40 lines
1.4 KiB
Python
40 lines
1.4 KiB
Python
import traceback
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import logging
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from telethon import types, hints, utils
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import configParse
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from backend import apiutils
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from backend.TgFileSystemClientManager import TgFileSystemClientManager
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logger = logging.getLogger(__file__.split("/")[-1])
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async def link_convert(link: str) -> str:
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clients_mgr = TgFileSystemClientManager.get_instance()
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link_slice = link.split("/")
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if len(link_slice) < 5:
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raise RuntimeError("link format invalid")
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chat_id_or_name, msg_id = link_slice[-2:]
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is_msg_id = msg_id.isascii() and msg_id.isdecimal()
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if not is_msg_id:
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raise RuntimeError("message id invalid")
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msg_id = int(msg_id)
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is_chat_name = chat_id_or_name.isascii() and not chat_id_or_name.isdecimal()
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is_chat_id = chat_id_or_name.isascii() and chat_id_or_name.isdecimal()
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if not is_chat_name and not is_chat_id:
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raise RuntimeError("chat id invalid")
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client = clients_mgr.get_first_client()
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if client is None:
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raise RuntimeError("client not ready, login first pls.")
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if is_chat_id:
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chat_id_or_name = int(chat_id_or_name)
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msg = await client.get_message(chat_id_or_name, msg_id)
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file_name = apiutils.get_message_media_name(msg)
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param = configParse.get_TgToFileSystemParameter()
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url = (
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f"{param.base.exposed_url}/tg/api/v1/file/get/{utils.get_peer_id(msg.peer_id)}/{msg.id}/{file_name}?sign={client.sign}"
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)
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return url
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