diff options
| -rw-r--r-- | synapse/handlers/message.py | 2 | ||||
| -rw-r--r-- | synapse/visibility.py | 22 |
2 files changed, 15 insertions, 9 deletions
diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py index 155ed6e06a..3b0156f516 100644 --- a/synapse/handlers/message.py +++ b/synapse/handlers/message.py @@ -138,7 +138,7 @@ class MessageHandler(object): raise NotFoundError("Can't find event for token %s" % (at_token,)) visible_events = yield filter_events_for_client( - self.storage, user_id, last_events + self.storage, user_id, last_events, apply_retention_policies=False ) event = last_events[0] diff --git a/synapse/visibility.py b/synapse/visibility.py index 4d4141dacc..7b037eeb0c 100644 --- a/synapse/visibility.py +++ b/synapse/visibility.py @@ -44,7 +44,8 @@ MEMBERSHIP_PRIORITY = ( @defer.inlineCallbacks def filter_events_for_client( - storage: Storage, user_id, events, is_peeking=False, always_include_ids=frozenset() + storage: Storage, user_id, events, is_peeking=False, always_include_ids=frozenset(), + apply_retention_policies=True, ): """ Check which events a user is allowed to see @@ -59,6 +60,10 @@ def filter_events_for_client( events always_include_ids (set(event_id)): set of event ids to specifically include (unless sender is ignored) + apply_retention_policies (bool): Whether to filter out events that's older than + allowed by the room's retention policy. Useful when this function is called + to e.g. check whether a user should be allowed to see the state at a given + event rather than to know if it should send an event to a user's client(s). Returns: Deferred[list[synapse.events.EventBase]] @@ -86,13 +91,14 @@ def filter_events_for_client( erased_senders = yield storage.main.are_users_erased((e.sender for e in events)) - room_ids = set(e.room_id for e in events) - retention_policies = {} + if apply_retention_policies: + room_ids = set(e.room_id for e in events) + retention_policies = {} - for room_id in room_ids: - retention_policies[room_id] = yield storage.main.get_retention_policy_for_room( - room_id - ) + for room_id in room_ids: + retention_policies[room_id] = ( + yield storage.main.get_retention_policy_for_room(room_id) + ) def allowed(event): """ @@ -113,7 +119,7 @@ def filter_events_for_client( # Don't try to apply the room's retention policy if the event is a state event, as # MSC1763 states that retention is only considered for non-state events. - if not event.is_state(): + if apply_retention_policies and not event.is_state(): retention_policy = retention_policies[event.room_id] max_lifetime = retention_policy.get("max_lifetime") |