MatrixSynapse/synapse/rest/room.py

403 lines
14 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.
""" This module contains REST servlets to do with rooms: /rooms/<paths> """
from twisted.internet import defer
from base import RestServlet, client_path_pattern
from synapse.api.errors import SynapseError, Codes
from synapse.api.events.room import (RoomTopicEvent, MessageEvent,
RoomMemberEvent, FeedbackEvent)
from synapse.api.constants import Feedback, Membership
from synapse.api.streams import PaginationConfig
import json
import logging
import urllib
logger = logging.getLogger(__name__)
class RoomCreateRestServlet(RestServlet):
# No PATTERN; we have custom dispatch rules here
def register(self, http_server):
# /rooms OR /rooms/<roomid>
http_server.register_path("POST",
client_path_pattern("/rooms$"),
self.on_POST)
http_server.register_path("PUT",
client_path_pattern(
"/rooms/(?P<room_id>[^/]*)$"),
self.on_PUT)
# define CORS for all of /rooms in RoomCreateRestServlet for simplicity
http_server.register_path("OPTIONS",
client_path_pattern("/rooms(?:/.*)?$"),
self.on_OPTIONS)
@defer.inlineCallbacks
def on_PUT(self, request, room_id):
room_id = urllib.unquote(room_id)
auth_user = yield self.auth.get_user_by_req(request)
if not room_id:
raise SynapseError(400, "PUT must specify a room ID")
room_config = self.get_room_config(request)
info = yield self.make_room(room_config, auth_user, room_id)
room_config.update(info)
defer.returnValue((200, info))
@defer.inlineCallbacks
def on_POST(self, request):
auth_user = yield self.auth.get_user_by_req(request)
room_config = self.get_room_config(request)
info = yield self.make_room(room_config, auth_user, None)
room_config.update(info)
defer.returnValue((200, info))
@defer.inlineCallbacks
def make_room(self, room_config, auth_user, room_id):
handler = self.handlers.room_creation_handler
info = yield handler.create_room(
user_id=auth_user.to_string(),
room_id=room_id,
config=room_config
)
defer.returnValue(info)
def get_room_config(self, request):
try:
user_supplied_config = json.loads(request.content.read())
if "visibility" not in user_supplied_config:
# default visibility
user_supplied_config["visibility"] = "public"
return user_supplied_config
except (ValueError, TypeError):
raise SynapseError(400, "Body must be JSON.",
errcode=Codes.BAD_JSON)
def on_OPTIONS(self, request):
return (200, {})
class RoomTopicRestServlet(RestServlet):
PATTERN = client_path_pattern("/rooms/(?P<room_id>[^/]*)/topic$")
def get_event_type(self):
return RoomTopicEvent.TYPE
@defer.inlineCallbacks
def on_GET(self, request, room_id):
user = yield self.auth.get_user_by_req(request)
msg_handler = self.handlers.message_handler
data = yield msg_handler.get_room_data(
user_id=user.to_string(),
room_id=urllib.unquote(room_id),
event_type=RoomTopicEvent.TYPE,
state_key="",
)
if not data:
raise SynapseError(404, "Topic not found.", errcode=Codes.NOT_FOUND)
defer.returnValue((200, json.loads(data.content)))
@defer.inlineCallbacks
def on_PUT(self, request, room_id):
user = yield self.auth.get_user_by_req(request)
content = _parse_json(request)
event = self.event_factory.create_event(
etype=self.get_event_type(),
content=content,
room_id=urllib.unquote(room_id),
user_id=user.to_string(),
)
msg_handler = self.handlers.message_handler
yield msg_handler.store_room_data(
event=event
)
defer.returnValue((200, ""))
class JoinRoomAliasServlet(RestServlet):
PATTERN = client_path_pattern("/join/(?P<room_alias>[^/]+)$")
@defer.inlineCallbacks
def on_PUT(self, request, room_alias):
user = yield self.auth.get_user_by_req(request)
if not user:
defer.returnValue((403, "Unrecognized user"))
logger.debug("room_alias: %s", room_alias)
room_alias = self.hs.parse_roomalias(urllib.unquote(room_alias))
handler = self.handlers.room_member_handler
ret_dict = yield handler.join_room_alias(user, room_alias)
defer.returnValue((200, ret_dict))
class RoomMemberRestServlet(RestServlet):
PATTERN = client_path_pattern("/rooms/(?P<room_id>[^/]*)/members/"
+ "(?P<target_user_id>[^/]*)/state$")
def get_event_type(self):
return RoomMemberEvent.TYPE
@defer.inlineCallbacks
def on_GET(self, request, room_id, target_user_id):
room_id = urllib.unquote(room_id)
user = yield self.auth.get_user_by_req(request)
handler = self.handlers.room_member_handler
member = yield handler.get_room_member(room_id, target_user_id,
user.to_string())
if not member:
raise SynapseError(404, "Member not found.",
errcode=Codes.NOT_FOUND)
defer.returnValue((200, json.loads(member.content)))
@defer.inlineCallbacks
def on_DELETE(self, request, roomid, target_user_id):
user = yield self.auth.get_user_by_req(request)
event = self.event_factory.create_event(
etype=self.get_event_type(),
target_user_id=target_user_id,
room_id=urllib.unquote(roomid),
user_id=user.to_string(),
membership=Membership.LEAVE,
content={"membership": Membership.LEAVE}
)
handler = self.handlers.room_member_handler
yield handler.change_membership(event, broadcast_msg=True)
defer.returnValue((200, ""))
@defer.inlineCallbacks
def on_PUT(self, request, roomid, target_user_id):
user = yield self.auth.get_user_by_req(request)
content = _parse_json(request)
if "membership" not in content:
raise SynapseError(400, "No membership key.",
errcode=Codes.BAD_JSON)
valid_membership_values = [Membership.JOIN, Membership.INVITE]
if (content["membership"] not in valid_membership_values):
raise SynapseError(400, "Membership value must be %s." % (
valid_membership_values,), errcode=Codes.BAD_JSON)
event = self.event_factory.create_event(
etype=self.get_event_type(),
target_user_id=target_user_id,
room_id=urllib.unquote(roomid),
user_id=user.to_string(),
membership=content["membership"],
content=content
)
handler = self.handlers.room_member_handler
result = yield handler.change_membership(event, broadcast_msg=True)
defer.returnValue((200, result))
class MessageRestServlet(RestServlet):
PATTERN = client_path_pattern("/rooms/(?P<room_id>[^/]*)/messages/"
+ "(?P<sender_id>[^/]*)/(?P<msg_id>[^/]*)$")
def get_event_type(self):
return MessageEvent.TYPE
@defer.inlineCallbacks
def on_GET(self, request, room_id, sender_id, msg_id):
user = yield self.auth.get_user_by_req(request)
msg_handler = self.handlers.message_handler
msg = yield msg_handler.get_message(room_id=urllib.unquote(room_id),
sender_id=urllib.unquote(sender_id),
msg_id=msg_id,
user_id=user.to_string(),
)
if not msg:
raise SynapseError(404, "Message not found.",
errcode=Codes.NOT_FOUND)
defer.returnValue((200, json.loads(msg.content)))
@defer.inlineCallbacks
def on_PUT(self, request, room_id, sender_id, msg_id):
user = yield self.auth.get_user_by_req(request)
if user.to_string() != urllib.unquote(sender_id):
raise SynapseError(403, "Must send messages as yourself.",
errcode=Codes.FORBIDDEN)
content = _parse_json(request)
event = self.event_factory.create_event(
etype=self.get_event_type(),
room_id=urllib.unquote(room_id),
user_id=user.to_string(),
msg_id=msg_id,
content=content
)
msg_handler = self.handlers.message_handler
yield msg_handler.send_message(event)
defer.returnValue((200, ""))
class FeedbackRestServlet(RestServlet):
PATTERN = client_path_pattern(
"/rooms/(?P<room_id>[^/]*)/messages/" +
"(?P<msg_sender_id>[^/]*)/(?P<msg_id>[^/]*)/feedback/" +
"(?P<sender_id>[^/]*)/(?P<feedback_type>[^/]*)$"
)
def get_event_type(self):
return FeedbackEvent.TYPE
@defer.inlineCallbacks
def on_GET(self, request, room_id, msg_sender_id, msg_id, fb_sender_id,
feedback_type):
user = yield (self.auth.get_user_by_req(request))
if feedback_type not in Feedback.LIST:
raise SynapseError(400, "Bad feedback type.",
errcode=Codes.BAD_JSON)
msg_handler = self.handlers.message_handler
feedback = yield msg_handler.get_feedback(
room_id=urllib.unquote(room_id),
msg_sender_id=msg_sender_id,
msg_id=msg_id,
user_id=user.to_string(),
fb_sender_id=fb_sender_id,
fb_type=feedback_type
)
if not feedback:
raise SynapseError(404, "Feedback not found.",
errcode=Codes.NOT_FOUND)
defer.returnValue((200, json.loads(feedback.content)))
@defer.inlineCallbacks
def on_PUT(self, request, room_id, sender_id, msg_id, fb_sender_id,
feedback_type):
user = yield (self.auth.get_user_by_req(request))
if user.to_string() != fb_sender_id:
raise SynapseError(403, "Must send feedback as yourself.",
errcode=Codes.FORBIDDEN)
if feedback_type not in Feedback.LIST:
raise SynapseError(400, "Bad feedback type.",
errcode=Codes.BAD_JSON)
content = _parse_json(request)
event = self.event_factory.create_event(
etype=self.get_event_type(),
room_id=urllib.unquote(room_id),
msg_sender_id=sender_id,
msg_id=msg_id,
user_id=user.to_string(), # user sending the feedback
feedback_type=feedback_type,
content=content
)
msg_handler = self.handlers.message_handler
yield msg_handler.send_feedback(event)
defer.returnValue((200, ""))
class RoomMemberListRestServlet(RestServlet):
PATTERN = client_path_pattern("/rooms/(?P<room_id>[^/]*)/members/list$")
@defer.inlineCallbacks
def on_GET(self, request, room_id):
# TODO support Pagination stream API (limit/tokens)
user = yield self.auth.get_user_by_req(request)
handler = self.handlers.room_member_handler
members = yield handler.get_room_members_as_pagination_chunk(
room_id=urllib.unquote(room_id),
user_id=user.to_string())
for event in members["chunk"]:
target_user = self.hs.parse_userid(event["target_user_id"])
# Presence is an optional cache; don't fail if we can't fetch it
try:
presence_state = yield self.handlers.presence_handler.get_state(
target_user=target_user, auth_user=user
)
event["content"].update(presence_state)
except:
pass
defer.returnValue((200, members))
class RoomMessageListRestServlet(RestServlet):
PATTERN = client_path_pattern("/rooms/(?P<room_id>[^/]*)/messages/list$")
@defer.inlineCallbacks
def on_GET(self, request, room_id):
user = yield self.auth.get_user_by_req(request)
pagination_config = PaginationConfig.from_request(request)
with_feedback = "feedback" in request.args
handler = self.handlers.message_handler
msgs = yield handler.get_messages(
room_id=urllib.unquote(room_id),
user_id=user.to_string(),
pagin_config=pagination_config,
feedback=with_feedback)
defer.returnValue((200, msgs))
def _parse_json(request):
try:
content = json.loads(request.content.read())
if type(content) != dict:
raise SynapseError(400, "Content must be a JSON object.",
errcode=Codes.NOT_JSON)
return content
except ValueError:
raise SynapseError(400, "Content not JSON.", errcode=Codes.NOT_JSON)
def register_servlets(hs, http_server):
RoomTopicRestServlet(hs).register(http_server)
RoomMemberRestServlet(hs).register(http_server)
MessageRestServlet(hs).register(http_server)
FeedbackRestServlet(hs).register(http_server)
RoomCreateRestServlet(hs).register(http_server)
RoomMemberListRestServlet(hs).register(http_server)
RoomMessageListRestServlet(hs).register(http_server)
JoinRoomAliasServlet(hs).register(http_server)