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annotate roundup/hyperdb.py @ 6006:cf800f1febe6

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Flake8 fixes; use isinstance rather than type equality. Also remove assignment for unused variable. Replace x with _x in for loop variables that are not used but required to unpack tuple.
author John Rouillard <rouilj@ieee.org>
date Sat, 28 Dec 2019 14:41:55 -0500
parents acc4a128ab9b
children 8497bf3f23a1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #
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2 # Copyright (c) 2001 Bizar Software Pty Ltd (http://www.bizarsoftware.com.au/)
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3 # This module is free software, and you may redistribute it and/or modify
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4 # under the same terms as Python, so long as this copyright message and
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5 # disclaimer are retained in their original form.
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6 #
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7 # IN NO EVENT SHALL BIZAR SOFTWARE PTY LTD BE LIABLE TO ANY PARTY FOR
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8 # DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING
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9 # OUT OF THE USE OF THIS CODE, EVEN IF THE AUTHOR HAS BEEN ADVISED OF THE
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10 # POSSIBILITY OF SUCH DAMAGE.
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11 #
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12 # BIZAR SOFTWARE PTY LTD SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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13 # BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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14 # FOR A PARTICULAR PURPOSE. THE CODE PROVIDED HEREUNDER IS ON AN "AS IS"
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15 # BASIS, AND THERE IS NO OBLIGATION WHATSOEVER TO PROVIDE MAINTENANCE,
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16 # SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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17 #
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18
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19 """Hyperdatabase implementation, especially field types.
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20 """
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21 __docformat__ = 'restructuredtext'
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22
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23 # standard python modules
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24 import os, re, shutil, sys, weakref
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25 import traceback
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26 import logging
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28 # roundup modules
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29 from . import date, password
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30 from .support import ensureParentsExist, PrioList
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31 from roundup.i18n import _
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32 from roundup.cgi.exceptions import DetectorError
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33 from roundup.anypy.cmp_ import NoneAndDictComparable
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34 from roundup.anypy.strings import eval_import
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35
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36 logger = logging.getLogger('roundup.hyperdb')
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37
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39 #
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40 # Types
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41 #
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42 class _Type(object):
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43 """A roundup property type."""
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44 def __init__(self, required=False, default_value=None, quiet=False):
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45 self.required = required
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46 self.__default_value = default_value
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47 self.quiet = quiet
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48
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49 def __repr__(self):
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50 ' more useful for dumps '
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51 return '<%s.%s>' % (self.__class__.__module__, self.__class__.__name__)
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52
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53 def get_default_value(self):
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54 """The default value when creating a new instance of this property."""
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55 return self.__default_value
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56
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57 def sort_repr(self, cls, val, name):
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58 """Representation used for sorting. This should be a python
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59 built-in type, otherwise sorting will take ages. Note that
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60 individual backends may chose to use something different for
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61 sorting as long as the outcome is the same.
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62 """
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63 return val
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64
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65
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66 class String(_Type):
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67 """An object designating a String property."""
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68 def __init__(self, indexme='no', required=False, default_value="",
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69 quiet=False):
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70 super(String, self).__init__(required, default_value, quiet)
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71 self.indexme = indexme == 'yes'
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72
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73 def from_raw(self, value, propname='', **kw):
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74 """fix the CRLF/CR -> LF stuff"""
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75 if propname == 'content':
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76 # Why oh why wasn't the FileClass content property a File
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77 # type from the beginning?
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78 return value
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79 return fixNewlines(value)
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80
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81 def sort_repr(self, cls, val, name):
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82 if not val:
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83 return val
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84 if name == 'id':
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85 return int(val)
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86 return val.lower()
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87
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88
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89 class Password(_Type):
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90 """An object designating a Password property."""
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91 def __init__(self, scheme=None, required=False, default_value=None,
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92 quiet=False):
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93 super(Password, self).__init__(required, default_value, quiet)
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94 self.scheme = scheme
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95
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96 def from_raw(self, value, **kw):
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97 if not value:
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98 return None
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99 try:
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100 return password.Password(encrypted=value, scheme=self.scheme,
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101 strict=True)
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102 except password.PasswordValueError as message:
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103 raise HyperdbValueError(_('property %s: %s') %
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104 (kw['propname'], message))
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105
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106 def sort_repr(self, cls, val, name):
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107 if not val:
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108 return val
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109 return str(val)
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110
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111
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112 class Date(_Type):
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113 """An object designating a Date property."""
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114 def __init__(self, offset=None, required=False, default_value=None,
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115 quiet=False):
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116 super(Date, self).__init__(required=required,
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117 default_value=default_value,
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118 quiet=quiet)
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119 self._offset = offset
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120
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121 def offset(self, db):
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122 if self._offset is not None:
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123 return self._offset
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124 return db.getUserTimezone()
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125
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126 def from_raw(self, value, db, **kw):
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127 try:
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128 value = date.Date(value, self.offset(db))
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129 except ValueError as message:
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130 raise HyperdbValueError(_('property %s: %r is an invalid '
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131 'date (%s)') % (kw['propname'],
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132 value, message))
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133 return value
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134
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135 def range_from_raw(self, value, db):
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136 """return Range value from given raw value with offset correction"""
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137 return date.Range(value, date.Date, offset=self.offset(db))
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138
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139 def sort_repr(self, cls, val, name):
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140 if not val:
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141 return val
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142 return str(val)
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143
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144
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145 class Interval(_Type):
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146 """An object designating an Interval property."""
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147 def from_raw(self, value, **kw):
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148 try:
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149 value = date.Interval(value)
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150 except ValueError as message:
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151 raise HyperdbValueError(_('property %s: %r is an invalid '
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152 'date interval (%s)') %
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153 (kw['propname'], value, message))
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154 return value
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155
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156 def sort_repr(self, cls, val, name):
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157 if not val:
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158 return val
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159 return val.as_seconds()
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160
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161
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162 class _Pointer(_Type):
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163 """An object designating a Pointer property that links or multilinks
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164 to a node in a specified class."""
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165 def __init__(self, classname, do_journal='yes', try_id_parsing='yes',
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166 required=False, default_value=None,
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167 msg_header_property=None, quiet=False):
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168 """ Default is to journal link and unlink events.
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169 When try_id_parsing is false, we don't allow IDs in input
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170 fields (the key of the Link or Multilink property must be
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171 given instead). This is useful when the name of a property
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172 can be numeric. It will only work if the linked item has a
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173 key property and is a questionable feature for multilinks.
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174 The msg_header_property is used in the mail gateway when
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175 sending out messages: By default roundup creates headers of
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176 the form: 'X-Roundup-issue-prop: value' for all properties
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177 prop of issue that have a 'name' property. This definition
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178 allows to override the 'name' property. A common use-case is
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179 adding a mail-header with the assigned_to property to allow
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180 user mail-filtering of issue-emails for which they're
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181 responsible. In that case setting
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182 'msg_header_property="username"' for the assigned_to
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183 property will generated message headers of the form:
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184 'X-Roundup-issue-assigned_to: joe_user'.
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185 """
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186 super(_Pointer, self).__init__(required, default_value, quiet)
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187 self.classname = classname
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188 self.do_journal = do_journal == 'yes'
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189 self.try_id_parsing = try_id_parsing == 'yes'
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190 self.msg_header_property = msg_header_property
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191
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192 def __repr__(self):
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193 """more useful for dumps. But beware: This is also used in schema
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194 storage in SQL backends!
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195 """
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196 return '<%s.%s to "%s">' % (self.__class__.__module__,
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197 self.__class__.__name__, self.classname)
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198
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199
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200 class Link(_Pointer):
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201 """An object designating a Link property that links to a
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202 node in a specified class."""
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203 def from_raw(self, value, db, propname, **kw):
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204 if (self.try_id_parsing and value == '-1') or not value:
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205 value = None
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206 else:
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207 if self.try_id_parsing:
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208 value = convertLinkValue(db, propname, self, value)
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209 else:
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diff changeset
210 value = convertLinkValue(db, propname, self, value, None)
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211 return value
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212
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213 def sort_repr(self, cls, val, name):
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214 if not val:
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215 return val
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216 op = cls.labelprop()
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217 if op == 'id':
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218 return int(cls.get(val, op))
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219 return cls.get(val, op)
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220
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221
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222 class Multilink(_Pointer):
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223 """An object designating a Multilink property that links
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224 to nodes in a specified class.
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225
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226 "classname" indicates the class to link to
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227
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228 "do_journal" indicates whether the linked-to nodes should have
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229 'link' and 'unlink' events placed in their journal
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230 """
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231
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232 def __init__(self, classname, do_journal='yes', required=False,
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233 quiet=False, try_id_parsing='yes'):
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234
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235 super(Multilink, self).__init__(classname,
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236 do_journal,
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237 required=required,
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238 default_value=[], quiet=quiet,
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239 try_id_parsing=try_id_parsing)
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240
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241 def from_raw(self, value, db, klass, propname, itemid, **kw):
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242 if not value:
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243 return []
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244
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245 # get the current item value if it's not a new item
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246 if itemid and not itemid.startswith('-'):
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247 curvalue = klass.get(itemid, propname)
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248 else:
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249 curvalue = []
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250
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251 # if the value is a comma-separated string then split it now
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252 if isinstance(value, type('')):
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253 value = value.split(',')
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254
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255 # handle each add/remove in turn
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256 # keep an extra list for all items that are
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257 # definitely in the new list (in case of e.g.
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258 # <propname>=A,+B, which should replace the old
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259 # list with A,B)
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260 do_set = 1
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261 newvalue = []
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262 for item in value:
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263 item = item.strip()
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264
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265 # skip blanks
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266 if not item: continue
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267
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diff changeset
268 # handle +/-
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diff changeset
269 remove = 0
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270 if item.startswith('-'):
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diff changeset
271 remove = 1
5069
2706b66675bf issue2550763 Strip whitespace from Multilink values after + or -.
John Rouillard <rouilj@ieee.org>
parents: 5067
diff changeset
272 item = item[1:].strip()
4089
eddb82d0964c Add compatibility package to allow us to deal with Python versions 2.3..2.6.
Richard Jones <richard@users.sourceforge.net>
parents: 4063
diff changeset
273 do_set = 0
3383
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
274 elif item.startswith('+'):
5069
2706b66675bf issue2550763 Strip whitespace from Multilink values after + or -.
John Rouillard <rouilj@ieee.org>
parents: 5067
diff changeset
275 item = item[1:].strip()
4089
eddb82d0964c Add compatibility package to allow us to deal with Python versions 2.3..2.6.
Richard Jones <richard@users.sourceforge.net>
parents: 4063
diff changeset
276 do_set = 0
3383
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
277
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
278 # look up the value
4877
2ba982dcdf2c New Link / Multilink option "try_id_parsing"
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4850
diff changeset
279 if self.try_id_parsing:
2ba982dcdf2c New Link / Multilink option "try_id_parsing"
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4850
diff changeset
280 itemid = convertLinkValue(db, propname, self, item)
2ba982dcdf2c New Link / Multilink option "try_id_parsing"
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4850
diff changeset
281 else:
2ba982dcdf2c New Link / Multilink option "try_id_parsing"
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4850
diff changeset
282 itemid = convertLinkValue(db, propname, self, item, None)
3383
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
283
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
284 # perform the add/remove
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
285 if remove:
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
286 try:
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
287 curvalue.remove(itemid)
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
288 except ValueError:
5548
fea11d05110e Avoid errors from selecting "no selection" on multilink (issue2550722).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5527
diff changeset
289 # This can occur if the edit adding the element
fea11d05110e Avoid errors from selecting "no selection" on multilink (issue2550722).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5527
diff changeset
290 # produced an error, so the form has it in the
fea11d05110e Avoid errors from selecting "no selection" on multilink (issue2550722).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5527
diff changeset
291 # "no selection" choice but it's not set in the
fea11d05110e Avoid errors from selecting "no selection" on multilink (issue2550722).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5527
diff changeset
292 # database.
fea11d05110e Avoid errors from selecting "no selection" on multilink (issue2550722).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5527
diff changeset
293 pass
3383
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
294 else:
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
295 newvalue.append(itemid)
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
296 if itemid not in curvalue:
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
297 curvalue.append(itemid)
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
298
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
299 # that's it, set the new Multilink property value,
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
300 # or overwrite it completely
4089
eddb82d0964c Add compatibility package to allow us to deal with Python versions 2.3..2.6.
Richard Jones <richard@users.sourceforge.net>
parents: 4063
diff changeset
301 if do_set:
3383
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
302 value = newvalue
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
303 else:
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
304 value = curvalue
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
305
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
306 # TODO: one day, we'll switch to numeric ids and this will be
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
307 # unnecessary :(
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
308 value = [int(x) for x in value]
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
309 value.sort()
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
310 value = [str(x) for x in value]
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
311 return value
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
312
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
313 def sort_repr(self, cls, val, name):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
314 if not val:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
315 return val
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
316 op = cls.labelprop()
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
317 if op == 'id':
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
318 return [int(cls.get(v, op)) for v in val]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
319 return [cls.get(v, op) for v in val]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
320
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
321
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
322 class Boolean(_Type):
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 858
diff changeset
323 """An object designating a boolean property"""
3383
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
324 def from_raw(self, value, **kw):
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
325 value = value.strip()
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
326 # checked is a common HTML checkbox value
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
327 value = value.lower() in ('checked', 'yes', 'true', 'on', '1')
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
328 return value
2603
5ccd99777869 fix metakit handling of filter on Link==None; fix some unit tests
Richard Jones <richard@users.sourceforge.net>
parents: 2571
diff changeset
329
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
330
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
331 class Number(_Type):
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 858
diff changeset
332 """An object designating a numeric property"""
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
333 def __init__(self, use_double=False, **kw):
5175
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
334 """ The value use_double tells the database backend to use a
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
335 floating-point format with more precision than the default.
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
336 Usually implemented by type 'double precision' in the sql
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
337 backend. The default is to use single-precision float (aka
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
338 'real') in the db. Note that sqlite already uses 8-byte for
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
339 floating point numbers.
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
340 """
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
341 self.use_double = use_double
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
342 super(Number, self).__init__(**kw)
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
343
3383
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
344 def from_raw(self, value, **kw):
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
345 value = value.strip()
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
346 try:
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
347 value = float(value)
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
348 except ValueError:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
349 raise HyperdbValueError(_('property %s: %r is not a number') %
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
350 (kw['propname'], value))
3383
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
351 return value
5067
e424987d294a Add support for an integer type to join the existing number type.
John Rouillard <rouilj@ieee.org>
parents: 5063
diff changeset
352
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
353
5067
e424987d294a Add support for an integer type to join the existing number type.
John Rouillard <rouilj@ieee.org>
parents: 5063
diff changeset
354 class Integer(_Type):
e424987d294a Add support for an integer type to join the existing number type.
John Rouillard <rouilj@ieee.org>
parents: 5063
diff changeset
355 """An object designating an integer property"""
e424987d294a Add support for an integer type to join the existing number type.
John Rouillard <rouilj@ieee.org>
parents: 5063
diff changeset
356 def from_raw(self, value, **kw):
e424987d294a Add support for an integer type to join the existing number type.
John Rouillard <rouilj@ieee.org>
parents: 5063
diff changeset
357 value = value.strip()
e424987d294a Add support for an integer type to join the existing number type.
John Rouillard <rouilj@ieee.org>
parents: 5063
diff changeset
358 try:
e424987d294a Add support for an integer type to join the existing number type.
John Rouillard <rouilj@ieee.org>
parents: 5063
diff changeset
359 value = int(value)
e424987d294a Add support for an integer type to join the existing number type.
John Rouillard <rouilj@ieee.org>
parents: 5063
diff changeset
360 except ValueError:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
361 raise HyperdbValueError(_('property %s: %r is not an integer') %
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
362 (kw['propname'], value))
5067
e424987d294a Add support for an integer type to join the existing number type.
John Rouillard <rouilj@ieee.org>
parents: 5063
diff changeset
363 return value
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
364
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
365
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
366 #
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
367 # Support for splitting designators
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
368 #
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
369 class DesignatorError(ValueError):
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
370 pass
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
371
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
372
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
373 def splitDesignator(designator, dre=re.compile(r'([^\d]+)(\d+)')):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
374 """ Take a foo123 and return ('foo', 123)
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
375 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
376 m = dre.match(designator)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
377 if m is None:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
378 raise DesignatorError(_('"%s" not a node designator') % designator)
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
379 return m.group(1), m.group(2)
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
380
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
381
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
382 class Exact_Match(object):
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
383 """ Used to encapsulate exact match semantics search values
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
384 """
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
385 def __init__(self, value):
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
386 self.value = value
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
387
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
388
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
389 class Proptree(object):
4935
adb8b787e157 Attempt to clarify hyperdb.Proptree meaning
anatoly techtonik <techtonik@gmail.com>
parents: 4877
diff changeset
390 """ Simple tree data structure for property lookup. Each node in
adb8b787e157 Attempt to clarify hyperdb.Proptree meaning
anatoly techtonik <techtonik@gmail.com>
parents: 4877
diff changeset
391 the tree is a roundup Class Property that has to be navigated to
adb8b787e157 Attempt to clarify hyperdb.Proptree meaning
anatoly techtonik <techtonik@gmail.com>
parents: 4877
diff changeset
392 find given property. The need_for attribute is used to mark nodes
adb8b787e157 Attempt to clarify hyperdb.Proptree meaning
anatoly techtonik <techtonik@gmail.com>
parents: 4877
diff changeset
393 that are used for sorting, searching or retrieval: The attribute
adb8b787e157 Attempt to clarify hyperdb.Proptree meaning
anatoly techtonik <techtonik@gmail.com>
parents: 4877
diff changeset
394 is a dictionary containing one or several of the values 'sort',
adb8b787e157 Attempt to clarify hyperdb.Proptree meaning
anatoly techtonik <techtonik@gmail.com>
parents: 4877
diff changeset
395 'search', 'retrieve'.
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
396
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
397 The Proptree is also used for transitively searching attributes for
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
398 backends that do not support transitive search (e.g. anydbm). The
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
399 _val attribute with set_val is used for this.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
400 """
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
401
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
402 def __init__(self, db, cls, name, props, parent=None, retr=False):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
403 self.db = db
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
404 self.name = name
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
405 self.props = props
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
406 self.parent = parent
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
407 self._val = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
408 self.has_values = False
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
409 self.cls = cls
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
410 self.classname = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
411 self.uniqname = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
412 self.children = []
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
413 self.sortattr = []
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
414 self.propdict = {}
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
415 self.need_for = {'search': True}
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
416 self.sort_direction = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
417 self.sort_ids = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
418 self.sort_ids_needed = False
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
419 self.sort_result = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
420 self.attr_sort_done = False
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
421 self.tree_sort_done = False
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
422 self.propclass = None
3695
01ea89743311 Add an attribute for sort-order fix in rdbms backends
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3687
diff changeset
423 self.orderby = []
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
424 self.sql_idx = None # index of retrieved column in sql result
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
425 if parent:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
426 self.root = parent.root
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
427 self.depth = parent.depth + 1
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
428 else:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
429 self.root = self
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
430 self.seqno = 1
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
431 self.depth = 0
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
432 self.need_for['sort'] = True
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
433 self.id = self.root.seqno
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
434 self.root.seqno += 1
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
435 if self.cls:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
436 self.classname = self.cls.classname
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
437 self.uniqname = '%s%s' % (self.cls.classname, self.id)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
438 if not self.parent:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
439 self.uniqname = self.cls.classname
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
440 if retr:
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
441 self.append_retr_props()
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
442
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
443 def append(self, name, need_for='search', retr=False):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
444 """Append a property to self.children. Will create a new
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
445 propclass for the child.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
446 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
447 if name in self.propdict:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
448 pt = self.propdict[name]
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
449 pt.need_for[need_for] = True
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
450 if retr and isinstance(pt.propclass, Link):
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
451 pt.append_retr_props()
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
452 return pt
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
453 propclass = self.props[name]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
454 cls = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
455 props = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
456 if isinstance(propclass, (Link, Multilink)):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
457 cls = self.db.getclass(propclass.classname)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
458 props = cls.getprops()
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
459 child = self.__class__(self.db, cls, name, props, parent=self)
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
460 child.need_for = {need_for: True}
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
461 child.propclass = propclass
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
462 self.children.append(child)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
463 self.propdict[name] = child
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
464 if retr and isinstance(child.propclass, Link):
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
465 child.append_retr_props()
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
466 return child
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
467
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
468 def append_retr_props(self):
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
469 """Append properties for retrieval."""
5395
23b8e6067f7c Python 3 preparation: update calls to dict methods.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5388
diff changeset
470 for name, prop in self.cls.getprops(protected=1).items():
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
471 if isinstance(prop, Multilink):
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
472 continue
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
473 self.append(name, need_for='retrieve')
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
474
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
475 def compute_sort_done(self, mlseen=False):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
476 """ Recursively check if attribute is needed for sorting
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
477 ('sort' in self.need_for) or all children have tree_sort_done set and
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
478 sort_ids_needed unset: set self.tree_sort_done if one of the conditions
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
479 holds. Also remove sort_ids_needed recursively once having seen a
4850
6998ad77841e Fix bug in SQL generation
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4687
diff changeset
480 Multilink that is used for sorting.
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
481 """
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
482 if isinstance(self.propclass, Multilink) and 'sort' in self.need_for:
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
483 mlseen = True
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
484 if mlseen:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
485 self.sort_ids_needed = False
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
486 self.tree_sort_done = True
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
487 for p in self.children:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
488 p.compute_sort_done(mlseen)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
489 if not p.tree_sort_done:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
490 self.tree_sort_done = False
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
491 if 'sort' not in self.need_for:
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
492 self.tree_sort_done = True
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
493 if mlseen:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
494 self.tree_sort_done = False
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
495
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
496 def ancestors(self):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
497 p = self
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
498 while p.parent:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
499 yield p
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
500 p = p.parent
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
501
5318
506c7ee9a385 Add a 'retired' parameter to Class.filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5315
diff changeset
502 def search(self, search_matches=None, sort=True, retired=False):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
503 """ Recursively search for the given properties in a proptree.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
504 Once all properties are non-transitive, the search generates a
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
505 simple _filter call which does the real work
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
506 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
507 filterspec = {}
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
508 exact_match_spec = {}
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
509 for p in self.children:
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
510 if 'search' in p.need_for:
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
511 if p.children:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
512 p.search(sort=False)
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
513 if isinstance(p.val, type([])):
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
514 exact = []
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
515 subst = []
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
516 for v in p.val:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
517 if isinstance(v, Exact_Match):
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
518 exact.append(v.value)
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
519 else:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
520 subst.append(v)
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
521 if exact:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
522 exact_match_spec[p.name] = exact
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
523 if subst:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
524 filterspec[p.name] = subst
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
525 else:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
526 assert not isinstance(p.val, Exact_Match)
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
527 filterspec[p.name] = p.val
5318
506c7ee9a385 Add a 'retired' parameter to Class.filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5315
diff changeset
528 self.val = self.cls._filter(search_matches, filterspec, sort and self,
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
529 retired=retired,
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
530 exact_match_spec=exact_match_spec)
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
531 return self.val
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
532
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
533 def sort(self, ids=None):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
534 """ Sort ids by the order information stored in self. With
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
535 optimisations: Some order attributes may be precomputed (by the
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
536 backend) and some properties may already be sorted.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
537 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
538 if ids is None:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
539 ids = self.val
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
540 if self.sortattr and [s for s in self.sortattr
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
541 if not s.attr_sort_done]:
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
542 return self._searchsort(ids, True, True)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
543 return ids
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
544
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
545 def sortable_children(self, intermediate=False):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
546 """ All children needed for sorting. If intermediate is True,
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
547 intermediate nodes (not being a sort attribute) are returned,
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
548 too.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
549 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
550 return [p for p in self.children
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
551 if 'sort' in p.need_for and (intermediate or p.sort_direction)]
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
552
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
553 def __iter__(self):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
554 """ Yield nodes in depth-first order -- visited nodes first """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
555 for p in self.children:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
556 yield p
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
557 for c in p:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
558 yield c
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
559
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
560 def _get(self, ids):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
561 """Lookup given ids -- possibly a list of list. We recurse until
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
562 we have a list of ids.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
563 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
564 if not ids:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
565 return ids
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
566 if isinstance(ids[0], list):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
567 cids = [self._get(i) for i in ids]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
568 else:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
569 cids = [i and self.parent.cls.get(i, self.name) for i in ids]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
570 if self.sortattr:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
571 cids = [self._searchsort(i, False, True) for i in cids]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
572 return cids
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
573
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
574 def _searchsort(self, ids=None, update=True, dosort=True):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
575 """ Recursively compute the sort attributes. Note that ids
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
576 may be a deeply nested list of lists of ids if several
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
577 multilinks are encountered on the way from the root to an
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
578 individual attribute. We make sure that everything is properly
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
579 sorted on the way up. Note that the individual backend may
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
580 already have precomputed self.result or self.sort_ids. In this
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
581 case we do nothing for existing sa.result and recurse further if
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
582 self.sort_ids is available.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
583
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
584 Yech, Multilinks: This gets especially complicated if somebody
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
585 sorts by different attributes of the same multilink (or
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
586 transitively across several multilinks). My use-case is sorting
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
587 by issue.messages.author and (reverse) by issue.messages.date.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
588 In this case we sort the messages by author and date and use
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
589 this sorted list twice for sorting issues. This means that
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
590 issues are sorted by author and then by the time of the messages
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
591 *of this author*. Probably what the user intends in that case,
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
592 so we do *not* use two sorted lists of messages, one sorted by
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
593 author and one sorted by date for sorting issues.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
594 """
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
595 for pt in self.sortable_children(intermediate=True):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
596 # ids can be an empty list
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
597 if pt.tree_sort_done or not ids:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
598 continue
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
599 if pt.sort_ids: # cached or computed by backend
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
600 cids = pt.sort_ids
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
601 else:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
602 cids = pt._get(ids)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
603 if pt.sort_direction and not pt.sort_result:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
604 sortrep = pt.propclass.sort_repr
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
605 pt.sort_result = pt._sort_repr(sortrep, cids)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
606 pt.sort_ids = cids
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
607 if pt.children:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
608 pt._searchsort(cids, update, False)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
609 if self.sortattr and dosort:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
610 ids = self._sort(ids)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
611 if not update:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
612 for pt in self.sortable_children(intermediate=True):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
613 pt.sort_ids = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
614 for pt in self.sortattr:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
615 pt.sort_result = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
616 return ids
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
617
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
618 def _set_val(self, val):
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
619 """ Check if self._val is already defined. If yes, we compute the
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
620 intersection of the old and the new value(s)
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
621 Note: If self is a Leaf node we need to compute a
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
622 union: Normally we intersect (logical and) different
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
623 subqueries into a Link or Multilink property. But for
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
624 leaves we might have a part of a query in a filterspec and
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
625 in an exact_match_spec. These have to be all there, the
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
626 generated search will ensure a logical and of all tests for
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
627 equality/substring search.
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
628 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
629 if self.has_values:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
630 v = self._val
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
631 if not isinstance(self._val, type([])):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
632 v = [self._val]
4089
eddb82d0964c Add compatibility package to allow us to deal with Python versions 2.3..2.6.
Richard Jones <richard@users.sourceforge.net>
parents: 4063
diff changeset
633 vals = set(v)
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
634 if not isinstance(val, type([])):
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
635 val = [val]
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
636 # if cls is None we're a leaf
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
637 if self.cls:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
638 vals.intersection_update(val)
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
639 else:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
640 vals.update(val)
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
641 self._val = [v for v in vals]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
642 else:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
643 self._val = val
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
644 self.has_values = True
3924
21d3d7eeea8c assorted pyflakes fixes
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3802
diff changeset
645
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
646 val = property(lambda self: self._val, _set_val)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
647
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
648 def _sort(self, val):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
649 """Finally sort by the given sortattr.sort_result. Note that we
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
650 do not sort by attrs having attr_sort_done set. The caller is
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
651 responsible for setting attr_sort_done only for trailing
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
652 attributes (otherwise the sort order is wrong). Since pythons
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
653 sort is stable, we can sort already sorted lists without
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
654 destroying the sort-order for items that compare equal with the
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
655 current sort.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
656
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
657 Sorting-Strategy: We sort repeatedly by different sort-keys from
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
658 right to left. Since pythons sort is stable, we can safely do
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
659 that. An optimisation is a "run-length encoding" of the
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
660 sort-directions: If several sort attributes sort in the same
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
661 direction we can combine them into a single sort. Note that
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
662 repeated sorting is probably more efficient than using
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
663 compare-methods in python due to the overhead added by compare
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
664 methods.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
665 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
666 if not val:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
667 return val
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
668 sortattr = []
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
669 directions = []
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
670 dir_idx = []
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
671 idx = 0
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
672 curdir = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
673 for sa in self.sortattr:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
674 if sa.attr_sort_done:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
675 break
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
676 if sortattr:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
677 assert len(sortattr[0]) == len(sa.sort_result)
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
678 sortattr.append(sa.sort_result)
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
679 if curdir != sa.sort_direction:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
680 dir_idx.append(idx)
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
681 directions.append(sa.sort_direction)
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
682 curdir = sa.sort_direction
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
683 idx += 1
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
684 sortattr.append(val)
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
685 sortattr = zip(*sortattr)
5397
f2c5e0f6506e Python 3 preparation: use list() around zip() as needed.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5395
diff changeset
686 for dir, i in reversed(list(zip(directions, dir_idx))):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
687 rev = dir == '-'
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
688 sortattr = sorted(sortattr,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
689 key=lambda x: NoneAndDictComparable(x[i:idx]),
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
690 reverse=rev)
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
691 idx = i
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
692 return [x[-1] for x in sortattr]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
693
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
694 def _sort_repr(self, sortrep, ids):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
695 """Call sortrep for given ids -- possibly a list of list. We
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
696 recurse until we have a list of ids.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
697 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
698 if not ids:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
699 return ids
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
700 if isinstance(ids[0], list):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
701 res = [self._sort_repr(sortrep, i) for i in ids]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
702 else:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
703 res = [sortrep(self.cls, i, self.name) for i in ids]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
704 return res
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
705
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
706 def __repr__(self):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
707 r = ["proptree:" + self.name]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
708 for n in self:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
709 r.append("proptree:" + " " * n.depth + n.name)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
710 return '\n'.join(r)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
711 __str__ = __repr__
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
712
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
713
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
714 #
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
715 # the base Database class
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
716 #
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
717 class DatabaseError(ValueError):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
718 """Error to be raised when there is some problem in the database code
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
719 """
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
720 pass
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
721
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
722
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
723 class Database:
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
724 """A database for storing records containing flexible data types.
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
725
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
726 This class defines a hyperdatabase storage layer, which the Classes use to
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
727 store their data.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
728
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
729
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
730 Transactions
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
731 ------------
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
732 The Database should support transactions through the commit() and
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
733 rollback() methods. All other Database methods should be transaction-aware,
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
734 using data from the current transaction before looking up the database.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
735
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
736 An implementation must provide an override for the get() method so that the
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
737 in-database value is returned in preference to the in-transaction value.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
738 This is necessary to determine if any values have changed during a
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
739 transaction.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
740
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
741
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
742 Implementation
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
743 --------------
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
744
1926
3bdd34547fa7 Remove implementations of Class.getnode from back_anydbm and rdbms_common...
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1905
diff changeset
745 All methods except __repr__ must be implemented by a concrete backend Database.
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
746
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
747 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
748
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
749 # flag to set on retired entries
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
750 RETIRED_FLAG = '__hyperdb_retired'
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
751
3491
0e5f15520e70 fix detection of "missing" existing values in CGI form parser [SF#1414149]
Richard Jones <richard@users.sourceforge.net>
parents: 3488
diff changeset
752 BACKEND_MISSING_STRING = None
0e5f15520e70 fix detection of "missing" existing values in CGI form parser [SF#1414149]
Richard Jones <richard@users.sourceforge.net>
parents: 3488
diff changeset
753 BACKEND_MISSING_NUMBER = None
0e5f15520e70 fix detection of "missing" existing values in CGI form parser [SF#1414149]
Richard Jones <richard@users.sourceforge.net>
parents: 3488
diff changeset
754 BACKEND_MISSING_BOOLEAN = None
0e5f15520e70 fix detection of "missing" existing values in CGI form parser [SF#1414149]
Richard Jones <richard@users.sourceforge.net>
parents: 3488
diff changeset
755
524
dce4c75bef5a changed all config accesses...
Richard Jones <richard@users.sourceforge.net>
parents: 490
diff changeset
756 def __init__(self, config, journaltag=None):
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
757 """Open a hyperdatabase given a specifier to some storage.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
758
524
dce4c75bef5a changed all config accesses...
Richard Jones <richard@users.sourceforge.net>
parents: 490
diff changeset
759 The 'storagelocator' is obtained from config.DATABASE.
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
760 The meaning of 'storagelocator' depends on the particular
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
761 implementation of the hyperdatabase. It could be a file name,
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
762 a directory path, a socket descriptor for a connection to a
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
763 database over the network, etc.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
764
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
765 The 'journaltag' is a token that will be attached to the journal
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
766 entries for any edits done on the database. If 'journaltag' is
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
767 None, the database is opened in read-only mode: the Class.create(),
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
768 Class.set(), and Class.retire() methods are disabled.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
769 """
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
770 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
771
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 805
diff changeset
772 def post_init(self):
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
773 """Called once the schema initialisation has finished.
1840
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1780
diff changeset
774 If 'refresh' is true, we want to rebuild the backend
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1780
diff changeset
775 structures.
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1780
diff changeset
776 """
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1780
diff changeset
777 raise NotImplementedError
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1780
diff changeset
778
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1780
diff changeset
779 def refresh_database(self):
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1780
diff changeset
780 """Called to indicate that the backend should rebuild all tables
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1780
diff changeset
781 and structures. Not called in normal usage."""
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 805
diff changeset
782 raise NotImplementedError
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 805
diff changeset
783
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
784 def __getattr__(self, classname):
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
785 """A convenient way of calling self.getclass(classname)."""
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
786 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
787
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
788 def addclass(self, cl):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
789 """Add a Class to the hyperdatabase.
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
790 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
791 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
792
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
793 def getclasses(self):
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
794 """Return a list of the names of all existing classes."""
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
795 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
796
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
797 def getclass(self, classname):
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
798 """Get the Class object representing a particular class.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
799
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
800 If 'classname' is not a valid class name, a KeyError is raised.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
801 """
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
802 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
803
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
804 def clear(self):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
805 """Delete all database contents.
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
806 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
807 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
808
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
809 def getclassdb(self, classname, mode='r'):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
810 """Obtain a connection to the class db that will be used for
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
811 multiple actions.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
812 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
813 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
814
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
815 def addnode(self, classname, nodeid, node):
1928
7c1ddebe7589 Small readability improvements.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1927
diff changeset
816 """Add the specified node to its class's db.
7c1ddebe7589 Small readability improvements.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1927
diff changeset
817 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
818 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
819
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 657
diff changeset
820 def serialise(self, classname, node):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
821 """Copy the node contents, converting non-marshallable data into
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 657
diff changeset
822 marshallable data.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
823 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
824 return node
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 657
diff changeset
825
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
826 def setnode(self, classname, nodeid, node):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
827 """Change the specified node.
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
828 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
829 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
830
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 657
diff changeset
831 def unserialise(self, classname, node):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
832 """Decode the marshalled node data
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
833 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
834 return node
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 657
diff changeset
835
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
836 def getnode(self, classname, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
837 """Get a node from the database.
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
838
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
839 'cache' exists for backwards compatibility, and is not used.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
840 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
841 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
842
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
843 def hasnode(self, classname, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
844 """Determine if the database has a given node.
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
845 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
846 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
847
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
848 def countnodes(self, classname):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
849 """Count the number of nodes that exist for a particular Class.
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
850 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
851 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
852
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
853 def storefile(self, classname, nodeid, property, content):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
854 """Store the content of the file in the database.
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
855
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
856 The property may be None, in which case the filename does not
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
857 indicate which property is being saved.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
858 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
859 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
860
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
861 def getfile(self, classname, nodeid, property):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
862 """Get the content of the file in the database.
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
863 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
864 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
865
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
866 def addjournal(self, classname, nodeid, action, params):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
867 """ Journal the Action
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
868 'action' may be:
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
869
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
870 'set' -- 'params' is a dictionary of property values
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
871 'create' -- 'params' is an empty dictionary as of
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
872 Wed Nov 06 11:38:43 2002 +0000
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
873 'link' or 'unlink' -- 'params' is (classname, nodeid, propname)
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
874 'retired' or 'restored'-- 'params' is None
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
875 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
876 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
877
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
878 def getjournal(self, classname, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
879 """ get the journal for id
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
880 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
881 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
882
562
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 557
diff changeset
883 def pack(self, pack_before):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
884 """ pack the database
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
885 """
562
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 557
diff changeset
886 raise NotImplementedError
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 557
diff changeset
887
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
888 def commit(self):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
889 """ Commit the current transactions.
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
890
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
891 Save all data changed since the database was opened or since the
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
892 last commit() or rollback().
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
893 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
894 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
895
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
896 def rollback(self):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
897 """ Reverse all actions from the current transaction.
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
898
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
899 Undo all the changes made since the database was opened or the last
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
900 commit() or rollback() was performed.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
901 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
902 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
903
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
904 def close(self):
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
905 """Close the database.
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
906
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
907 This method must be called at the end of processing.
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
908
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
909 """
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
910
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
911
4306
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
912 def iter_roles(roles):
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
913 ''' handle the text processing of turning the roles list
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
914 into something python can use more easily
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
915 '''
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
916 if not roles or not roles.strip():
5807
0467d80eaeec Try to deal with this warning/error: DeprecationWarning: generator
John Rouillard <rouilj@ieee.org>
parents: 5697
diff changeset
917 return
4306
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
918 for role in [x.lower().strip() for x in roles.split(',')]:
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
919 yield role
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
920
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
921
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
922 #
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
923 # The base Class class
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
924 #
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
925 class Class:
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
926 """ The handle to a particular class of nodes in a hyperdatabase.
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
927
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
928 All methods except __repr__ and getnode must be implemented by a
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
929 concrete backend Class.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
930 """
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
931
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
932 def __init__(self, db, classname, **properties):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
933 """Create a new class with a given name and property specification.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
934
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
935 'classname' must not collide with the name of an existing class,
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
936 or a ValueError is raised. The keyword arguments in 'properties'
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
937 must map names to property objects, or a TypeError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
938 """
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
939 for name in 'creation activity creator actor'.split():
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
940 if name in properties:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
941 raise ValueError('"creation", "activity", "creator" and '
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
942 '"actor" are reserved')
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
943
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
944 self.classname = classname
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
945 self.properties = properties
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
946 self.db = weakref.proxy(db) # use a weak ref to avoid circularity
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
947 self.key = ''
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
948
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
949 # should we journal changes (default yes)
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
950 self.do_journal = 1
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
951
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
952 # do the db-related init stuff
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
953 db.addclass(self)
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
954
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
955 actions = "create set retire restore".split()
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
956 self.auditors = dict([(a, PrioList()) for a in actions])
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
957 self.reactors = dict([(a, PrioList()) for a in actions])
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
958
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 431
diff changeset
959 def __repr__(self):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
960 """Slightly more useful representation
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
961 """
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
962 return '<hyperdb.Class "%s">' % self.classname
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 431
diff changeset
963
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
964 # Editing nodes:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
965
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
966 def create(self, **propvalues):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
967 """Create a new node of this class and return its id.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
968
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
969 The keyword arguments in 'propvalues' map property names to values.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
970
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
971 The values of arguments must be acceptable for the types of their
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
972 corresponding properties or a TypeError is raised.
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
973
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
974 If this class has a key property, it must be present and its value
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
975 must not collide with other key strings or a ValueError is raised.
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
976
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
977 Any other properties on this class that are missing from the
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
978 'propvalues' dictionary are set to None.
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
979
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
980 If an id in a link or multilink property does not refer to a valid
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
981 node, an IndexError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
982 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
983 raise NotImplementedError
775
4409798dfa15 Can debug to stdout now
Richard Jones <richard@users.sourceforge.net>
parents: 764
diff changeset
984
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
985 _marker = []
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
986
475
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 466
diff changeset
987 def get(self, nodeid, propname, default=_marker, cache=1):
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
988 """Get the value of a property on an existing node of this class.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
989
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
990 'nodeid' must be the id of an existing node of this class or an
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
991 IndexError is raised. 'propname' must be the name of a property
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
992 of this class or a KeyError is raised.
475
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 466
diff changeset
993
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
994 'cache' exists for backwards compatibility, and is not used.
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
995 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
996 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
997
1926
3bdd34547fa7 Remove implementations of Class.getnode from back_anydbm and rdbms_common...
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1905
diff changeset
998 # not in spec
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
999 def getnode(self, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1000 """ Return a convenience wrapper for the node.
475
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 466
diff changeset
1001
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 466
diff changeset
1002 'nodeid' must be the id of an existing node of this class or an
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 466
diff changeset
1003 IndexError is raised.
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 466
diff changeset
1004
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1005 'cache' exists for backwards compatibility, and is not used.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1006 """
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1007 return Node(self, nodeid)
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1008
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1009 def getnodeids(self, retired=None):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1010 """Retrieve all the ids of the nodes for a particular Class.
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1011 """
1864
969a14faf707 Fixed "documentation" of getnodeids in roundup.hyperdb
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
1012 raise NotImplementedError
969a14faf707 Fixed "documentation" of getnodeids in roundup.hyperdb
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
1013
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1014 def set(self, nodeid, **propvalues):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1015 """Modify a property on an existing node of this class.
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1016
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1017 'nodeid' must be the id of an existing node of this class or an
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1018 IndexError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1019
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1020 Each key in 'propvalues' must be the name of a property of this
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1021 class or a KeyError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1022
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1023 All values in 'propvalues' must be acceptable types for their
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1024 corresponding properties or a TypeError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1025
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1026 If the value of the key property is set, it must not collide with
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1027 other key strings or a ValueError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1028
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1029 If the value of a Link or Multilink property contains an invalid
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1030 node id, a ValueError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1031 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1032 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1033
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1034 def retire(self, nodeid):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1035 """Retire a node.
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1036
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1037 The properties on the node remain available from the get() method,
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1038 and the node's id is never reused.
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1039
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1040 Retired nodes are not returned by the find(), list(), or lookup()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1041 methods, and other nodes may reuse the values of their key properties.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1042 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1043 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1044
1523
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1470
diff changeset
1045 def restore(self, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1046 """Restpre a retired node.
1523
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1470
diff changeset
1047
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1470
diff changeset
1048 Make node available for all operations like it was before retirement.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1049 """
1523
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1470
diff changeset
1050 raise NotImplementedError
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1051
940
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 910
diff changeset
1052 def is_retired(self, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1053 """Return true if the node is rerired
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1054 """
940
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 910
diff changeset
1055 raise NotImplementedError
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 910
diff changeset
1056
894
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1057 def destroy(self, nodeid):
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1058 """Destroy a node.
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1059
894
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1060 WARNING: this method should never be used except in extremely rare
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1061 situations where there could never be links to the node being
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1062 deleted
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1063
894
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1064 WARNING: use retire() instead
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1065
894
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1066 WARNING: the properties of this node will not be available ever again
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1067
894
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1068 WARNING: really, use retire() instead
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1069
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1070 Well, I think that's enough warnings. This method exists mostly to
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1071 support the session storage of the cgi interface.
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1072
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1073 The node is completely removed from the hyperdb, including all journal
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1074 entries. It will no longer be available, and will generally break code
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1075 if there are any references to the node.
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1076 """
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1077
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1078 def history(self, nodeid, enforceperm=True, skipquiet=True):
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1079 """Retrieve the journal of edits on a particular node.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1080
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1081 'nodeid' must be the id of an existing node of this class or an
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1082 IndexError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1083
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1084 The returned list contains tuples of the form
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1085
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1086 (date, tag, action, params)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1087
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1088 'date' is a Timestamp object specifying the time of the change and
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1089 'tag' is the journaltag specified when the database was opened.
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1090
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1091 If the property to be displayed is a quiet property, it will
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1092 not be shown. This can be disabled by setting skipquiet=False.
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1093
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1094 If the user requesting the history does not have View access
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1095 to the property, the journal entry will not be shown. This can
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1096 be disabled by setting enforceperm=False.
5315
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1097
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1098 Note that there is a check for obsolete properties and classes
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1099 resulting from history changes. These are also only checked if
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1100 enforceperm is True.
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1101 """
4483
22bc0426e348 Second patch from issue2550688 -- with some changes:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4481
diff changeset
1102 if not self.do_journal:
22bc0426e348 Second patch from issue2550688 -- with some changes:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4481
diff changeset
1103 raise ValueError('Journalling is disabled for this class')
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1104
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1105 perm = self.db.security.hasPermission
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1106 journal = []
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1107
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1108 uid = self.db.getuid() # id of the person requesting the history
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1109
5315
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1110 # Roles of the user and the configured obsolete_history_roles
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1111 hr = set(iter_roles(self.db.config.OBSOLETE_HISTORY_ROLES))
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1112 ur = set(self.db.user.get_roles(uid))
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1113 allow_obsolete = bool(hr & ur)
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1114
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1115 for j in self.db.getjournal(self.classname, nodeid):
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1116 # hide/remove journal entry if:
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1117 # property is quiet
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1118 # property is not (viewable or editable)
5315
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1119 # property is obsolete and not allow_obsolete
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1120 id, evt_date, user, action, args = j
5261
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1121 if logger.isEnabledFor(logging.DEBUG):
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1122 j_repr = "%s" % (j,)
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1123 else:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1124 j_repr = ''
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1125 if args and isinstance(args, type({})):
5460
87f22a5d65ca container modification while iterating over it
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5397
diff changeset
1126 for key in list(args.keys()):
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1127 if key not in self.properties:
5315
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1128 if enforceperm and not allow_obsolete:
5460
87f22a5d65ca container modification while iterating over it
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5397
diff changeset
1129 del args[key]
5315
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1130 continue
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1131 if skipquiet and self.properties[key].quiet:
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1132 logger.debug("skipping quiet property"
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1133 " %s::%s in %s",
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1134 self.classname, key, j_repr)
5460
87f22a5d65ca container modification while iterating over it
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5397
diff changeset
1135 del args[key]
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1136 continue
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1137 if enforceperm and not (perm("View",
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1138 uid,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1139 self.classname,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1140 property=key) or
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1141 perm("Edit",
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1142 uid,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1143 self.classname,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1144 property=key)):
5315
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1145 logger.debug("skipping unaccessible property "
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1146 "%s::%s seen by user%s in %s",
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1147 self.classname, key, uid, j_repr)
5460
87f22a5d65ca container modification while iterating over it
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5397
diff changeset
1148 del args[key]
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1149 continue
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1150 if not args:
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1151 logger.debug("Omitting journal entry for %s%s"
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1152 " all props removed in: %s",
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1153 self.classname, nodeid, j_repr)
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1154 continue
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1155 journal.append(j)
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1156 elif action in ['link', 'unlink'] and isinstance(args, type(())):
5261
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1157 # definitions:
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1158 # myself - object whose history is being filtered
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1159 # linkee - object/class whose property is changing to
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1160 # include/remove myself
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1161 # link property - property of the linkee class that is changing
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1162 #
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1163 # Remove the history item if
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1164 # linkee.link property (key) is quiet
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1165 # linkee class.link property is not (viewable or editable)
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1166 # to user
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1167 # [ should linkee object.link property is not
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1168 # (viewable or editable) to user be included?? ]
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1169 # linkee object (linkcl, linkid) is not
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1170 # (viewable or editable) to user
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1171 if len(args) == 3:
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1172 # e.g. for issue3 blockedby adds link to issue5 with:
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1173 # j = id, evt_date, user, action, args
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1174 # 3|20170528045201.484|5|link|('issue', '5', 'blockedby')
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1175 linkcl, linkid, key = args
5315
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1176 cls = None
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1177 try:
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1178 cls = self.db.getclass(linkcl)
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1179 except KeyError:
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1180 pass
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1181 # obsolete property or class
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1182 if not cls or key not in cls.properties:
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1183 if not enforceperm or allow_obsolete:
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1184 journal.append(j)
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1185 continue
5527
a7c3cd2edf51 No traceback for non-existent items in history
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5525
diff changeset
1186 # obsolete linked-to item
a7c3cd2edf51 No traceback for non-existent items in history
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5525
diff changeset
1187 try:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1188 cls.get(linkid, key) # does linkid exist
5527
a7c3cd2edf51 No traceback for non-existent items in history
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5525
diff changeset
1189 except IndexError:
a7c3cd2edf51 No traceback for non-existent items in history
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5525
diff changeset
1190 if not enforceperm or allow_obsolete:
a7c3cd2edf51 No traceback for non-existent items in history
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5525
diff changeset
1191 journal.append(j)
a7c3cd2edf51 No traceback for non-existent items in history
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5525
diff changeset
1192 continue
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1193 # is the updated property quiet?
5261
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1194 if skipquiet and cls.properties[key].quiet:
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1195 logger.debug("skipping quiet property: "
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1196 "%s %sed %s%s",
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1197 j_repr, action, self.classname, nodeid)
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1198 continue
5261
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1199 # can user view the property in linkee class
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1200 if enforceperm and not (perm("View",
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1201 uid,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1202 linkcl,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1203 property=key) or
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1204 perm("Edit",
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1205 uid,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1206 linkcl,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1207 property=key)):
5261
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1208 logger.debug("skipping unaccessible property: "
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1209 "%s with uid %s %sed %s%s",
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1210 j_repr, uid, action,
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1211 self.classname, nodeid)
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1212 continue
5261
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1213 # check access to linkee object
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1214 if enforceperm and not (perm("View",
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1215 uid,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1216 cls.classname,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1217 itemid=linkid) or
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1218 perm("Edit",
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1219 uid,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1220 cls.classname,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1221 itemid=linkid)):
5261
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1222 logger.debug("skipping unaccessible object: "
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1223 "%s uid %s %sed %s%s",
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1224 j_repr, uid, action,
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1225 self.classname, nodeid)
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1226 continue
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1227 journal.append(j)
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1228 else:
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1229 logger.error("Invalid %s journal entry for %s%s: %s",
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1230 action, self.classname, nodeid, j)
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1231 elif action in ['create', 'retired', 'restored']:
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1232 journal.append(j)
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1233 else:
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1234 logger.warning("Possibly malformed journal for %s%s %s",
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1235 self.classname, nodeid, j)
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1236 return journal
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1237
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1238 # Locating nodes:
627
952679be9e2c Added simple editing for classes that don't define a templated interface.
Richard Jones <richard@users.sourceforge.net>
parents: 618
diff changeset
1239 def hasnode(self, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1240 """Determine if the given nodeid actually exists
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1241 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1242 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1243
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1244 def setkey(self, propname):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1245 """Select a String property of this class to be the key property.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1246
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1247 'propname' must be the name of a String property of this class or
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1248 None, or a TypeError is raised. The values of the key property on
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1249 all existing nodes must be unique or a ValueError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1250 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1251 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1252
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1253 def setlabelprop(self, labelprop):
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1254 """Set the label property. Used for override of labelprop
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1255 resolution order.
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1256 """
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1257 if labelprop not in self.getprops():
5378
35ea9b1efc14 Python 3 preparation: "raise" syntax.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5327
diff changeset
1258 raise ValueError(_("Not a property name: %s") % labelprop)
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1259 self._labelprop = labelprop
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1260
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1261 def setorderprop(self, orderprop):
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1262 """Set the order property. Used for override of orderprop
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1263 resolution order
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1264 """
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1265 if orderprop not in self.getprops():
5378
35ea9b1efc14 Python 3 preparation: "raise" syntax.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5327
diff changeset
1266 raise ValueError(_("Not a property name: %s") % orderprop)
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1267 self._orderprop = orderprop
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1268
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1269 def getkey(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1270 """Return the name of the key property for this class or None."""
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1271 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1272
188
1536be43d2fa Roundupdb now appends "mailing list" information to its messages...
Richard Jones <richard@users.sourceforge.net>
parents: 172
diff changeset
1273 def labelprop(self, default_to_id=0):
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1274 """Return the property name for a label for the given node.
123
51cce9671db0 Cleanup of the link label generation.
Richard Jones <richard@users.sourceforge.net>
parents: 118
diff changeset
1275
51cce9671db0 Cleanup of the link label generation.
Richard Jones <richard@users.sourceforge.net>
parents: 118
diff changeset
1276 This method attempts to generate a consistent label for the node.
51cce9671db0 Cleanup of the link label generation.
Richard Jones <richard@users.sourceforge.net>
parents: 118
diff changeset
1277 It tries the following in order:
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1278
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1279 0. self._labelprop if set
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1280 1. key property
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1281 2. "name" property
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1282 3. "title" property
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1283 4. first property from the sorted property name list
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1284 """
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1285 if hasattr(self, '_labelprop'):
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1286 return self._labelprop
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1287 k = self.getkey()
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1288 if k:
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1289 return k
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1290 props = self.getprops()
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
1291 if 'name' in props:
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1292 return 'name'
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
1293 elif 'title' in props:
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1294 return 'title'
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1295 if default_to_id:
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1296 return 'id'
5395
23b8e6067f7c Python 3 preparation: update calls to dict methods.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5388
diff changeset
1297 props = sorted(props.keys())
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1298 return props[0]
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1299
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1300 def orderprop(self):
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1301 """Return the property name to use for sorting for the given node.
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1302
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1303 This method computes the property for sorting.
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1304 It tries the following in order:
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1305
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1306 0. self._orderprop if set
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1307 1. "order" property
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1308 2. self.labelprop()
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1309 """
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1310
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1311 if hasattr(self, '_orderprop'):
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1312 return self._orderprop
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1313 props = self.getprops()
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
1314 if 'order' in props:
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1315 return 'order'
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1316 return self.labelprop()
123
51cce9671db0 Cleanup of the link label generation.
Richard Jones <richard@users.sourceforge.net>
parents: 118
diff changeset
1317
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1318 def lookup(self, keyvalue):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1319 """Locate a particular node by its key property and return its id.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1320
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1321 If this class has no key property, a TypeError is raised. If the
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1322 'keyvalue' matches one of the values for the key property among
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1323 the nodes in this class, the matching node's id is returned;
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1324 otherwise a KeyError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1325 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1326 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1327
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1328 def find(self, **propspec):
834
568eed5fb4fd Optimize Class.find so that the propspec can contain a set of ids to match.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 825
diff changeset
1329 """Get the ids of nodes in this class which link to the given nodes.
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1330
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1331 'propspec' consists of keyword args propname={nodeid:1,}
883
Richard Jones <richard@users.sourceforge.net>
parents: 880
diff changeset
1332 'propname' must be the name of a property in this class, or a
Richard Jones <richard@users.sourceforge.net>
parents: 880
diff changeset
1333 KeyError is raised. That property must be a Link or Multilink
Richard Jones <richard@users.sourceforge.net>
parents: 880
diff changeset
1334 property, or a TypeError is raised.
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1335
834
568eed5fb4fd Optimize Class.find so that the propspec can contain a set of ids to match.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 825
diff changeset
1336 Any node in this class whose 'propname' property links to any of the
568eed5fb4fd Optimize Class.find so that the propspec can contain a set of ids to match.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 825
diff changeset
1337 nodeids will be returned. Used by the full text indexing, which knows
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1338 that "foo" occurs in msg1, msg3 and file7, so we have hits on these
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1339 issues:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1340
834
568eed5fb4fd Optimize Class.find so that the propspec can contain a set of ids to match.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 825
diff changeset
1341 db.issue.find(messages={'1':1,'3':1}, files={'7':1})
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1342 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1343 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1344
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1345 def _filter(self, search_matches, filterspec, sort=(None, None),
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1346 group=(None, None), retired=False, exact_match_spec={}):
3634
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1347 """For some backends this implements the non-transitive
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1348 search, for more information see the filter method.
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1349 """
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1350 raise NotImplementedError
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1351
5871
acc4a128ab9b Backwards-compatible signature of _proptree method
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5869
diff changeset
1352 def _proptree(self, filterspec, exact_match_spec={}, sortattr=[],
acc4a128ab9b Backwards-compatible signature of _proptree method
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5869
diff changeset
1353 retr=False):
3634
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1354 """Build a tree of all transitive properties in the given
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1355 exact_match_spec/filterspec.
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1356 If we retrieve (retr is True) linked items we don't follow
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1357 across multilinks. We also don't follow if the searched value
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1358 can contain NULL values.
3634
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1359 """
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1360 proptree = Proptree(self.db, self, '', self.getprops(), retr=retr)
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1361 for exact, spec in enumerate((filterspec, exact_match_spec)):
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1362 for key, v in spec.items():
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1363 keys = key.split('.')
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1364 p = proptree
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1365 mlseen = False
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1366 for k in keys:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1367 if isinstance(p.propclass, Multilink):
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1368 mlseen = True
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1369 isnull = v == '-1' or v is None
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1370 islist = isinstance(v, type([]))
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1371 nullin = islist and ('-1' in v or None in v)
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1372 r = retr and not mlseen and not isnull and not nullin
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1373 p = p.append(k, retr=r)
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1374 if exact:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1375 if isinstance(v, type([])):
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1376 vv = []
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1377 for x in v:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1378 vv.append(Exact_Match(x))
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1379 p.val = vv
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1380 else:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1381 p.val = [Exact_Match(v)]
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1382 else:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1383 p.val = v
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1384 multilinks = {}
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1385 for s in sortattr:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1386 keys = s[1].split('.')
3634
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1387 p = proptree
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1388 mlseen = False
3635
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1389 for k in keys:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1390 if isinstance(p.propclass, Multilink):
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1391 mlseen = True
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1392 r = retr and not mlseen
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1393 p = p.append(k, need_for='sort', retr=r)
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1394 if isinstance(p.propclass, Multilink):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1395 multilinks[p] = True
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1396 if p.cls:
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1397 p = p.append(p.cls.orderprop(), need_for='sort')
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1398 if p.sort_direction: # if orderprop is also specified explicitly
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1399 continue
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1400 p.sort_direction = s[0]
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1401 proptree.sortattr.append(p)
5395
23b8e6067f7c Python 3 preparation: update calls to dict methods.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5388
diff changeset
1402 for p in multilinks.keys():
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1403 sattr = {}
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1404 for c in p:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1405 if c.sort_direction:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1406 sattr[c] = True
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1407 for sa in proptree.sortattr:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1408 if sa in sattr:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1409 p.sortattr.append(sa)
3634
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1410 return proptree
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1411
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1412 def get_transitive_prop(self, propname_path, default=None):
3635
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1413 """Expand a transitive property (individual property names
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1414 separated by '.' into a new property at the end of the path. If
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1415 one of the names does not refer to a valid property, we return
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1416 None.
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1417 Example propname_path (for class issue): "messages.author"
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1418 """
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1419 props = self.db.getclass(self.classname).getprops()
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1420 for k in propname_path.split('.'):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1421 try:
3635
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1422 prop = props[k]
4408
06af6d5bedbe fix for incorrect except: syntax, issue2550661
Richard Jones <richard@users.sourceforge.net>
parents: 4306
diff changeset
1423 except (KeyError, TypeError):
3635
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1424 return default
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1425 cl = getattr(prop, 'classname', None)
3635
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1426 props = None
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1427 if cl:
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1428 props = self.db.getclass(cl).getprops()
3635
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1429 return prop
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1430
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1431 def _sortattr(self, sort=[], group=[]):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1432 """Build a single list of sort attributes in the correct order
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1433 with sanity checks (no duplicate properties) included. Always
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1434 sort last by id -- if id is not already in sortattr.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1435 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1436 seen = {}
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1437 sortattr = []
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1438 for srt in group, sort:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1439 if not isinstance(srt, list):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1440 srt = [srt]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1441 for s in srt:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1442 if s[1] and s[1] not in seen:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1443 sortattr.append((s[0] or '+', s[1]))
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1444 seen[s[1]] = True
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1445 if 'id' not in seen:
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1446 sortattr.append(('+', 'id'))
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1447 return sortattr
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1448
5318
506c7ee9a385 Add a 'retired' parameter to Class.filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5315
diff changeset
1449 def filter(self, search_matches, filterspec, sort=[], group=[],
5869
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1450 retired=False, exact_match_spec={}, limit=None, offset=None):
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1451 """Return a list of the ids of the active nodes in this class that
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1452 match the 'filter' spec, sorted by the group spec and then the
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1453 sort spec.
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1454
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1455 "search_matches" is a container type which by default is None
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1456 and optionally contains IDs of items to match. If non-empty only
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1457 IDs of the initial set are returned.
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1458
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1459 "filterspec" is {propname: value(s)}
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1460 "exact_match_spec" is the same format as "filterspec" but
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1461 specifies exact match for the given propnames. This only makes a
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1462 difference for String properties, these specify case insensitive
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1463 substring search when in "filterspec" and exact match when in
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1464 exact_match_spec.
1249
6c24a86a12ae Fixes for SourceForge tracker bugs.
Richard Jones <richard@users.sourceforge.net>
parents: 1244
diff changeset
1465
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1466 "sort" and "group" are [(dir, prop), ...] where dir is '+', '-'
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1467 or None and prop is a prop name or None. Note that for
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1468 backward-compatibility reasons a single (dir, prop) tuple is
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1469 also allowed.
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1470
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1471 The parameter retired when set to False, returns only live
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1472 (un-retired) results. When setting it to True, only retired
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1473 items are returned. If None, both retired and unretired items
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1474 are returned. The default is False, i.e. only live items are
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1475 returned by default.
1249
6c24a86a12ae Fixes for SourceForge tracker bugs.
Richard Jones <richard@users.sourceforge.net>
parents: 1244
diff changeset
1476
5869
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1477 The "limit" and "offset" parameters define a limit on the number
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1478 of results returned and an offset before returning any results,
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1479 respectively. These can be used when displaying a number of
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1480 items in a pagination application or similar. A common use-case
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1481 is returning the first item of a sorted search by specifying
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1482 limit=1 (i.e. the maximum or minimum depending on sort order).
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1483
3455
e01bc6d65fa9 fixed documentation of filter()...
Richard Jones <richard@users.sourceforge.net>
parents: 3399
diff changeset
1484 The filter must match all properties specificed. If the property
e01bc6d65fa9 fixed documentation of filter()...
Richard Jones <richard@users.sourceforge.net>
parents: 3399
diff changeset
1485 value to match is a list:
e01bc6d65fa9 fixed documentation of filter()...
Richard Jones <richard@users.sourceforge.net>
parents: 3399
diff changeset
1486
e01bc6d65fa9 fixed documentation of filter()...
Richard Jones <richard@users.sourceforge.net>
parents: 3399
diff changeset
1487 1. String properties must match all elements in the list, and
e01bc6d65fa9 fixed documentation of filter()...
Richard Jones <richard@users.sourceforge.net>
parents: 3399
diff changeset
1488 2. Other properties must match any of the elements in the list.
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1489
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1490 This also means that for strings in exact_match_spec it doesn't
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1491 make sense to specify multiple values because those cannot all
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1492 be matched exactly.
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1493
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1494 The propname in filterspec and prop in a sort/group spec may be
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1495 transitive, i.e., it may contain properties of the form
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1496 link.link.link.name, e.g. you can search for all issues where a
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1497 message was added by a certain user in the last week with a
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1498 filterspec of
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1499 {'messages.author' : '42', 'messages.creation' : '.-1w;'}
3924
21d3d7eeea8c assorted pyflakes fixes
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3802
diff changeset
1500
3634
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1501 Implementation note:
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1502 This implements a non-optimized version of Transitive search
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1503 using _filter implemented in a backend class. A more efficient
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1504 version can be implemented in the individual backends -- e.g.,
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1505 an SQL backend will want to create a single SQL statement and
3634
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1506 override the filter method instead of implementing _filter.
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1507 """
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1508 sortattr = self._sortattr(sort=sort, group=group)
5871
acc4a128ab9b Backwards-compatible signature of _proptree method
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5869
diff changeset
1509 proptree = self._proptree(filterspec, exact_match_spec, sortattr)
5318
506c7ee9a385 Add a 'retired' parameter to Class.filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5315
diff changeset
1510 proptree.search(search_matches, retired=retired)
5869
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1511 if offset is not None or limit is not None:
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1512 items = proptree.sort()
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1513 if limit and offset:
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1514 return items[offset:offset+limit]
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1515 elif offset is not None:
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1516 return items[offset:]
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1517 else:
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1518 return items[:limit]
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1519 return proptree.sort()
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1520
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1521 # non-optimized filter_iter, a backend may chose to implement a
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1522 # better version that provides a real iterator that pre-fills the
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1523 # cache for each id returned. Note that the filter_iter doesn't
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1524 # promise to correctly sort by multilink (which isn't sane to do
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1525 # anyway).
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1526 filter_iter = filter
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1527
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1528 def count(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1529 """Get the number of nodes in this class.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1530
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1531 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
1532 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
1533 id of the next node to be created in this class.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1534 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1535 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1536
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1537 # Manipulating properties:
262
ab921dc53ccd Added nicer command-line item adding:
Richard Jones <richard@users.sourceforge.net>
parents: 236
diff changeset
1538 def getprops(self, protected=1):
ab921dc53ccd Added nicer command-line item adding:
Richard Jones <richard@users.sourceforge.net>
parents: 236
diff changeset
1539 """Return a dictionary mapping property names to property objects.
ab921dc53ccd Added nicer command-line item adding:
Richard Jones <richard@users.sourceforge.net>
parents: 236
diff changeset
1540 If the "protected" flag is true, we include protected properties -
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1541 those which may not be modified.
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1542 """
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1543 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1544
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1545 def get_required_props(self, propnames=[]):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1546 """Return a dict of property names mapping to property objects.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1547 All properties that have the "required" flag set will be
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1548 returned in addition to all properties in the propnames
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1549 parameter.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1550 """
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1551 props = self.getprops(protected=False)
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1552 pdict = dict([(p, props[p]) for p in propnames])
5395
23b8e6067f7c Python 3 preparation: update calls to dict methods.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5388
diff changeset
1553 pdict.update([(k, v) for k, v in props.items() if v.required])
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1554 return pdict
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1555
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1556 def addprop(self, **properties):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1557 """Add properties to this class.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1558
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1559 The keyword arguments in 'properties' must map names to property
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1560 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
1561 may collide with the names of existing properties, or a ValueError
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1562 is raised before any properties have been added.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1563 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1564 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1565
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 805
diff changeset
1566 def index(self, nodeid):
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1567 """Add (or refresh) the node to search indexes"""
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1568 raise NotImplementedError
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 805
diff changeset
1569
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1570 #
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1571 # Detector interface
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1572 #
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1573 def audit(self, event, detector, priority=100):
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1574 """Register an auditor detector"""
3743
e754cc14e76a fix unstable ordering of detectors [SF#1585378]
Richard Jones <richard@users.sourceforge.net>
parents: 3695
diff changeset
1575 self.auditors[event].append((priority, detector.__name__, detector))
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1576
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1577 def fireAuditors(self, event, nodeid, newvalues):
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1578 """Fire all registered auditors"""
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1579 for _prio, _name, audit in self.auditors[event]:
5079
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1580 try:
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1581 audit(self.db, self, nodeid, newvalues)
5084
675b3b3d88f0 Fix issue2550826 third try. This limits the capture of exceptions to
John Rouillard <rouilj@ieee.org>
parents: 5080
diff changeset
1582 except (EnvironmentError, ArithmeticError) as e:
5079
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1583 tb = traceback.format_exc()
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1584 html = ("<h1>Traceback</h1>" + str(tb).replace('\n', '<br>').
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1585 replace(' ', '&nbsp;'))
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1586 txt = 'Caught exception %s: %s\n%s' % (str(type(e)), e, tb)
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1587 exc_info = sys.exc_info()
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1588 subject = "Error: %s" % exc_info[1]
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1589 raise DetectorError(subject, html, txt)
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1590
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1591 def react(self, event, detector, priority=100):
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1592 """Register a reactor detector"""
3743
e754cc14e76a fix unstable ordering of detectors [SF#1585378]
Richard Jones <richard@users.sourceforge.net>
parents: 3695
diff changeset
1593 self.reactors[event].append((priority, detector.__name__, detector))
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1594
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1595 def fireReactors(self, event, nodeid, oldvalues):
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1596 """Fire all registered reactors"""
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1597 for _prio, _name, react in self.reactors[event]:
5079
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1598 try:
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1599 react(self.db, self, nodeid, oldvalues)
5084
675b3b3d88f0 Fix issue2550826 third try. This limits the capture of exceptions to
John Rouillard <rouilj@ieee.org>
parents: 5080
diff changeset
1600 except (EnvironmentError, ArithmeticError) as e:
5079
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1601 tb = traceback.format_exc()
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1602 html = ("<h1>Traceback</h1>" + str(tb).replace('\n', '<br>').
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1603 replace(' ', '&nbsp;'))
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1604 txt = 'Caught exception %s: %s\n%s' % (str(type(e)), e, tb)
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1605 exc_info = sys.exc_info()
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1606 subject = "Error: %s" % exc_info[1]
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1607 raise DetectorError(subject, html, txt)
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1608
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1609 #
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1610 # import / export support
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1611 #
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1612 def export_propnames(self):
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1613 """List the property names for export from this Class"""
5395
23b8e6067f7c Python 3 preparation: update calls to dict methods.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5388
diff changeset
1614 propnames = sorted(self.getprops().keys())
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1615 return propnames
4430
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1616
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1617 def import_journals(self, entries):
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1618 """Import a class's journal.
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1619
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1620 Uses setjournal() to set the journal for each item.
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1621 Strategy for import: Sort first by id, then import journals for
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1622 each id, this way the memory footprint is a lot smaller than the
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1623 initial implementation which stored everything in a big hash by
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1624 id and then proceeded to import journals for each id."""
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1625 properties = self.getprops()
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1626 a = []
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1627 for l in entries:
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1628 # first element in sorted list is the (numeric) id
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1629 # in python2.4 and up we would use sorted with a key...
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1630 a.append((int(l[0].strip("'")), l))
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1631 a.sort()
4430
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1632
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1633 last = 0
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1634 r = []
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1635 for n, l in a:
5525
bb7865241f8a Make CSV import/export compatible across Python versions (also RDBMS journals) (issue 2550976, issue 2550975).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5481
diff changeset
1636 nodeid, jdate, user, action, params = map(eval_import, l)
4430
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1637 assert (str(n) == nodeid)
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1638 if n != last:
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1639 if r:
4431
9b619dcb030a - fix import (now passes for memorydb, too)
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4430
diff changeset
1640 self.db.setjournal(self.classname, str(last), r)
4430
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1641 last = n
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1642 r = []
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1643
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1644 if action == 'set':
5395
23b8e6067f7c Python 3 preparation: update calls to dict methods.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5388
diff changeset
1645 for propname, value in params.items():
4430
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1646 prop = properties[propname]
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1647 if value is None:
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1648 pass
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1649 elif isinstance(prop, Date):
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1650 value = date.Date(value)
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1651 elif isinstance(prop, Interval):
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1652 value = date.Interval(value)
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1653 elif isinstance(prop, Password):
4483
22bc0426e348 Second patch from issue2550688 -- with some changes:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4481
diff changeset
1654 value = password.JournalPassword(encrypted=value)
4430
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1655 params[propname] = value
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1656 elif action == 'create' and params:
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1657 # old tracker with data stored in the create!
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1658 params = {}
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1659 r.append((nodeid, date.Date(jdate), user, action, params))
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1660 if r:
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1661 self.db.setjournal(self.classname, nodeid, r)
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1662
4306
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1663 #
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1664 # convenience methods
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1665 #
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1666 def get_roles(self, nodeid):
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1667 """Return iterator for all roles for this nodeid.
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1668
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1669 Yields string-processed roles.
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1670 This method can be overridden to provide a hook where we can
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1671 insert other permission models (e.g. get roles from database)
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1672 In standard schemas only a user has a roles property but
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1673 this may be different in customized schemas.
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1674 Note that this is the *central place* where role
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1675 processing happens!
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1676 """
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1677 node = self.db.getnode(self.classname, nodeid)
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1678 return iter_roles(node['roles'])
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1679
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1680 def has_role(self, nodeid, *roles):
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1681 '''See if this node has any roles that appear in roles.
4480
1613754d2646 Fix first part of Password handling security issue2550688
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4472
diff changeset
1682
4306
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1683 For convenience reasons we take a list.
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1684 In standard schemas only a user has a roles property but
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1685 this may be different in customized schemas.
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1686 '''
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1687 roles = dict.fromkeys([r.strip().lower() for r in roles])
4306
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1688 for role in self.get_roles(nodeid):
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1689 if role in roles:
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1690 return True
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1691 return False
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1692
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1693
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1694 class HyperdbValueError(ValueError):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1695 """ Error converting a raw value into a Hyperdb value """
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1696 pass
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1697
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1698
5809
936275dfe1fa Try to fix:
John Rouillard <rouilj@ieee.org>
parents: 5807
diff changeset
1699 def convertLinkValue(db, propname, prop, value, idre=re.compile(r'^\d+$')):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1700 """ Convert the link value (may be id or key value) to an id value. """
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1701 linkcl = db.classes[prop.classname]
4877
2ba982dcdf2c New Link / Multilink option "try_id_parsing"
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4850
diff changeset
1702 if not idre or not idre.match(value):
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1703 if linkcl.getkey():
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1704 try:
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1705 value = linkcl.lookup(value)
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1706 except KeyError:
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1707 raise HyperdbValueError(_('property %s: %r is not a %s.') % (
5378
35ea9b1efc14 Python 3 preparation: "raise" syntax.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5327
diff changeset
1708 propname, value, prop.classname))
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1709 else:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1710 raise HyperdbValueError(_('you may only enter ID values '
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1711 'for property %s') % propname)
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1712 return value
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1713
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1714
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1715 def fixNewlines(text):
1928
7c1ddebe7589 Small readability improvements.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1927
diff changeset
1716 """ Homogenise line endings.
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1717
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1718 Different web clients send different line ending values, but
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1719 other systems (eg. email) don't necessarily handle those line
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1720 endings. Our solution is to convert all line endings to LF.
1928
7c1ddebe7589 Small readability improvements.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1927
diff changeset
1721 """
5309
20084e2b48c3 Fix bug where unsetting a text value triggered an exception because
John Rouillard <rouilj@ieee.org>
parents: 5261
diff changeset
1722 if text is not None:
20084e2b48c3 Fix bug where unsetting a text value triggered an exception because
John Rouillard <rouilj@ieee.org>
parents: 5261
diff changeset
1723 text = text.replace('\r\n', '\n')
20084e2b48c3 Fix bug where unsetting a text value triggered an exception because
John Rouillard <rouilj@ieee.org>
parents: 5261
diff changeset
1724 return text.replace('\r', '\n')
20084e2b48c3 Fix bug where unsetting a text value triggered an exception because
John Rouillard <rouilj@ieee.org>
parents: 5261
diff changeset
1725 return text
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1726
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1727
3383
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
1728 def rawToHyperdb(db, klass, itemid, propname, value, **kw):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1729 """ Convert the raw (user-input) value to a hyperdb-storable value. The
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1730 value is for the "propname" property on itemid (may be None for a
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1731 new item) of "klass" in "db".
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1732
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1733 The value is usually a string, but in the case of multilink inputs
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1734 it may be either a list of strings or a string with comma-separated
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1735 values.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1736 """
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1737 properties = klass.getprops()
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1738
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1739 # ensure it's a valid property name
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1740 propname = propname.strip()
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1741 try:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1742 proptype = properties[propname]
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1743 except KeyError:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1744 raise HyperdbValueError(_('%r is not a property of %s') % (
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1745 propname, klass.classname))
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1746
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1747 # if we got a string, strip it now
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1748 if isinstance(value, type('')):
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1749 value = value.strip()
3668
a15c15510e99 hyperdb handling of empty raw values for Multilink and Password [SF#1507814]
Richard Jones <richard@users.sourceforge.net>
parents: 3635
diff changeset
1750
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1751 # convert the input value to a real property value
3668
a15c15510e99 hyperdb handling of empty raw values for Multilink and Password [SF#1507814]
Richard Jones <richard@users.sourceforge.net>
parents: 3635
diff changeset
1752 value = proptype.from_raw(value, db=db, klass=klass,
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1753 propname=propname, itemid=itemid, **kw)
3668
a15c15510e99 hyperdb handling of empty raw values for Multilink and Password [SF#1507814]
Richard Jones <richard@users.sourceforge.net>
parents: 3635
diff changeset
1754
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1755 return value
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1756
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1757
1442
b42fa71754c9 don't attempt to create FileClass items if no content is supplied
Richard Jones <richard@users.sourceforge.net>
parents: 1249
diff changeset
1758 class FileClass:
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1759 """ A class that requires the "content" property and stores it on
1442
b42fa71754c9 don't attempt to create FileClass items if no content is supplied
Richard Jones <richard@users.sourceforge.net>
parents: 1249
diff changeset
1760 disk.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1761 """
3601
7b25567f0f54 indexing may be turned off for FileClass "content" now
Richard Jones <richard@users.sourceforge.net>
parents: 3586
diff changeset
1762 default_mime_type = 'text/plain'
7b25567f0f54 indexing may be turned off for FileClass "content" now
Richard Jones <richard@users.sourceforge.net>
parents: 3586
diff changeset
1763
7b25567f0f54 indexing may be turned off for FileClass "content" now
Richard Jones <richard@users.sourceforge.net>
parents: 3586
diff changeset
1764 def __init__(self, db, classname, **properties):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1765 """The newly-created class automatically includes the "content"
3601
7b25567f0f54 indexing may be turned off for FileClass "content" now
Richard Jones <richard@users.sourceforge.net>
parents: 3586
diff changeset
1766 property.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1767 """
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
1768 if 'content' not in properties:
3924
21d3d7eeea8c assorted pyflakes fixes
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3802
diff changeset
1769 properties['content'] = String(indexme='yes')
3601
7b25567f0f54 indexing may be turned off for FileClass "content" now
Richard Jones <richard@users.sourceforge.net>
parents: 3586
diff changeset
1770
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1771 def export_propnames(self):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1772 """ Don't export the "content" property
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1773 """
5395
23b8e6067f7c Python 3 preparation: update calls to dict methods.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5388
diff changeset
1774 propnames = list(self.getprops().keys())
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1775 propnames.remove('content')
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1776 propnames.sort()
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1777 return propnames
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1778
3019
293a17149765 First cut at exporting/importing file content from and to the hyperdb.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2962
diff changeset
1779 def exportFilename(self, dirname, nodeid):
5101
d043a09952db Tried to explain the use of hyperdb's exportFilename
John Rouillard <rouilj@ieee.org>
parents: 5084
diff changeset
1780 """ Returns destination filename for a exported file
d043a09952db Tried to explain the use of hyperdb's exportFilename
John Rouillard <rouilj@ieee.org>
parents: 5084
diff changeset
1781
d043a09952db Tried to explain the use of hyperdb's exportFilename
John Rouillard <rouilj@ieee.org>
parents: 5084
diff changeset
1782 Called by export function in roundup admin to generate
d043a09952db Tried to explain the use of hyperdb's exportFilename
John Rouillard <rouilj@ieee.org>
parents: 5084
diff changeset
1783 the <class>-files subdirectory
d043a09952db Tried to explain the use of hyperdb's exportFilename
John Rouillard <rouilj@ieee.org>
parents: 5084
diff changeset
1784 """
3019
293a17149765 First cut at exporting/importing file content from and to the hyperdb.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2962
diff changeset
1785 subdir_filename = self.db.subdirFilename(self.classname, nodeid)
293a17149765 First cut at exporting/importing file content from and to the hyperdb.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2962
diff changeset
1786 return os.path.join(dirname, self.classname+'-files', subdir_filename)
293a17149765 First cut at exporting/importing file content from and to the hyperdb.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2962
diff changeset
1787
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1788 def export_files(self, dirname, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1789 """ Export the "content" property as a file, not csv column
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1790 """
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1791 source = self.db.filename(self.classname, nodeid)
3019
293a17149765 First cut at exporting/importing file content from and to the hyperdb.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2962
diff changeset
1792
293a17149765 First cut at exporting/importing file content from and to the hyperdb.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2962
diff changeset
1793 dest = self.exportFilename(dirname, nodeid)
293a17149765 First cut at exporting/importing file content from and to the hyperdb.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2962
diff changeset
1794 ensureParentsExist(dest)
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1795 shutil.copyfile(source, dest)
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1796
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1797 def import_files(self, dirname, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1798 """ Import the "content" property as a file
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1799 """
3019
293a17149765 First cut at exporting/importing file content from and to the hyperdb.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2962
diff changeset
1800 source = self.exportFilename(dirname, nodeid)
293a17149765 First cut at exporting/importing file content from and to the hyperdb.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2962
diff changeset
1801
2962
4607f58a007b py2.1 compatibility
Richard Jones <richard@users.sourceforge.net>
parents: 2909
diff changeset
1802 dest = self.db.filename(self.classname, nodeid, create=1)
3019
293a17149765 First cut at exporting/importing file content from and to the hyperdb.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2962
diff changeset
1803 ensureParentsExist(dest)
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1804 shutil.copyfile(source, dest)
1442
b42fa71754c9 don't attempt to create FileClass items if no content is supplied
Richard Jones <richard@users.sourceforge.net>
parents: 1249
diff changeset
1805
3544
5cd1c83dea50 Features and fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 3491
diff changeset
1806 mime_type = None
3802
c3af8c6a6b5b Bug-fix: Only index the content property if it has the indexme attribute set
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3743
diff changeset
1807 props = self.getprops()
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
1808 if 'type' in props:
3545
507b2df02956 fixes to import_files
Richard Jones <richard@users.sourceforge.net>
parents: 3544
diff changeset
1809 mime_type = self.get(nodeid, 'type')
3544
5cd1c83dea50 Features and fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 3491
diff changeset
1810 if not mime_type:
5cd1c83dea50 Features and fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 3491
diff changeset
1811 mime_type = self.default_mime_type
3802
c3af8c6a6b5b Bug-fix: Only index the content property if it has the indexme attribute set
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3743
diff changeset
1812 if props['content'].indexme:
5648
a4514df51ded Python3: fix crash bug when importing binary file (like jpeg). The
John Rouillard <rouilj@ieee.org>
parents: 5548
diff changeset
1813 index_content = self.get(nodeid, 'binary_content')
a4514df51ded Python3: fix crash bug when importing binary file (like jpeg). The
John Rouillard <rouilj@ieee.org>
parents: 5548
diff changeset
1814 if bytes != str and isinstance(index_content, bytes):
a4514df51ded Python3: fix crash bug when importing binary file (like jpeg). The
John Rouillard <rouilj@ieee.org>
parents: 5548
diff changeset
1815 index_content = index_content.decode('utf-8', errors='ignore')
a4514df51ded Python3: fix crash bug when importing binary file (like jpeg). The
John Rouillard <rouilj@ieee.org>
parents: 5548
diff changeset
1816 # indexer will only index text mime type. It will skip
a4514df51ded Python3: fix crash bug when importing binary file (like jpeg). The
John Rouillard <rouilj@ieee.org>
parents: 5548
diff changeset
1817 # other types. So if mime type of file is correct, we
a4514df51ded Python3: fix crash bug when importing binary file (like jpeg). The
John Rouillard <rouilj@ieee.org>
parents: 5548
diff changeset
1818 # call add_text on content.
3802
c3af8c6a6b5b Bug-fix: Only index the content property if it has the indexme attribute set
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3743
diff changeset
1819 self.db.indexer.add_text((self.classname, nodeid, 'content'),
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1820 index_content, mime_type)
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1821
3544
5cd1c83dea50 Features and fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 3491
diff changeset
1822
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1823 class Node:
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1824 """ A convenience wrapper for the given node
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1825 """
475
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 466
diff changeset
1826 def __init__(self, cl, nodeid, cache=1):
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1827 self.__dict__['cl'] = cl
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1828 self.__dict__['nodeid'] = nodeid
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1829
278
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
1830 def keys(self, protected=1):
5395
23b8e6067f7c Python 3 preparation: update calls to dict methods.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5388
diff changeset
1831 return list(self.cl.getprops(protected=protected).keys())
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1832
278
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
1833 def values(self, protected=1):
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
1834 l = []
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
1835 for name in self.cl.getprops(protected=protected).keys():
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1836 l.append(self.cl.get(self.nodeid, name))
278
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
1837 return l
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1838
278
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
1839 def items(self, protected=1):
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
1840 l = []
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
1841 for name in self.cl.getprops(protected=protected).keys():
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1842 l.append((name, self.cl.get(self.nodeid, name)))
278
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
1843 return l
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1844
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1845 def has_key(self, name):
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
1846 return name in self.cl.getprops()
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1847
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1848 def get(self, name, default=None):
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
1849 if name in self:
1470
9ccd69fbe33e applied patch [SF#688595]
Richard Jones <richard@users.sourceforge.net>
parents: 1442
diff changeset
1850 return self[name]
9ccd69fbe33e applied patch [SF#688595]
Richard Jones <richard@users.sourceforge.net>
parents: 1442
diff changeset
1851 else:
9ccd69fbe33e applied patch [SF#688595]
Richard Jones <richard@users.sourceforge.net>
parents: 1442
diff changeset
1852 return default
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1853
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1854 def __getattr__(self, name):
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
1855 if name in self.__dict__:
278
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
1856 return self.__dict__[name]
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1857 try:
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1858 return self.cl.get(self.nodeid, name)
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5232
diff changeset
1859 except KeyError as value:
460
9c895b44240a take a copy of the node dict...
Richard Jones <richard@users.sourceforge.net>
parents: 457
diff changeset
1860 # we trap this but re-raise it as AttributeError - all other
9c895b44240a take a copy of the node dict...
Richard Jones <richard@users.sourceforge.net>
parents: 457
diff changeset
1861 # exceptions should pass through untrapped
5697
5a9159ad773f Properly handle mapping of KeyError to AttributeError in __getattr__
John Rouillard <rouilj@ieee.org>
parents: 5648
diff changeset
1862 raise AttributeError(str(value))
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1863
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1864 def __getitem__(self, name):
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1865 return self.cl.get(self.nodeid, name)
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1866
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1867 def __setattr__(self, name, value):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1868 try:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1869 return self.cl.set(self.nodeid, **{name: value})
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5232
diff changeset
1870 except KeyError as value:
5697
5a9159ad773f Properly handle mapping of KeyError to AttributeError in __getattr__
John Rouillard <rouilj@ieee.org>
parents: 5648
diff changeset
1871 # we trap this but re-raise it as AttributeError - all other
5a9159ad773f Properly handle mapping of KeyError to AttributeError in __getattr__
John Rouillard <rouilj@ieee.org>
parents: 5648
diff changeset
1872 # exceptions should pass through untrapped
5378
35ea9b1efc14 Python 3 preparation: "raise" syntax.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5327
diff changeset
1873 raise AttributeError(str(value))
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1874
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1875 def __setitem__(self, name, value):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1876 self.cl.set(self.nodeid, **{name: value})
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1877
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1878 def history(self, enforceperm=True, skipquiet=True):
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1879 return self.cl.history(self.nodeid,
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1880 enforceperm=enforceperm,
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1881 skipquiet=skipquiet)
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1882
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1883 def retire(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1884 return self.cl.retire(self.nodeid)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1885
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1886
648
07422fe57db2 Ran it through pychecker, made fixes
Richard Jones <richard@users.sourceforge.net>
parents: 628
diff changeset
1887 def Choice(name, db, *options):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1888 """Quick helper to create a simple class with choices
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1889 """
648
07422fe57db2 Ran it through pychecker, made fixes
Richard Jones <richard@users.sourceforge.net>
parents: 628
diff changeset
1890 cl = Class(db, name, name=String(), order=String())
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1891 for i in range(len(options)):
648
07422fe57db2 Ran it through pychecker, made fixes
Richard Jones <richard@users.sourceforge.net>
parents: 628
diff changeset
1892 cl.create(name=options[i], order=i)
3924
21d3d7eeea8c assorted pyflakes fixes
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3802
diff changeset
1893 return Link(name)
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1894
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1895 # vim: set filetype=python sts=4 sw=4 et si :
Roundup Issue Tracker: http://roundup-tracker.org/