in preinstall for workflow, diff all subobjects to know if workflow is modified

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@5553 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/BusinessTemplate.py

@@ -956,7 +956,6 @@ class WorkflowTemplateItem(ObjectTemplateItem):
       portal = context.getPortalObject()
       new_keys = self._objects.keys()
       for path in new_keys:
-        if len(path.split('/')) == 2:
         if installed_bt._objects.has_key(path):          
           # compare object to see it there is changes
           new_object = self._objects[path]
@@ -970,7 +969,8 @@ class WorkflowTemplateItem(ObjectTemplateItem):
           new_io.close()
           old_io.close()
           if new_obj_xml != old_obj_xml:
-              modified_object_list.update({path : ['Modified', 'Workflow']})
+            wf_id = path.split('/')[:2]
+            modified_object_list.update({'/'.join(wf_id) : ['Modified', 'Workflow']})
         else: # new object
           modified_object_list.update({path : ['New', 'Workflow']})
       # get removed object