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wuxu
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bot.py
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319
bot.py
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# -*- coding: utf-8 -*-
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import os
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import logging
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import mimetypes
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from datetime import datetime
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from aiogram import Bot, Dispatcher, types, F
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from aiogram.filters import Command
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from aiogram.types import FSInputFile
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from aiogram.utils.keyboard import InlineKeyboardBuilder
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from aiogram.client.session.aiohttp import AiohttpSession
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from aiogram.client.telegram import TelegramAPIServer
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# === CONFIGURATION ===
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# 从环境变量中安全地读取配置
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BOT_TOKEN = os.environ.get("BOT_TOKEN")
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# 将 USER_ID 转换为整数，如果未设置则默认为 0
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AUTHORIZED_USER_ID = int(os.environ.get("AUTHORIZED_USER_ID", 0))
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# 允许从环境变量覆盖存储目录，默认为 "local_storage"
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# 注意：在 docker-compose 中，这个值被设为 /var/lib/telegram-bot-api
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STORAGE_DIR = os.environ.get("STORAGE_DIR", "local_storage")
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# === 启动时检查 ===
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if not BOT_TOKEN:
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raise ValueError("错误：未设置 BOT_TOKEN 环境变量。")
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if AUTHORIZED_USER_ID == 0:
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raise ValueError("错误：未设置 AUTHORIZED_USER_ID 环境变量。")
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# === LOGGING ===
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logging.basicConfig(level=logging.INFO)
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logger = logging.getLogger(__name__)
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# === INITIAL SETUP ===
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local_api_server = TelegramAPIServer.from_base("http://bot-api:8081")
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session = AiohttpSession(api=local_api_server)
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bot = Bot(token=BOT_TOKEN, session=session)
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dp = Dispatcher()
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def ensure_storage():
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"""Ensure the local storage directory exists."""
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if not os.path.exists(STORAGE_DIR):
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os.makedirs(STORAGE_DIR)
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logger.info(f"Storage folder created at: {STORAGE_DIR}")
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else:
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logger.info(f"Storage folder exists at: {STORAGE_DIR}")
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def is_authorized(user_id: int) -> bool:
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"""Check if the user is authorized."""
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return user_id == AUTHORIZED_USER_ID
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def search_files(keyword: str):
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"""Search for files containing the keyword."""
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matches = []
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for root, _, files in os.walk(STORAGE_DIR):
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for f in files:
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if keyword.lower() in f.lower():
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matches.append(os.path.join(root, f))
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return matches
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def get_storage_summary():
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"""Return summary of all files."""
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total_size = 0
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files_info = []
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for root, dirs, files in os.walk(STORAGE_DIR):
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for f in files:
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path = os.path.join(root, f)
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try:
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size = os.path.getsize(path)
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mtime = datetime.fromtimestamp(os.path.getmtime(path))
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total_size += size
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files_info.append((f, size, mtime))
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except FileNotFoundError:
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logger.warning(f"File not found during summary: {path}")
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return total_size, files_info
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def get_extension_from_mime(mime_type: str) -> str:
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"""Guess the correct extension from MIME type."""
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ext = mimetypes.guess_extension(mime_type or "")
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return ext if ext else ""
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# === COMMAND HANDLERS ===
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@dp.message(Command("start"))
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async def cmd_start(message: types.Message):
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if not is_authorized(message.from_user.id):
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await message.answer("🚫 Access denied.")
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return
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ensure_storage()
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await message.answer("✅ Bot initialized! Local storage ready.")
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@dp.message(Command("overview"))
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async def cmd_overview(message: types.Message):
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if not is_authorized(message.from_user.id):
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await message.answer("🚫 Access denied.")
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return
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total_size, files_info = get_storage_summary()
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if not files_info:
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await message.answer("📁 Storage is empty.")
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return
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# 对文件按修改时间降序排序
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files_info.sort(key=lambda x: x[2], reverse=True)
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summary = "\n".join(
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[f"{f} — {s/1024:.1f} KB — {d.strftime('%Y-%m-%d %H:%M')}" for f, s, d in files_info]
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)
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await message.answer(f"📦 Files:\n{summary}\n\nTotal: {total_size/1024:.1f} KB")
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@dp.message(Command("search"))
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async def cmd_search(message: types.Message):
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if not is_authorized(message.from_user.id):
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await message.answer("🚫 Access denied.")
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return
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args = message.text.split(maxsplit=1)
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if len(args) < 2:
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await message.answer("Usage: /search <keyword>")
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return
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keyword = args[1]
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results = search_files(keyword)
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if not results:
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await message.answer("🔍 No matching files found.")
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return
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builder = InlineKeyboardBuilder()
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# 限制搜索结果数量，避免消息过长
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for i, f in enumerate(results[:50]):
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builder.button(text=f"{i+1}. {os.path.basename(f)}", callback_data=f"get|{f}")
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builder.adjust(1) # 每行一个按钮
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await message.answer(f"🔍 Found {len(results)} file(s):", reply_markup=builder.as_markup())
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@dp.callback_query(F.data.startswith("get|"))
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async def cb_get_file(callback: types.CallbackQuery):
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if not is_authorized(callback.from_user.id):
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await callback.message.answer("🚫 Access denied.")
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return
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path = callback.data.split("|", 1)[1]
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if not os.path.exists(path):
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await callback.message.answer("File not found (it may have been deleted).")
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await callback.answer()
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return
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await callback.answer(f"Sending {os.path.basename(path)}...")
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try:
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await callback.message.answer_document(FSInputFile(path))
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except Exception as e:
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logger.error(f"Failed to send file {path}: {e}")
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await callback.message.answer(f"Error sending file: {e}")
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@dp.message(Command("delete"))
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async def cmd_delete(message: types.Message):
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if not is_authorized(message.from_user.id):
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await message.answer("🚫 Access denied.")
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return
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args = message.text.split(maxsplit=1)
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if len(args) < 2:
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await message.answer("Usage: /delete <filename_keyword>")
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return
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keyword = args[1]
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matches = search_files(keyword)
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if not matches:
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await message.answer("File not found.")
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return
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deleted_files = []
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for f in matches:
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try:
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os.remove(f)
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deleted_files.append(os.path.basename(f))
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except OSError as e:
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logger.error(f"Failed to delete {f}: {e}")
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if deleted_files:
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await message.answer(f"🗑️ Deleted {len(deleted_files)} file(s):\n" + "\n".join(deleted_files))
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else:
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await message.answer("Could not delete matching files.")
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# === MESSAGE HANDLER FOR FILES/TEXT ===
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@dp.message(F.photo | F.video | F.document | F.text)
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async def handle_incoming(message: types.Message):
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if not is_authorized(message.from_user.id):
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await message.answer("🚫 Access denied.")
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return
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ensure_storage()
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timestamp = datetime.now().strftime('%Y%m%d_%H%M%S')
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# --- Handle text ---
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if message.text and not (message.photo or message.video or message.document):
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# ... (文本处理逻辑不变) ...
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filename = f"{timestamp}.txt"
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# 文本文档也放入 'documents' 文件夹
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subdir = "documents"
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target_dir = os.path.join(STORAGE_DIR, subdir)
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if not os.path.exists(target_dir):
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os.makedirs(target_dir)
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path = os.path.join(target_dir, filename)
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with open(path, "w", encoding="utf-8") as f:
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f.write(message.text)
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await message.answer(f"💾 Text saved as `{filename}` (in /{subdir})", parse_mode="Markdown")
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return
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# --- Handle media/documents ---
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file_obj = None
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file_name = None
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mime_type = None
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is_photo = False
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if message.document:
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file_obj = message.document
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file_name = message.document.file_name
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mime_type = message.document.mime_type
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elif message.photo:
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file_obj = message.photo[-1] # Highest resolution
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file_name = f"{timestamp}.jpg"
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mime_type = "image/jpeg"
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is_photo = True # 标记为照片
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elif message.video:
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file_obj = message.video
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file_name = message.video.file_name
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mime_type = message.video.mime_type
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if not file_name: # 备用文件名
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file_name = timestamp
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if file_obj:
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logger.info(f"Received file. Original file_name variable: '{file_name}' (MIME: {mime_type}) [IsPhoto: {is_photo}]")
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# ... (文件名清理逻辑不变) ...
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base_name, ext = os.path.splitext(file_name)
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if not ext:
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ext = get_extension_from_mime(mime_type)
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if not ext:
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ext = ".bin" # Fallback
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safe_base_name = "".join(c for c in base_name if c.isalnum() or c in (' ', '.', '_', '-')).rstrip()
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final_name = f"{timestamp}_{safe_base_name}{ext}"
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# ... (子目录分类逻辑不变) ...
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subdir = "others" # 默认目录
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if mime_type:
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if mime_type.startswith("video/"):
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subdir = "video"
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elif mime_type.startswith("image/"):
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subdir = "pictures"
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elif mime_type in ("application/zip", "application/x-zip-compressed", "application/x-rar-compressed", "application/gzip", "application/x-7z-compressed"):
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subdir = "zip"
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elif mime_type.startswith("audio/"):
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subdir = "audio"
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elif mime_type in ("application/pdf", "application/msword", "application/vnd.openxmlformats-officedocument.wordprocessingml.document", "text/plain"):
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subdir = "documents"
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target_dir = os.path.join(STORAGE_DIR, subdir)
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if not os.path.exists(target_dir):
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try:
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os.makedirs(target_dir)
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logger.info(f"Created subdirectory: {target_dir}")
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except OSError as e:
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logger.error(f"Failed to create subdirectory {target_dir}: {e}")
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target_dir = STORAGE_DIR
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destination_path = os.path.join(target_dir, final_name)
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logger.info(f"Target file name set to: '{final_name}' in subdir: '{subdir}'")
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# --- 根据 is_photo 区分处理 ---
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try:
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if is_photo:
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# --- 照片处理逻辑 ---
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# 照片无法使用 get_file + rename，必须直接下载
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logger.info(f"Processing as Photo. Downloading file_id: {file_obj.file_id}")
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await bot.download_file(file_obj.file_id, destination_path)
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logger.info(f"Downloaded photo to: {destination_path}")
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else:
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# --- 视频/文档处理逻辑 ---
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# 1. 从 API 获取文件信息
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file_info = await bot.get_file(file_obj.file_id)
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# 2. 这是文件在 API 服务器上的绝对路径
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source_path = file_info.file_path
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logger.info(f"Processing as Document/Video. File is already on disk at: {source_path}")
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# 3. 检查路径
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if not os.path.abspath(source_path).startswith(os.path.abspath(STORAGE_DIR)):
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logger.error(f"FATAL: File path {source_path} is outside STORAGE_DIR {STORAGE_DIR}. Check docker-compose command.")
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# 后备方案：尝试下载 (这会很慢，并且可能因404失败)
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await bot.download_file(file_info.file_path, destination_path)
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else:
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# 4. 【核心】移动文件
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os.rename(source_path, destination_path)
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logger.info(f"Moved file from {source_path} to {destination_path}")
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await message.answer(f"💾 Saved `{final_name}` (in /{subdir})", parse_mode="Markdown")
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except Exception as e:
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# 确保在这里打印完整的异常，包括 file_id
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logger.error(f"Failed to save file {file_obj.file_id} (Dest: {destination_path}): {e}", exc_info=True)
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await message.answer(f"Error saving file: {e}")
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# === MAIN ENTRY ===
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async def main():
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ensure_storage()
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logger.info(f"🚀 Bot is starting... Storage: {STORAGE_DIR}")
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await dp.start_polling(bot)
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if __name__ == "__main__":
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import asyncio
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asyncio.run(main())
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