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annotate roundup/hyperdb.py @ 7958:fffbaa3f963b

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test: revert last commit it broke xapian build Last commit caused the following error: /usr/bin/install -c -m 644 xapian/__init__.py xapian/__pycache__/__init__.cpython-310.pyc ./xapian/__pycache__/__init__. '/opt/hostedtoolcache/Python/3.10.14/x64/lib/python3.10/site-packages/xapian' /usr/bin/install: cannot stat './xapian/__pycache__/__init__.': No such file or directory with the old code that errored out because of the missing sys import I got the working: /usr/bin/install -c -m 644 xapian/__init__.py xapian/__pycache__/__init__.cpython-310.pyc xapian/__pycache__/__init__.cpython-310.opt-1.pyc '/opt/hostedtoolcache/Python/3.10.14/x64/lib/python3.10/site-packages/xapian' whatever.
author John Rouillard <rouilj@ieee.org>
date Sun, 12 May 2024 21:00:38 -0400
parents b8dc16d9624a
children 14a8e11f3a87 f7bd22bdef9d
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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 logging
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25 import os
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26 import re
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27 import shutil
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28 import sys
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29 import traceback
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30 import weakref
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31
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32 # roundup modules
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33 from . import date, password
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34 from .support import ensureParentsExist, PrioList
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35 from roundup.mlink_expr import Expression
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36 from roundup.i18n import _
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37 from roundup.cgi.exceptions import DetectorError
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38 from roundup.anypy.cmp_ import NoneAndDictComparable
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39 from roundup.anypy.strings import eval_import
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40
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41 logger = logging.getLogger('roundup.hyperdb')
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42
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44 #
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45 # Types
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46 #
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47 class _Type(object):
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48 """A roundup property type."""
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49 def __init__(self, required=False, default_value=None, quiet=False):
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50 self.required = required
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51 self.__default_value = default_value
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52 self.quiet = quiet
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53 # We do not allow updates if self.computed is True
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54 # For now only Multilinks (using the rev_multilink) can be computed
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55 self.computed = False
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56
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57 def __repr__(self):
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58 ' more useful for dumps '
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59 return '<%s.%s>' % (self.__class__.__module__, self.__class__.__name__)
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60
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61 def get_default_value(self):
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62 """The default value when creating a new instance of this property."""
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63 return self.__default_value
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64
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65 def register(self, cls, propname):
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66 """Register myself to the class of which we are a property
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67 the given propname is the name we have in our class.
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68 """
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69 assert not getattr(self, 'cls', None)
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70 self.name = propname
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71 self.cls = cls
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72
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73 def sort_repr(self, cls, val, name):
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74 """Representation used for sorting. This should be a python
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75 built-in type, otherwise sorting will take ages. Note that
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76 individual backends may chose to use something different for
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77 sorting as long as the outcome is the same.
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78 """
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79 return val
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80
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81
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82 class String(_Type):
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83 """An object designating a String property."""
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84 def __init__(self, indexme='no', required=False, default_value=None,
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85 quiet=False):
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86 super(String, self).__init__(required, default_value, quiet)
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87 self.indexme = indexme == 'yes'
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88
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89 def from_raw(self, value, propname='', **kw):
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90 """fix the CRLF/CR -> LF stuff"""
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91 if propname == 'content':
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92 # Why oh why wasn't the FileClass content property a File
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93 # type from the beginning?
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94 return value
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95 return fixNewlines(value)
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96
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97 def sort_repr(self, cls, val, name):
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98 if not val:
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99 return val
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100 if name == 'id':
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101 return int(val)
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102 return val.lower()
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103
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104
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105 class Password(_Type):
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106 """An object designating a Password property."""
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107 def __init__(self, scheme=None, required=False, default_value=None,
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108 quiet=False):
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109 super(Password, self).__init__(required, default_value, quiet)
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110 self.scheme = scheme
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111
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112 def from_raw(self, value, **kw):
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113 if not value:
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114 return None
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115 try:
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116 return password.Password(encrypted=value, scheme=self.scheme,
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117 strict=True,
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118 config=kw['db'].config)
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119 except password.PasswordValueError as message:
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120 raise HyperdbValueError(_('property %(property)s: %(errormsg)s') %
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121 {'property': kw['propname'],
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122 'errormsg': message})
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123
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124 def sort_repr(self, cls, val, name):
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125 if not val:
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126 return val
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127 return str(val)
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128
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129
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130 class Date(_Type):
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131 """An object designating a Date property."""
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132 def __init__(self, offset=None, required=False, default_value=None,
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diff changeset
133 quiet=False):
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diff changeset
134 super(Date, self).__init__(required=required,
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parents: 5871
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135 default_value=default_value,
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diff changeset
136 quiet=quiet)
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137 self._offset = offset
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138
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139 def offset(self, db):
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140 if self._offset is not None:
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141 return self._offset
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diff changeset
142 return db.getUserTimezone()
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parents: 5871
diff changeset
143
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144 def from_raw(self, value, db, **kw):
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parents: 3019
diff changeset
145 try:
3621
77ed6c517793 timezone support (patch [SF#1465296])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3601
diff changeset
146 value = date.Date(value, self.offset(db))
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198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
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parents: 5232
diff changeset
147 except ValueError as message:
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9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
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148 raise HyperdbValueError(_(
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
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diff changeset
149 'property %(property)s: %(value)r is an invalid '
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150 'date (%(errormsg)s)') % {'property': kw['propname'],
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151 'value': value,
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diff changeset
152 'errormsg': message})
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153 return value
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154
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f47bddab5a49 date spec wasn't allowing week intervals
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diff changeset
155 def range_from_raw(self, value, db):
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156 """return Range value from given raw value with offset correction"""
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f47bddab5a49 date spec wasn't allowing week intervals
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diff changeset
157 return date.Range(value, date.Date, offset=self.offset(db))
6006
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158
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
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159 def sort_repr(self, cls, val, name):
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160 if not val:
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161 return val
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162 return str(val)
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163
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164
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165 class Interval(_Type):
224
ad2c98faec97 using isinstance(blah, Foo) now instead of isFooType
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parents: 214
diff changeset
166 """An object designating an Interval property."""
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167 def from_raw(self, value, **kw):
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parents: 3019
diff changeset
168 try:
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diff changeset
169 value = date.Interval(value)
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parents: 5232
diff changeset
170 except ValueError as message:
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parents: 6967
diff changeset
171 raise HyperdbValueError(_(
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
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parents: 6967
diff changeset
172 'property %(property)s: %(value)r is an invalid '
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
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parents: 6967
diff changeset
173 'date interval (%(errormsg)s)') %
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parents: 6967
diff changeset
174 {'property': kw['propname'],
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175 'value': value,
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diff changeset
176 'errormsg': message})
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diff changeset
177 return value
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178
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179 def sort_repr(self, cls, val, name):
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180 if not val:
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181 return val
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182 return val.as_seconds()
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183
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184
3682
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185 class _Pointer(_Type):
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186 """An object designating a Pointer property that links or multilinks
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diff changeset
187 to a node in a specified class."""
4877
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diff changeset
188 def __init__(self, classname, do_journal='yes', try_id_parsing='yes',
5063
2840a9e86ef2 New Link/Multilink attribute 'msg_header_property'
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diff changeset
189 required=False, default_value=None,
6148
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parents: 6006
diff changeset
190 msg_header_property=None, quiet=False, rev_multilink=None):
7526
b8dc16d9624a Reformat docstring for _Pointer::__init__
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parents: 7212
diff changeset
191 """ The base class used by Link and Multilink classes.
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parents: 7212
diff changeset
192
b8dc16d9624a Reformat docstring for _Pointer::__init__
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parents: 7212
diff changeset
193 Default is to journal link and unlink events.
b8dc16d9624a Reformat docstring for _Pointer::__init__
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parents: 7212
diff changeset
194
4877
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diff changeset
195 When try_id_parsing is false, we don't allow IDs in input
2ba982dcdf2c New Link / Multilink option "try_id_parsing"
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diff changeset
196 fields (the key of the Link or Multilink property must be
2ba982dcdf2c New Link / Multilink option "try_id_parsing"
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parents: 4850
diff changeset
197 given instead). This is useful when the name of a property
2ba982dcdf2c New Link / Multilink option "try_id_parsing"
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diff changeset
198 can be numeric. It will only work if the linked item has a
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parents: 4850
diff changeset
199 key property and is a questionable feature for multilinks.
7526
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diff changeset
200
5063
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diff changeset
201 The msg_header_property is used in the mail gateway when
2840a9e86ef2 New Link/Multilink attribute 'msg_header_property'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5053
diff changeset
202 sending out messages: By default roundup creates headers of
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Ralf Schlatterbeck <rsc@runtux.com>
parents: 5053
diff changeset
203 the form: 'X-Roundup-issue-prop: value' for all properties
2840a9e86ef2 New Link/Multilink attribute 'msg_header_property'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5053
diff changeset
204 prop of issue that have a 'name' property. This definition
2840a9e86ef2 New Link/Multilink attribute 'msg_header_property'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5053
diff changeset
205 allows to override the 'name' property. A common use-case is
2840a9e86ef2 New Link/Multilink attribute 'msg_header_property'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5053
diff changeset
206 adding a mail-header with the assigned_to property to allow
2840a9e86ef2 New Link/Multilink attribute 'msg_header_property'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5053
diff changeset
207 user mail-filtering of issue-emails for which they're
2840a9e86ef2 New Link/Multilink attribute 'msg_header_property'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5053
diff changeset
208 responsible. In that case setting
2840a9e86ef2 New Link/Multilink attribute 'msg_header_property'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5053
diff changeset
209 'msg_header_property="username"' for the assigned_to
2840a9e86ef2 New Link/Multilink attribute 'msg_header_property'
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parents: 5053
diff changeset
210 property will generated message headers of the form:
2840a9e86ef2 New Link/Multilink attribute 'msg_header_property'
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parents: 5053
diff changeset
211 'X-Roundup-issue-assigned_to: joe_user'.
7526
b8dc16d9624a Reformat docstring for _Pointer::__init__
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diff changeset
212
6148
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diff changeset
213 The rev_multilink is used to inject a reverse multilink into
8497bf3f23a1 Allow to define reverse Multilinks
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parents: 6006
diff changeset
214 the Class linked by a Link or Multilink property. Note that
8497bf3f23a1 Allow to define reverse Multilinks
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parents: 6006
diff changeset
215 the result is always a Multilink. The name given with
8497bf3f23a1 Allow to define reverse Multilinks
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parents: 6006
diff changeset
216 rev_multilink is the name in the class where it is injected.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
217 """
5112
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parents: 5101
diff changeset
218 super(_Pointer, self).__init__(required, default_value, quiet)
25
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diff changeset
219 self.classname = classname
555
5fd94347c6f2 Journal entries for link and multilink properties can now be switched on or off.
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 543
diff changeset
220 self.do_journal = do_journal == 'yes'
6006
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diff changeset
221 self.try_id_parsing = try_id_parsing == 'yes'
5063
2840a9e86ef2 New Link/Multilink attribute 'msg_header_property'
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diff changeset
222 self.msg_header_property = msg_header_property
6148
8497bf3f23a1 Allow to define reverse Multilinks
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diff changeset
223 self.rev_multilink = rev_multilink
6006
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diff changeset
224
25
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diff changeset
225 def __repr__(self):
3682
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diff changeset
226 """more useful for dumps. But beware: This is also used in schema
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diff changeset
227 storage in SQL backends!
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diff changeset
228 """
6006
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diff changeset
229 return '<%s.%s to "%s">' % (self.__class__.__module__,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
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diff changeset
230 self.__class__.__name__, self.classname)
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
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diff changeset
231
3682
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diff changeset
232
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diff changeset
233 class Link(_Pointer):
193f316dbbe9 More transitive-property support.
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diff changeset
234 """An object designating a Link property that links to a
193f316dbbe9 More transitive-property support.
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diff changeset
235 node in a specified class."""
3383
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
236 def from_raw(self, value, db, propname, **kw):
4877
2ba982dcdf2c New Link / Multilink option "try_id_parsing"
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parents: 4850
diff changeset
237 if (self.try_id_parsing and value == '-1') or not value:
3383
c1c67c62b699 applied patch [SF#236087]
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parents: 3019
diff changeset
238 value = None
c1c67c62b699 applied patch [SF#236087]
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parents: 3019
diff changeset
239 else:
4877
2ba982dcdf2c New Link / Multilink option "try_id_parsing"
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parents: 4850
diff changeset
240 if self.try_id_parsing:
2ba982dcdf2c New Link / Multilink option "try_id_parsing"
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4850
diff changeset
241 value = convertLinkValue(db, propname, self, value)
2ba982dcdf2c New Link / Multilink option "try_id_parsing"
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parents: 4850
diff changeset
242 else:
2ba982dcdf2c New Link / Multilink option "try_id_parsing"
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parents: 4850
diff changeset
243 value = convertLinkValue(db, propname, self, value, None)
3383
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parents: 3019
diff changeset
244 return value
6006
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diff changeset
245
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
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diff changeset
246 def sort_repr(self, cls, val, name):
3682
193f316dbbe9 More transitive-property support.
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diff changeset
247 if not val:
193f316dbbe9 More transitive-property support.
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diff changeset
248 return val
193f316dbbe9 More transitive-property support.
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diff changeset
249 op = cls.labelprop()
193f316dbbe9 More transitive-property support.
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diff changeset
250 if op == 'id':
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diff changeset
251 return int(cls.get(val, op))
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diff changeset
252 return cls.get(val, op)
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253
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diff changeset
254
3682
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diff changeset
255 class Multilink(_Pointer):
25
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diff changeset
256 """An object designating a Multilink property that links
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parents:
diff changeset
257 to nodes in a specified class.
557
dfac856502d1 brief docco on the do_journal argument
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parents: 555
diff changeset
258
dfac856502d1 brief docco on the do_journal argument
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parents: 555
diff changeset
259 "classname" indicates the class to link to
dfac856502d1 brief docco on the do_journal argument
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parents: 555
diff changeset
260
dfac856502d1 brief docco on the do_journal argument
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parents: 555
diff changeset
261 "do_journal" indicates whether the linked-to nodes should have
dfac856502d1 brief docco on the do_journal argument
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parents: 555
diff changeset
262 'link' and 'unlink' events placed in their journal
6148
8497bf3f23a1 Allow to define reverse Multilinks
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diff changeset
263 "rev_property" is used when injecting reverse multilinks. By
8497bf3f23a1 Allow to define reverse Multilinks
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parents: 6006
diff changeset
264 default (for a normal multilink) the table name is
8497bf3f23a1 Allow to define reverse Multilinks
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parents: 6006
diff changeset
265 <name_of_linking_class>_<name_of_link_property>
8497bf3f23a1 Allow to define reverse Multilinks
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diff changeset
266 e.g. for the messages multilink in issue in the
8497bf3f23a1 Allow to define reverse Multilinks
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parents: 6006
diff changeset
267 classic schema it would be "issue_messages". The
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268 multilink table in that case has two columns, the
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269 nodeid contains the ID of the linking class while
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270 the linkid contains the ID of the linked-to class.
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271 When injecting backlinks, for a backlink resulting
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272 from a Link or Multilink the table_name,
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273 linkid_name, and nodeid_name must be explicitly
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274 specified. So when specifying a rev_multilink
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275 property for the messages attribute in the example
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276 above, we would get 'issue_messages' for the
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277 table_name, 'nodeid' for the linkid_name and
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278 'linkid' for the nodeid_name (note the reversal).
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279 For a rev_multilink resulting, e.g. from the
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280 standard 'status' Link in the Class 'issue' in the
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281 classic template we would set table_name to '_issue'
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282 (table names in the database get a leading
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283 underscore), the nodeid_name to 'status' and the
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284 linkid_name to 'id'. With these settings we can use
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285 the standard query engine (with minor modifications
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286 for the computed names) to resolve reverse
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287 multilinks.
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288 """
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289
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290 def __init__(self, classname, do_journal='yes', required=False,
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291 quiet=False, try_id_parsing='yes', rev_multilink=None,
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292 rev_property=None):
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293
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294 super(Multilink, self).__init__(classname,
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295 do_journal,
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296 required=required,
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297 default_value=[], quiet=quiet,
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298 try_id_parsing=try_id_parsing,
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299 rev_multilink=rev_multilink)
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300 self.rev_property = rev_property
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301 self.rev_classname = None
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302 self.rev_propname = None
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303 self.table_name = None # computed in 'register' below
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304 self.linkid_name = 'linkid'
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305 self.nodeid_name = 'nodeid'
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306 if self.rev_property:
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307 # Do not allow updates if this is a reverse multilink
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308 self.computed = True
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309 self.rev_classname = rev_property.cls.classname
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310 self.rev_propname = rev_property.name
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311 if isinstance(self.rev_property, Link):
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312 self.table_name = '_' + self.rev_classname
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313 self.linkid_name = 'id'
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314 self.nodeid_name = '_' + self.rev_propname
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315 else:
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316 self.table_name = self.rev_classname + '_' + self.rev_propname
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317 self.linkid_name = 'nodeid'
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318 self.nodeid_name = 'linkid'
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319
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320 def from_raw(self, value, db, klass, propname, itemid, **kw):
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321 if not value:
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322 return []
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323
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324 # get the current item value if it's not a new item
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325 if itemid and not itemid.startswith('-'):
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326 curvalue = klass.get(itemid, propname)
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327 else:
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328 curvalue = []
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329
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330 # if the value is a comma-separated string then split it now
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331 if isinstance(value, type('')):
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332 value = value.split(',')
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333
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334 # handle each add/remove in turn
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335 # keep an extra list for all items that are
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336 # definitely in the new list (in case of e.g.
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337 # <propname>=A,+B, which should replace the old
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338 # list with A,B)
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339 do_set = 1
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340 newvalue = []
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341 for item in value:
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342 item = item.strip()
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343
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344 # skip blanks
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345 if not item: continue # noqa: E701
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346
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347 # handle +/-
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348 remove = 0
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349 if item.startswith('-'):
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350 remove = 1
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351 item = item[1:].strip()
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352 do_set = 0
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353 elif item.startswith('+'):
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354 item = item[1:].strip()
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355 do_set = 0
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diff changeset
356
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357 # look up the value
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358 if self.try_id_parsing:
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359 itemid = convertLinkValue(db, propname, self, item)
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360 else:
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361 itemid = convertLinkValue(db, propname, self, item, None)
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362
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diff changeset
363 # perform the add/remove
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diff changeset
364 if remove:
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diff changeset
365 try:
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366 curvalue.remove(itemid)
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diff changeset
367 except ValueError:
5548
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diff changeset
368 # This can occur if the edit adding the element
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diff changeset
369 # produced an error, so the form has it in the
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diff changeset
370 # "no selection" choice but it's not set in the
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diff changeset
371 # database.
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diff changeset
372 pass
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373 else:
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374 newvalue.append(itemid)
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diff changeset
375 if itemid not in curvalue:
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diff changeset
376 curvalue.append(itemid)
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diff changeset
377
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diff changeset
378 # that's it, set the new Multilink property value,
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diff changeset
379 # or overwrite it completely
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diff changeset
380 if do_set:
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381 value = newvalue
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382 else:
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diff changeset
383 value = curvalue
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diff changeset
384
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385 # TODO: one day, we'll switch to numeric ids and this will be
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diff changeset
386 # unnecessary :(
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387 value = [int(x) for x in value]
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diff changeset
388 value.sort()
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389 value = [str(x) for x in value]
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390 return value
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391
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392 def register(self, cls, propname):
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diff changeset
393 super(Multilink, self).register(cls, propname)
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394 if self.table_name is None:
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diff changeset
395 self.table_name = self.cls.classname + '_' + self.name
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diff changeset
396
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diff changeset
397 def sort_repr(self, cls, val, name):
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diff changeset
398 if not val:
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diff changeset
399 return val
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diff changeset
400 op = cls.labelprop()
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diff changeset
401 if op == 'id':
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diff changeset
402 return [int(cls.get(v, op)) for v in val]
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diff changeset
403 return [cls.get(v, op) for v in val]
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diff changeset
404
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diff changeset
405
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diff changeset
406 class Boolean(_Type):
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 858
diff changeset
407 """An object designating a boolean property"""
3383
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
408 def from_raw(self, value, **kw):
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
409 value = value.strip()
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
410 # checked is a common HTML checkbox value
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
411 value = value.lower() in ('checked', 'yes', 'true', 'on', '1')
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
412 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
413
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
414
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
415 class Number(_Type):
880
de3da99a7c02 Add Number and Boolean types to hyperdb.
Gordon B. McMillan <gmcm@users.sourceforge.net>
parents: 858
diff changeset
416 """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
417 def __init__(self, use_double=False, **kw):
5175
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
418 """ 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
419 floating-point format with more precision than the default.
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
420 Usually implemented by type 'double precision' in the sql
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
421 backend. The default is to use single-precision float (aka
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
422 '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
423 floating point numbers.
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
424 """
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
425 self.use_double = use_double
e1e40674a0bc Implement double-precision Number
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5169
diff changeset
426 super(Number, self).__init__(**kw)
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
427
3383
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
428 def from_raw(self, value, **kw):
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
429 value = value.strip()
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
430 try:
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
431 value = float(value)
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
432 except ValueError:
7056
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
433 raise HyperdbValueError(_(
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
434 'property %(property)s: %(value)r is not a number') %
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
435 {'property': kw['propname'],
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
436 'value': value})
3383
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
437 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
438
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
439
5067
e424987d294a Add support for an integer type to join the existing number type.
John Rouillard <rouilj@ieee.org>
parents: 5063
diff changeset
440 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
441 """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
442 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
443 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
444 try:
e424987d294a Add support for an integer type to join the existing number type.
John Rouillard <rouilj@ieee.org>
parents: 5063
diff changeset
445 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
446 except ValueError:
7056
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
447 raise HyperdbValueError(_(
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
448 'property %(property)s: %(value)r is not an integer') % {
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
449 'property': kw['propname'],
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
450 'value': value})
5067
e424987d294a Add support for an integer type to join the existing number type.
John Rouillard <rouilj@ieee.org>
parents: 5063
diff changeset
451 return value
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
452
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
453
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
454 #
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
455 # 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
456 #
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
457 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
458 pass
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
459
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
460
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
461 dre = re.compile(r'^([A-Za-z](?:[A-Za-z_0-9]*[A-Za-z_]+)?)(\d+)$')
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
462
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
463
6238
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
464 def splitDesignator(designator,
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
465 dre=dre):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
466 """ Take a foo123 and return ('foo', 123)
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
467 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
468 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
469 if m is None:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
470 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
471 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
472
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
473
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
474 class Exact_Match(object):
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
475 """ Used to encapsulate exact match semantics search values
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
476 """
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
477 def __init__(self, value):
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
478 self.value = value
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
479
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
480
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
481 class Proptree(object):
4935
adb8b787e157 Attempt to clarify hyperdb.Proptree meaning
anatoly techtonik <techtonik@gmail.com>
parents: 4877
diff changeset
482 """ 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
483 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
484 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
485 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
486 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
487 'search', 'retrieve'.
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
488
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
489 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
490 backends that do not support transitive search (e.g. anydbm). The
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
491 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
492 """
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
493
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
494 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
495 self.db = db
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
496 self.name = name
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
497 self.props = props
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
498 self.parent = parent
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
499 self.val = None
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
500 self.has_values = False
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
501 self.has_result = False
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
502 self.cls = cls
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
503 self.classname = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
504 self.uniqname = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
505 self.children = []
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
506 self.sortattr = []
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
507 self.propdict = {}
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
508 self.need_for = {'search': True}
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
509 self.sort_direction = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
510 self.sort_ids = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
511 self.sort_ids_needed = False
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
512 self.sort_result = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
513 self.attr_sort_done = False
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
514 self.tree_sort_done = False
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
515 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
516 self.orderby = []
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
517 self.sql_idx = None # index of retrieved column in sql result
6179
a701c9c81597 Fix rev_multilink properties search/retrieval
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6148
diff changeset
518 self.need_retired = False
a701c9c81597 Fix rev_multilink properties search/retrieval
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6148
diff changeset
519 self.need_child_retired = False
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
520 if parent:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
521 self.root = parent.root
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
522 self.depth = parent.depth + 1
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
523 else:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
524 self.root = self
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
525 self.seqno = 1
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
526 self.depth = 0
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
527 self.need_for['sort'] = True
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
528 self.id = self.root.seqno
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
529 self.root.seqno += 1
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
530 if self.cls:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
531 self.classname = self.cls.classname
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
532 self.uniqname = '%s%s' % (self.cls.classname, self.id)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
533 if not self.parent:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
534 self.uniqname = self.cls.classname
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
535 if retr:
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
536 self.append_retr_props()
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
537
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
538 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
539 """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
540 propclass for the child.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
541 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
542 if name in self.propdict:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
543 pt = self.propdict[name]
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
544 pt.need_for[need_for] = True
6413
7b1b6dffc7ed Fix searching+sorting for Link properties
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6412
diff changeset
545 # For now we do not recursively retrieve Link properties
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
546 # if retr and isinstance(pt.propclass, Link):
6413
7b1b6dffc7ed Fix searching+sorting for Link properties
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6412
diff changeset
547 # pt.append_retr_props()
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
548 return pt
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
549 propclass = self.props[name]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
550 cls = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
551 props = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
552 if isinstance(propclass, (Link, Multilink)):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
553 cls = self.db.getclass(propclass.classname)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
554 props = cls.getprops()
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
555 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
556 child.need_for = {need_for: True}
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
557 child.propclass = propclass
6179
a701c9c81597 Fix rev_multilink properties search/retrieval
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6148
diff changeset
558 if isinstance(propclass, Multilink) and self.props[name].computed:
a701c9c81597 Fix rev_multilink properties search/retrieval
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6148
diff changeset
559 if isinstance(self.props[name].rev_property, Link):
a701c9c81597 Fix rev_multilink properties search/retrieval
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6148
diff changeset
560 child.need_retired = True
a701c9c81597 Fix rev_multilink properties search/retrieval
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6148
diff changeset
561 else:
a701c9c81597 Fix rev_multilink properties search/retrieval
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6148
diff changeset
562 child.need_child_retired = True
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
563 self.children.append(child)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
564 self.propdict[name] = child
6413
7b1b6dffc7ed Fix searching+sorting for Link properties
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6412
diff changeset
565 # For now we do not recursively retrieve Link properties
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
566 # if retr and isinstance(child.propclass, Link):
6413
7b1b6dffc7ed Fix searching+sorting for Link properties
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6412
diff changeset
567 # child.append_retr_props()
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
568 return child
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
569
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
570 def append_retr_props(self):
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
571 """Append properties for retrieval."""
5395
23b8e6067f7c Python 3 preparation: update calls to dict methods.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5388
diff changeset
572 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
573 if isinstance(prop, Multilink):
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
574 continue
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
575 self.append(name, need_for='retrieve')
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
576
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
577 def compute_sort_done(self, mlseen=False):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
578 """ Recursively check if attribute is needed for sorting
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
579 ('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
580 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
581 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
582 Multilink that is used for sorting.
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
583 """
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
584 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
585 mlseen = True
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
586 if mlseen:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
587 self.sort_ids_needed = False
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
588 self.tree_sort_done = True
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
589 for p in self.children:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
590 p.compute_sort_done(mlseen)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
591 if not p.tree_sort_done:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
592 self.tree_sort_done = False
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
593 if 'sort' not in self.need_for:
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
594 self.tree_sort_done = True
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
595 if mlseen:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
596 self.tree_sort_done = False
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
597
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
598 def ancestors(self):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
599 p = self
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
600 while p.parent:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
601 yield p
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
602 p = p.parent
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
603
5318
506c7ee9a385 Add a 'retired' parameter to Class.filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5315
diff changeset
604 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
605 """ Recursively search for the given properties in a proptree.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
606 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
607 simple _filter call which does the real work
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
608 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
609 filterspec = {}
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
610 exact_match_spec = {}
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
611 for p in self.children:
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
612 if 'search' in p.need_for:
6412
a0c0ee3ed8b1 Tests for Link expressions
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6410
diff changeset
613 x = [c for c in p.children if 'search' in c.need_for]
a0c0ee3ed8b1 Tests for Link expressions
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6410
diff changeset
614 if x:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
615 p.search(sort=False)
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
616 if getattr(p.propclass, 'rev_property', None):
6148
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
617 pn = p.propclass.rev_property.name
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
618 cl = p.propclass.rev_property.cls
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
619 if not isinstance(p.val, type([])):
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
620 p.val = [p.val]
6401
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
621 nval = [int(i) for i in p.val]
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
622 pval = [str(i) for i in nval if i >= 0]
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
623 items = set()
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
624 if not nval or min(nval) >= -1:
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
625 if -1 in nval:
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
626 s1 = set(self.cls.getnodeids(retired=False))
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
627 s2 = set()
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
628 for id in cl.getnodeids(retired=False):
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
629 node = cl.getnode(id)
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
630 if node[pn]:
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
631 if isinstance(node[pn], type([])):
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
632 s2.update(node[pn])
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
633 else:
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
634 s2.add(node[pn])
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
635 items |= s1.difference(s2)
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
636 if isinstance(p.propclass.rev_property, Link):
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
637 items |= set(cl.get(x, pn) for x in pval
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
638 if not cl.is_retired(x))
6401
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
639 else:
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
640 items |= set().union(*(cl.get(x, pn) for x in pval
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
641 if not cl.is_retired(x)))
6401
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
642 else:
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
643 # Expression: materialize rev multilinks and run
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
644 # expression on them
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
645 expr = Expression(nval)
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
646 by_id = {}
6402
619807d9a2df Make rev multilink for Link work
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6401
diff changeset
647 for id in self.cls.getnodeids(retired=False):
6401
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
648 by_id[id] = set()
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
649 items = set()
6402
619807d9a2df Make rev multilink for Link work
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6401
diff changeset
650 for id in cl.getnodeids(retired=False):
6148
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
651 node = cl.getnode(id)
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
652 if node[pn]:
6401
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
653 v = node[pn]
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
654 if not isinstance(v, type([])):
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
655 v = [v]
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
656 for x in v:
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
657 if x not in by_id:
6402
619807d9a2df Make rev multilink for Link work
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6401
diff changeset
658 continue
6401
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
659 by_id[x].add(id)
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
660 for k in by_id:
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
661 if expr.evaluate(by_id[k]):
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
662 items.add(k)
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
663
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
664 # The subquery has found nothing. So it doesn't make
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
665 # sense to search further.
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
666 if not items:
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
667 self.set_val([], force=True)
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
668 return self.val
6401
8bc5faeb7677 Make rev multilink expressions work for anydbm
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6250
diff changeset
669 filterspec[p.name] = list(sorted(items, key=int))
6148
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
670 elif isinstance(p.val, type([])):
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
671 exact = []
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
672 subst = []
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
673 for v in p.val:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
674 if isinstance(v, Exact_Match):
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
675 exact.append(v.value)
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
676 else:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
677 subst.append(v)
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
678 if exact:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
679 exact_match_spec[p.name] = exact
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
680 if subst:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
681 filterspec[p.name] = subst
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
682 elif not exact: # don't set if we have exact criteria
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
683 if p.has_result:
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
684 # A subquery already has found nothing. So
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
685 # it doesn't make sense to search further.
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
686 self.set_val([], force=True)
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
687 return self.val
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
688 else:
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
689 filterspec[p.name] = ['-1'] # no match was found
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
690 else:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
691 assert not isinstance(p.val, Exact_Match)
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
692 filterspec[p.name] = p.val
7056
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
693 self.set_val(self.cls._filter(search_matches, filterspec,
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
694 sort and self,
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
695 retired=retired,
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
696 exact_match_spec=exact_match_spec))
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
697 return self.val
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
698
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
699 def sort(self, ids=None):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
700 """ 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
701 optimisations: Some order attributes may be precomputed (by the
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
702 backend) and some properties may already be sorted.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
703 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
704 if ids is None:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
705 ids = self.val
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
706 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
707 if not s.attr_sort_done]:
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
708 return self._searchsort(ids, True, True)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
709 return ids
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
710
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
711 def sortable_children(self, intermediate=False):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
712 """ All children needed for sorting. If intermediate is True,
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
713 intermediate nodes (not being a sort attribute) are returned,
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
714 too.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
715 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
716 return [p for p in self.children
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
717 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
718
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
719 def __iter__(self):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
720 """ Yield nodes in depth-first order -- visited nodes first """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
721 for p in self.children:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
722 yield p
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
723 for c in p:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
724 yield c
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
725
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
726 def _get(self, ids):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
727 """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
728 we have a list of ids.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
729 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
730 if not ids:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
731 return ids
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
732 if isinstance(ids[0], list):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
733 cids = [self._get(i) for i in ids]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
734 else:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
735 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
736 if self.sortattr:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
737 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
738 return cids
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
739
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
740 def _searchsort(self, ids=None, update=True, dosort=True):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
741 """ Recursively compute the sort attributes. Note that ids
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
742 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
743 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
744 individual attribute. We make sure that everything is properly
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
745 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
746 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
747 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
748 self.sort_ids is available.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
749
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
750 Yech, Multilinks: This gets especially complicated if somebody
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
751 sorts by different attributes of the same multilink (or
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
752 transitively across several multilinks). My use-case is sorting
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
753 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
754 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
755 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
756 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
757 *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
758 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
759 author and one sorted by date for sorting issues.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
760 """
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
761 for pt in self.sortable_children(intermediate=True):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
762 # ids can be an empty list
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
763 if pt.tree_sort_done or not ids:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
764 continue
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
765 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
766 cids = pt.sort_ids
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
767 else:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
768 cids = pt._get(ids)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
769 if pt.sort_direction and not pt.sort_result:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
770 sortrep = pt.propclass.sort_repr
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
771 pt.sort_result = pt._sort_repr(sortrep, cids)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
772 pt.sort_ids = cids
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
773 if pt.children:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
774 pt._searchsort(cids, update, False)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
775 if self.sortattr and dosort:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
776 ids = self._sort(ids)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
777 if not update:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
778 for pt in self.sortable_children(intermediate=True):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
779 pt.sort_ids = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
780 for pt in self.sortattr:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
781 pt.sort_result = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
782 return ids
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
783
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
784 def set_val(self, val, force=False, result=True):
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
785 """ Check if self.val is already defined (it is not None and
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
786 has_values is True). If yes, we compute the
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
787 intersection of the old and the new value(s)
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
788 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
789 union: Normally we intersect (logical and) different
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
790 subqueries into a Link or Multilink property. But for
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
791 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
792 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
793 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
794 equality/substring search.
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
795 """
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
796 if force:
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
797 assert val == []
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
798 assert result
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
799 self.val = val
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
800 self.has_values = True
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
801 self.has_result = True
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
802 return
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
803 if self.has_values:
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
804 v = self.val
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
805 if not isinstance(self.val, type([])):
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
806 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
807 vals = set(v)
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
808 if not isinstance(val, type([])):
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
809 val = [val]
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
810 if self.has_result:
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
811 assert result
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
812 # if cls is None we're a leaf
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
813 if self.cls:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
814 vals.intersection_update(val)
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
815 else:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
816 vals.update(val)
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
817 self.val = list(vals)
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
818 else:
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
819 # If a subquery found nothing we don't care if there is an
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
820 # expression
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
821 if not self.has_values or not val:
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
822 self.val = val
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
823 if result:
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
824 self.has_result = True
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
825 else:
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
826 if not result:
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
827 assert not self.cls
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
828 vals.update(val)
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
829 self.val = list(vals)
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
830 else:
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
831 assert self.cls
6410
66ccddb034f2 Bug-fix in expression parser
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6409
diff changeset
832 is_expression = \
66ccddb034f2 Bug-fix in expression parser
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6409
diff changeset
833 self.val and min(int(i) for i in self.val) < -1
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
834 if is_expression:
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
835 # Tag on the ORed values with an AND
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
836 l = val
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
837 for _i in range(len(val)-1):
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
838 l.append('-4')
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
839 l.append('-3')
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
840 self.val = self.val + l
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
841 else:
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
842 vals.intersection_update(val)
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
843 self.val = list(vals)
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
844 self.has_result = True
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
845 self.has_values = True
3924
21d3d7eeea8c assorted pyflakes fixes
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3802
diff changeset
846
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
847 def _sort(self, val):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
848 """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
849 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
850 responsible for setting attr_sort_done only for trailing
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
851 attributes (otherwise the sort order is wrong). Since pythons
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
852 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
853 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
854 current sort.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
855
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
856 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
857 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
858 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
859 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
860 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
861 repeated sorting is probably more efficient than using
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
862 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
863 methods.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
864 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
865 if not val:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
866 return val
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
867 sortattr = []
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
868 directions = []
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
869 dir_idx = []
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
870 idx = 0
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
871 curdir = None
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
872 for sa in self.sortattr:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
873 if sa.attr_sort_done:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
874 break
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
875 if sortattr:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
876 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
877 sortattr.append(sa.sort_result)
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
878 if curdir != sa.sort_direction:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
879 dir_idx.append(idx)
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
880 directions.append(sa.sort_direction)
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
881 curdir = sa.sort_direction
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
882 idx += 1
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
883 sortattr.append(val)
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
884 sortattr = zip(*sortattr)
5397
f2c5e0f6506e Python 3 preparation: use list() around zip() as needed.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5395
diff changeset
885 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
886 rev = dir == '-'
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
887 sortattr = sorted(sortattr,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
888 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
889 reverse=rev)
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
890 idx = i
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
891 return [x[-1] for x in sortattr]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
892
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
893 def _sort_repr(self, sortrep, ids):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
894 """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
895 recurse until we have a list of ids.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
896 """
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
897 if not ids:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
898 return ids
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
899 if isinstance(ids[0], list):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
900 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
901 else:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
902 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
903 return res
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
904
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
905 def __repr__(self):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
906 r = ["proptree:" + self.name]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
907 for n in self:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
908 r.append("proptree:" + " " * n.depth + n.name)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
909 return '\n'.join(r)
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
910 __str__ = __repr__
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
911
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
912
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
913 #
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
914 # 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
915 #
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
916 class DatabaseError(ValueError):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
917 """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
918 """
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
919 pass
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
920
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
921
6148
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
922 class Database(object):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
923 """A database for storing records containing flexible data types.
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
924
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
925 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
926 store their data.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
927
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
928
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
929 Transactions
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
930 ------------
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
931 The Database should support transactions through the commit() and
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
932 rollback() methods. All other Database methods should be transaction-aware,
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
933 using data from the current transaction before looking up the database.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
934
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
935 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
936 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
937 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
938 transaction.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
939
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
940
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
941 Implementation
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
942 --------------
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
943
1926
3bdd34547fa7 Remove implementations of Class.getnode from back_anydbm and rdbms_common...
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1905
diff changeset
944 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
945
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
946 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
947
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
948 # flag to set on retired entries
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
949 RETIRED_FLAG = '__hyperdb_retired'
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
950
3491
0e5f15520e70 fix detection of "missing" existing values in CGI form parser [SF#1414149]
Richard Jones <richard@users.sourceforge.net>
parents: 3488
diff changeset
951 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
952 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
953 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
954
524
dce4c75bef5a changed all config accesses...
Richard Jones <richard@users.sourceforge.net>
parents: 490
diff changeset
955 def __init__(self, config, journaltag=None):
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
956 """Open a hyperdatabase given a specifier to some storage.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
957
524
dce4c75bef5a changed all config accesses...
Richard Jones <richard@users.sourceforge.net>
parents: 490
diff changeset
958 The 'storagelocator' is obtained from config.DATABASE.
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
959 The meaning of 'storagelocator' depends on the particular
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
960 implementation of the hyperdatabase. It could be a file name,
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
961 a directory path, a socket descriptor for a connection to a
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
962 database over the network, etc.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
963
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
964 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
965 entries for any edits done on the database. If 'journaltag' is
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
966 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
967 Class.set(), and Class.retire() methods are disabled.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
968 """
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
969 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
970
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 805
diff changeset
971 def post_init(self):
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
972 """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
973 If 'refresh' is true, we want to rebuild the backend
6148
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
974 structures. Note that post_init can be called multiple times,
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
975 at least during regression testing.
1840
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1780
diff changeset
976 """
6148
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
977 done = getattr(self, 'post_init_done', None)
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
978 for cn in self.getclasses():
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
979 cl = self.getclass(cn)
6228
f40c6b5de370 Fix reverse multilink iteration
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6183
diff changeset
980 # This will change properties if a back-multilink happens to
6516
3e6c2039d0a8 Fix dict being changed during iteration
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6463
diff changeset
981 # have the same class, so we need to iterate over a list made
3e6c2039d0a8 Fix dict being changed during iteration
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6463
diff changeset
982 # from .keys()
3e6c2039d0a8 Fix dict being changed during iteration
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6463
diff changeset
983 for p in list(cl.properties.keys()):
6148
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
984 prop = cl.properties[p]
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
985 if not isinstance(prop, (Link, Multilink)):
6148
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
986 continue
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
987 if prop.rev_multilink:
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
988 linkcls = self.getclass(prop.classname)
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
989 if prop.rev_multilink in linkcls.properties:
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
990 if not done:
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
991 raise ValueError(
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
992 "%s already a property of class %s" %
6148
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
993 (prop.rev_multilink, linkcls.classname))
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
994 else:
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
995 linkcls.properties[prop.rev_multilink] = Multilink(
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
996 cl.classname, rev_property=prop)
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
997 self.post_init_done = True
1840
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1780
diff changeset
998
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1780
diff changeset
999 def refresh_database(self):
91a4619b1a14 hyperdb grows a refresh_database() method.
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 1780
diff changeset
1000 """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
1001 and structures. Not called in normal usage."""
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 805
diff changeset
1002 raise NotImplementedError
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 805
diff changeset
1003
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1004 def __getattr__(self, classname):
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1005 """A convenient way of calling self.getclass(classname)."""
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1006 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1007
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1008 def addclass(self, cl):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1009 """Add a Class to the hyperdatabase.
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1010 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1011 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1012
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1013 def getclasses(self):
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1014 """Return a list of the names of all existing classes."""
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1015 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1016
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1017 def getclass(self, classname):
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1018 """Get the Class object representing a particular class.
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1019
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1020 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
1021 """
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1022 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1023
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1024 def clear(self):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1025 """Delete all database contents.
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1026 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1027 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1028
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1029 def getclassdb(self, classname, mode='r'):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1030 """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
1031 multiple actions.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1032 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1033 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1034
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1035 def addnode(self, classname, nodeid, node):
1928
7c1ddebe7589 Small readability improvements.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1927
diff changeset
1036 """Add the specified node to its class's db.
7c1ddebe7589 Small readability improvements.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1927
diff changeset
1037 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1038 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1039
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 657
diff changeset
1040 def serialise(self, classname, node):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1041 """Copy the node contents, converting non-marshallable data into
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 657
diff changeset
1042 marshallable data.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1043 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1044 return node
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 657
diff changeset
1045
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1046 def setnode(self, classname, nodeid, node):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1047 """Change the specified node.
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1048 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1049 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1050
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 657
diff changeset
1051 def unserialise(self, classname, node):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1052 """Decode the marshalled node data
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1053 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1054 return node
676
bc46480e2a2b Fixed serialisation problem...
Richard Jones <richard@users.sourceforge.net>
parents: 657
diff changeset
1055
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1056 def getnode(self, classname, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1057 """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
1058
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1059 '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
1060 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1061 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1062
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1063 def hasnode(self, classname, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1064 """Determine if the database has a given node.
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1065 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1066 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1067
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1068 def countnodes(self, classname):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1069 """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
1070 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1071 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1072
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1073 def storefile(self, classname, nodeid, property, content):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1074 """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
1075
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1076 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
1077 indicate which property is being saved.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1078 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1079 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1080
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1081 def getfile(self, classname, nodeid, property):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1082 """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
1083 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1084 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1085
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1086 def addjournal(self, classname, nodeid, action, params):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1087 """ Journal the Action
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1088 'action' may be:
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1089
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1090 '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
1091 '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
1092 Wed Nov 06 11:38:43 2002 +0000
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1093 '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
1094 'retired' or 'restored'-- 'params' is None
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1095 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1096 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1097
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1098 def getjournal(self, classname, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1099 """ get the journal for id
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1100 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1101 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1102
562
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 557
diff changeset
1103 def pack(self, pack_before):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1104 """ pack the database
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1105 """
562
62febbd7ffec You can now use the roundup-admin tool to pack the database
Roche Compaan <rochecompaan@users.sourceforge.net>
parents: 557
diff changeset
1106 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
1107
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1108 def commit(self):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1109 """ Commit the current transactions.
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1110
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1111 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
1112 last commit() or rollback().
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1113 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1114 raise NotImplementedError
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1115
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1116 def rollback(self):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1117 """ Reverse all actions from the current transaction.
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1118
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1119 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
1120 commit() or rollback() was performed.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1121 """
477
05a46da7293a hyperdb docstrings
Richard Jones <richard@users.sourceforge.net>
parents: 475
diff changeset
1122 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1123
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1124 def close(self):
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1125 """Close the database.
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1126
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1127 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
1128
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1129 """
6621
6f35be77324c Database class close method was not raising NotImplementedError
John Rouillard <rouilj@ieee.org>
parents: 6516
diff changeset
1130 raise NotImplementedError
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1131
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1132
4306
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1133 def iter_roles(roles):
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1134 ''' 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
1135 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
1136 '''
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1137 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
1138 return
4306
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1139 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
1140 yield role
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1141
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1142
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1143 #
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1144 # The base Class class
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1145 #
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1146 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
1147 """ 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
1148
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1149 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
1150 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
1151 """
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1152
6238
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
1153 class_re = r'^([A-Za-z](?:[A-Za-z_0-9]*[A-Za-z_]+)?)$'
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
1154
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1155 def __init__(self, db, classname, **properties):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1156 """Create a new class with a given name and property specification.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1157
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1158 'classname' must not collide with the name of an existing class,
6238
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
1159 or a ValueError is raised. 'classname' must start with an
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
1160 alphabetic letter. It must end with an alphabetic letter or '_'.
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
1161 Internal characters can be alphanumeric or '_'. ValueError is
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
1162 raised if the classname is not correct.
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
1163 The keyword arguments in 'properties' must map names to property
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
1164 objects, or a TypeError is raised.
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1165 """
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1166 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
1167 if name in properties:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1168 raise ValueError('"creation", "activity", "creator" and '
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1169 '"actor" are reserved')
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1170
6238
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
1171 if not re.match(self.class_re, classname):
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
1172 raise ValueError('Class name %s is not valid. It must start '
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
1173 'with a letter, end with a letter or "_", and '
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
1174 'only have alphanumerics and "_" in the '
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
1175 'middle.' % (classname,))
6834bb5473da Summary: Constrain format of classname and document
John Rouillard <rouilj@ieee.org>
parents: 6228
diff changeset
1176
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1177 self.classname = classname
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1178 self.properties = properties
6148
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
1179 # Make the class and property name known to the property
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
1180 for p in properties:
8497bf3f23a1 Allow to define reverse Multilinks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6006
diff changeset
1181 properties[p].register(self, p)
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1182 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
1183 self.key = ''
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1184
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1185 # should we journal changes (default yes)
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1186 self.do_journal = 1
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1187
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1188 # do the db-related init stuff
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1189 db.addclass(self)
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1190
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1191 actions = "create set retire restore".split()
7114
33eb82ad26ba issue2551250: Fix sorting of detectors
Ralf Schlatterbeck <rsc@runtux.com>
parents: 7056
diff changeset
1192 skey = lambda x: x[:2]
33eb82ad26ba issue2551250: Fix sorting of detectors
Ralf Schlatterbeck <rsc@runtux.com>
parents: 7056
diff changeset
1193 self.auditors = dict([(a, PrioList(key=skey)) for a in actions])
33eb82ad26ba issue2551250: Fix sorting of detectors
Ralf Schlatterbeck <rsc@runtux.com>
parents: 7056
diff changeset
1194 self.reactors = dict([(a, PrioList(key=skey)) for a in actions])
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1195
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 431
diff changeset
1196 def __repr__(self):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1197 """Slightly more useful representation
6183
bb198596f85c Fix __repr__ of hyperdb.Class
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6179
diff changeset
1198 Note that an error message can be raised at a point
bb198596f85c Fix __repr__ of hyperdb.Class
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6179
diff changeset
1199 where self.classname isn't known yet if the error
bb198596f85c Fix __repr__ of hyperdb.Class
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6179
diff changeset
1200 occurs during schema parsing.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1201 """
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1202 cn = getattr(self, 'classname', 'Unknown')
6183
bb198596f85c Fix __repr__ of hyperdb.Class
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6179
diff changeset
1203 return '<hyperdb.Class "%s">' % cn
452
7181efddce66 yuck, a gdbm instance tests false :(
Richard Jones <richard@users.sourceforge.net>
parents: 431
diff changeset
1204
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1205 # Editing nodes:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1206
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1207 def create(self, **propvalues):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1208 """Create a new node of this class and return its id.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1209
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1210 The keyword arguments in 'propvalues' map property names to values.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1211
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1212 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
1213 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
1214
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1215 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
1216 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
1217
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1218 Any other properties on this class that are missing from the
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1219 'propvalues' dictionary are set to None.
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1220
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1221 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
1222 node, an IndexError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1223 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1224 raise NotImplementedError
775
4409798dfa15 Can debug to stdout now
Richard Jones <richard@users.sourceforge.net>
parents: 764
diff changeset
1225
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1226 _marker = []
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1227
475
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 466
diff changeset
1228 def get(self, nodeid, propname, default=_marker, cache=1):
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1229 """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
1230
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1231 '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
1232 IndexError is raised. 'propname' must be the name of a property
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1233 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
1234
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1235 'cache' exists for backwards compatibility, and is not used.
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1236 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1237 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1238
1926
3bdd34547fa7 Remove implementations of Class.getnode from back_anydbm and rdbms_common...
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1905
diff changeset
1239 # not in spec
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1240 def getnode(self, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1241 """ 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
1242
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 466
diff changeset
1243 '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
1244 IndexError is raised.
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 466
diff changeset
1245
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1246 '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
1247 """
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
1248 return Node(self, nodeid)
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1249
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1250 def getnodeids(self, retired=None):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1251 """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
1252 """
1864
969a14faf707 Fixed "documentation" of getnodeids in roundup.hyperdb
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
1253 raise NotImplementedError
969a14faf707 Fixed "documentation" of getnodeids in roundup.hyperdb
Richard Jones <richard@users.sourceforge.net>
parents: 1840
diff changeset
1254
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1255 def set(self, nodeid, **propvalues):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1256 """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
1257
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1258 '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
1259 IndexError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1260
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1261 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
1262 class or a KeyError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1263
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1264 All values in 'propvalues' must be acceptable types for their
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1265 corresponding properties or a TypeError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1266
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1267 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
1268 other key strings or a ValueError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1269
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1270 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
1271 node id, a ValueError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1272 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1273 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1274
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1275 def retire(self, nodeid):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1276 """Retire a node.
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1277
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1278 The properties on the node remain available from the get() method,
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1279 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
1280
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1281 Retired nodes are not returned by the find(), list(), or lookup()
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1282 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
1283 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1284 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1285
1523
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1470
diff changeset
1286 def restore(self, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1287 """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
1288
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1470
diff changeset
1289 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
1290 """
1523
63aa7be52d2c checked to make sure that the restored item doesn't clash...
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1470
diff changeset
1291 raise NotImplementedError
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1292
940
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 910
diff changeset
1293 def is_retired(self, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1294 """Return true if the node is rerired
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1295 """
940
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 910
diff changeset
1296 raise NotImplementedError
301a02ea6020 added is_retired query to Class
Richard Jones <richard@users.sourceforge.net>
parents: 910
diff changeset
1297
894
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1298 def destroy(self, nodeid):
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1299 """Destroy a node.
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1300
894
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1301 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
1302 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
1303 deleted
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1304
894
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1305 WARNING: use retire() instead
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1306
894
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1307 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
1308
894
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1309 WARNING: really, use retire() instead
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1310
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1311 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
1312 support the session storage of the cgi interface.
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1313
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1314 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
1315 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
1316 if there are any references to the node.
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1317 """
cbefecea6c74 Gordon, does this help?
Richard Jones <richard@users.sourceforge.net>
parents: 883
diff changeset
1318
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1319 def history(self, nodeid, enforceperm=True, skipquiet=True):
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1320 """Retrieve the journal of edits on a particular node.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1321
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1322 '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
1323 IndexError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1324
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1325 The returned list contains tuples of the form
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1326
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1327 (date, tag, action, params)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1328
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1329 '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
1330 '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
1331
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1332 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
1333 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
1334
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1335 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
1336 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
1337 be disabled by setting enforceperm=False.
5315
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1338
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1339 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
1340 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
1341 enforceperm is True.
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1342 """
4483
22bc0426e348 Second patch from issue2550688 -- with some changes:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4481
diff changeset
1343 if not self.do_journal:
22bc0426e348 Second patch from issue2550688 -- with some changes:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4481
diff changeset
1344 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
1345
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1346 perm = self.db.security.hasPermission
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1347 journal = []
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1348
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1349 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
1350
5315
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1351 # 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
1352 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
1353 ur = set(self.db.user.get_roles(uid))
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1354 allow_obsolete = bool(hr & ur)
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1355
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1356 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
1357 # hide/remove journal entry if:
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1358 # property is quiet
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1359 # property is not (viewable or editable)
5315
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1360 # 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
1361 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
1362 if logger.isEnabledFor(logging.DEBUG):
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1363 j_repr = "%s" % (j,)
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1364 else:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1365 j_repr = ''
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1366 if args and isinstance(args, type({})):
5460
87f22a5d65ca container modification while iterating over it
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5397
diff changeset
1367 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
1368 if key not in self.properties:
5315
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1369 if enforceperm and not allow_obsolete:
5460
87f22a5d65ca container modification while iterating over it
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5397
diff changeset
1370 del args[key]
5315
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1371 continue
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1372 if skipquiet and self.properties[key].quiet:
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1373 logger.debug("skipping quiet property"
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1374 " %s::%s in %s",
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1375 self.classname, key, j_repr)
5460
87f22a5d65ca container modification while iterating over it
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5397
diff changeset
1376 del args[key]
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1377 continue
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1378 if enforceperm and not (perm("View",
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1379 uid,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1380 self.classname,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1381 property=key) or
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1382 perm("Edit",
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1383 uid,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1384 self.classname,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1385 property=key)):
5315
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1386 logger.debug("skipping unaccessible property "
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1387 "%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
1388 self.classname, key, uid, j_repr)
5460
87f22a5d65ca container modification while iterating over it
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5397
diff changeset
1389 del args[key]
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1390 continue
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1391 if not args:
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1392 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
1393 " all props removed in: %s",
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1394 self.classname, nodeid, j_repr)
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1395 continue
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1396 journal.append(j)
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1397 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
1398 # definitions:
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1399 # 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
1400 # 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
1401 # include/remove myself
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1402 # 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
1403 #
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1404 # 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
1405 # 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
1406 # 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
1407 # to user
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1408 # [ 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
1409 # (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
1410 # 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
1411 # (viewable or editable) to user
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1412 if len(args) == 3:
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1413 # 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
1414 # j = id, evt_date, user, action, args
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1415 # 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
1416 linkcl, linkid, key = args
5315
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1417 cls = None
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1418 try:
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1419 cls = self.db.getclass(linkcl)
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1420 except KeyError:
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1421 pass
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1422 # obsolete property or class
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1423 if not cls or key not in cls.properties:
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1424 if not enforceperm or allow_obsolete:
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1425 journal.append(j)
5a014410f254 Fix issue2550954: History display breaks
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5309
diff changeset
1426 continue
5527
a7c3cd2edf51 No traceback for non-existent items in history
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5525
diff changeset
1427 # obsolete linked-to item
a7c3cd2edf51 No traceback for non-existent items in history
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5525
diff changeset
1428 try:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1429 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
1430 except IndexError:
a7c3cd2edf51 No traceback for non-existent items in history
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5525
diff changeset
1431 if not enforceperm or allow_obsolete:
a7c3cd2edf51 No traceback for non-existent items in history
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5525
diff changeset
1432 journal.append(j)
a7c3cd2edf51 No traceback for non-existent items in history
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5525
diff changeset
1433 continue
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1434 # 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
1435 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
1436 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
1437 "%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
1438 j_repr, action, self.classname, nodeid)
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1439 continue
5261
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1440 # 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
1441 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
1442 uid,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1443 linkcl,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1444 property=key) or
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1445 perm("Edit",
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1446 uid,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1447 linkcl,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1448 property=key)):
5261
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1449 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
1450 "%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
1451 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
1452 self.classname, nodeid)
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1453 continue
5261
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1454 # check access to linkee object
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1455 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
1456 uid,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1457 cls.classname,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1458 itemid=linkid) or
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1459 perm("Edit",
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1460 uid,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1461 cls.classname,
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1462 itemid=linkid)):
5261
53a853c06e9a Fixed quiet history filter for linked items. Test for same fixed.
John Rouillard <rouilj@ieee.org>
parents: 5260
diff changeset
1463 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
1464 "%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
1465 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
1466 self.classname, nodeid)
5257
928512faf565 - issue2550864: Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5248
diff changeset
1467 continue
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1468 journal.append(j)
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1469 else:
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1470 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
1471 action, self.classname, nodeid, j)
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1472 elif action in ['create', 'retired', 'restored']:
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1473 journal.append(j)
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1474 else:
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1475 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
1476 self.classname, nodeid, j)
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
1477 return journal
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1478
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1479 # 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
1480 def hasnode(self, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1481 """Determine if the given nodeid actually exists
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1482 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1483 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1484
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1485 def setkey(self, propname):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1486 """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
1487
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1488 '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
1489 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
1490 all existing nodes must be unique or a ValueError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1491 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1492 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1493
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1494 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
1495 """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
1496 resolution order.
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1497 """
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1498 if labelprop not in self.getprops():
5378
35ea9b1efc14 Python 3 preparation: "raise" syntax.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5327
diff changeset
1499 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
1500 self._labelprop = labelprop
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1501
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1502 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
1503 """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
1504 resolution order
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1505 """
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1506 if orderprop not in self.getprops():
5378
35ea9b1efc14 Python 3 preparation: "raise" syntax.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5327
diff changeset
1507 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
1508 self._orderprop = orderprop
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1509
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1510 def getkey(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1511 """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
1512 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1513
188
1536be43d2fa Roundupdb now appends "mailing list" information to its messages...
Richard Jones <richard@users.sourceforge.net>
parents: 172
diff changeset
1514 def labelprop(self, default_to_id=0):
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1515 """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
1516
51cce9671db0 Cleanup of the link label generation.
Richard Jones <richard@users.sourceforge.net>
parents: 118
diff changeset
1517 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
1518 It tries the following in order:
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1519
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1520 0. self._labelprop if set
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1521 1. key property
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1522 2. "name" property
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1523 3. "title" property
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1524 4. first property from the sorted property name list
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1525 """
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1526 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
1527 return self._labelprop
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1528 k = self.getkey()
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1529 if k:
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1530 return k
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1531 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
1532 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
1533 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
1534 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
1535 return 'title'
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1536 if default_to_id:
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1537 return 'id'
5395
23b8e6067f7c Python 3 preparation: update calls to dict methods.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5388
diff changeset
1538 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
1539 return props[0]
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1540
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1541 def orderprop(self):
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1542 """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
1543
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1544 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
1545 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
1546
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1547 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
1548 1. "order" property
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1549 2. self.labelprop()
3476
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1550 """
1142dafe0d7f added setorderprop() and setlabelprop() to Class (lots of patches)
Richard Jones <richard@users.sourceforge.net>
parents: 3455
diff changeset
1551
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1552 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
1553 return self._orderprop
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1554 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
1555 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
1556 return 'order'
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1557 return self.labelprop()
123
51cce9671db0 Cleanup of the link label generation.
Richard Jones <richard@users.sourceforge.net>
parents: 118
diff changeset
1558
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1559 def lookup(self, keyvalue):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1560 """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
1561
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1562 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
1563 'keyvalue' matches one of the values for the key property among
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1564 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
1565 otherwise a KeyError is raised.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1566 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1567 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1568
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1569 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
1570 """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
1571
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
1572 'propspec' consists of keyword args propname={nodeid:1,}
883
Richard Jones <richard@users.sourceforge.net>
parents: 880
diff changeset
1573 'propname' must be the name of a property in this class, or a
Richard Jones <richard@users.sourceforge.net>
parents: 880
diff changeset
1574 KeyError is raised. That property must be a Link or Multilink
Richard Jones <richard@users.sourceforge.net>
parents: 880
diff changeset
1575 property, or a TypeError is raised.
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1576
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
1577 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
1578 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
1579 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
1580 issues:
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1581
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
1582 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
1583 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1584 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1585
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1586 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
1587 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
1588 """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
1589 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
1590 """
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1591 raise NotImplementedError
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1592
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1593 def _proptree(self, filterspec, exact_match_spec=None, sortattr=None,
5871
acc4a128ab9b Backwards-compatible signature of _proptree method
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5869
diff changeset
1594 retr=False):
3634
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1595 """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
1596 exact_match_spec/filterspec.
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1597 If we retrieve (retr is True) linked items we don't follow
6413
7b1b6dffc7ed Fix searching+sorting for Link properties
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6412
diff changeset
1598 across multilinks or links.
3634
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1599 """
6677
8ab98de22df0 issue2551159 - cl.filter fails if filterspec is None ...
John Rouillard <rouilj@ieee.org>
parents: 6621
diff changeset
1600 if filterspec is None:
8ab98de22df0 issue2551159 - cl.filter fails if filterspec is None ...
John Rouillard <rouilj@ieee.org>
parents: 6621
diff changeset
1601 filterspec = {}
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1602 if exact_match_spec is None:
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1603 exact_match_spec = {}
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1604 if sortattr is None:
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1605 sortattr = []
6677
8ab98de22df0 issue2551159 - cl.filter fails if filterspec is None ...
John Rouillard <rouilj@ieee.org>
parents: 6621
diff changeset
1606
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1607 proptree = Proptree(self.db, self, '', self.getprops(), retr=retr)
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1608 for exact, spec in enumerate((filterspec, exact_match_spec)):
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1609 for key, v in spec.items():
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1610 keys = key.split('.')
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1611 p = proptree
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1612 mlseen = False
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1613 for k in keys:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1614 if isinstance(p.propclass, Multilink):
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1615 mlseen = True
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1616 isnull = v == '-1' or v is None
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1617 islist = isinstance(v, type([]))
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1618 nullin = islist and ('-1' in v or None in v)
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1619 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
1620 p = p.append(k, retr=r)
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1621 if exact:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1622 if isinstance(v, type([])):
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1623 vv = []
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1624 for x in v:
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1625 vv.append(Exact_Match(x))
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
1626 p.set_val(vv, result=False)
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1627 else:
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
1628 p.set_val([Exact_Match(v)], result=False)
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1629 else:
6403
9957d8d10783 Tests and bug-fix for issue2551119
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6402
diff changeset
1630 p.set_val(v, result=False)
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1631 multilinks = {}
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1632 for s in sortattr:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1633 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
1634 p = proptree
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1635 mlseen = False
3635
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1636 for k in keys:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1637 if isinstance(p.propclass, Multilink):
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1638 mlseen = True
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1639 r = retr and not mlseen
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1640 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
1641 if isinstance(p.propclass, Multilink):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1642 multilinks[p] = True
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1643 if p.cls:
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1644 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
1645 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
1646 continue
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1647 p.sort_direction = s[0]
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1648 proptree.sortattr.append(p)
5395
23b8e6067f7c Python 3 preparation: update calls to dict methods.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5388
diff changeset
1649 for p in multilinks.keys():
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1650 sattr = {}
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1651 for c in p:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1652 if c.sort_direction:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1653 sattr[c] = True
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1654 for sa in proptree.sortattr:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1655 if sa in sattr:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1656 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
1657 return proptree
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1658
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1659 def get_transitive_prop(self, propname_path, default=None):
3635
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1660 """Expand a transitive property (individual property names
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1661 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
1662 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
1663 None.
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1664 Example propname_path (for class issue): "messages.author"
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1665 """
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1666 props = self.db.getclass(self.classname).getprops()
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1667 for k in propname_path.split('.'):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1668 try:
3635
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1669 prop = props[k]
4408
06af6d5bedbe fix for incorrect except: syntax, issue2550661
Richard Jones <richard@users.sourceforge.net>
parents: 4306
diff changeset
1670 except (KeyError, TypeError):
3635
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1671 return default
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1672 cl = getattr(prop, 'classname', None)
3635
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1673 props = None
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1674 if cl:
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1675 props = self.db.getclass(cl).getprops()
3635
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1676 return prop
53987aa153d2 Transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3634
diff changeset
1677
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1678 def _sortattr(self, sort=[], group=[]):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1679 """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
1680 with sanity checks (no duplicate properties) included. Always
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1681 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
1682 """
6677
8ab98de22df0 issue2551159 - cl.filter fails if filterspec is None ...
John Rouillard <rouilj@ieee.org>
parents: 6621
diff changeset
1683 if sort is None:
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1684 sort = [(None, None)]
6677
8ab98de22df0 issue2551159 - cl.filter fails if filterspec is None ...
John Rouillard <rouilj@ieee.org>
parents: 6621
diff changeset
1685 if group is None:
8ab98de22df0 issue2551159 - cl.filter fails if filterspec is None ...
John Rouillard <rouilj@ieee.org>
parents: 6621
diff changeset
1686 group = [(None, None)]
8ab98de22df0 issue2551159 - cl.filter fails if filterspec is None ...
John Rouillard <rouilj@ieee.org>
parents: 6621
diff changeset
1687
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1688 seen = {}
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1689 sortattr = []
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1690 for srt in group, sort:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1691 if not isinstance(srt, list):
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1692 srt = [srt]
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1693 for s in srt:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1694 if s[1] and s[1] not in seen:
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1695 sortattr.append((s[0] or '+', s[1]))
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1696 seen[s[1]] = True
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1697 if 'id' not in seen:
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1698 sortattr.append(('+', 'id'))
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1699 return sortattr
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1700
5318
506c7ee9a385 Add a 'retired' parameter to Class.filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5315
diff changeset
1701 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
1702 retired=False, exact_match_spec={}, limit=None, offset=None):
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1703 """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
1704 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
1705 sort spec.
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1706
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1707 "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
1708 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
1709 IDs of the initial set are returned.
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1710
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1711 "filterspec" is {propname: value(s)}
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1712 "exact_match_spec" is the same format as "filterspec" but
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1713 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
1714 difference for String properties, these specify case insensitive
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1715 substring search when in "filterspec" and exact match when in
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1716 exact_match_spec.
1249
6c24a86a12ae Fixes for SourceForge tracker bugs.
Richard Jones <richard@users.sourceforge.net>
parents: 1244
diff changeset
1717
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1718 "sort" and "group" are [(dir, prop), ...] where dir is '+', '-'
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1719 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
1720 backward-compatibility reasons a single (dir, prop) tuple is
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1721 also allowed.
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1722
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1723 The parameter retired when set to False, returns only live
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1724 (un-retired) results. When setting it to True, only retired
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1725 items are returned. If None, both retired and unretired items
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1726 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
1727 returned by default.
1249
6c24a86a12ae Fixes for SourceForge tracker bugs.
Richard Jones <richard@users.sourceforge.net>
parents: 1244
diff changeset
1728
5869
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1729 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
1730 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
1731 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
1732 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
1733 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
1734 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
1735
6677
8ab98de22df0 issue2551159 - cl.filter fails if filterspec is None ...
John Rouillard <rouilj@ieee.org>
parents: 6621
diff changeset
1736 The filter must match all properties specified. If the property
3455
e01bc6d65fa9 fixed documentation of filter()...
Richard Jones <richard@users.sourceforge.net>
parents: 3399
diff changeset
1737 value to match is a list:
e01bc6d65fa9 fixed documentation of filter()...
Richard Jones <richard@users.sourceforge.net>
parents: 3399
diff changeset
1738
e01bc6d65fa9 fixed documentation of filter()...
Richard Jones <richard@users.sourceforge.net>
parents: 3399
diff changeset
1739 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
1740 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
1741
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1742 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
1743 make sense to specify multiple values because those cannot all
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1744 be matched exactly.
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1745
6409
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1746 For Link and Multilink properties the special ID value '-1'
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1747 matches empty Link or Multilink fields. For Multilinks a postfix
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1748 expression syntax using negative ID numbers (as strings) as
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1749 operators is supported. Each non-negative number (or '-1') is
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1750 pushed on an operand stack. A negative number pops the required
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1751 number of arguments from the stack, applies the operator, and
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1752 pushes the result. The following operators are supported:
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1753 - -2 stands for 'NOT' and takes one argument
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1754 - -3 stands for 'AND' and takes two arguments
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1755 - -4 stands for 'OR' and takes two arguments
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1756 Note that this special handling of ID arguments is applied only
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1757 when a negative number smaller than -1 is encountered as an ID
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1758 in the filter call. Otherwise the implicit OR default applies.
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1759 Examples of using Multilink expressions would be
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1760 - '1', '2', '-4', '3', '4', '-4', '-3'
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1761 would search for IDs (1 or 2) and (3 or 4)
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1762 - '-1' '-2' would search for all non-empty Multilinks
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1763
ce99e0d39262 Add documentation for multilink expression syntax
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6403
diff changeset
1764
5867
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1765 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
1766 transitive, i.e., it may contain properties of the form
ee2e8f8d6648 Implement exact string search
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5809
diff changeset
1767 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
1768 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
1769 filterspec of
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1770 {'messages.author' : '42', 'messages.creation' : '.-1w;'}
3924
21d3d7eeea8c assorted pyflakes fixes
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3802
diff changeset
1771
3634
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1772 Implementation note:
57c66056ffe4 Implemented what I'll call for now "transitive searching"...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3621
diff changeset
1773 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
1774 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
1775 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
1776 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
1777 override the filter method instead of implementing _filter.
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 1929
diff changeset
1778 """
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1779 sortattr = self._sortattr(sort=sort, group=group)
5871
acc4a128ab9b Backwards-compatible signature of _proptree method
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5869
diff changeset
1780 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
1781 proptree.search(search_matches, retired=retired)
5869
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1782 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
1783 items = proptree.sort()
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1784 if limit and offset:
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1785 return items[offset:offset+limit]
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1786 elif offset is not None:
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1787 return items[offset:]
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1788 else:
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
1789 return items[:limit]
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1790 return proptree.sort()
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1791
4472
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1792 # 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
1793 # 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
1794 # 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
1795 # 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
1796 # anyway).
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1797 filter_iter = filter
34dce76bb202 Multilink fixes and optimizations:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4431
diff changeset
1798
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1799 def count(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1800 """Get the number of nodes in this class.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1801
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1802 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
1803 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
1804 id of the next node to be created in this class.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1805 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1806 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1807
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1808 # Manipulating properties:
262
ab921dc53ccd Added nicer command-line item adding:
Richard Jones <richard@users.sourceforge.net>
parents: 236
diff changeset
1809 def getprops(self, protected=1):
ab921dc53ccd Added nicer command-line item adding:
Richard Jones <richard@users.sourceforge.net>
parents: 236
diff changeset
1810 """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
1811 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
1812 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
1813 """
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1814 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1815
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1816 def get_required_props(self, propnames=None):
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1817 """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
1818 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
1819 returned in addition to all properties in the propnames
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1820 parameter.
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1821 """
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1822 if propnames is None:
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1823 propnames = []
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1824 props = self.getprops(protected=False)
3682
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1825 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
1826 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
1827 return pdict
193f316dbbe9 More transitive-property support.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3668
diff changeset
1828
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1829 def addprop(self, **properties):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1830 """Add properties to this class.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1831
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1832 The keyword arguments in 'properties' must map names to property
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1833 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
1834 may collide with the names of existing properties, or a ValueError
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1835 is raised before any properties have been added.
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1836 """
858
2dd862af72ee all storage-specific code (ie. backend) is now implemented by the backends
Richard Jones <richard@users.sourceforge.net>
parents: 841
diff changeset
1837 raise NotImplementedError
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1838
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 805
diff changeset
1839 def index(self, nodeid):
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1840 """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
1841 raise NotImplementedError
825
0779ea9f1f18 More indexer work:
Richard Jones <richard@users.sourceforge.net>
parents: 805
diff changeset
1842
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1843 #
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1844 # Detector interface
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1845 #
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1846 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
1847 """Register an auditor detector"""
3743
e754cc14e76a fix unstable ordering of detectors [SF#1585378]
Richard Jones <richard@users.sourceforge.net>
parents: 3695
diff changeset
1848 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
1849
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1850 def fireAuditors(self, event, nodeid, newvalues):
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1851 """Fire all registered auditors"""
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1852 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
1853 try:
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1854 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
1855 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
1856 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
1857 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
1858 replace(' ', '&nbsp;'))
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1859 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
1860 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
1861 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
1862 raise DetectorError(subject, html, txt)
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1863
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1864 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
1865 """Register a reactor detector"""
3743
e754cc14e76a fix unstable ordering of detectors [SF#1585378]
Richard Jones <richard@users.sourceforge.net>
parents: 3695
diff changeset
1866 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
1867
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1868 def fireReactors(self, event, nodeid, oldvalues):
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1869 """Fire all registered reactors"""
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1870 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
1871 try:
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1872 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
1873 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
1874 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
1875 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
1876 replace(' ', '&nbsp;'))
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5069
diff changeset
1877 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
1878 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
1879 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
1880 raise DetectorError(subject, html, txt)
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1881
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1882 #
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1883 # import / export support
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1884 #
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1885 def export_propnames(self):
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
1886 """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
1887 propnames = sorted(self.getprops().keys())
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1888 return propnames
4430
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1889
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1890 def import_journals(self, entries):
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1891 """Import a class's journal.
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1892
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1893 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
1894 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
1895 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
1896 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
1897 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
1898 properties = self.getprops()
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1899 a = []
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1900 for entry in entries:
4430
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1901 # 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
1902 # in python2.4 and up we would use sorted with a key...
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1903 a.append((int(entry[0].strip("'")), entry))
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1904 a.sort()
4430
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1905
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1906 last = 0
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1907 r = []
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1908 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
1909 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
1910 assert (str(n) == nodeid)
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1911 if n != last:
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1912 if r:
4431
9b619dcb030a - fix import (now passes for memorydb, too)
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4430
diff changeset
1913 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
1914 last = n
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1915 r = []
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1916
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1917 if action == 'set':
5395
23b8e6067f7c Python 3 preparation: update calls to dict methods.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5388
diff changeset
1918 for propname, value in params.items():
4430
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1919 prop = properties[propname]
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1920 if value is None:
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1921 pass
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1922 elif isinstance(prop, Date):
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1923 value = date.Date(value)
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1924 elif isinstance(prop, Interval):
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1925 value = date.Interval(value)
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1926 elif isinstance(prop, Password):
4483
22bc0426e348 Second patch from issue2550688 -- with some changes:
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4481
diff changeset
1927 value = password.JournalPassword(encrypted=value)
4430
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1928 params[propname] = value
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1929 elif action == 'create' and params:
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1930 # 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
1931 params = {}
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1932 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
1933 if r:
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1934 self.db.setjournal(self.classname, nodeid, r)
f2f2904fe6ce - refactor: move import_journal to hyperdb
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4408
diff changeset
1935
4306
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1936 #
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1937 # convenience methods
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1938 #
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1939 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
1940 """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
1941
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1942 Yields string-processed roles.
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1943 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
1944 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
1945 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
1946 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
1947 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
1948 processing happens!
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1949 """
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1950 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
1951 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
1952
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1953 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
1954 '''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
1955
4306
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1956 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
1957 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
1958 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
1959 '''
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1960 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
1961 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
1962 if role in roles:
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1963 return True
966592263fb8 Clean up all the places where role processing occurs.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4089
diff changeset
1964 return False
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1965
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
1966
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1967 class HyperdbValueError(ValueError):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1968 """ 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
1969 pass
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1970
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1971
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1972 id_regex = re.compile(r'^\d+$')
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1973
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1974
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
1975 def convertLinkValue(db, propname, prop, value, idre=id_regex):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
1976 """ 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
1977 linkcl = db.classes[prop.classname]
4877
2ba982dcdf2c New Link / Multilink option "try_id_parsing"
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4850
diff changeset
1978 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
1979 if linkcl.getkey():
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1980 try:
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1981 value = linkcl.lookup(value)
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1982 except KeyError:
7056
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
1983 raise HyperdbValueError(_(
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
1984 'property %(property)s: %(value)r '
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
1985 'is not a %(classname)s.') % {
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
1986 'property': propname,
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
1987 'value': value,
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
1988 'classname': prop.classname})
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1989 else:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1990 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
1991 '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
1992 return value
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1993
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
1994
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1995 def fixNewlines(text):
1928
7c1ddebe7589 Small readability improvements.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1927
diff changeset
1996 """ Homogenise line endings.
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1997
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
1998 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
1999 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
2000 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
2001 """
5309
20084e2b48c3 Fix bug where unsetting a text value triggered an exception because
John Rouillard <rouilj@ieee.org>
parents: 5261
diff changeset
2002 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
2003 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
2004 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
2005 return text
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
2006
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
2007
3383
c1c67c62b699 applied patch [SF#236087]
Richard Jones <richard@users.sourceforge.net>
parents: 3019
diff changeset
2008 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
2009 """ 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
2010 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
2011 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
2012
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
2013 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
2014 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
2015 values.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
2016 """
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
2017 properties = klass.getprops()
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
2018
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
2019 # 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
2020 propname = propname.strip()
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
2021 try:
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
2022 proptype = properties[propname]
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
2023 except KeyError:
7056
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
2024 raise HyperdbValueError(_(
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
2025 '%(property)r is not a property of %(classname)s') % {
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
2026 'property': propname,
9b4bd9bc9bdc Fix internationalized strings with multiple unlabeled % replacements.
John Rouillard <rouilj@ieee.org>
parents: 6967
diff changeset
2027 'classname': klass.classname})
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
2028
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
2029 # 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
2030 if isinstance(value, type('')):
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
2031 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
2032
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
2033 # 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
2034 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
2035 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
2036
1905
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
2037 return value
dc43e339e607 Centralised conversion of user-input data to hyperdb values
Richard Jones <richard@users.sourceforge.net>
parents: 1864
diff changeset
2038
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
2039
1442
b42fa71754c9 don't attempt to create FileClass items if no content is supplied
Richard Jones <richard@users.sourceforge.net>
parents: 1249
diff changeset
2040 class FileClass:
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
2041 """ 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
2042 disk.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
2043 """
3601
7b25567f0f54 indexing may be turned off for FileClass "content" now
Richard Jones <richard@users.sourceforge.net>
parents: 3586
diff changeset
2044 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
2045
7b25567f0f54 indexing may be turned off for FileClass "content" now
Richard Jones <richard@users.sourceforge.net>
parents: 3586
diff changeset
2046 def __init__(self, db, classname, **properties):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
2047 """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
2048 property.
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
2049 """
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
2050 if 'content' not in properties:
3924
21d3d7eeea8c assorted pyflakes fixes
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3802
diff changeset
2051 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
2052
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
2053 def export_propnames(self):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
2054 """ Don't export the "content" property
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
2055 """
5395
23b8e6067f7c Python 3 preparation: update calls to dict methods.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5388
diff changeset
2056 propnames = list(self.getprops().keys())
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
2057 propnames.remove('content')
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
2058 propnames.sort()
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
2059 return propnames
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
2060
3019
293a17149765 First cut at exporting/importing file content from and to the hyperdb.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2962
diff changeset
2061 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
2062 """ 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
2063
d043a09952db Tried to explain the use of hyperdb's exportFilename
John Rouillard <rouilj@ieee.org>
parents: 5084
diff changeset
2064 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
2065 the <class>-files subdirectory
d043a09952db Tried to explain the use of hyperdb's exportFilename
John Rouillard <rouilj@ieee.org>
parents: 5084
diff changeset
2066 """
3019
293a17149765 First cut at exporting/importing file content from and to the hyperdb.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2962
diff changeset
2067 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
2068 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
2069
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
2070 def export_files(self, dirname, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
2071 """ 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
2072 """
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
2073 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
2074
293a17149765 First cut at exporting/importing file content from and to the hyperdb.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2962
diff changeset
2075 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
2076 ensureParentsExist(dest)
3488
e4177cf4d30d common initialization code and detectors interface...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3476
diff changeset
2077 shutil.copyfile(source, dest)
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
2078
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
2079 def import_files(self, dirname, nodeid):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
2080 """ Import the "content" property as a file
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
2081 """
3019
293a17149765 First cut at exporting/importing file content from and to the hyperdb.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2962
diff changeset
2082 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
2083
2962
4607f58a007b py2.1 compatibility
Richard Jones <richard@users.sourceforge.net>
parents: 2909
diff changeset
2084 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
2085 ensureParentsExist(dest)
2496
Richard Jones <richard@users.sourceforge.net>
parents: 2334
diff changeset
2086 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
2087
3544
5cd1c83dea50 Features and fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 3491
diff changeset
2088 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
2089 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
2090 if 'type' in props:
3545
507b2df02956 fixes to import_files
Richard Jones <richard@users.sourceforge.net>
parents: 3544
diff changeset
2091 mime_type = self.get(nodeid, 'type')
3544
5cd1c83dea50 Features and fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 3491
diff changeset
2092 if not mime_type:
5cd1c83dea50 Features and fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 3491
diff changeset
2093 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
2094 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
2095 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
2096 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
2097 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
2098 # 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
2099 # 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
2100 # 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
2101 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
2102 index_content, mime_type)
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
2103
3544
5cd1c83dea50 Features and fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 3491
diff changeset
2104
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2105 class Node:
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
2106 """ A convenience wrapper for the given node
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
2107 """
475
a1a44636bace Fix breakage caused by transaction changes.
Richard Jones <richard@users.sourceforge.net>
parents: 466
diff changeset
2108 def __init__(self, cl, nodeid, cache=1):
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2109 self.__dict__['cl'] = cl
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2110 self.__dict__['nodeid'] = nodeid
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
2111
278
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
2112 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
2113 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
2114
278
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
2115 def values(self, protected=1):
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
2116 value_list = []
278
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
2117 for name in self.cl.getprops(protected=protected).keys():
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
2118 value_list.append(self.cl.get(self.nodeid, name))
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
2119 return value_list
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
2120
278
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
2121 def items(self, protected=1):
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
2122 item_list = []
278
a5dabf2430c5 Added database importing and exporting through CSV files.
Richard Jones <richard@users.sourceforge.net>
parents: 275
diff changeset
2123 for name in self.cl.getprops(protected=protected).keys():
6967
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
2124 item_list.append((name, self.cl.get(self.nodeid, name)))
8473039648da inital flake8 cleanups
John Rouillard <rouilj@ieee.org>
parents: 6677
diff changeset
2125 return item_list
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
2126
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2127 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
2128 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
2129
2909
2fc6c508b537 Database instances must have method close()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
2130 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
2131 if name in self:
1470
9ccd69fbe33e applied patch [SF#688595]
Richard Jones <richard@users.sourceforge.net>
parents: 1442
diff changeset
2132 return self[name]
9ccd69fbe33e applied patch [SF#688595]
Richard Jones <richard@users.sourceforge.net>
parents: 1442
diff changeset
2133 else:
9ccd69fbe33e applied patch [SF#688595]
Richard Jones <richard@users.sourceforge.net>
parents: 1442
diff changeset
2134 return default
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
2135
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2136 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
2137 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
2138 return self.__dict__[name]
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2139 try:
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
2140 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
2141 except KeyError as value:
460
9c895b44240a take a copy of the node dict...
Richard Jones <richard@users.sourceforge.net>
parents: 457
diff changeset
2142 # 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
2143 # 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
2144 raise AttributeError(str(value))
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
2145
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2146 def __getitem__(self, name):
1780
d2801a2b0a77 Initial implementation (half-baked) at new Tracker instance.
Richard Jones <richard@users.sourceforge.net>
parents: 1523
diff changeset
2147 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
2148
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2149 def __setattr__(self, name, value):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2150 try:
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2151 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
2152 except KeyError as value:
5697
5a9159ad773f Properly handle mapping of KeyError to AttributeError in __getattr__
John Rouillard <rouilj@ieee.org>
parents: 5648
diff changeset
2153 # 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
2154 # exceptions should pass through untrapped
5378
35ea9b1efc14 Python 3 preparation: "raise" syntax.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5327
diff changeset
2155 raise AttributeError(str(value))
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
2156
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2157 def __setitem__(self, name, value):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2158 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
2159
5232
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
2160 def history(self, enforceperm=True, skipquiet=True):
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
2161 return self.cl.history(self.nodeid,
462b0f76fce8 issue2550864 - Potential information leakage via journal/history
John Rouillard <rouilj@ieee.org>
parents: 5175
diff changeset
2162 enforceperm=enforceperm,
6006
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
2163 skipquiet=skipquiet)
cf800f1febe6 Flake8 fixes; use isinstance rather than type equality.
John Rouillard <rouilj@ieee.org>
parents: 5871
diff changeset
2164
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2165 def retire(self):
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2166 return self.cl.retire(self.nodeid)
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2167
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2168
648
07422fe57db2 Ran it through pychecker, made fixes
Richard Jones <richard@users.sourceforge.net>
parents: 628
diff changeset
2169 def Choice(name, db, *options):
4063
625915ce35b8 Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4048
diff changeset
2170 """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
2171 """
648
07422fe57db2 Ran it through pychecker, made fixes
Richard Jones <richard@users.sourceforge.net>
parents: 628
diff changeset
2172 cl = Class(db, name, name=String(), order=String())
25
4cf1daf2f2eb More Grande Splite
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2173 for i in range(len(options)):
648
07422fe57db2 Ran it through pychecker, made fixes
Richard Jones <richard@users.sourceforge.net>
parents: 628
diff changeset
2174 cl.create(name=options[i], order=i)
3924
21d3d7eeea8c assorted pyflakes fixes
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3802
diff changeset
2175 return Link(name)
Roundup Issue Tracker: http://roundup-tracker.org/