Quick fix : sometimes, selection_name happens to be passed multiple times

and we then get a list or tuple of strings instead of a string.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@3001 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Form/SelectionTool.py

@@ -104,6 +104,8 @@ class SelectionTool( UniqueObject, SimpleItem ):
       if user_id is not None:
         if not self.selection_data.has_key(user_id):
           self.selection_data[user_id] = PersistentMapping()
+        if type(selection_name) is type(()) or type(selection_name) is type([]) :
+          selection_name = selection_name[0]
         return self.selection_data[user_id].get(selection_name, None)
       else:
         return None