Add getSimulationState.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@974 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/Coramy/Document/Invoice.py

@@ -120,4 +120,12 @@ une commande..."""
         )
       }
 
+    security.declareProtected(Permissions.AccessContentsInformation, 'getSimulationState')
+    def getSimulationState(self, id_only=1):
+      """
+        Returns the current state in simulation
+      """
+      portal_workflow = getToolByName(self, 'portal_workflow')
+      wf = portal_workflow.getWorkflowById('sale_invoice_transaction_workflow')
+      return wf._getWorkflowStateOf(self, id_only=id_only )