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#
# This file is licensed under the Affero General Public License (AGPL) version 3.
#
# Copyright 2016 OpenMarket Ltd
# Copyright (C) 2023 New Vector, Ltd
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# See the GNU Affero General Public License for more details:
# <https://www.gnu.org/licenses/agpl-3.0.html>.
#
# Originally licensed under the Apache License, Version 2.0:
# <http://www.apache.org/licenses/LICENSE-2.0>.
#
# [This file includes modifications made by New Vector Limited]
#
#
import logging
from http import HTTPStatus
from typing import TYPE_CHECKING, Tuple
from synapse._pydantic_compat import HAS_PYDANTIC_V2
from synapse.api.errors import AuthError, Codes, NotFoundError, SynapseError
from synapse.http.server import HttpServer
from synapse.http.servlet import (
RestServlet,
parse_and_validate_json_object_from_request,
parse_json_object_from_request,
)
from synapse.http.site import SynapseRequest
from synapse.types import JsonDict
from synapse.types.rest import RequestBodyModel
from ._base import client_patterns
if TYPE_CHECKING:
from synapse.server import HomeServer
if TYPE_CHECKING or HAS_PYDANTIC_V2:
from pydantic.v1 import StrictStr
else:
from pydantic import StrictStr
logger = logging.getLogger(__name__)
class ReportEventRestServlet(RestServlet):
PATTERNS = client_patterns("/rooms/(?P<room_id>[^/]*)/report/(?P<event_id>[^/]*)$")
def __init__(self, hs: "HomeServer"):
super().__init__()
self.hs = hs
self.auth = hs.get_auth()
self.clock = hs.get_clock()
self.store = hs.get_datastores().main
self._event_handler = self.hs.get_event_handler()
async def on_POST(
self, request: SynapseRequest, room_id: str, event_id: str
) -> Tuple[int, JsonDict]:
requester = await self.auth.get_user_by_req(request)
user_id = requester.user.to_string()
body = parse_json_object_from_request(request)
if not isinstance(body.get("reason", ""), str):
raise SynapseError(
HTTPStatus.BAD_REQUEST,
"Param 'reason' must be a string",
Codes.BAD_JSON,
)
if type(body.get("score", 0)) is not int: # noqa: E721
raise SynapseError(
HTTPStatus.BAD_REQUEST,
"Param 'score' must be an integer",
Codes.BAD_JSON,
)
try:
event = await self._event_handler.get_event(
requester.user, room_id, event_id, show_redacted=False
)
except AuthError:
# The event exists, but this user is not allowed to access this event.
event = None
if event is None:
raise NotFoundError(
"Unable to report event: "
"it does not exist or you aren't able to see it."
)
await self.store.add_event_report(
room_id=room_id,
event_id=event_id,
user_id=user_id,
reason=body.get("reason"),
content=body,
received_ts=self.clock.time_msec(),
)
return 200, {}
class ReportRoomRestServlet(RestServlet):
# https://github.com/matrix-org/matrix-spec-proposals/pull/4151
PATTERNS = client_patterns(
"/org.matrix.msc4151/rooms/(?P<room_id>[^/]*)/report$",
releases=[],
v1=False,
unstable=True,
)
def __init__(self, hs: "HomeServer"):
super().__init__()
self.hs = hs
self.auth = hs.get_auth()
self.clock = hs.get_clock()
self.store = hs.get_datastores().main
class PostBody(RequestBodyModel):
reason: StrictStr
async def on_POST(
self, request: SynapseRequest, room_id: str
) -> Tuple[int, JsonDict]:
requester = await self.auth.get_user_by_req(request)
user_id = requester.user.to_string()
body = parse_and_validate_json_object_from_request(request, self.PostBody)
room = await self.store.get_room(room_id)
if room is None:
raise NotFoundError("Room does not exist")
await self.store.add_room_report(
room_id=room_id,
user_id=user_id,
reason=body.reason,
received_ts=self.clock.time_msec(),
)
return 200, {}
def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
ReportEventRestServlet(hs).register(http_server)
if hs.config.experimental.msc4151_enabled:
ReportRoomRestServlet(hs).register(http_server)
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