diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py
index 93e064cda3..35528eb48a 100644
--- a/synapse/handlers/federation.py
+++ b/synapse/handlers/federation.py
@@ -1363,8 +1363,12 @@ class FederationHandler(BaseHandler):
if self.hs.config.block_non_admin_invites:
raise SynapseError(403, "This server does not accept room invites")
+ is_published = yield self.store.is_room_published(event.room_id)
+
if not self.spam_checker.user_may_invite(
- event.sender, event.state_key, event.room_id,
+ event.sender, event.state_key, None,
+ room_id=event.room_id, new_room=False,
+ published_room=is_published,
):
raise SynapseError(
403, "This user is not permitted to send invites to this server/user"
@@ -2606,7 +2610,7 @@ class FederationHandler(BaseHandler):
room_version, event_dict, event, context
)
- EventValidator().validate_new(event)
+ EventValidator().validate_new(event, self.config)
# We need to tell the transaction queue to send this out, even
# though the sender isn't a local user.
@@ -2667,7 +2671,7 @@ class FederationHandler(BaseHandler):
)
try:
- self.auth.check_from_context(room_version, event, context)
+ yield self.auth.check_from_context(room_version, event, context)
except AuthError as e:
logger.warn("Denying third party invite %r because %s", event, e)
raise e
@@ -2695,7 +2699,12 @@ class FederationHandler(BaseHandler):
original_invite_id, allow_none=True
)
if original_invite:
- display_name = original_invite.content["display_name"]
+ # If the m.room.third_party_invite event's content is empty, it means the
+ # invite has been revoked. In this case, we don't have to raise an error here
+ # because the auth check will fail on the invite (because it's not able to
+ # fetch public keys from the m.room.third_party_invite event's content, which
+ # is empty).
+ display_name = original_invite.content.get("display_name")
event_dict["content"]["third_party_invite"]["display_name"] = display_name
else:
logger.info(
@@ -2711,7 +2720,7 @@ class FederationHandler(BaseHandler):
event, context = yield self.event_creation_handler.create_new_client_event(
builder=builder,
)
- EventValidator().validate_new(event)
+ EventValidator().validate_new(event, self.config)
defer.returnValue((event, context))
@defer.inlineCallbacks
|