Improve error handling on Workflow_statusModify. If requested transition is...

Improve error handling on Workflow_statusModify. If requested transition is not available, then show a nice message.

product/ERP5/bootstrap/erp5_xhtml_style/SkinTemplateItem/portal_skins/erp5_xhtml_style/Workflow_statusModify.xml

@@ -52,6 +52,7 @@
             <key> <string>_body</string> </key>
             <value> <string encoding="cdata"><![CDATA[
 
+from Products.CMFCore.WorkflowCore import WorkflowException\n
 from Products.Formulator.Errors import FormValidationError\n
 from Products.DCWorkflow.DCWorkflow import ValidationFailed\n
 from Products.ERP5Type.Message import translateString\n
@@ -118,6 +119,12 @@ except ValidationFailed, error_message:\n
                           # that would become an error.\n
     log("Status message has been truncated")\n
     message = "%s ..." % message[:(2000 - 4)]\n
+except WorkflowException, error_message:\n
+  if str(error_message) == "No workflow provides the \'${action_id}\' action.":\n
+    message = translateString("Workflow state may have been updated by other user. Please try again.")\n
+    return context.Base_redirect(form_id, keep_items={\'portal_status_message\': message}, **kw)\n
+  else:\n
+    raise\n
 else:\n
   message = request.get(\'portal_status_message\')\n
   if message is None:\n

product/ERP5/bootstrap/erp5_xhtml_style/bt/change_log

+2012-10-16 yusei
+* Improve error handling on Workflow_statusModify. If requested transition is not available, then show a nice message.
+
 2012-9-12 yusei
 * Improve listbox sort feature. Now both ascending arrow and descending arrow are displayed in title column and user can sort in specific order explicitly. User also can sort multiple columns by click without using sort-on-dialog.
 

product/ERP5/bootstrap/erp5_xhtml_style/bt/revision

-1098
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+1099
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