Migrate CategoryRelatedMembershipState constraint

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@45768 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/CategoryRelatedMembershipStateConstraint.py

+# -*- coding: utf-8 -*-
+##############################################################################
+#
+# Copyright (c) 2010 Nexedi SA and Contributors. All Rights Reserved.
+#                    Sebastien Robin <seb@nexedi.com>
+#                    Courteaud Romain <romain@nexedi.com>
+#                    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 Products.ERP5.Document.CategoryMembershipStateConstraint \
+          import CategoryMembershipStateConstraint
+
+class CategoryRelatedMembershipStateConstraint(CategoryMembershipStateConstraint):
+  """
+  This method checks if an object respects the arity from a category reverse
+  membership point of view and is in a valid workflow state.
+  """
+  meta_type = 'ERP5 Category Related Membership State Constraint'
+  portal_type = 'Category Related Membership State Constraint'
+
+  def _getObjectCategoryMembershipList(self, obj, base_category, 
+                                       portal_type_list):
+    """
+    Calculate the object category membership list.
+    This method was created to allow CategoryAcquiredMembershipStateConstraint
+    class to simply surcharge it.
+    """
+    return obj._getRelatedValueList(base_category, 
+		                    portal_type=portal_type_list)