Added one contraint to check if follow up or a group is defined. This...

Added one contraint to check if follow up or a group is defined. This constraint one document is submitted without reviewer.



git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@22093 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/PropertySheet/DocumentConstraint.py

+##############################################################################
+#
+# Copyright (c) 2008 Nexedi SA and Contributors. All Rights Reserved.
+#                    Rafael Monnerat <rafael@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.
+#
+##############################################################################
+
+
+class DocumentConstraint:
+  """Constraints for Documents
+  """
+
+  _constraints = (
+    { 'id': 'assignor_existence',
+      'description': 'Documents should have one group or use one project as \
+                      Follow Up relation',
+      'expression' : 'python: len(object.getFollowUpList()) > 0 \
+	              or len(object.getGroupList()) > 0',
+      'type': 'TALESConstraint',
+      'message_expression_false': 'Follow Up or Group must be defined',
+    },
+ )
+