synapse-product/synapse/handlers/profile.py
2014-08-12 15:10:52 +01:00

170 lines
5.6 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2014 matrix.org
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from twisted.internet import defer
from synapse.api.errors import SynapseError, AuthError
from synapse.api.errors import CodeMessageException
from ._base import BaseHandler
import logging
logger = logging.getLogger(__name__)
PREFIX = "/matrix/client/api/v1"
class ProfileHandler(BaseHandler):
def __init__(self, hs):
super(ProfileHandler, self).__init__(hs)
self.client = hs.get_http_client()
distributor = hs.get_distributor()
self.distributor = distributor
distributor.observe("registered_user", self.registered_user)
distributor.observe(
"collect_presencelike_data", self.collect_presencelike_data
)
def registered_user(self, user):
self.store.create_profile(user.localpart)
@defer.inlineCallbacks
def get_displayname(self, target_user, local_only=False):
if target_user.is_mine:
displayname = yield self.store.get_profile_displayname(
target_user.localpart
)
defer.returnValue(displayname)
elif not local_only:
# TODO(paul): This should use the server-server API to ask another
# HS. For now we'll just have it use the http client to talk to the
# other HS's REST client API
path = PREFIX + "/profile/%s/displayname?local_only=1" % (
target_user.to_string()
)
try:
result = yield self.client.get_json(
destination=target_user.domain,
path=path
)
except CodeMessageException as e:
if e.code != 404:
logger.exception("Failed to get displayname")
raise
except:
logger.exception("Failed to get displayname")
defer.returnValue(result["displayname"])
else:
raise SynapseError(400, "User is not hosted on this Home Server")
@defer.inlineCallbacks
def set_displayname(self, target_user, auth_user, new_displayname):
"""target_user is the user whose displayname is to be changed;
auth_user is the user attempting to make this change."""
if not target_user.is_mine:
raise SynapseError(400, "User is not hosted on this Home Server")
if target_user != auth_user:
raise AuthError(400, "Cannot set another user's displayname")
yield self.store.set_profile_displayname(
target_user.localpart, new_displayname
)
yield self.distributor.fire(
"changed_presencelike_data", target_user, {
"displayname": new_displayname,
}
)
@defer.inlineCallbacks
def get_avatar_url(self, target_user, local_only=False):
if target_user.is_mine:
avatar_url = yield self.store.get_profile_avatar_url(
target_user.localpart
)
defer.returnValue(avatar_url)
elif not local_only:
# TODO(paul): This should use the server-server API to ask another
# HS. For now we'll just have it use the http client to talk to the
# other HS's REST client API
destination = target_user.domain
path = PREFIX + "/profile/%s/avatar_url?local_only=1" % (
target_user.to_string(),
)
try:
result = yield self.client.get_json(
destination=destination,
path=path
)
except CodeMessageException as e:
if e.code != 404:
logger.exception("Failed to get avatar_url")
raise
except:
logger.exception("Failed to get avatar_url")
defer.returnValue(result["avatar_url"])
else:
raise SynapseError(400, "User is not hosted on this Home Server")
@defer.inlineCallbacks
def set_avatar_url(self, target_user, auth_user, new_avatar_url):
"""target_user is the user whose avatar_url is to be changed;
auth_user is the user attempting to make this change."""
if not target_user.is_mine:
raise SynapseError(400, "User is not hosted on this Home Server")
if target_user != auth_user:
raise AuthError(400, "Cannot set another user's avatar_url")
yield self.store.set_profile_avatar_url(
target_user.localpart, new_avatar_url
)
yield self.distributor.fire(
"changed_presencelike_data", target_user, {
"avatar_url": new_avatar_url,
}
)
@defer.inlineCallbacks
def collect_presencelike_data(self, user, state):
if not user.is_mine:
defer.returnValue(None)
(displayname, avatar_url) = yield defer.gatherResults([
self.store.get_profile_displayname(user.localpart),
self.store.get_profile_avatar_url(user.localpart),
])
state["displayname"] = displayname
state["avatar_url"] = avatar_url
defer.returnValue(None)