sometimes we want to refer trade model line itself in the calculation script.

ideally, the context for the script should be the trade model line here, but unfortunately it is the passed context (i.e. a simulation movement).


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@33520 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/TradeModelLine.py

@@ -343,11 +343,18 @@ class TradeModelLine(Predicate, XMLMatrix, Amount):
           tmp_movement = calculation_script(
               current_aggregated_amount_list=movement_list,
               current_movement=tmp_movement)
-        else:
+        elif calculation_script.func_code.co_argcount==3:
+          # backward compatibility
           tmp_movement = calculation_script(
               current_aggregated_amount_list=movement_list,
               current_movement=tmp_movement,
               aggregated_movement_list=aggregated_movement_list)
+        else:
+          tmp_movement = calculation_script(
+              current_aggregated_amount_list=movement_list,
+              current_movement=tmp_movement,
+              aggregated_movement_list=aggregated_movement_list,
+              trade_model_line=self)
         if tmp_movement is None:
           # Do nothing
           return aggregated_amount_list