support person_module as well as person for Person Module ID

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@4196 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Security/ERP5UserManager.py

@@ -102,7 +102,8 @@ class ERP5UserManager(BasePlugin):
                 t_id = (t_id,)
                             
             if t_id:
-                person_module = self.person
+                person_module = self.getPortalObject()\
+                                        .getDefaultModule('Person')
                 for user_name in t_id:
                     user = getattr(person_module, user_name, None)
                     if user: