Make the widget working even if localizer is not installed.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@5245 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Form/MultiRelationField.py

@@ -443,8 +443,11 @@ class MultiRelationStringFieldValidator(Validator.LinesValidator,  RelationField
                                          , 'Localizer'
                                          , None
                                          )
-                N_ = localizer.erp5_ui.gettext
                 # Prepare a menu
+                if localizer is not None:
+                  N_ = localizer.erp5_ui.gettext
+                else :
+                  N_ = lambda msg, **kw: msg
                 menu_item_list = [('', '')]
                 new_object_menu_item_list = []
                 for p in portal_type:

product/ERP5Form/RelationField.py

@@ -325,7 +325,10 @@ class RelationStringFieldValidator(Validator.StringValidator):
                                , 'Localizer'
                                , None
                                )
-      N_ = localizer.erp5_ui.gettext
+      if localizer is not None:
+        N_ = localizer.erp5_ui.gettext
+      else :
+        N_ = lambda msg, **kw: msg
       # Get the current value
       value = Validator.StringValidator.validate(self, field, key, REQUEST)
       # If the value is the same as the current field value, do nothing