diff options
Diffstat (limited to 'synapse')
| -rw-r--r-- | synapse/module_api/__init__.py | 27 | ||||
| -rw-r--r-- | synapse/storage/controllers/state.py | 2 |
2 files changed, 28 insertions, 1 deletions
diff --git a/synapse/module_api/__init__.py b/synapse/module_api/__init__.py index 134bd2e620..a8d6224a45 100644 --- a/synapse/module_api/__init__.py +++ b/synapse/module_api/__init__.py @@ -122,6 +122,7 @@ from synapse.types import ( JsonMapping, Requester, RoomAlias, + RoomID, StateMap, UserID, UserInfo, @@ -1570,6 +1571,32 @@ class ModuleApi: start_timestamp, end_timestamp ) + async def get_canonical_room_alias(self, room_id: RoomID) -> Optional[RoomAlias]: + """ + Retrieve the given room's current canonical alias. + + A room may declare an alias as "canonical", meaning that it is the + preferred alias to use when referring to the room. This function + retrieves that alias from the room's state. + + Added in Synapse v1.86.0. + + Args: + room_id: The Room ID to find the alias of. + + Returns: + None if the room ID does not exist, or if the room exists but has no canonical alias. + Otherwise, the parsed room alias. + """ + room_alias_str = ( + await self._storage_controllers.state.get_canonical_alias_for_room( + room_id.to_string() + ) + ) + if room_alias_str: + return RoomAlias.from_string(room_alias_str) + return None + async def lookup_room_alias(self, room_alias: str) -> Tuple[str, List[str]]: """ Get the room ID associated with a room alias. diff --git a/synapse/storage/controllers/state.py b/synapse/storage/controllers/state.py index 7089b0a1d8..233df7cce2 100644 --- a/synapse/storage/controllers/state.py +++ b/synapse/storage/controllers/state.py @@ -485,7 +485,7 @@ class StateStorageController: if not event: return None - return event.content.get("canonical_alias") + return event.content.get("alias") @trace @tag_args |