Chat: Use proper EXISTS query

This commit is contained in:
Adrian Moennich 2016-12-01 15:26:41 +01:00
parent f9f1955e14
commit 2996571f53

View File

@ -136,7 +136,7 @@ class ChatPlugin(IndicoPlugin):
def extend_event_menu(self, sender, **kwargs):
return MenuEntryData(_('Chat Rooms'), 'chatrooms', 'chat.event_page', position=-1,
visible=lambda event: bool(ChatroomEventAssociation.find_for_event(event).count()))
visible=lambda event: ChatroomEventAssociation.find_for_event(event).has_rows())
def extend_event_management_menu(self, sender, event, **kwargs):
if event.can_manage(session.user) or is_chat_admin(session.user):