check if the selection has changed

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@757 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/Coramy/skins/coramy_erp5/folder_workflow_status_modify.py

@@ -4,7 +4,7 @@
 ##bind namespace=
 ##bind script=script
 ##bind subpath=traverse_subpath
-##parameters=form_id,dialog_id,selection_name
+##parameters=form_id,dialog_id,selection_name,md5_object_uid_list=None
 ##title=
 ##
 from Products.Formulator.Errors import ValidationError, FormValidationError
@@ -24,6 +24,13 @@ try:
     if v is not None:
       kw[k] = v
   selection_list = context.portal_selections.callSelectionFor(selection_name, context=context)
+  # Check if the selection did not changed
+  if md5_object_uid_list is not None:
+    object_uid_list = map(lambda x:x.getObject().getUid(),selection_list)
+    error = context.portal_selections.selectionHasChanged(md5_object_uid_list,object_uid_list)
+    if error:
+      error_message = 'Sorry+your+selection+has+changed'
+  if error_message == '':
     for selection_item in selection_list:
       o = selection_item.getObject()
       workflow_action = kw['workflow_action']
@@ -50,7 +57,6 @@ try:
         this_error = last_history_data.get('error_message')
         if this_error != None and this_error != '':
           error_message += this_error + "-"
-
 except FormValidationError, validation_errors:
   # Pack errors into the request
   field_errors = form.ErrorFields(validation_errors)