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##############################################################################
#
# Copyright (c) 2010 Nexedi SARL and Contributors. All Rights Reserved.
# Arnaud Fontaine <arnaud.fontaine@nexedi.com>
#
# 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.
#
##############################################################################
from AccessControl import ClassSecurityInfo
from Products.CMFCore.Expression import Expression
from Products.ERP5Type import Permissions, PropertySheet
from Products.ERP5.Document.StandardProperty import StandardProperty
class AcquiredProperty(StandardProperty):
"""
Define an Acquired Property Document for a ZODB Property Sheet (an
Acquired Property only brings new attributes to a Standard Property)
"""
meta_type = 'ERP5 Acquired Property'
portal_type = 'Acquired Property'
# Declarative security
security = ClassSecurityInfo()
security.declareObjectProtected(Permissions.AccessContentsInformation)
property_sheets = StandardProperty.property_sheets + \
(PropertySheet.AcquiredProperty,)
# Filesystem-based name of attributes specific to 'content' type
_content_type_attribute_tuple = ('portal_type',
'acquired_property_id',
'translation_acquired_property')
# Add names specific to 'content' type (see StandardProperty)
_name_mapping_filesystem_to_zodb_dict = \
dict([ (name, 'content_' + name,) for name in _content_type_attribute_tuple ],
**StandardProperty._name_mapping_filesystem_to_zodb_dict)
# ZODB name of attributes whose value is a TALES Expression string
_expression_attribute_tuple = \
StandardProperty._expression_attribute_tuple + \
('acquisition_portal_type', 'content_portal_type')
@staticmethod
def _convertValueToTalesExpression(value):
"""
Convert a string value to a TALES expression for attributes listed
in '_expression_attribute_tuple'
"""
if value is None:
return None
return Expression(value)
security.declareProtected(Permissions.AccessContentsInformation,
'exportToFilesystemDefinition')
def exportToFilesystemDefinition(self):
"""
Return the filesystem definition of this ZODB property
"""
filesystem_property_dict = \
StandardProperty.exportToFilesystemDefinition(self)
filesystem_property_dict.update(
{'acquisition_base_category': self.getAcquisitionBaseCategoryList() or None,
'acquisition_object_id': self.getAcquisitionObjectIdList() or None,
'acquisition_portal_type': self._convertValueToTalesExpression(self.getAcquisitionPortalType()),
'acquisition_accessor_id': self.getAcquisitionAccessorId(),
'alt_accessor_id': self.getAltAccessorIdList() or None,
'acquisition_copy_value': self.getAcquisitionCopyValue(),
'acquisition_mask_value': self.getAcquisitionMaskValue(),
'portal_type': self._convertValueToTalesExpression(self.getContentPortalType()),
'acquired_property_id': self.getContentAcquiredPropertyIdList() or None,
'translation_acquired_property_id': self.getContentTranslationAcquiredPropertyIdList() or None})
return filesystem_property_dict