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# -*- 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 ._base import BaseHandler
from synapse.api.errors import SynapseError
import logging
import json
import urllib
logger = logging.getLogger(__name__)
# TODO(erikj): This needs to be factored out somewere
PREFIX = "/matrix/client/api/v1"
class DirectoryHandler(BaseHandler):
def __init__(self, hs):
super(DirectoryHandler, self).__init__(hs)
self.federation = hs.get_replication_layer()
self.federation.register_query_handler(
"directory", self.on_directory_query
)
@defer.inlineCallbacks
def create_association(self, room_alias, room_id, servers):
# TODO(erikj): Do auth.
if not room_alias.is_mine:
raise SynapseError(400, "Room alias must be local")
# TODO(erikj): Change this.
# TODO(erikj): Add transactions.
# TODO(erikj): Check if there is a current association.
yield self.store.create_room_alias_association(
room_alias,
room_id,
servers
)
@defer.inlineCallbacks
def get_association(self, room_alias):
room_id = None
if room_alias.is_mine:
result = yield self.store.get_association_from_room_alias(
room_alias
)
if result:
room_id = result.room_id
servers = result.servers
else:
result = yield self.federation.make_query(
destination=room_alias.domain,
query_type="directory",
args={"room_alias": room_alias.to_string()},
)
if result and "room_id" in result and "servers" in result:
room_id = result["room_id"]
servers = result["servers"]
if not room_id:
defer.returnValue({})
return
defer.returnValue({
"room_id": room_id,
"servers": servers,
})
return
@defer.inlineCallbacks
def on_directory_query(self, args):
room_alias = self.hs.parse_roomalias(args["room_alias"])
if not room_alias.is_mine:
raise SynapseError(
400, "Room Alias is not hosted on this Home Server"
)
result = yield self.store.get_association_from_room_alias(
room_alias
)
defer.returnValue({
"room_id": result.room_id,
"servers": result.servers,
})
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