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# -*- coding: utf-8 -*-
# Copyright 2015, 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 typing import TYPE_CHECKING, List, Tuple
from synapse.types import JsonDict, UserID
if TYPE_CHECKING:
from synapse.app.homeserver import HomeServer
class AccountDataEventSource:
def __init__(self, hs: "HomeServer"):
self.store = hs.get_datastore()
def get_current_key(self, direction: str = "f") -> int:
return self.store.get_max_account_data_stream_id()
async def get_new_events(
self, user: UserID, from_key: int, **kwargs
) -> Tuple[List[JsonDict], int]:
user_id = user.to_string()
last_stream_id = from_key
current_stream_id = self.store.get_max_account_data_stream_id()
results = []
tags = await self.store.get_updated_tags(user_id, last_stream_id)
for room_id, room_tags in tags.items():
results.append(
{"type": "m.tag", "content": {"tags": room_tags}, "room_id": room_id}
)
(
account_data,
room_account_data,
) = await self.store.get_updated_account_data_for_user(user_id, last_stream_id)
for account_data_type, content in account_data.items():
results.append({"type": account_data_type, "content": content})
for room_id, account_data in room_account_data.items():
for account_data_type, content in account_data.items():
results.append(
{"type": account_data_type, "content": content, "room_id": room_id}
)
return results, current_stream_id
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