MappedValue.py 3.2 KB
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# -*- coding: utf-8 -*-
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##############################################################################
#
# Copyright (c) 2002 Nexedi SARL and Contributors. All Rights Reserved.
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#                    Jean-Paul Smets-Solanes <jp@nexedi.com>
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#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
#
##############################################################################

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import zope.interface
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from AccessControl import ClassSecurityInfo
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from Acquisition import aq_base
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from Products.ERP5Type import Permissions, PropertySheet, interfaces
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from Products.ERP5Type.Core.Predicate import Predicate
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TRANSFORMATION_FIX = True
_MARKER = []
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class MappedValue(Predicate):
  """
    A MappedValue allows to associate a value to a predicate
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  """
  meta_type = 'ERP5 Mapped Value'
  portal_type = 'Mapped Value'
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  add_permission = Permissions.AddPortalContent
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  # Declarative security
  security = ClassSecurityInfo()
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  security.declareObjectProtected(Permissions.AccessContentsInformation)
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  # Declarative properties
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  property_sheets = (   PropertySheet.Base
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                      , PropertySheet.SimpleItem
                      , PropertySheet.CategoryCore
                      , PropertySheet.Predicate
                      , PropertySheet.MappedValue
                    )
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  # Declarative interfaces
  zope.interface.implements(interfaces.IMappedValue,
                           )
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  security.declareProtected(Permissions.AccessContentsInformation,
                            'getMappedValueBaseCategoryList')
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  def getMappedValueBaseCategoryList(self, d=_MARKER):
    if TRANSFORMATION_FIX:
      # Fix Mapped Value Objects which forgot to define their Mapped Base Categories
      if not self._baseGetMappedValueBaseCategoryList():
        if self.getParentValue().getParentValue().getPortalType() == 'Transformation':
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          base_category_set = set()
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          for category in self.getCategoryList():
            # XXX-JPS additional test required to prevent taking too much ?
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            base_category_set.add(category.split('/')[0])
          self._setMappedValueBaseCategoryList(list(base_category_set))
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    if d is _MARKER:
      return self._baseGetMappedValueBaseCategoryList(d=d)
    return self._baseGetMappedValueBaseCategoryList()