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79767a1108
This adds support for the `via` query parameter from https://github.com/matrix-org/matrix-spec-proposals/pull/4156.
110 lines
3.6 KiB
Python
110 lines
3.6 KiB
Python
#
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# This file is licensed under the Affero General Public License (AGPL) version 3.
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#
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# Copyright 2020 The Matrix.org Foundation C.I.C.
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# Copyright 2020 Sorunome
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# Copyright (C) 2023 New Vector, Ltd
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# See the GNU Affero General Public License for more details:
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# <https://www.gnu.org/licenses/agpl-3.0.html>.
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#
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# Originally licensed under the Apache License, Version 2.0:
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# <http://www.apache.org/licenses/LICENSE-2.0>.
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#
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# [This file includes modifications made by New Vector Limited]
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#
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#
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import logging
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from typing import TYPE_CHECKING, Dict, List, Tuple
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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.server import HttpServer
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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.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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CATEGORY = "Event sending requests"
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def __init__(self, hs: "HomeServer"):
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super().__init__()
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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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self._support_via = hs.config.experimental.msc4156_enabled
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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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) -> 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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if self._support_via:
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remote_room_hosts = parse_strings_from_args(
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args,
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"org.matrix.msc4156.via",
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default=remote_room_hosts,
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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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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 register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
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KnockRoomAliasServlet(hs).register(http_server)
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