WorkflowTool.py: small improvement in getWorkflowValueListFor, remove no necessary attribute.

product/ERP5/Tool/WorkflowTool.py

@@ -196,16 +196,11 @@ class WorkflowTool(BaseTool, OriginalWorkflowTool):
     workflow_list = []
 
     if isinstance(ob, basestring):
-        portal_type_id = ob
+        portal_type = self.getPortalObject().portal_types._getOb(ob, None)
     elif hasattr(aq_base(ob), 'getPortalType'):
-        portal_type_id = ob.getPortalType()
+        portal_type = self.getPortalObject().portal_types._getOb(ob.getPortalType(), None)
     else:
-        portal_type_id = None
-
-    if portal_type_id is None:
-        return workflow_list
-
-    portal_type = self.getPortalObject().portal_types._getOb(portal_type_id, None)
+        portal_type = None
 
     # Workflow assignment:
     if portal_type is not None:
@@ -704,8 +699,7 @@ class WorkflowTool(BaseTool, OriginalWorkflowTool):
       for wf_id in workflow_list:
         did[wf_id] = None
         wf = self.getPortalObject().portal_workflow._getOb(wf_id, None)
-        if wf is None:
-          raise NotImplementedError ("Can not find workflow: %s, please check if the workflow exists."%wf_id)
+        if wf is not None:
           a = wf.listObjectActions(info)
           if a is not None and a != []:
             actions.extend(a)