(av), len(bv))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
717 if r != 0: return r
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
718 elif dir == '-':
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
719 r = cmp(len(bv), len(av))
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
720 if r != 0: return r
86
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
721 # end for dir, prop in list:
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
722 # end for list in sort, group:
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
723 # if all else fails, compare the ids
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
724 return cmp(a[0], b[0])
86
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
725
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
726 l.sort(sortfun)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
727 return [i[0] for i in l]
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 def count(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
730 """Get the number of nodes in this class.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
731
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
732 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
733 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
734 id of the next node to be created in this class.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
735 """
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
736 return self.db.countnodes(self.classname)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
737
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
738 # Manipulating properties:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
739
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
740 def getprops(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
741 """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
742 d = self.properties.copy()
a55c1301ba1f Added the fabricated property "id".
Richard Jones <richard@users.sourceforge.net>
parents: 89
diff changeset
743 d['id'] = String()
a55c1301ba1f Added the fabricated property "id".
Richard Jones <richard@users.sourceforge.net>
parents: 89
diff changeset
744 return d
25
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 def addprop(self, **properties):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
747 """Add properties to this class.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
748
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
749 The keyword arguments in 'properties' must map names to property
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
750 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
751 may collide with the names of existing properties, or a ValueError
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
752 is raised before any properties have been added.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
753 """
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
754 for key in properties.keys():
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
755 if self.properties.has_key(key):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
756 raise ValueError, key
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
757 self.properties.update(properties)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
758
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
759
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
760 # XXX not in spec
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
761 class Node:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
762 ''' A convenience wrapper for the given node
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
763 '''
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
764 def __init__(self, cl, nodeid):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
765 self.__dict__['cl'] = cl
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
766 self.__dict__['nodeid'] = nodeid
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
767 def keys(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
768 return self.cl.getprops().keys()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
769 def has_key(self, name):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
770 return self.cl.getprops().has_key(name)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
771 def __getattr__(self, name):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
772 if self.__dict__.has_key(name):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
773 return self.__dict__['name']
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
774 try:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
775 return self.cl.get(self.nodeid, name)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
776 except KeyError, value:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
777 raise AttributeError, str(value)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
778 def __getitem__(self, name):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
779 return self.cl.get(self.nodeid, name)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
780 def __setattr__(self, name, value):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
781 try:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
782 return self.cl.set(self.nodeid, **{name: value})
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
783 except KeyError, value:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
784 raise AttributeError, str(value)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
785 def __setitem__(self, name, value):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
786 self.cl.set(self.nodeid, **{name: value})
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
787 def history(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
788 return self.cl.history(self.nodeid)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
789 def retire(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
790 return self.cl.retire(self.nodeid)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
791
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
792
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
793 def Choice(name, *options):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
794 cl = Class(db, name, name=hyperdb.String(), order=hyperdb.String())
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
795 for i in range(len(options)):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
796 cl.create(name=option[i], order=i)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
797 return hyperdb.Link(name)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
798
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
799 #
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
800 # $Log: not supported by cvs2svn $
172
c580555a6508 mailgw was assuming certain properties existed on the issues being created.
Richard Jones <richard@users.sourceforge.net>
parents: 156
diff changeset
801 # Revision 1.10 2001/07/30 02:38:31 richard
c580555a6508 mailgw was assuming certain properties existed on the issues being created.
Richard Jones <richard@users.sourceforge.net>
parents: 156
diff changeset
802 # get() now has a default arg - for migration only.
c580555a6508 mailgw was assuming certain properties existed on the issues being created.
Richard Jones <richard@users.sourceforge.net>
parents: 156
diff changeset
803 #
156
9c5ddad06430 get() now has a default arg - for migration only.
Richard Jones <richard@users.sourceforge.net>
parents: 130
diff changeset
804 # Revision 1.9 2001/07/29 09:28:23 richard
9c5ddad06430 get() now has a default arg - for migration only.
Richard Jones <richard@users.sourceforge.net>
parents: 130
diff changeset
805 # Fixed sorting by clicking on column headings.
9c5ddad06430 get() now has a default arg - for migration only.
Richard Jones <richard@users.sourceforge.net>
parents: 130
diff changeset
806 #
130
204f99944de0 Fixed sorting by clicking on column headings.
Richard Jones <richard@users.sourceforge.net>
parents: 128
diff changeset
807 # Revision 1.8 2001/07/29 08:27:40 richard
204f99944de0 Fixed sorting by clicking on column headings.
Richard Jones <richard@users.sourceforge.net>
parents: 128
diff changeset
808 # Fixed handling of passed-in values in form elements (ie. during a
204f99944de0 Fixed sorting by clicking on column headings.
Richard Jones <richard@users.sourceforge.net>
parents: 128
diff changeset
809 # drill-down)
204f99944de0 Fixed sorting by clicking on column headings.
Richard Jones <richard@users.sourceforge.net>
parents: 128
diff changeset
810 #
128
ce36f2962b94 Fixed handling of passed-in values in form elements (ie. during a drill-down)
Richard Jones <richard@users.sourceforge.net>
parents: 127
diff changeset
811 # 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)
Richard Jones <richard@users.sourceforge.net>
parents: 127
diff changeset
812 # Added vim command to all source so that we don't get no steenkin' tabs :)
ce36f2962b94 Fixed handling of passed-in values in form elements (ie. during a drill-down)
Richard Jones <richard@users.sourceforge.net>
parents: 127
diff changeset
813 #
127
0791d13baea7 Added vim command to all source so that we don't get no steenkin' tabs :)
Richard Jones <richard@users.sourceforge.net>
parents: 123
diff changeset
814 # 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 :)
Richard Jones <richard@users.sourceforge.net>
parents: 123
diff changeset
815 # Cleanup of the link label generation.
0791d13baea7 Added vim command to all source so that we don't get no steenkin' tabs :)
Richard Jones <richard@users.sourceforge.net>
parents: 123
diff changeset
816 #
123
51cce9671db0 Cleanup of the link label generation.
Richard Jones <richard@users.sourceforge.net>
parents: 118
diff changeset
817 # 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
818 # Added the fabricated property "id".
51cce9671db0 Cleanup of the link label generation.
Richard Jones <richard@users.sourceforge.net>
parents: 118
diff changeset
819 #
118
a55c1301ba1f Added the fabricated property "id".
Richard Jones <richard@users.sourceforge.net>
parents: 89
diff changeset
820 # 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
821 # Fixed some of the exceptions so they're the right type.
a55c1301ba1f Added the fabricated property "id".
Richard Jones <richard@users.sourceforge.net>
parents: 89
diff changeset
822 # Removed the str()-ification of node ids so we don't mask oopsy errors any
a55c1301ba1f Added the fabricated property "id".
Richard Jones <richard@users.sourceforge.net>
parents: 89
diff changeset
823 # more.
a55c1301ba1f Added the fabricated property "id".
Richard Jones <richard@users.sourceforge.net>
parents: 89
diff changeset
824 #
89
b6b30ba53986 Fixed some of the exceptions so they're the right type.
Richard Jones <richard@users.sourceforge.net>
parents: 86
diff changeset
825 # 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
826 # 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
827 #
86
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
828 # Revision 1.2 2001/07/22 12:09:32 richard
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
829 # Final commit of Grande Splite
b89712288636 just some comments
Richard Jones <richard@users.sourceforge.net>
parents: 26
diff changeset
830 #
26
c7c14960f413 Final commit of Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents: 25
diff changeset
831 # 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
832 # More Grande Splite
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
833 #
127
0791d13baea7 Added vim command to all source so that we don't get no steenkin' tabs :)
Richard Jones <richard@users.sourceforge.net>
parents: 123
diff changeset
834 #
0791d13baea7 Added vim command to all source so that we don't get no steenkin' tabs :)
Richard Jones <richard@users.sourceforge.net>
parents: 123
diff changeset
835 # vim: set filetype=python ts=4 sw=4 et si
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