2016-01-06 21:26:29 -07:00
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# Copyright 2014-2016 OpenMarket Ltd
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2014-08-12 08:10:52 -06:00
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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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2018-07-09 00:09:20 -06:00
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import logging
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import string
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2021-04-29 05:17:28 -06:00
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from typing import TYPE_CHECKING, Iterable, List, Optional
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2018-07-09 00:09:20 -06:00
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2019-05-08 10:01:30 -06:00
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from synapse.api.constants import MAX_ALIAS_LENGTH, EventTypes
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2018-09-17 06:19:00 -06:00
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from synapse.api.errors import (
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AuthError,
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CodeMessageException,
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Codes,
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NotFoundError,
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2021-07-15 03:35:46 -06:00
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RequestSendFailed,
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2020-08-24 11:58:56 -06:00
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ShadowBanError,
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2018-09-17 06:19:00 -06:00
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StoreError,
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SynapseError,
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)
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2020-03-04 09:30:46 -07:00
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from synapse.appservice import ApplicationService
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2021-04-29 05:17:28 -06:00
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from synapse.storage.databases.main.directory import RoomAliasMapping
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from synapse.types import JsonDict, Requester, RoomAlias, UserID, get_domain_from_id
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2014-08-12 08:10:52 -06:00
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2021-04-29 05:17:28 -06:00
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if TYPE_CHECKING:
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from synapse.server import HomeServer
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2014-08-12 08:10:52 -06:00
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logger = logging.getLogger(__name__)
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2021-10-08 05:44:43 -06:00
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class DirectoryHandler:
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2021-04-29 05:17:28 -06:00
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def __init__(self, hs: "HomeServer"):
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2021-10-08 05:44:43 -06:00
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self.auth = hs.get_auth()
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self.hs = hs
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2016-03-17 05:09:03 -06:00
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self.state = hs.get_state_handler()
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2016-05-31 06:53:48 -06:00
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self.appservice_handler = hs.get_application_service_handler()
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2018-01-15 09:52:07 -07:00
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self.event_creation_handler = hs.get_event_creation_handler()
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2022-02-23 04:04:02 -07:00
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self.store = hs.get_datastores().main
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2018-10-17 09:14:04 -06:00
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self.config = hs.config
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2021-09-24 05:25:21 -06:00
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self.enable_room_list_search = hs.config.roomdirectory.enable_room_list_search
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2021-09-29 04:44:15 -06:00
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self.require_membership = hs.config.server.require_membership_for_aliases
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2020-10-05 07:57:46 -06:00
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self.third_party_event_rules = hs.get_third_party_event_rules()
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2021-10-08 05:44:43 -06:00
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self.server_name = hs.hostname
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2016-03-17 05:09:03 -06:00
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2018-03-13 07:26:52 -06:00
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self.federation = hs.get_federation_client()
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2018-03-12 10:17:08 -06:00
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hs.get_federation_registry().register_query_handler(
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2014-08-13 11:03:37 -06:00
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"directory", self.on_directory_query
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)
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2014-08-12 08:10:52 -06:00
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2017-10-04 03:47:54 -06:00
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self.spam_checker = hs.get_spam_checker()
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2020-06-22 05:18:00 -06:00
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async def _create_association(
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2020-03-04 09:30:46 -07:00
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self,
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room_alias: RoomAlias,
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room_id: str,
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servers: Optional[Iterable[str]] = None,
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creator: Optional[str] = None,
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) -> None:
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2015-02-06 03:57:14 -07:00
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# general association creation for both human users and app services
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2014-08-12 08:10:52 -06:00
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2015-05-14 06:21:55 -06:00
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for wchar in string.whitespace:
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2019-01-30 03:53:17 -07:00
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if wchar in room_alias.localpart:
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raise SynapseError(400, "Invalid characters in room alias")
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2015-05-14 06:21:55 -06:00
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2014-12-02 03:42:28 -07:00
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if not self.hs.is_mine(room_alias):
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2014-08-12 08:10:52 -06:00
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raise SynapseError(400, "Room alias must be local")
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# TODO(erikj): Change this.
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# TODO(erikj): Add transactions.
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# TODO(erikj): Check if there is a current association.
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2014-09-03 09:04:21 -06:00
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if not servers:
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2021-05-05 09:49:34 -06:00
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users = await self.store.get_users_in_room(room_id)
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2020-02-21 05:15:07 -07:00
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servers = {get_domain_from_id(u) for u in users}
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2014-09-03 09:04:21 -06:00
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if not servers:
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raise SynapseError(400, "Failed to get server list")
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2020-06-22 05:18:00 -06:00
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await self.store.create_room_alias_association(
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2016-03-01 07:46:31 -07:00
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room_alias, room_id, servers, creator=creator
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2014-11-18 08:03:01 -07:00
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)
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2014-09-05 14:35:56 -06:00
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2020-05-01 08:15:36 -06:00
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async def create_association(
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2020-03-04 09:30:46 -07:00
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self,
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requester: Requester,
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room_alias: RoomAlias,
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room_id: str,
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servers: Optional[List[str]] = None,
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check_membership: bool = True,
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2020-06-22 05:18:00 -06:00
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) -> None:
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2018-10-18 09:14:24 -06:00
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"""Attempt to create a new alias
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Args:
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2020-03-04 09:30:46 -07:00
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requester
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room_alias
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room_id
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servers: Iterable of servers that others servers should try and join via
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check_membership: Whether to check if the user is in the room
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2019-05-02 02:21:29 -06:00
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before the alias can be set (if the server's config requires it).
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2018-10-18 09:14:24 -06:00
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"""
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user_id = requester.user.to_string()
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2021-04-29 05:17:28 -06:00
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room_alias_str = room_alias.to_string()
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2018-10-18 09:14:24 -06:00
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2021-04-29 05:17:28 -06:00
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if len(room_alias_str) > MAX_ALIAS_LENGTH:
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2019-05-02 02:21:29 -06:00
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raise SynapseError(
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400,
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2019-05-08 10:01:30 -06:00
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"Can't create aliases longer than %s characters" % MAX_ALIAS_LENGTH,
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2019-05-02 02:21:29 -06:00
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Codes.INVALID_PARAM,
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)
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2018-10-18 09:14:24 -06:00
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service = requester.app_service
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if service:
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2022-03-03 11:14:09 -07:00
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if not service.is_room_alias_in_namespace(room_alias_str):
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2018-10-18 09:14:24 -06:00
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raise SynapseError(
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400,
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2019-11-21 05:00:14 -07:00
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"This application service has not reserved this kind of alias.",
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2018-10-18 09:14:24 -06:00
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errcode=Codes.EXCLUSIVE,
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)
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else:
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2020-04-01 06:27:05 -06:00
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# Server admins are not subject to the same constraints as normal
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# users when creating an alias (e.g. being in the room).
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2020-05-01 08:15:36 -06:00
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is_admin = await self.auth.is_server_admin(requester.user)
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2020-04-01 06:27:05 -06:00
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if (self.require_membership and check_membership) and not is_admin:
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2020-05-01 08:15:36 -06:00
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rooms_for_user = await self.store.get_rooms_for_user(user_id)
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2019-05-02 02:21:29 -06:00
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if room_id not in rooms_for_user:
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raise AuthError(
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403, "You must be in the room to create an alias for it"
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)
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2020-12-11 12:05:15 -07:00
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if not await self.spam_checker.user_may_create_room_alias(
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user_id, room_alias
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):
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2018-10-18 09:14:24 -06:00
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raise AuthError(403, "This user is not permitted to create this alias")
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2015-02-06 03:57:14 -07:00
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2021-09-24 05:25:21 -06:00
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if not self.config.roomdirectory.is_alias_creation_allowed(
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2021-04-29 05:17:28 -06:00
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user_id, room_id, room_alias_str
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2019-02-14 09:02:23 -07:00
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):
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2021-10-25 08:24:49 -06:00
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# Let's just return a generic message, as there may be all sorts of
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2018-10-17 09:14:04 -06:00
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# reasons why we said no. TODO: Allow configurable error messages
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# per alias creation rule?
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raise SynapseError(403, "Not allowed to create alias")
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2020-06-22 05:18:00 -06:00
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can_create = self.can_modify_alias(room_alias, user_id=user_id)
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2018-10-18 09:14:24 -06:00
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if not can_create:
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raise AuthError(
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400,
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"This alias is reserved by an application service.",
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errcode=Codes.EXCLUSIVE,
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)
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2017-10-04 03:47:54 -06:00
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2020-05-01 08:15:36 -06:00
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await self._create_association(room_alias, room_id, servers, creator=user_id)
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2015-02-06 03:57:14 -07:00
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2020-06-22 05:18:00 -06:00
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async def delete_association(
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self, requester: Requester, room_alias: RoomAlias
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) -> str:
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2018-10-26 08:11:35 -06:00
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"""Remove an alias from the directory
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2014-09-05 14:35:56 -06:00
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2018-10-26 08:11:35 -06:00
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(this is only meant for human users; AS users should call
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delete_appservice_association)
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Args:
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2020-03-04 09:30:46 -07:00
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requester
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room_alias
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2018-10-26 08:11:35 -06:00
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Returns:
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2020-06-22 05:18:00 -06:00
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room id that the alias used to point to
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2018-10-26 08:11:35 -06:00
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Raises:
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NotFoundError: if the alias doesn't exist
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AuthError: if the user doesn't have perms to delete the alias (ie, the user
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is neither the creator of the alias, nor a server admin.
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SynapseError: if the alias belongs to an AS
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"""
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2018-10-18 09:14:24 -06:00
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user_id = requester.user.to_string()
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2018-09-17 06:19:00 -06:00
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try:
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2020-05-01 08:15:36 -06:00
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can_delete = await self._user_can_delete_alias(room_alias, user_id)
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2018-09-17 06:19:00 -06:00
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except StoreError as e:
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if e.code == 404:
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raise NotFoundError("Unknown room alias")
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raise
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2016-03-01 07:46:31 -07:00
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if not can_delete:
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raise AuthError(403, "You don't have permission to delete the alias.")
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2014-08-12 08:10:52 -06:00
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2020-06-22 05:18:00 -06:00
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can_delete = self.can_modify_alias(room_alias, user_id=user_id)
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2015-02-09 08:01:28 -07:00
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if not can_delete:
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2015-02-05 09:29:56 -07:00
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raise SynapseError(
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2015-02-06 03:57:14 -07:00
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400,
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"This alias is reserved by an application service.",
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errcode=Codes.EXCLUSIVE,
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2015-02-05 09:29:56 -07:00
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)
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2020-05-01 08:15:36 -06:00
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room_id = await self._delete_association(room_alias)
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2021-11-12 12:56:00 -07:00
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if room_id is None:
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# It's possible someone else deleted the association after the
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# checks above, but before we did the deletion.
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raise NotFoundError("Unknown room alias")
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2016-03-17 05:09:03 -06:00
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try:
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2020-05-01 08:15:36 -06:00
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await self._update_canonical_alias(requester, user_id, room_id, room_alias)
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2020-08-24 11:58:56 -06:00
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except ShadowBanError as e:
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logger.info("Failed to update alias events due to shadow-ban: %s", e)
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2016-03-17 05:09:03 -06:00
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except AuthError as e:
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logger.info("Failed to update alias events: %s", e)
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2019-07-23 07:00:55 -06:00
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return room_id
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2015-02-06 04:32:07 -07:00
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2020-06-22 05:18:00 -06:00
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async def delete_appservice_association(
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2020-03-04 09:30:46 -07:00
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self, service: ApplicationService, room_alias: RoomAlias
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2021-04-29 05:17:28 -06:00
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) -> None:
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2022-03-03 11:14:09 -07:00
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if not service.is_room_alias_in_namespace(room_alias.to_string()):
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2015-02-06 04:32:07 -07:00
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raise SynapseError(
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400,
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"This application service has not reserved this kind of alias",
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errcode=Codes.EXCLUSIVE,
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)
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2020-06-22 05:18:00 -06:00
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await self._delete_association(room_alias)
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2015-02-06 04:32:07 -07:00
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2021-11-12 12:56:00 -07:00
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async def _delete_association(self, room_alias: RoomAlias) -> Optional[str]:
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2015-02-06 04:32:07 -07:00
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if not self.hs.is_mine(room_alias):
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raise SynapseError(400, "Room alias must be local")
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2020-06-22 05:18:00 -06:00
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room_id = await self.store.delete_room_alias(room_alias)
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2014-09-05 14:35:56 -06:00
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2019-07-23 07:00:55 -06:00
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return room_id
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2015-02-06 04:32:07 -07:00
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2021-04-29 05:17:28 -06:00
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async def get_association(self, room_alias: RoomAlias) -> JsonDict:
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2014-08-12 08:10:52 -06:00
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room_id = None
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2014-12-02 03:42:28 -07:00
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if self.hs.is_mine(room_alias):
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2021-07-16 11:22:36 -06:00
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result: Optional[
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RoomAliasMapping
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] = await self.get_association_from_room_alias(room_alias)
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2014-08-12 08:10:52 -06:00
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if result:
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room_id = result.room_id
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servers = result.servers
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2014-08-13 11:03:37 -06:00
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else:
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2014-11-21 08:11:48 -07:00
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try:
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2021-10-27 10:27:23 -06:00
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fed_result: Optional[JsonDict] = await self.federation.make_query(
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2014-11-21 08:11:48 -07:00
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destination=room_alias.domain,
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query_type="directory",
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args={"room_alias": room_alias.to_string()},
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retry_on_dns_fail=False,
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2017-03-23 05:10:36 -06:00
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ignore_backoff=True,
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2014-11-21 08:11:48 -07:00
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)
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2021-07-15 03:35:46 -06:00
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except RequestSendFailed:
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raise SynapseError(502, "Failed to fetch alias")
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2014-11-21 08:11:48 -07:00
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except CodeMessageException as e:
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2019-11-01 06:03:44 -06:00
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logging.warning("Error retrieving alias")
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2014-11-21 08:11:48 -07:00
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if e.code == 404:
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2021-04-29 05:17:28 -06:00
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fed_result = None
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2014-11-21 08:11:48 -07:00
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else:
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2021-07-15 03:35:46 -06:00
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raise SynapseError(502, "Failed to fetch alias")
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2014-08-12 08:10:52 -06:00
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2021-04-29 05:17:28 -06:00
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|
|
if fed_result and "room_id" in fed_result and "servers" in fed_result:
|
|
|
|
room_id = fed_result["room_id"]
|
|
|
|
servers = fed_result["servers"]
|
2014-08-12 08:10:52 -06:00
|
|
|
|
|
|
|
if not room_id:
|
2014-11-21 08:11:48 -07:00
|
|
|
raise SynapseError(
|
|
|
|
404,
|
2015-02-24 08:00:12 -07:00
|
|
|
"Room alias %s not found" % (room_alias.to_string(),),
|
2014-11-21 08:11:48 -07:00
|
|
|
Codes.NOT_FOUND,
|
|
|
|
)
|
2014-08-12 08:10:52 -06:00
|
|
|
|
2021-05-05 09:49:34 -06:00
|
|
|
users = await self.store.get_users_in_room(room_id)
|
2020-02-21 05:15:07 -07:00
|
|
|
extra_servers = {get_domain_from_id(u) for u in users}
|
2021-12-30 11:47:12 -07:00
|
|
|
servers_set = set(extra_servers) | set(servers)
|
2015-02-04 08:02:23 -07:00
|
|
|
|
|
|
|
# If this server is in the list of servers, return it first.
|
2021-12-30 11:47:12 -07:00
|
|
|
if self.server_name in servers_set:
|
|
|
|
servers = [self.server_name] + [
|
|
|
|
s for s in servers_set if s != self.server_name
|
|
|
|
]
|
2015-02-04 08:02:23 -07:00
|
|
|
else:
|
2021-12-30 11:47:12 -07:00
|
|
|
servers = list(servers_set)
|
2014-09-03 09:04:21 -06:00
|
|
|
|
2019-07-23 07:00:55 -06:00
|
|
|
return {"room_id": room_id, "servers": servers}
|
2014-08-13 11:03:37 -06:00
|
|
|
|
2021-04-29 05:17:28 -06:00
|
|
|
async def on_directory_query(self, args: JsonDict) -> JsonDict:
|
2015-01-23 06:21:58 -07:00
|
|
|
room_alias = RoomAlias.from_string(args["room_alias"])
|
2014-12-02 03:42:28 -07:00
|
|
|
if not self.hs.is_mine(room_alias):
|
2019-11-12 06:08:12 -07:00
|
|
|
raise SynapseError(400, "Room Alias is not hosted on this homeserver")
|
2014-08-13 11:03:37 -06:00
|
|
|
|
2020-06-22 05:18:00 -06:00
|
|
|
result = await self.get_association_from_room_alias(room_alias)
|
2014-08-13 11:03:37 -06:00
|
|
|
|
2014-11-19 10:14:14 -07:00
|
|
|
if result is not None:
|
2019-07-23 07:00:55 -06:00
|
|
|
return {"room_id": result.room_id, "servers": result.servers}
|
2014-11-19 10:14:14 -07:00
|
|
|
else:
|
2014-11-20 10:26:36 -07:00
|
|
|
raise SynapseError(
|
2014-11-21 08:11:48 -07:00
|
|
|
404,
|
|
|
|
"Room alias %r not found" % (room_alias.to_string(),),
|
|
|
|
Codes.NOT_FOUND,
|
2014-11-20 10:26:36 -07:00
|
|
|
)
|
2014-09-30 04:31:22 -06:00
|
|
|
|
2020-05-01 08:15:36 -06:00
|
|
|
async def _update_canonical_alias(
|
2020-03-04 09:30:46 -07:00
|
|
|
self, requester: Requester, user_id: str, room_id: str, room_alias: RoomAlias
|
2021-04-29 05:17:28 -06:00
|
|
|
) -> None:
|
2020-02-18 05:29:44 -07:00
|
|
|
"""
|
|
|
|
Send an updated canonical alias event if the removed alias was set as
|
|
|
|
the canonical alias or listed in the alt_aliases field.
|
2020-08-24 11:58:56 -06:00
|
|
|
|
|
|
|
Raises:
|
|
|
|
ShadowBanError if the requester has been shadow-banned.
|
2020-02-18 05:29:44 -07:00
|
|
|
"""
|
2020-05-01 08:15:36 -06:00
|
|
|
alias_event = await self.state.get_current_state(
|
2016-03-17 05:09:03 -06:00
|
|
|
room_id, EventTypes.CanonicalAlias, ""
|
|
|
|
)
|
|
|
|
|
2020-02-18 05:29:44 -07:00
|
|
|
# There is no canonical alias, nothing to do.
|
|
|
|
if not alias_event:
|
2016-03-17 05:09:03 -06:00
|
|
|
return
|
|
|
|
|
2020-02-18 05:29:44 -07:00
|
|
|
# Obtain a mutable version of the event content.
|
|
|
|
content = dict(alias_event.content)
|
|
|
|
send_update = False
|
|
|
|
|
|
|
|
# Remove the alias property if it matches the removed alias.
|
|
|
|
alias_str = room_alias.to_string()
|
|
|
|
if alias_event.content.get("alias", "") == alias_str:
|
|
|
|
send_update = True
|
|
|
|
content.pop("alias", "")
|
|
|
|
|
2020-03-03 05:12:45 -07:00
|
|
|
# Filter the alt_aliases property for the removed alias. Note that the
|
|
|
|
# value is not modified if alt_aliases is of an unexpected form.
|
|
|
|
alt_aliases = content.get("alt_aliases")
|
|
|
|
if isinstance(alt_aliases, (list, tuple)) and alias_str in alt_aliases:
|
2020-02-18 05:29:44 -07:00
|
|
|
send_update = True
|
|
|
|
alt_aliases = [alias for alias in alt_aliases if alias != alias_str]
|
2020-03-03 05:12:45 -07:00
|
|
|
|
2020-02-18 05:29:44 -07:00
|
|
|
if alt_aliases:
|
|
|
|
content["alt_aliases"] = alt_aliases
|
2020-03-03 05:12:45 -07:00
|
|
|
else:
|
|
|
|
del content["alt_aliases"]
|
2020-02-18 05:29:44 -07:00
|
|
|
|
|
|
|
if send_update:
|
2020-05-01 08:15:36 -06:00
|
|
|
await self.event_creation_handler.create_and_send_nonmember_event(
|
2020-02-18 05:29:44 -07:00
|
|
|
requester,
|
|
|
|
{
|
|
|
|
"type": EventTypes.CanonicalAlias,
|
|
|
|
"state_key": "",
|
|
|
|
"room_id": room_id,
|
|
|
|
"sender": user_id,
|
|
|
|
"content": content,
|
|
|
|
},
|
|
|
|
ratelimit=False,
|
|
|
|
)
|
2016-03-17 05:09:03 -06:00
|
|
|
|
2021-04-29 05:17:28 -06:00
|
|
|
async def get_association_from_room_alias(
|
|
|
|
self, room_alias: RoomAlias
|
|
|
|
) -> Optional[RoomAliasMapping]:
|
2020-06-22 05:18:00 -06:00
|
|
|
result = await self.store.get_association_from_room_alias(room_alias)
|
2015-02-05 09:29:56 -07:00
|
|
|
if not result:
|
|
|
|
# Query AS to see if it exists
|
2016-05-31 06:53:48 -06:00
|
|
|
as_handler = self.appservice_handler
|
2020-06-22 05:18:00 -06:00
|
|
|
result = await as_handler.query_room_alias_exists(room_alias)
|
2019-07-23 07:00:55 -06:00
|
|
|
return result
|
2015-02-05 09:29:56 -07:00
|
|
|
|
2020-06-22 05:18:00 -06:00
|
|
|
def can_modify_alias(self, alias: RoomAlias, user_id: Optional[str] = None) -> bool:
|
2015-02-27 06:51:41 -07:00
|
|
|
# Any application service "interested" in an alias they are regexing on
|
|
|
|
# can modify the alias.
|
|
|
|
# Users can only modify the alias if ALL the interested services have
|
|
|
|
# non-exclusive locks on the alias (or there are no interested services)
|
2016-10-06 02:43:32 -06:00
|
|
|
services = self.store.get_app_services()
|
2015-02-05 09:29:56 -07:00
|
|
|
interested_services = [
|
2022-03-03 11:14:09 -07:00
|
|
|
s for s in services if s.is_room_alias_in_namespace(alias.to_string())
|
2015-02-05 09:29:56 -07:00
|
|
|
]
|
2015-02-27 06:51:41 -07:00
|
|
|
|
2015-02-09 08:01:28 -07:00
|
|
|
for service in interested_services:
|
|
|
|
if user_id == service.sender:
|
2015-02-27 06:51:41 -07:00
|
|
|
# this user IS the app service so they can do whatever they like
|
2020-06-22 05:18:00 -06:00
|
|
|
return True
|
2015-02-27 06:51:41 -07:00
|
|
|
elif service.is_exclusive_alias(alias.to_string()):
|
|
|
|
# another service has an exclusive lock on this alias.
|
2020-06-22 05:18:00 -06:00
|
|
|
return False
|
2015-02-27 06:51:41 -07:00
|
|
|
# either no interested services, or no service with an exclusive lock
|
2020-06-22 05:18:00 -06:00
|
|
|
return True
|
2016-03-01 07:46:31 -07:00
|
|
|
|
2021-04-29 05:17:28 -06:00
|
|
|
async def _user_can_delete_alias(self, alias: RoomAlias, user_id: str) -> bool:
|
2020-03-04 09:30:46 -07:00
|
|
|
"""Determine whether a user can delete an alias.
|
|
|
|
|
|
|
|
One of the following must be true:
|
|
|
|
|
|
|
|
1. The user created the alias.
|
|
|
|
2. The user is a server administrator.
|
|
|
|
3. The user has a power-level sufficient to send a canonical alias event
|
|
|
|
for the current room.
|
|
|
|
|
|
|
|
"""
|
2020-05-01 08:15:36 -06:00
|
|
|
creator = await self.store.get_room_alias_creator(alias.to_string())
|
2016-03-01 07:46:31 -07:00
|
|
|
|
2020-10-01 06:09:18 -06:00
|
|
|
if creator == user_id:
|
2019-07-23 07:00:55 -06:00
|
|
|
return True
|
2016-03-01 07:46:31 -07:00
|
|
|
|
2020-03-04 09:30:46 -07:00
|
|
|
# Resolve the alias to the corresponding room.
|
2020-05-01 08:15:36 -06:00
|
|
|
room_mapping = await self.get_association(alias)
|
2020-03-04 09:30:46 -07:00
|
|
|
room_id = room_mapping["room_id"]
|
|
|
|
if not room_id:
|
|
|
|
return False
|
|
|
|
|
2021-04-29 05:17:28 -06:00
|
|
|
return await self.auth.check_can_change_room_list(
|
2020-03-04 09:30:46 -07:00
|
|
|
room_id, UserID.from_string(user_id)
|
|
|
|
)
|
2016-03-21 08:03:20 -06:00
|
|
|
|
2020-05-01 08:15:36 -06:00
|
|
|
async def edit_published_room_list(
|
2020-03-04 09:30:46 -07:00
|
|
|
self, requester: Requester, room_id: str, visibility: str
|
2021-04-29 05:17:28 -06:00
|
|
|
) -> None:
|
2016-03-22 04:41:44 -06:00
|
|
|
"""Edit the entry of the room in the published room list.
|
|
|
|
|
|
|
|
requester
|
2020-03-04 09:30:46 -07:00
|
|
|
room_id
|
|
|
|
visibility: "public" or "private"
|
2016-03-22 04:41:44 -06:00
|
|
|
"""
|
2019-02-14 09:02:23 -07:00
|
|
|
user_id = requester.user.to_string()
|
|
|
|
|
2020-12-11 12:05:15 -07:00
|
|
|
if not await self.spam_checker.user_may_publish_room(user_id, room_id):
|
2017-10-04 07:29:33 -06:00
|
|
|
raise AuthError(
|
|
|
|
403, "This user is not permitted to publish rooms to the room list"
|
|
|
|
)
|
|
|
|
|
2016-03-21 08:03:20 -06:00
|
|
|
if requester.is_guest:
|
|
|
|
raise AuthError(403, "Guests cannot edit the published room list")
|
|
|
|
|
|
|
|
if visibility not in ["public", "private"]:
|
2016-03-21 18:52:31 -06:00
|
|
|
raise SynapseError(400, "Invalid visibility setting")
|
2016-03-21 08:03:20 -06:00
|
|
|
|
2019-03-20 08:30:36 -06:00
|
|
|
if visibility == "public" and not self.enable_room_list_search:
|
|
|
|
# The room list has been disabled.
|
|
|
|
raise AuthError(
|
|
|
|
403, "This user is not permitted to publish rooms to the room list"
|
|
|
|
)
|
|
|
|
|
2020-05-01 08:15:36 -06:00
|
|
|
room = await self.store.get_room(room_id)
|
2016-03-21 08:03:20 -06:00
|
|
|
if room is None:
|
|
|
|
raise SynapseError(400, "Unknown room")
|
|
|
|
|
2020-05-01 08:15:36 -06:00
|
|
|
can_change_room_list = await self.auth.check_can_change_room_list(
|
2020-03-04 09:30:46 -07:00
|
|
|
room_id, requester.user
|
|
|
|
)
|
|
|
|
if not can_change_room_list:
|
|
|
|
raise AuthError(
|
|
|
|
403,
|
|
|
|
"This server requires you to be a moderator in the room to"
|
|
|
|
" edit its room list entry",
|
|
|
|
)
|
2016-03-21 08:03:20 -06:00
|
|
|
|
2019-02-14 09:02:23 -07:00
|
|
|
making_public = visibility == "public"
|
2019-02-14 11:08:09 -07:00
|
|
|
if making_public:
|
2020-05-01 08:15:36 -06:00
|
|
|
room_aliases = await self.store.get_aliases_for_room(room_id)
|
|
|
|
canonical_alias = await self.store.get_canonical_alias_for_room(room_id)
|
2019-02-14 11:08:09 -07:00
|
|
|
if canonical_alias:
|
|
|
|
room_aliases.append(canonical_alias)
|
|
|
|
|
2021-09-24 05:25:21 -06:00
|
|
|
if not self.config.roomdirectory.is_publishing_room_allowed(
|
2019-02-14 11:08:09 -07:00
|
|
|
user_id, room_id, room_aliases
|
|
|
|
):
|
2021-10-25 08:24:49 -06:00
|
|
|
# Let's just return a generic message, as there may be all sorts of
|
2019-02-14 11:08:09 -07:00
|
|
|
# reasons why we said no. TODO: Allow configurable error messages
|
|
|
|
# per alias creation rule?
|
|
|
|
raise SynapseError(403, "Not allowed to publish room")
|
2019-02-14 09:02:23 -07:00
|
|
|
|
2020-10-05 07:57:46 -06:00
|
|
|
# Check if publishing is blocked by a third party module
|
|
|
|
allowed_by_third_party_rules = await (
|
|
|
|
self.third_party_event_rules.check_visibility_can_be_modified(
|
|
|
|
room_id, visibility
|
|
|
|
)
|
|
|
|
)
|
|
|
|
if not allowed_by_third_party_rules:
|
|
|
|
raise SynapseError(403, "Not allowed to publish room")
|
|
|
|
|
2020-05-01 08:15:36 -06:00
|
|
|
await self.store.set_room_is_public(room_id, making_public)
|
2016-12-06 03:43:48 -07:00
|
|
|
|
2020-06-22 05:18:00 -06:00
|
|
|
async def edit_published_appservice_room_list(
|
2020-03-04 09:30:46 -07:00
|
|
|
self, appservice_id: str, network_id: str, room_id: str, visibility: str
|
2021-04-29 05:17:28 -06:00
|
|
|
) -> None:
|
2016-12-07 02:58:33 -07:00
|
|
|
"""Add or remove a room from the appservice/network specific public
|
|
|
|
room list.
|
|
|
|
|
|
|
|
Args:
|
2020-03-04 09:30:46 -07:00
|
|
|
appservice_id: ID of the appservice that owns the list
|
|
|
|
network_id: The ID of the network the list is associated with
|
|
|
|
room_id
|
|
|
|
visibility: either "public" or "private"
|
2016-12-06 03:43:48 -07:00
|
|
|
"""
|
|
|
|
if visibility not in ["public", "private"]:
|
|
|
|
raise SynapseError(400, "Invalid visibility setting")
|
|
|
|
|
2020-06-22 05:18:00 -06:00
|
|
|
await self.store.set_room_is_public_appservice(
|
2016-12-06 03:43:48 -07:00
|
|
|
room_id, appservice_id, network_id, visibility == "public"
|
|
|
|
)
|
2020-02-18 09:23:25 -07:00
|
|
|
|
|
|
|
async def get_aliases_for_room(
|
|
|
|
self, requester: Requester, room_id: str
|
|
|
|
) -> List[str]:
|
|
|
|
"""
|
|
|
|
Get a list of the aliases that currently point to this room on this server
|
|
|
|
"""
|
|
|
|
# allow access to server admins and current members of the room
|
|
|
|
is_admin = await self.auth.is_server_admin(requester.user)
|
|
|
|
if not is_admin:
|
2020-02-18 16:15:54 -07:00
|
|
|
await self.auth.check_user_in_room_or_world_readable(
|
|
|
|
room_id, requester.user.to_string()
|
|
|
|
)
|
2020-02-18 09:23:25 -07:00
|
|
|
|
2021-04-29 05:17:28 -06:00
|
|
|
return await self.store.get_aliases_for_room(room_id)
|