mirror of
https://mau.dev/maunium/synapse.git
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185 lines
6.3 KiB
Python
185 lines
6.3 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014-2016 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 twisted.internet import defer
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import synapse.types
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from synapse.api.errors import SynapseError, AuthError, CodeMessageException
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from synapse.types import UserID
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from ._base import BaseHandler
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logger = logging.getLogger(__name__)
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class ProfileHandler(BaseHandler):
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def __init__(self, hs):
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super(ProfileHandler, self).__init__(hs)
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self.federation = hs.get_replication_layer()
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self.federation.register_query_handler(
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"profile", self.on_profile_query
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)
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@defer.inlineCallbacks
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def get_displayname(self, target_user):
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if self.hs.is_mine(target_user):
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displayname = yield self.store.get_profile_displayname(
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target_user.localpart
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)
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defer.returnValue(displayname)
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else:
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try:
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result = yield self.federation.make_query(
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destination=target_user.domain,
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query_type="profile",
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args={
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"user_id": target_user.to_string(),
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"field": "displayname",
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},
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ignore_backoff=True,
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)
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except CodeMessageException as e:
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if e.code != 404:
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logger.exception("Failed to get displayname")
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raise
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except:
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logger.exception("Failed to get displayname")
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else:
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defer.returnValue(result["displayname"])
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@defer.inlineCallbacks
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def set_displayname(self, target_user, requester, new_displayname, by_admin=False):
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"""target_user is the user whose displayname is to be changed;
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auth_user is the user attempting to make this change."""
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if not self.hs.is_mine(target_user):
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raise SynapseError(400, "User is not hosted on this Home Server")
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if not by_admin and target_user != requester.user:
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raise AuthError(400, "Cannot set another user's displayname")
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if new_displayname == '':
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new_displayname = None
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yield self.store.set_profile_displayname(
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target_user.localpart, new_displayname
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)
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yield self._update_join_states(requester)
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@defer.inlineCallbacks
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def get_avatar_url(self, target_user):
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if self.hs.is_mine(target_user):
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avatar_url = yield self.store.get_profile_avatar_url(
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target_user.localpart
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)
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defer.returnValue(avatar_url)
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else:
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try:
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result = yield self.federation.make_query(
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destination=target_user.domain,
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query_type="profile",
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args={
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"user_id": target_user.to_string(),
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"field": "avatar_url",
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},
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ignore_backoff=True,
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)
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except CodeMessageException as e:
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if e.code != 404:
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logger.exception("Failed to get avatar_url")
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raise
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except:
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logger.exception("Failed to get avatar_url")
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defer.returnValue(result["avatar_url"])
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@defer.inlineCallbacks
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def set_avatar_url(self, target_user, requester, new_avatar_url, by_admin=False):
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"""target_user is the user whose avatar_url is to be changed;
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auth_user is the user attempting to make this change."""
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if not self.hs.is_mine(target_user):
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raise SynapseError(400, "User is not hosted on this Home Server")
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if not by_admin and target_user != requester.user:
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raise AuthError(400, "Cannot set another user's avatar_url")
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yield self.store.set_profile_avatar_url(
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target_user.localpart, new_avatar_url
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)
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yield self._update_join_states(requester)
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@defer.inlineCallbacks
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def on_profile_query(self, args):
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user = UserID.from_string(args["user_id"])
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if not self.hs.is_mine(user):
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raise SynapseError(400, "User is not hosted on this Home Server")
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just_field = args.get("field", None)
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response = {}
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if just_field is None or just_field == "displayname":
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response["displayname"] = yield self.store.get_profile_displayname(
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user.localpart
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)
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if just_field is None or just_field == "avatar_url":
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response["avatar_url"] = yield self.store.get_profile_avatar_url(
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user.localpart
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)
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defer.returnValue(response)
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@defer.inlineCallbacks
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def _update_join_states(self, requester):
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user = requester.user
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if not self.hs.is_mine(user):
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return
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yield self.ratelimit(requester)
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room_ids = yield self.store.get_rooms_for_user(
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user.to_string(),
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)
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for room_id in room_ids:
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handler = self.hs.get_handlers().room_member_handler
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try:
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# Assume the user isn't a guest because we don't let guests set
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# profile or avatar data.
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# XXX why are we recreating `requester` here for each room?
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# what was wrong with the `requester` we were passed?
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requester = synapse.types.create_requester(user)
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yield handler.update_membership(
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requester,
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user,
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room_id,
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"join", # We treat a profile update like a join.
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ratelimit=False, # Try to hide that these events aren't atomic.
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)
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except Exception as e:
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logger.warn(
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"Failed to update join event for room %s - %s",
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room_id, str(e.message)
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)
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