skins/custom_control/folder_up_control.py

   1 ##parameters=ids, delta, **kw
   2 ##
   3
   4 #TODO : translate messages
   5 #from Products.PlacelessTranslationService.MessageID import MessageIDFactory
   6 #_ = MessageIDFactory('default', as_unicode=True)
   7 _ = lambda x : lambda : x
   8
   9 subset_ids = [ obj.getId() for obj in context.listFolderContents() ]
  10 try:
  11         try:
  12                 attempt = context.moveObjectsUp(ids, delta, subset_ids=subset_ids)
  13         except TypeError:
  14                 # Zope 2.7.0
  15                 attempt = context.moveObjectsUp(ids, delta)
  16         if attempt:
  17                 msg = _(attempt == 1 and \
  18                 '%d item moved up.' or \
  19                 '%d items moved up.')().encode('utf-8') % attempt
  20                 return context.setStatus( True, msg)
  21         else:
  22                 return context.setStatus(False, 'Nothing to change.')
  23 except ValueError, errmsg:
  24         return context.setStatus(False, 'ValueError: %s' % errmsg)