282 lines
12 KiB
Python
282 lines
12 KiB
Python
# !/usr/bin/env python3
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import difflib
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import os
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import re
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import time
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import asyncio
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import asyncio.subprocess
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import logging
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from telethon import TelegramClient, events, errors
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from telethon.tl.types import MessageMediaWebPage
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#***********************************************************************************#
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api_id = 1234567 # your telegram api id
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api_hash = '1234567890abcdefgh' # your telegram api hash
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bot_token = '1234567890:ABCDEFGHIJKLMNOPQRST' # your bot_token
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admin_id = 1234567890 # your chat id
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save_path = '/root/Help' # file save path
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upload_file_set = False # set upload file to google drive
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drive_id = '5FyJClXmsqNw0-Rz19' # google teamdrive id 如果使用OD，删除''内的内容即可。
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drive_name = 'gc' # rclone drive name
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max_num = 5 # 同时下载数量
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# filter file name/文件名过滤
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filter_list = ['你好，欢迎加入 Quantumu', '\n']
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# filter chat id /指定某些频道下载
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whitelist = []
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donwload_all_chat = False # 监控所有你加入的频道，收到的新消息如果包含媒体都会下载，默认关闭
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filter_file_name = ['sh'] # 指定文件后缀，可以填jpg、avi、mkv、rar等。
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# pip install telethon cryptg pillow aiohttp hachoir # 所需的依赖模块
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#***********************************************************************************#
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logging.basicConfig(format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
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level=logging.WARNING)
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logger = logging.getLogger(__name__)
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queue = asyncio.Queue()
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# 文件夹/文件名称处理
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def validateTitle(title):
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r_str = r"[\/\\\:\*\?\"\<\>\|\n]" # '/ \ : * ? " < > |'
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new_title = re.sub(r_str, "_", title) # 替换为下划线
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return new_title
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# 获取相册标题
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async def get_group_caption(message):
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group_caption = ""
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entity = await client.get_entity(message.to_id)
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async for msg in client.iter_messages(entity=entity, reverse=True, offset_id=message.id - 9, limit=10):
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if msg.grouped_id == message.grouped_id:
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if msg.text != "":
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group_caption = msg.text
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return group_caption
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return group_caption
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# 获取本地时间
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def get_local_time():
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return time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())
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# 判断相似率
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def get_equal_rate(str1, str2):
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return difflib.SequenceMatcher(None, str1, str2).quick_ratio()
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# 返回文件大小
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def bytes_to_string(byte_count):
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suffix_index = 0
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while byte_count >= 1024:
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byte_count /= 1024
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suffix_index += 1
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return '{:.2f}{}'.format(
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byte_count, [' bytes', 'KB', 'MB', 'GB', 'TB'][suffix_index]
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)
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async def worker(name):
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while True:
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queue_item = await queue.get()
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message = queue_item[0]
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chat_title = queue_item[1]
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entity = queue_item[2]
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file_name = queue_item[3]
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for filter_file in filter_file_name:
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if not file_name.endswith(filter_file):
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return
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dirname = validateTitle(f'{chat_title}({entity.id})')
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datetime_dir_name = message.date.strftime("%Y年%m月")
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file_save_path = os.path.join(save_path, dirname, datetime_dir_name)
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if not os.path.exists(file_save_path):
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os.makedirs(file_save_path)
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# 判断文件是否在本地存在
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if file_name in os.listdir(file_save_path):
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os.remove(os.path.join(file_save_path, file_name))
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print(f"{get_local_time()} 开始下载： {chat_title} - {file_name}")
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try:
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loop = asyncio.get_event_loop()
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task = loop.create_task(client.download_media(
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message, os.path.join(file_save_path, file_name)))
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await asyncio.wait_for(task, timeout=3600)
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if upload_file_set:
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proc = await asyncio.create_subprocess_exec('fclone',
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'move',
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os.path.join(
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file_save_path, file_name),
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f"{drive_name}:{{{drive_id}}}/{dirname}/{datetime_dir_name}",
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'--ignore-existing',
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stdout=asyncio.subprocess.DEVNULL)
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await proc.wait()
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if proc.returncode == 0:
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print(f"{get_local_time()} - {file_name} 下载并上传完成")
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except (errors.FileReferenceExpiredError, asyncio.TimeoutError):
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logging.warning(f'{get_local_time()} - {file_name} 出现异常，重新尝试下载！')
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async for new_message in client.iter_messages(entity=entity, offset_id=message.id - 1, reverse=True,
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limit=1):
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await queue.put((new_message, chat_title, entity, file_name))
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except Exception as e:
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print(f"{get_local_time()} - {file_name} {e}")
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await bot.send_message(admin_id, f'Error!\n\n{e}\n\n{file_name}')
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finally:
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queue.task_done()
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# 无论是否上传成功都删除文件。
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if upload_file_set:
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try:
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os.remove(os.path.join(file_save_path, file_name))
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except:
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pass
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@events.register(events.NewMessage(pattern='/start', from_users=admin_id))
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async def handler(update):
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text = update.message.text.split(' ')
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if len(text) == 1:
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await bot.send_message(admin_id, '参数错误，请按照参考格式输入:\n\n '
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'<i>/start https://t.me/fkdhlg 0 </i>\n\n'
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'Tips:如果不输入offset_id，默认从第一条开始下载。', parse_mode='HTML')
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return
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elif len(text) == 2:
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chat_id = text[1]
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try:
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entity = await client.get_entity(chat_id)
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chat_title = entity.title
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offset_id = 0
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await update.reply(f'开始从{chat_title}的第一条消息下载。')
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except:
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await update.reply('chat输入错误，请输入频道或群组的链接')
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return
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elif len(text) == 3:
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chat_id = text[1]
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offset_id = int(text[2])
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try:
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entity = await client.get_entity(chat_id)
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chat_title = entity.title
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await update.reply(f'开始从{chat_title}的第{offset_id}条消息下载。')
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except:
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await update.reply('chat输入错误，请输入频道或群组的链接')
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return
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else:
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await bot.send_message(admin_id, '参数错误，请按照参考格式输入:\n\n '
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'<i>/start https://t.me/fkdhlg 0 </i>\n\n'
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'Tips:如果不输入offset_id，默认从第一条开始下载。', parse_mode='HTML')
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return
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if chat_title:
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print(f'{get_local_time()} - 开始下载：{chat_title}({entity.id}) - {offset_id}')
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last_msg_id = 0
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async for message in client.iter_messages(entity, offset_id=offset_id, reverse=True, limit=None):
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if message.media:
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# 如果是一组媒体
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caption = await get_group_caption(message) if (
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message.grouped_id and message.text == "") else message.text
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# 过滤文件名称中的广告等词语
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if len(filter_list) and caption != "":
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for filter_keyword in filter_list:
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caption = caption.replace(filter_keyword, "")
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# 如果文件文件名不是空字符串，则进行过滤和截取，避免文件名过长导致的错误
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caption = "" if caption == "" else f'{validateTitle(caption)} - '[
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:50]
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file_name = ''
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# 如果是文件
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if message.document:
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if type(message.media) == MessageMediaWebPage:
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continue
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if message.media.document.mime_type == "image/webp":
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continue
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if message.media.document.mime_type == "application/x-tgsticker":
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continue
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for i in message.document.attributes:
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try:
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file_name = i.file_name
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except:
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continue
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if file_name == '':
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file_name = f'{message.id} - {caption}.{message.document.mime_type.split("/")[-1]}'
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else:
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# 如果文件名中已经包含了标题，则过滤标题
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if get_equal_rate(caption, file_name) > 0.6:
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caption = ""
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file_name = f'{message.id} - {caption}{file_name}'
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elif message.photo:
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file_name = f'{message.id} - {caption}{message.photo.id}.jpg'
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else:
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continue
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await queue.put((message, chat_title, entity, file_name))
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last_msg_id = message.id
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await bot.send_message(admin_id, f'{chat_title} all message added to task queue, last message is：{last_msg_id}')
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@events.register(events.NewMessage())
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async def all_chat_download(update):
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message = update.message
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if message.media:
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chat_id = update.message.to_id
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entity = await client.get_entity(chat_id)
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if not entity.id in whitelist:
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return
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chat_title = entity.title
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# 如果是一组媒体
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caption = await get_group_caption(message) if (
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message.grouped_id and message.text == "") else message.text
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if caption != "":
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for fw in filter_list:
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caption = caption.replace(fw, '')
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# 如果文件文件名不是空字符串，则进行过滤和截取，避免文件名过长导致的错误
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caption = "" if caption == "" else f'{validateTitle(caption)} - '[:50]
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file_name = ''
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# 如果是文件
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if message.document:
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try:
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if type(message.media) == MessageMediaWebPage:
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return
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if message.media.document.mime_type == "image/webp":
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file_name = f'{message.media.document.id}.webp'
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if message.media.document.mime_type == "application/x-tgsticker":
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file_name = f'{message.media.document.id}.tgs'
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for i in message.document.attributes:
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try:
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file_name = i.file_name
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except:
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continue
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if file_name == '':
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file_name = f'{message.id} - {caption}.{message.document.mime_type.split("/")[-1]}'
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else:
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# 如果文件名中已经包含了标题，则过滤标题
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if get_equal_rate(caption, file_name) > 0.6:
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caption = ""
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file_name = f'{message.id} - {caption}{file_name}'
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except:
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print(message.media)
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elif message.photo:
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file_name = f'{message.id} - {caption}{message.photo.id}.jpg'
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else:
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return
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# 过滤文件名称中的广告等词语
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for filter_keyword in filter_list:
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file_name = file_name.replace(filter_keyword, "")
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print(chat_title, file_name)
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await queue.put((message, chat_title, entity, file_name))
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if __name__ == '__main__':
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bot = TelegramClient('telegram_channel_downloader_bot',
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api_id, api_hash).start(bot_token=str(bot_token))
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client = TelegramClient(
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'telegram_channel_downloader', api_id, api_hash).start()
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bot.add_event_handler(handler)
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if donwload_all_chat:
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client.add_event_handler(all_chat_download)
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tasks = []
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try:
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for i in range(max_num):
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loop = asyncio.get_event_loop()
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task = loop.create_task(worker(f'worker-{i}'))
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tasks.append(task)
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print('Successfully started (Press Ctrl+C to stop)')
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client.run_until_disconnected()
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finally:
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for task in tasks:
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task.cancel()
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client.disconnect()
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print('Stopped!')
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