MatrixSynapse/synapse/rest/room.py

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2014-08-12 16:10:52 +02:00
# -*- 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.
2014-08-12 16:10:52 +02:00
""" 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
from synapse.types import RoomAlias
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>[^/]+)$")
@defer.inlineCallbacks
def on_PUT(self, request, room_alias):
user = yield self.auth.get_user_by_req(request)
if not user:
defer.returnValue((403, "Unrecognized user"))
logger.debug("room_alias: %s", room_alias)
room_alias = RoomAlias.from_string(
urllib.unquote(room_alias),
self.hs
)
handler = self.handlers.room_member_handler
ret_dict = yield handler.join_room_alias(user, room_alias)
defer.returnValue((200, ret_dict))
class RoomMemberRestServlet(RestServlet):
PATTERN = client_path_pattern("/rooms/(?P<room_id>[^/]*)/members/"
+ "(?P<target_user_id>[^/]*)/state$")
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>[^/]*)$")
def get_event_type(self):
return MessageEvent.TYPE
@defer.inlineCallbacks
def on_GET(self, request, room_id, sender_id, msg_id):
user = yield self.auth.get_user_by_req(request)
msg_handler = self.handlers.message_handler
msg = yield msg_handler.get_message(room_id=urllib.unquote(room_id),
sender_id=sender_id,
msg_id=msg_id,
user_id=user.to_string(),
)
if not msg:
raise SynapseError(404, "Message not found.",
errcode=Codes.NOT_FOUND)
defer.returnValue((200, json.loads(msg.content)))
@defer.inlineCallbacks
def on_PUT(self, request, room_id, sender_id, msg_id):
user = yield self.auth.get_user_by_req(request)
if user.to_string() != sender_id:
raise SynapseError(403, "Must send messages as yourself.",
errcode=Codes.FORBIDDEN)
content = _parse_json(request)
event = self.event_factory.create_event(
etype=self.get_event_type(),
room_id=urllib.unquote(room_id),
user_id=user.to_string(),
msg_id=msg_id,
content=content
)
msg_handler = self.handlers.message_handler
yield msg_handler.send_message(event)
defer.returnValue((200, ""))
class FeedbackRestServlet(RestServlet):
PATTERN = client_path_pattern(
"/rooms/(?P<room_id>[^/]*)/messages/" +
"(?P<msg_sender_id>[^/]*)/(?P<msg_id>[^/]*)/feedback/" +
"(?P<sender_id>[^/]*)/(?P<feedback_type>[^/]*)$"
)
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$")
@defer.inlineCallbacks
def on_GET(self, request, room_id):
# TODO support Pagination stream API (limit/tokens)
user = yield self.auth.get_user_by_req(request)
handler = self.handlers.room_member_handler
members = yield handler.get_room_members_as_pagination_chunk(
room_id=urllib.unquote(room_id),
user_id=user.to_string())
defer.returnValue((200, members))
class RoomMessageListRestServlet(RestServlet):
PATTERN = client_path_pattern("/rooms/(?P<room_id>[^/]*)/messages/list$")
@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)