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https://git.anonymousland.org/anonymousland/synapse.git
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Add get_room_version
method
So that we can start factoring out some of this boilerplatey boilerplate.
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@ -402,11 +402,9 @@ class UnsupportedRoomVersionError(SynapseError):
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"""The client's request to create a room used a room version that the server does
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not support."""
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def __init__(self):
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def __init__(self, msg="Homeserver does not support this room version"):
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super(UnsupportedRoomVersionError, self).__init__(
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code=400,
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msg="Homeserver does not support this room version",
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errcode=Codes.UNSUPPORTED_ROOM_VERSION,
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code=400, msg=msg, errcode=Codes.UNSUPPORTED_ROOM_VERSION,
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)
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@ -1,5 +1,6 @@
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# -*- coding: utf-8 -*-
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# Copyright 2014-2016 OpenMarket Ltd
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# Copyright 2020 The Matrix.org Foundation C.I.C.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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@ -22,7 +23,8 @@ from six import iteritems
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from twisted.internet import defer
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from synapse.api.constants import EventTypes, Membership
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from synapse.api.errors import NotFoundError
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from synapse.api.errors import NotFoundError, UnsupportedRoomVersionError
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from synapse.api.room_versions import KNOWN_ROOM_VERSIONS, RoomVersion
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from synapse.events import EventBase
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from synapse.events.snapshot import EventContext
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from synapse.storage._base import SQLBaseStore
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@ -61,6 +63,27 @@ class StateGroupWorkerStore(EventsWorkerStore, SQLBaseStore):
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def __init__(self, database: Database, db_conn, hs):
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super(StateGroupWorkerStore, self).__init__(database, db_conn, hs)
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async def get_room_version(self, room_id: str) -> RoomVersion:
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"""Get the room_version of a given room
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Raises:
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NotFoundError: if the room is unknown
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UnsupportedRoomVersionError: if the room uses an unknown room version.
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Typically this happens if support for the room's version has been
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removed from Synapse.
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"""
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room_version_id = await self.get_room_version_id(room_id)
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v = KNOWN_ROOM_VERSIONS.get(room_version_id)
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if not v:
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raise UnsupportedRoomVersionError(
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"Room %s uses a room version %s which is no longer supported"
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% (room_id, room_version_id)
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)
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return v
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@cached(max_entries=10000)
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async def get_room_version_id(self, room_id: str) -> str:
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"""Get the room_version of a given room
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