389 lines
14 KiB
Python
389 lines
14 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014 matrix.org
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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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""" This module contains REST servlets to do with rooms: /rooms/<paths> """
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from twisted.internet import defer
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from base import RestServlet, client_path_pattern
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from synapse.api.errors import SynapseError, Codes
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from synapse.api.events.room import (
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MessageEvent, RoomMemberEvent, FeedbackEvent
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)
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from synapse.api.constants import Feedback
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from synapse.api.streams import PaginationConfig
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import json
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import logging
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import urllib
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logger = logging.getLogger(__name__)
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class RoomCreateRestServlet(RestServlet):
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# No PATTERN; we have custom dispatch rules here
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def register(self, http_server):
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# /rooms OR /rooms/<roomid>
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http_server.register_path("POST",
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client_path_pattern("/rooms$"),
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self.on_POST)
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http_server.register_path("PUT",
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client_path_pattern(
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"/rooms/(?P<room_id>[^/]*)$"),
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self.on_PUT)
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# define CORS for all of /rooms in RoomCreateRestServlet for simplicity
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http_server.register_path("OPTIONS",
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client_path_pattern("/rooms(?:/.*)?$"),
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self.on_OPTIONS)
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@defer.inlineCallbacks
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def on_PUT(self, request, room_id):
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room_id = urllib.unquote(room_id)
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auth_user = yield self.auth.get_user_by_req(request)
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if not room_id:
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raise SynapseError(400, "PUT must specify a room ID")
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room_config = self.get_room_config(request)
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info = yield self.make_room(room_config, auth_user, room_id)
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room_config.update(info)
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defer.returnValue((200, info))
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@defer.inlineCallbacks
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def on_POST(self, request):
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auth_user = yield self.auth.get_user_by_req(request)
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room_config = self.get_room_config(request)
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info = yield self.make_room(room_config, auth_user, None)
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room_config.update(info)
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defer.returnValue((200, info))
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@defer.inlineCallbacks
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def make_room(self, room_config, auth_user, room_id):
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handler = self.handlers.room_creation_handler
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info = yield handler.create_room(
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user_id=auth_user.to_string(),
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room_id=room_id,
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config=room_config
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)
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defer.returnValue(info)
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def get_room_config(self, request):
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try:
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user_supplied_config = json.loads(request.content.read())
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if "visibility" not in user_supplied_config:
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# default visibility
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user_supplied_config["visibility"] = "public"
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return user_supplied_config
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except (ValueError, TypeError):
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raise SynapseError(400, "Body must be JSON.",
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errcode=Codes.BAD_JSON)
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def on_OPTIONS(self, request):
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return (200, {})
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class RoomStateEventRestServlet(RestServlet):
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def register(self, http_server):
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# /room/$roomid/state/$eventtype
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no_state_key = "/rooms/(?P<room_id>[^/]*)/state/(?P<event_type>[^/]*)$"
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# /room/$roomid/state/$eventtype/$statekey
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state_key = ("/rooms/(?P<room_id>[^/]*)/state/" +
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"(?P<event_type>[^/]*)/(?P<state_key>[^/]*)$")
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http_server.register_path("GET",
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client_path_pattern(state_key),
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self.on_GET)
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http_server.register_path("PUT",
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client_path_pattern(state_key),
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self.on_PUT)
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http_server.register_path("GET",
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client_path_pattern(no_state_key),
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self.on_GET_no_state_key)
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http_server.register_path("PUT",
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client_path_pattern(no_state_key),
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self.on_PUT_no_state_key)
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def on_GET_no_state_key(self, request, room_id, event_type):
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return self.on_GET(request, room_id, event_type, "")
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def on_PUT_no_state_key(self, request, room_id, event_type):
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return self.on_PUT(request, room_id, event_type, "")
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@defer.inlineCallbacks
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def on_GET(self, request, room_id, event_type, state_key):
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user = yield self.auth.get_user_by_req(request)
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msg_handler = self.handlers.message_handler
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data = yield msg_handler.get_room_data(
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user_id=user.to_string(),
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room_id=urllib.unquote(room_id),
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event_type=urllib.unquote(event_type),
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state_key=urllib.unquote(state_key),
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)
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if not data:
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raise SynapseError(404, "Event not found.", errcode=Codes.NOT_FOUND)
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defer.returnValue((200, data[0].get_dict()["content"]))
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@defer.inlineCallbacks
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def on_PUT(self, request, room_id, event_type, state_key):
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user = yield self.auth.get_user_by_req(request)
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event_type = urllib.unquote(event_type)
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content = _parse_json(request)
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event = self.event_factory.create_event(
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etype=event_type,
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content=content,
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room_id=urllib.unquote(room_id),
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user_id=user.to_string(),
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state_key=urllib.unquote(state_key)
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)
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if event_type == RoomMemberEvent.TYPE:
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# membership events are special
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handler = self.handlers.room_member_handler
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yield handler.change_membership(event)
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defer.returnValue((200, ""))
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else:
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# store random bits of state
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msg_handler = self.handlers.message_handler
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yield msg_handler.store_room_data(
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event=event
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)
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defer.returnValue((200, ""))
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class JoinRoomAliasServlet(RestServlet):
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PATTERN = client_path_pattern("/join/(?P<room_alias>[^/]+)$")
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@defer.inlineCallbacks
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def on_PUT(self, request, room_alias):
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user = yield self.auth.get_user_by_req(request)
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if not user:
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defer.returnValue((403, "Unrecognized user"))
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logger.debug("room_alias: %s", room_alias)
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room_alias = self.hs.parse_roomalias(urllib.unquote(room_alias))
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handler = self.handlers.room_member_handler
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ret_dict = yield handler.join_room_alias(user, room_alias)
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defer.returnValue((200, ret_dict))
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class MessageRestServlet(RestServlet):
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PATTERN = client_path_pattern("/rooms/(?P<room_id>[^/]*)/messages/"
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+ "(?P<sender_id>[^/]*)/(?P<msg_id>[^/]*)$")
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def get_event_type(self):
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return MessageEvent.TYPE
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@defer.inlineCallbacks
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def on_GET(self, request, room_id, sender_id, msg_id):
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user = yield self.auth.get_user_by_req(request)
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msg_handler = self.handlers.message_handler
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msg = yield msg_handler.get_message(room_id=urllib.unquote(room_id),
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sender_id=urllib.unquote(sender_id),
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msg_id=msg_id,
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user_id=user.to_string(),
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)
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if not msg:
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raise SynapseError(404, "Message not found.",
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errcode=Codes.NOT_FOUND)
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defer.returnValue((200, json.loads(msg.content)))
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@defer.inlineCallbacks
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def on_PUT(self, request, room_id, sender_id, msg_id):
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user = yield self.auth.get_user_by_req(request)
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if user.to_string() != urllib.unquote(sender_id):
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raise SynapseError(403, "Must send messages as yourself.",
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errcode=Codes.FORBIDDEN)
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content = _parse_json(request)
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event = self.event_factory.create_event(
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etype=self.get_event_type(),
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room_id=urllib.unquote(room_id),
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user_id=user.to_string(),
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msg_id=msg_id,
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content=content
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)
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msg_handler = self.handlers.message_handler
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yield msg_handler.send_message(event)
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defer.returnValue((200, ""))
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class FeedbackRestServlet(RestServlet):
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PATTERN = client_path_pattern(
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"/rooms/(?P<room_id>[^/]*)/messages/" +
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"(?P<msg_sender_id>[^/]*)/(?P<msg_id>[^/]*)/feedback/" +
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"(?P<sender_id>[^/]*)/(?P<feedback_type>[^/]*)$"
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)
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def get_event_type(self):
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return FeedbackEvent.TYPE
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@defer.inlineCallbacks
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def on_GET(self, request, room_id, msg_sender_id, msg_id, fb_sender_id,
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feedback_type):
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user = yield (self.auth.get_user_by_req(request))
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# TODO (erikj): Implement this?
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raise NotImplementedError("Getting feedback is not supported")
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# if feedback_type not in Feedback.LIST:
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# raise SynapseError(400, "Bad feedback type.",
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# errcode=Codes.BAD_JSON)
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#
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# msg_handler = self.handlers.message_handler
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# feedback = yield msg_handler.get_feedback(
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# room_id=urllib.unquote(room_id),
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# msg_sender_id=msg_sender_id,
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# msg_id=msg_id,
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# user_id=user.to_string(),
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# fb_sender_id=fb_sender_id,
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# fb_type=feedback_type
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# )
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#
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# if not feedback:
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# raise SynapseError(404, "Feedback not found.",
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# errcode=Codes.NOT_FOUND)
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#
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# defer.returnValue((200, json.loads(feedback.content)))
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@defer.inlineCallbacks
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def on_PUT(self, request, room_id, sender_id, msg_id, fb_sender_id,
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feedback_type):
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user = yield (self.auth.get_user_by_req(request))
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if user.to_string() != fb_sender_id:
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raise SynapseError(403, "Must send feedback as yourself.",
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errcode=Codes.FORBIDDEN)
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if feedback_type not in Feedback.LIST:
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raise SynapseError(400, "Bad feedback type.",
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errcode=Codes.BAD_JSON)
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content = _parse_json(request)
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event = self.event_factory.create_event(
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etype=self.get_event_type(),
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room_id=urllib.unquote(room_id),
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msg_sender_id=sender_id,
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msg_id=msg_id,
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user_id=user.to_string(), # user sending the feedback
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feedback_type=feedback_type,
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content=content
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)
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msg_handler = self.handlers.message_handler
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yield msg_handler.send_feedback(event)
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defer.returnValue((200, ""))
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class RoomMemberListRestServlet(RestServlet):
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PATTERN = client_path_pattern("/rooms/(?P<room_id>[^/]*)/members/list$")
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@defer.inlineCallbacks
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def on_GET(self, request, room_id):
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# TODO support Pagination stream API (limit/tokens)
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user = yield self.auth.get_user_by_req(request)
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handler = self.handlers.room_member_handler
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members = yield handler.get_room_members_as_pagination_chunk(
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room_id=urllib.unquote(room_id),
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user_id=user.to_string())
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for event in members["chunk"]:
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# FIXME: should probably be state_key here, not user_id
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target_user = self.hs.parse_userid(event["user_id"])
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# Presence is an optional cache; don't fail if we can't fetch it
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try:
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presence_state = yield self.handlers.presence_handler.get_state(
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target_user=target_user, auth_user=user
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)
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event["content"].update(presence_state)
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except:
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pass
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defer.returnValue((200, members))
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class RoomMessageListRestServlet(RestServlet):
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PATTERN = client_path_pattern("/rooms/(?P<room_id>[^/]*)/messages/list$")
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@defer.inlineCallbacks
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def on_GET(self, request, room_id):
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user = yield self.auth.get_user_by_req(request)
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pagination_config = PaginationConfig.from_request(request)
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with_feedback = "feedback" in request.args
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handler = self.handlers.message_handler
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msgs = yield handler.get_messages(
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room_id=urllib.unquote(room_id),
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user_id=user.to_string(),
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pagin_config=pagination_config,
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feedback=with_feedback)
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defer.returnValue((200, msgs))
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class RoomTriggerBackfill(RestServlet):
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PATTERN = client_path_pattern("/rooms/(?P<room_id>[^/]*)/backfill$")
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@defer.inlineCallbacks
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def on_GET(self, request, room_id):
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remote_server = urllib.unquote(request.args["remote"][0])
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room_id = urllib.unquote(room_id)
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limit = int(request.args["limit"][0])
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handler = self.handlers.federation_handler
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events = yield handler.backfill(remote_server, room_id, limit)
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res = [event.get_dict() for event in events]
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defer.returnValue((200, res))
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def _parse_json(request):
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try:
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content = json.loads(request.content.read())
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if type(content) != dict:
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raise SynapseError(400, "Content must be a JSON object.",
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errcode=Codes.NOT_JSON)
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return content
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except ValueError:
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raise SynapseError(400, "Content not JSON.", errcode=Codes.NOT_JSON)
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def register_servlets(hs, http_server):
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RoomStateEventRestServlet(hs).register(http_server)
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MessageRestServlet(hs).register(http_server)
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FeedbackRestServlet(hs).register(http_server)
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RoomCreateRestServlet(hs).register(http_server)
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RoomMemberListRestServlet(hs).register(http_server)
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RoomMessageListRestServlet(hs).register(http_server)
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JoinRoomAliasServlet(hs).register(http_server)
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RoomTriggerBackfill(hs).register(http_server)
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