Roomserver API changes (#1118)

* s/QueryBackfill/PerformBackfill/g

* OutputEvent now includes AddStateEvents which contain the full event of extra state events

* Only include adds not the current event

* Get adding state right

1 files changed, 1 insertions, 5 deletions

diff --git a/federationsender/consumers/roomserver.go b/federationsender/consumers/roomserver.go
index 5f8a555b..a15937f9 100644
--- a/federationsender/consumers/roomserver.go
+++ b/federationsender/consumers/roomserver.go
@@ -131,11 +131,7 @@ func (s *OutputRoomEventConsumer) onMessage(msg *sarama.ConsumerMessage) error {
 // processMessage updates the list of currently joined hosts in the room
 // and then sends the event to the hosts that were joined before the event.
 func (s *OutputRoomEventConsumer) processMessage(ore api.OutputNewRoomEvent) error {
-	addsStateEvents, err := s.lookupStateEvents(ore.AddsStateEventIDs, ore.Event.Event)
-	if err != nil {
-		return err
-	}
-	addsJoinedHosts, err := joinedHostsFromEvents(addsStateEvents)
+	addsJoinedHosts, err := joinedHostsFromEvents(gomatrixserverlib.UnwrapEventHeaders(ore.AddsState()))
 	if err != nil {
 		return err
 	}