mirror of
https://mau.dev/maunium/synapse.git
synced 2024-10-01 01:36:05 -04:00
3fb8784c92
Also: - change the REST endpoint to have a "S" on the end (so it's now /read_markers) - change the content of the m.read_up_to event to have the key "event_id" instead of "marker".
65 lines
2.3 KiB
Python
65 lines
2.3 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright 2017 Vector Creations 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.
|
|
|
|
from ._base import BaseHandler
|
|
|
|
from twisted.internet import defer
|
|
|
|
from synapse.util.async import Linearizer
|
|
|
|
import logging
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
class ReadMarkerHandler(BaseHandler):
|
|
def __init__(self, hs):
|
|
super(ReadMarkerHandler, self).__init__(hs)
|
|
self.server_name = hs.config.server_name
|
|
self.store = hs.get_datastore()
|
|
self.read_marker_linearizer = Linearizer(name="read_marker")
|
|
self.notifier = hs.get_notifier()
|
|
|
|
@defer.inlineCallbacks
|
|
def received_client_read_marker(self, room_id, user_id, event_id):
|
|
"""Updates the read marker for a given user in a given room if the event ID given
|
|
is ahead in the stream relative to the current read marker.
|
|
|
|
This uses a notifier to indicate that account data should be sent down /sync if
|
|
the read marker has changed.
|
|
"""
|
|
|
|
with (yield self.read_marker_linearizer.queue((room_id, user_id))):
|
|
account_data = yield self.store.get_account_data_for_room(user_id, room_id)
|
|
|
|
existing_read_marker = account_data.get("m.fully_read", None)
|
|
|
|
should_update = True
|
|
|
|
if existing_read_marker:
|
|
# Only update if the new marker is ahead in the stream
|
|
should_update = yield self.store.is_event_after(
|
|
event_id,
|
|
existing_read_marker['event_id']
|
|
)
|
|
|
|
if should_update:
|
|
content = {
|
|
"event_id": event_id
|
|
}
|
|
max_id = yield self.store.add_account_data_to_room(
|
|
user_id, room_id, "m.fully_read", content
|
|
)
|
|
self.notifier.on_new_event("account_data_key", max_id, users=[user_id])
|