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inline_session.py
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64 lines (55 loc) · 2.16 KB
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# Hydrogram - Telegram MTProto API Client Library for Python
# Copyright (C) 2017-2023 Dan <https://github.com/delivrance>
# Copyright (C) 2023-present Hydrogram <https://hydrogram.org>
#
# This file is part of Hydrogram.
#
# Hydrogram is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Hydrogram is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with Hydrogram. If not, see <http://www.gnu.org/licenses/>.
import hydrogram
from hydrogram import raw
from hydrogram.errors import AuthBytesInvalid
from hydrogram.session import Session
from hydrogram.session.auth import Auth
async def get_session(client: "hydrogram.Client", dc_id: int):
if dc_id == await client.storage.dc_id():
return client
async with client.media_sessions_lock:
if client.media_sessions.get(dc_id):
return client.media_sessions[dc_id]
session = client.media_sessions[dc_id] = Session(
client,
dc_id,
await Auth(client, dc_id, await client.storage.test_mode()).create(),
await client.storage.test_mode(),
is_media=True,
)
await session.start()
for _ in range(3):
exported_auth = await client.invoke(
raw.functions.auth.ExportAuthorization(dc_id=dc_id)
)
try:
await session.invoke(
raw.functions.auth.ImportAuthorization(
id=exported_auth.id, bytes=exported_auth.bytes
)
)
except AuthBytesInvalid:
continue
else:
break
else:
await session.stop()
raise AuthBytesInvalid
return session