mirror of
https://mau.dev/maunium/synapse.git
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108 lines
3.5 KiB
Python
108 lines
3.5 KiB
Python
# Copyright 2020 Sorunome
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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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# 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, Dict, List, Optional, Tuple
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from twisted.web.server import Request
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from synapse.api.constants import Membership
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from synapse.api.errors import SynapseError
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from synapse.http.servlet import (
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RestServlet,
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parse_json_object_from_request,
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parse_strings_from_args,
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)
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from synapse.http.site import SynapseRequest
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from synapse.logging.opentracing import set_tag
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from synapse.rest.client.transactions import HttpTransactionCache
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from synapse.types import JsonDict, RoomAlias, RoomID
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if TYPE_CHECKING:
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from synapse.app.homeserver import HomeServer
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from ._base import client_patterns
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logger = logging.getLogger(__name__)
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class KnockRoomAliasServlet(RestServlet):
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"""
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POST /knock/{roomIdOrAlias}
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"""
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PATTERNS = client_patterns("/knock/(?P<room_identifier>[^/]*)")
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def __init__(self, hs: "HomeServer"):
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super().__init__()
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self.txns = HttpTransactionCache(hs)
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self.room_member_handler = hs.get_room_member_handler()
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self.auth = hs.get_auth()
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async def on_POST(
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self,
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request: SynapseRequest,
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room_identifier: str,
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txn_id: Optional[str] = None,
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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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event_content = None
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if "reason" in content:
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event_content = {"reason": content["reason"]}
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if RoomID.is_valid(room_identifier):
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room_id = room_identifier
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# twisted.web.server.Request.args is incorrectly defined as Optional[Any]
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args: Dict[bytes, List[bytes]] = request.args # type: ignore
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remote_room_hosts = parse_strings_from_args(
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args, "server_name", required=False
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)
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elif RoomAlias.is_valid(room_identifier):
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handler = self.room_member_handler
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room_alias = RoomAlias.from_string(room_identifier)
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room_id_obj, remote_room_hosts = await handler.lookup_room_alias(room_alias)
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room_id = room_id_obj.to_string()
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else:
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raise SynapseError(
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400, "%s was not legal room ID or room alias" % (room_identifier,)
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)
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await self.room_member_handler.update_membership(
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requester=requester,
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target=requester.user,
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room_id=room_id,
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action=Membership.KNOCK,
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txn_id=txn_id,
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third_party_signed=None,
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remote_room_hosts=remote_room_hosts,
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content=event_content,
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)
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return 200, {"room_id": room_id}
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def on_PUT(self, request: Request, room_identifier: str, txn_id: str):
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set_tag("txn_id", txn_id)
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return self.txns.fetch_or_execute_request(
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request, self.on_POST, request, room_identifier, txn_id
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)
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def register_servlets(hs, http_server):
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KnockRoomAliasServlet(hs).register(http_server)
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