add a ConsistencyMessage class to manage error message returned by

checkConsistency in constraint


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@11243 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/ConsistencyMessage.py

+##############################################################################
+#
+# Copyright (c) 2006 Nexedi SARL and Contributors. All Rights Reserved.
+#                    Aurelien Calonne <aurel@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.PythonScripts.Utility import allow_class
+
+class ConsistencyMessage: 
+  """
+   Object Message is used for notifications to user.
+  """
+  def __init__(self, constraint, object_relative_url='', message='', mapping = {}, **kw):
+    
+    self.object_relative_url = object_relative_url
+    self.message = message
+    self.mapping = mapping
+    self.description = constraint.description
+    self.class_name = constraint.__class__.__name__
+    self.__dict__.update(kw)
+
+  def __getitem__(self, key):
+    """
+    Backward compatibilty with previous tuple
+    message returned by Constraint
+    """
+    if key == 0:
+      return self.object_relative_url
+    elif key == 1:
+      return '%s inconsistency' % self.class_name
+    elif key == 2:
+      return 104
+    elif key == 4:
+      return self.description
+    else:
+      return self.getTranslatedMessage()
+
+  def fix(self):
+    """
+    Fix constraint
+    XXX to  be implemented
+    """
+    pass
+
+  def getTranslatedMessage(self):
+    """
+    Return the message translated
+    """
+    from Products.ERP5Type.Message import Message
+    return Message(domain='erp5_ui', message=self.message, mapping=self.mapping)
+
+  getMessage = getTranslatedMessage
+                    
+
+allow_class(ConsistencyMessage)   

product/ERP5Type/Constraint/Constraint.py

@@ -30,6 +30,7 @@
 
 from Products.CMFCore.Expression import Expression
 from Products.ERP5Type.Interface import Constraint as IConstraint
+from Products.ERP5Type.ConsistencyMessage import ConsistencyMessage
 
 class Constraint:
     """
@@ -60,16 +61,13 @@ class Constraint:
       if type is not None: self.type = type
       self.constraint_definition.update(constraint_definition)
 
-    def _generateError(self, obj, error_message):
+    def _generateError(self, obj, error_message, mapping={}):
       """
         Generic method used to generate error in checkConsistency.
       """
-      error = None
-      if error_message:
-        error = (obj.getRelativeUrl(),
-                 '%s inconsistency' % self.__class__.__name__,
-                 104, error_message, self.description)
-      return error
+      if error_message is not None:
+        msg = ConsistencyMessage(self, obj.getRelativeUrl(), error_message, mapping)
+        return msg
 
     def _checkConstraintCondition(self, obj):
       """