2 files changed, 3 insertions, 12 deletions
diff --git a/synapse/api/auth.py b/synapse/api/auth.py
index 963e0e7d60..5992d30623 100644
--- a/synapse/api/auth.py
+++ b/synapse/api/auth.py
@@ -551,17 +551,6 @@ class Auth(object):
         return self.store.is_server_admin(user)
 
     @defer.inlineCallbacks
-    def add_auth_events(self, builder, context):
-        prev_state_ids = yield context.get_prev_state_ids(self.store)
-        auth_ids = yield self.compute_auth_events(builder, prev_state_ids)
-
-        auth_events_entries = yield self.store.add_event_hashes(
-            auth_ids
-        )
-
-        builder.auth_events = auth_events_entries
-
-    @defer.inlineCallbacks
     def compute_auth_events(self, event, current_state_ids, for_verification=False):
         if event.type == EventTypes.Create:
             defer.returnValue([])
@@ -577,7 +566,7 @@ class Auth(object):
         key = (EventTypes.JoinRules, "", )
         join_rule_event_id = current_state_ids.get(key)
 
-        key = (EventTypes.Member, event.user_id, )
+        key = (EventTypes.Member, event.sender, )
         member_event_id = current_state_ids.get(key)
 
         key = (EventTypes.Create, "", )
diff --git a/synapse/api/constants.py b/synapse/api/constants.py
index 302e1e2f1f..4912a55785 100644
--- a/synapse/api/constants.py
+++ b/synapse/api/constants.py
@@ -125,10 +125,12 @@ class EventFormatVersions(object):
     independently from the room version.
     """
     V1 = 1
+    V2 = 2
 
 
 KNOWN_EVENT_FORMAT_VERSIONS = {
     EventFormatVersions.V1,
+    EventFormatVersions.V2,
 }