diff options
| -rw-r--r-- | synapse/handlers/room.py | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py index 023b4001b8..cb6ac37758 100644 --- a/synapse/handlers/room.py +++ b/synapse/handlers/room.py @@ -517,10 +517,12 @@ class RoomMemberHandler(BaseHandler): do_auth=do_auth, ) - user = UserID.from_string(event.user_id) - yield self.distributor.fire( - "user_joined_room", user=user, room_id=room_id - ) + prev_state = context.current_state.get((event.type, event.state_key)) + if not prev_state or prev_state.membership != Membership.JOIN: + user = UserID.from_string(event.user_id) + yield self.distributor.fire( + "user_joined_room", user=user, room_id=room_id + ) @defer.inlineCallbacks def get_inviter(self, event): |