mirror of
https://github.com/pyrogram/pyrogram
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134 lines
4.3 KiB
Python
134 lines
4.3 KiB
Python
# Pyrogram - Telegram MTProto API Client Library for Python
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# Copyright (C) 2017-present Dan <https://github.com/delivrance>
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#
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# This file is part of Pyrogram.
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#
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# Pyrogram 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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# Pyrogram 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 Pyrogram. If not, see <http://www.gnu.org/licenses/>.
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from typing import Union, AsyncGenerator, Optional
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import pyrogram
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from pyrogram import types, raw, utils
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class GetChatPhotos:
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async def get_chat_photos(
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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.Photo", None]]:
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"""Get a chat or a user profile photos sequentially.
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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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For your personal cloud (Saved Messages) you can simply use "me" or "self".
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For a contact that exists in your Telegram address book you can use his phone number (str).
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limit (``int``, *optional*):
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Limits the number of profile photos to be retrieved.
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By default, no limit is applied and all profile photos are returned.
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Returns:
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``Generator``: A generator yielding :obj:`~pyrogram.types.Photo` objects.
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Example:
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.. code-block:: python
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async for photo in app.get_chat_photos("me"):
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print(photo)
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"""
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peer_id = await self.resolve_peer(chat_id)
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if isinstance(peer_id, raw.types.InputPeerChannel):
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r = await self.invoke(
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raw.functions.channels.GetFullChannel(
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channel=peer_id
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)
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)
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current = types.Photo._parse(self, r.full_chat.chat_photo) or []
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r = await utils.parse_messages(
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self,
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await self.invoke(
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raw.functions.messages.Search(
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peer=peer_id,
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q="",
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filter=raw.types.InputMessagesFilterChatPhotos(),
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min_date=0,
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max_date=0,
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offset_id=0,
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add_offset=0,
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limit=limit,
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max_id=0,
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min_id=0,
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hash=0
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)
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)
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)
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extra = [message.new_chat_photo for message in r]
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if extra:
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if current:
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photos = ([current] + extra) if current.file_id != extra[0].file_id else extra
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else:
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photos = extra
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else:
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if current:
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photos = [current]
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else:
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photos = []
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current = 0
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for photo in photos:
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yield photo
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current += 1
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if current >= limit:
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return
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else:
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current = 0
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total = limit or (1 << 31)
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limit = min(100, total)
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offset = 0
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while True:
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r = await self.invoke(
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raw.functions.photos.GetUserPhotos(
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user_id=peer_id,
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offset=offset,
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max_id=0,
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limit=limit
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)
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)
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photos = [types.Photo._parse(self, photo) for photo in r.photos]
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if not photos:
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return
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offset += len(photos)
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for photo in photos:
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yield photo
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current += 1
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if current >= total:
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return
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