MatrixSynapse/synapse/rest/client/report_event.py

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# Copyright 2016 OpenMarket Ltd
#
# 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.
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import logging
from http import HTTPStatus
from typing import TYPE_CHECKING, Tuple
from synapse.api.errors import AuthError, Codes, NotFoundError, SynapseError
from synapse.http.server import HttpServer
from synapse.http.servlet import RestServlet, parse_json_object_from_request
from synapse.http.site import SynapseRequest
from synapse.types import JsonDict
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from ._base import client_patterns
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if TYPE_CHECKING:
from synapse.server import HomeServer
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logger = logging.getLogger(__name__)
class ReportEventRestServlet(RestServlet):
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PATTERNS = client_patterns("/rooms/(?P<room_id>[^/]*)/report/(?P<event_id>[^/]*)$")
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def __init__(self, hs: "HomeServer"):
super().__init__()
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self.hs = hs
self.auth = hs.get_auth()
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self.clock = hs.get_clock()
self.store = hs.get_datastores().main
self._event_handler = self.hs.get_event_handler()
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async def on_POST(
self, request: SynapseRequest, room_id: str, event_id: str
) -> Tuple[int, JsonDict]:
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requester = await self.auth.get_user_by_req(request)
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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:
raise SynapseError(
HTTPStatus.BAD_REQUEST,
"Param 'score' must be an integer",
Codes.BAD_JSON,
)
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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."
)
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await self.store.add_event_report(
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room_id=room_id,
event_id=event_id,
user_id=user_id,
reason=body.get("reason"),
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content=body,
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received_ts=self.clock.time_msec(),
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)
return 200, {}
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def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
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ReportEventRestServlet(hs).register(http_server)