From 6c4d5821446c861c0448a8d952a7aa40897b1ebd Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Fri, 9 Sep 2016 14:26:05 +0100 Subject: [PATCH] Deduplicate presence in _update_states --- synapse/handlers/presence.py | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/synapse/handlers/presence.py b/synapse/handlers/presence.py index 7a3c16a8aa..16dbddee03 100644 --- a/synapse/handlers/presence.py +++ b/synapse/handlers/presence.py @@ -265,6 +265,12 @@ class PresenceHandler(object): to_notify = {} # Changes we want to notify everyone about to_federation_ping = {} # These need sending keep-alives + # Only bother handling the last presence change for each user + new_states_dict = {} + for new_state in new_states: + new_states_dict[new_state.user_id] = new_state + new_state = new_states_dict.values() + for new_state in new_states: user_id = new_state.user_id