mirror of
https://git.anonymousland.org/anonymousland/synapse-product.git
synced 2024-12-20 21:44:35 -05:00
80 lines
2.5 KiB
Python
80 lines
2.5 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright 2014, 2015 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
|
|
|
|
|
|
class NullSource(object):
|
|
"""This event source never yields any events and its token remains at
|
|
zero. It may be useful for unit-testing."""
|
|
def __init__(self, hs):
|
|
pass
|
|
|
|
def get_new_events_for_user(self, user, from_key, limit):
|
|
return defer.succeed(([], from_key))
|
|
|
|
def get_current_key(self, direction='f'):
|
|
return defer.succeed(0)
|
|
|
|
def get_pagination_rows(self, user, pagination_config, key):
|
|
return defer.succeed(([], pagination_config.from_key))
|
|
|
|
|
|
class EventSources(object):
|
|
SOURCE_TYPES = {
|
|
"room": RoomEventSource,
|
|
"presence": PresenceEventSource,
|
|
"typing": TypingNotificationEventSource,
|
|
}
|
|
|
|
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()
|
|
)
|
|
)
|
|
defer.returnValue(token)
|
|
|
|
|
|
class StreamSource(object):
|
|
def get_new_events_for_user(self, user, from_key, limit):
|
|
"""from_key is the key within this event source."""
|
|
raise NotImplementedError("get_new_events_for_user")
|
|
|
|
def get_current_key(self):
|
|
raise NotImplementedError("get_current_key")
|
|
|
|
def get_pagination_rows(self, user, pagination_config, key):
|
|
raise NotImplementedError("get_rows")
|