mirror of
https://github.com/Mayuri-Chan/pyrofork.git
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116 lines
3.5 KiB
Python
116 lines
3.5 KiB
Python
# Pyrofork - Telegram MTProto API Client Library for Python
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# Copyright (C) 2017-present Dan <https://github.com/delivrance>
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# Copyright (C) 2022-present Mayuri-Chan <https://github.com/Mayuri-Chan>
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#
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# This file is part of Pyrofork.
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#
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# Pyrofork is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Pyrofork is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with Pyrofork. If not, see <http://www.gnu.org/licenses/>.
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import logging
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from typing import Union, Optional, AsyncGenerator
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import pyrogram
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from pyrogram import raw
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from pyrogram import types
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log = logging.getLogger(__name__)
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async def get_chunk(
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client: "pyrogram.Client",
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chat_id: Union[int, str],
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offset_date: int,
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offset_id: int,
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offset_topic: int,
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limit: int
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):
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peer = await client.resolve_peer(chat_id)
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r = await client.invoke(
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raw.functions.channels.GetForumTopics(
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channel=peer,
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offset_date=offset_date,
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offset_id=offset_id,
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offset_topic=offset_topic,
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limit=limit
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),
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sleep_threshold=-1
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)
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return r.topics
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class GetForumTopics:
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async def get_forum_topics(
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self: "pyrogram.Client",
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chat_id: Union[int, str],
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limit: int = 0
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) -> Optional[AsyncGenerator["types.ForumTopic", None]]:
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"""Get forum topics from a chat.
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.. include:: /_includes/usable-by/users.rst
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Parameters:
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chat_id (``int`` | ``str``):
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Unique identifier (int) or username (str) of the target chat.
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You can also use chat public link in form of *t.me/<username>* (str).
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limit (``int``, *optional*):
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Limits the number of topics to be retrieved.
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By default, no limit is applied and all topics are returned.
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Returns:
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``Generator``: On success, a generator yielding :obj:`~pyrogram.types.ForumTopic` objects is returned.
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Example:
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.. code-block:: python
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# get all forum topics
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async for topic in app.get_forum_topics(chat_id):
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print(topic)
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Raises:
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ValueError: In case of invalid arguments.
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"""
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current = 0
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offset_date = 0
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offset_id = 0
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offset_topic = 0
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total = abs(limit) or (1 << 31) - 1
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chunk_limit = min(100, total)
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while True:
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topics = await get_chunk(
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client=self,
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chat_id=chat_id,
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offset_date=offset_date,
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offset_id=offset_id,
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offset_topic=offset_topic,
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limit=chunk_limit
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)
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if not topics:
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return
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last_topic = topics[-1]
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offset_date = int(last_topic.date) if last_topic.date else 0
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offset_id = last_topic.top_message if last_topic.top_message else 0
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offset_topic = last_topic.id
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for topic in topics:
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yield types.ForumTopic._parse(topic)
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current += 1
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if current >= total:
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return
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