95 lines
2.8 KiB
Python
95 lines
2.8 KiB
Python
# Copyright 2016 OpenMarket Ltd
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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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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import logging
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from typing import TYPE_CHECKING, Tuple
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from synapse.api.errors import Codes, ShadowBanError, SynapseError
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from synapse.api.room_versions import KNOWN_ROOM_VERSIONS
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from synapse.http.server import HttpServer
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from synapse.http.servlet import (
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RestServlet,
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assert_params_in_dict,
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parse_json_object_from_request,
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)
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from synapse.http.site import SynapseRequest
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from synapse.types import JsonDict
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from synapse.util import stringutils
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from ._base import client_patterns
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if TYPE_CHECKING:
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from synapse.server import HomeServer
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logger = logging.getLogger(__name__)
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class RoomUpgradeRestServlet(RestServlet):
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"""Handler for room upgrade requests.
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Handles requests of the form:
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POST /_matrix/client/r0/rooms/$roomid/upgrade HTTP/1.1
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Content-Type: application/json
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{
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"new_version": "2",
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}
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Creates a new room and shuts down the old one. Returns the ID of the new room.
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"""
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PATTERNS = client_patterns(
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# /rooms/$roomid/upgrade
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"/rooms/(?P<room_id>[^/]*)/upgrade$"
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)
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def __init__(self, hs: "HomeServer"):
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super().__init__()
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self._hs = hs
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self._room_creation_handler = hs.get_room_creation_handler()
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self._auth = hs.get_auth()
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async def on_POST(
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self, request: SynapseRequest, room_id: str
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) -> Tuple[int, JsonDict]:
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requester = await self._auth.get_user_by_req(request)
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content = parse_json_object_from_request(request)
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assert_params_in_dict(content, ("new_version",))
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new_version = KNOWN_ROOM_VERSIONS.get(content["new_version"])
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if new_version is None:
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raise SynapseError(
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400,
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"Your homeserver does not support this room version",
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Codes.UNSUPPORTED_ROOM_VERSION,
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)
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try:
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new_room_id = await self._room_creation_handler.upgrade_room(
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requester, room_id, new_version
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)
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except ShadowBanError:
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# Generate a random room ID.
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new_room_id = stringutils.random_string(18)
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ret = {"replacement_room": new_room_id}
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return 200, ret
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def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
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RoomUpgradeRestServlet(hs).register(http_server)
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