Merge pull request #1009 from matrix-org/erikj/event_split

Split out /events to synchrotron

1 files changed, 19 insertions, 8 deletions

diff --git a/synapse/handlers/presence.py b/synapse/handlers/presence.py

index 2293b5fdf7..6a1fe76c88 100644
--- a/synapse/handlers/presence.py
+++ b/synapse/handlers/presence.py
@@ -503,7 +503,7 @@ class PresenceHandler(object):
         defer.returnValue(states)
 
     @defer.inlineCallbacks
-    def _get_interested_parties(self, states):
+    def _get_interested_parties(self, states, calculate_remote_hosts=True):
         """Given a list of states return which entities (rooms, users, servers)
         are interested in the given states.
 
@@ -526,14 +526,15 @@ class PresenceHandler(object):
             users_to_states.setdefault(state.user_id, []).append(state)
 
         hosts_to_states = {}
-        for room_id, states in room_ids_to_states.items():
-            local_states = filter(lambda s: self.is_mine_id(s.user_id), states)
-            if not local_states:
-                continue
+        if calculate_remote_hosts:
+            for room_id, states in room_ids_to_states.items():
+                local_states = filter(lambda s: self.is_mine_id(s.user_id), states)
+                if not local_states:
+                    continue
 
-            hosts = yield self.store.get_joined_hosts_for_room(room_id)
-            for host in hosts:
-                hosts_to_states.setdefault(host, []).extend(local_states)
+                hosts = yield self.store.get_joined_hosts_for_room(room_id)
+                for host in hosts:
+                    hosts_to_states.setdefault(host, []).extend(local_states)
 
         for user_id, states in users_to_states.items():
             local_states = filter(lambda s: self.is_mine_id(s.user_id), states)
@@ -565,6 +566,16 @@ class PresenceHandler(object):
 
         self._push_to_remotes(hosts_to_states)
 
+    @defer.inlineCallbacks
+    def notify_for_states(self, state, stream_id):
+        parties = yield self._get_interested_parties([state])
+        room_ids_to_states, users_to_states, hosts_to_states = parties
+
+        self.notifier.on_new_event(
+            "presence_key", stream_id, rooms=room_ids_to_states.keys(),
+            users=[UserID.from_string(u) for u in users_to_states.keys()]
+        )
+
     def _push_to_remotes(self, hosts_to_states):
         """Sends state updates to remote servers.