Now Rule enable to expand no Business Path even if using BPM. Because Business...

Now Rule enable to expand no Business Path even if using BPM. Because Business Path is a predicate and no business path case exisits as the context.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@34760 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Legacy/Document/TradeModelRule.py

@@ -62,14 +62,13 @@ class TradeModelRule(Rule):
       # business path specific
       business_path_list = business_process.getPathValueList(
           trade_phase=amount.getTradePhaseList(), context=context_movement)
-      if len(business_path_list) == 0:
-        raise ValueError('Cannot find Business Path')
-
-      if len(business_path_list) != 1:
+      if len(business_path_list) > 1:
         raise NotImplementedError('Only one Business Path is supported')
 
+      if business_path_list:
         business_path = business_path_list[0]
-
+      else:
+        business_path = None
       movement_kw = self._getExpandablePropertyDict(applied_rule,
         context_movement, business_path)