MatrixSynapse/synapse/streams/events.py

62 lines
2.0 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2014-2016 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.
from twisted.internet import defer
from synapse.types import StreamToken
from synapse.handlers.presence import PresenceEventSource
from synapse.handlers.room import RoomEventSource
from synapse.handlers.typing import TypingNotificationEventSource
from synapse.handlers.receipts import ReceiptEventSource
from synapse.handlers.account_data import AccountDataEventSource
class EventSources(object):
SOURCE_TYPES = {
"room": RoomEventSource,
"presence": PresenceEventSource,
"typing": TypingNotificationEventSource,
"receipt": ReceiptEventSource,
"account_data": AccountDataEventSource,
}
def __init__(self, hs):
self.sources = {
name: cls(hs)
for name, cls in EventSources.SOURCE_TYPES.items()
}
@defer.inlineCallbacks
def get_current_token(self, direction='f'):
token = StreamToken(
room_key=(
yield self.sources["room"].get_current_key(direction)
),
presence_key=(
yield self.sources["presence"].get_current_key()
),
typing_key=(
yield self.sources["typing"].get_current_key()
),
receipt_key=(
yield self.sources["receipt"].get_current_key()
),
account_data_key=(
yield self.sources["account_data"].get_current_key()
),
)
defer.returnValue(token)