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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.
-
- import logging
- from typing import TYPE_CHECKING, Tuple
-
- from synapse.api.constants import ReceiptTypes
- from synapse.events.utils import (
- SerializeEventConfig,
- format_event_for_client_v2_without_room_id,
- )
- from synapse.http.server import HttpServer
- from synapse.http.servlet import RestServlet, parse_integer, parse_string
- from synapse.http.site import SynapseRequest
- from synapse.types import JsonDict
-
- from ._base import client_patterns
-
- if TYPE_CHECKING:
- from synapse.server import HomeServer
-
- logger = logging.getLogger(__name__)
-
-
- class NotificationsServlet(RestServlet):
- PATTERNS = client_patterns("/notifications$")
-
- CATEGORY = "Client API requests"
-
- def __init__(self, hs: "HomeServer"):
- super().__init__()
- self.store = hs.get_datastores().main
- self.auth = hs.get_auth()
- self.clock = hs.get_clock()
- self._event_serializer = hs.get_event_client_serializer()
-
- async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
- requester = await self.auth.get_user_by_req(request)
- user_id = requester.user.to_string()
-
- from_token = parse_string(request, "from", required=False)
- limit = parse_integer(request, "limit", default=50)
- only = parse_string(request, "only", required=False)
-
- limit = min(limit, 500)
-
- push_actions = await self.store.get_push_actions_for_user(
- user_id, from_token, limit, only_highlight=(only == "highlight")
- )
-
- receipts_by_room = await self.store.get_receipts_for_user_with_orderings(
- user_id,
- [
- ReceiptTypes.READ,
- ReceiptTypes.READ_PRIVATE,
- ],
- )
-
- notif_event_ids = [pa.event_id for pa in push_actions]
- notif_events = await self.store.get_events(notif_event_ids)
-
- returned_push_actions = []
-
- next_token = None
-
- serialize_options = SerializeEventConfig(
- event_format=format_event_for_client_v2_without_room_id,
- requester=requester,
- )
- now = self.clock.time_msec()
-
- for pa in push_actions:
- returned_pa = {
- "room_id": pa.room_id,
- "profile_tag": pa.profile_tag,
- "actions": pa.actions,
- "ts": pa.received_ts,
- "event": (
- await self._event_serializer.serialize_event(
- notif_events[pa.event_id],
- now,
- config=serialize_options,
- )
- ),
- }
-
- if pa.room_id not in receipts_by_room:
- returned_pa["read"] = False
- else:
- receipt = receipts_by_room[pa.room_id]
-
- returned_pa["read"] = (
- receipt["topological_ordering"],
- receipt["stream_ordering"],
- ) >= (pa.topological_ordering, pa.stream_ordering)
- returned_push_actions.append(returned_pa)
- next_token = str(pa.stream_ordering)
-
- return 200, {"notifications": returned_push_actions, "next_token": next_token}
-
-
- def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
- NotificationsServlet(hs).register(http_server)
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