WorkflowTool.py: only convert DCWorkflow and DC interaction workflow, this...

WorkflowTool.py: only convert DCWorkflow and DC interaction workflow, this modification makes conversion more robust.

product/ERP5/Tool/WorkflowTool.py

@@ -257,7 +257,7 @@ class WorkflowTool(BaseTool, OriginalWorkflowTool):
     if workflow_type_id == 'DCWorkflowDefinition':
       if temp == 0:
         new_id = 'converting_'+dc_workflow.id
-      else:
+      elif workflow_type_id == 'InteractionWorkflowDefinition':
         new_id = dc_workflow.id
       uid = self.encodeWorkflowUid(new_id)
       workflow = container.newContent(id=new_id, portal_type='Workflow', temp_object=temp)
@@ -416,7 +416,7 @@ class WorkflowTool(BaseTool, OriginalWorkflowTool):
             worklist.setGroupList(qdef.guard.groups)
             if qdef.guard.expr is not None:
               worklist.setExpression(qdef.guard.expr.text)
-      else:
+      elif workflow_type_id == 'InteractionWorkflowDefinition':
         for tid in dc_workflow.interactions:
           interaction = workflow.newContent(portal_type='Interaction', temp_object=temp)
           tdef = dc_workflow.interactions.get(tid)