invert condition and win one indentation level

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@42721 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/InteractionWorkflow.py

@@ -257,8 +257,10 @@ class InteractionWorkflowDefinition (DCWorkflowDefinition, ActiveObject):
         for t_id in transition_list:
           tdef = self.interactions[t_id]
           assert tdef.trigger_type == TRIGGER_WORKFLOW_METHOD
-          if (tdef.portal_type_filter is None or \
-              ob.getPortalType() in tdef.portal_type_filter):
+          if (tdef.portal_type_filter is not None and \
+              ob.getPortalType() not in tdef.portal_type_filter):
+            continue
+
           # Initialize variables
           former_status = self._getStatusOf(ob)
           econtext = None