diff options
Diffstat (limited to 'synapse/handlers')
| -rw-r--r-- | synapse/handlers/_base.py | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/synapse/handlers/_base.py b/synapse/handlers/_base.py index e91f1129db..9d36e3b6d2 100644 --- a/synapse/handlers/_base.py +++ b/synapse/handlers/_base.py @@ -15,7 +15,7 @@ from twisted.internet import defer -from synapse.api.errors import LimitExceededError, SynapseError +from synapse.api.errors import LimitExceededError, SynapseError, AuthError from synapse.crypto.event_signing import add_hashes_and_signatures from synapse.api.constants import Membership, EventTypes from synapse.types import UserID, RoomAlias @@ -131,7 +131,7 @@ class BaseHandler(object): ) if event.type == EventTypes.CanonicalAlias: - # Check the alias is acually valid (at this time at least) + # Check the alias is actually valid (at this time at least) room_alias_str = event.content.get("alias", None) if room_alias_str: room_alias = RoomAlias.from_string(room_alias_str) @@ -146,6 +146,21 @@ class BaseHandler(object): ) ) + if event.type == EventTypes.Redaction: + if self.auth.check_redaction(event, auth_events=context.current_state): + original_event = yield self.store.get_event( + event.redacts, + check_redacted=False, + get_prev_content=False, + allow_rejected=False, + allow_none=False + ) + if event.user_id != original_event.user_id: + raise AuthError( + 403, + "You don't have permission to redact events" + ) + destinations = set(extra_destinations) for k, s in context.current_state.items(): try: |