Zakhar Izmaylov
43 lines
1.7 KiB
Python
43 lines
1.7 KiB
Python
import asyncio
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from aiogram import Dispatcher, types
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from aiogram.dispatcher import DEFAULT_RATE_LIMIT
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from aiogram.dispatcher.handler import CancelHandler, current_handler
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from aiogram.dispatcher.middlewares import BaseMiddleware
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from aiogram.utils.exceptions import Throttled
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from aiogram.utils.keyboard import InlineKeyboardBuilder
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class ThrottlingMiddleware(BaseMiddleware):
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def __init__(self, limit=DEFAULT_RATE_LIMIT, key_prefix="antiflood_"):
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self.rate_limit = limit
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self.prefix = key_prefix
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super(ThrottlingMiddleware, self).__init__()
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async def on_process_message(self, message: types.Message, data: dict):
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handler = current_handler.get()
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dispatcher = Dispatcher.get_current()
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if handler:
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limit = getattr(handler, "throttling_rate_limit", self.rate_limit)
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key = getattr(handler, "throttling_key", f"{self.prefix}_{handler.__name__}")
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else:
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limit = self.rate_limit
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key = f"{self.prefix}_message"
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try:
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await dispatcher.throttle(key, rate=limit)
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except Throttled as t:
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await self.message_throttled(message, t)
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raise CancelHandler()
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async def message_throttled(self, message: types.Message, throttled: Throttled):
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delta = throttled.rate - throttled.delta
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if throttled.exceeded_count <= 2:
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builder = InlineKeyboardBuilder()
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builder.row(InlineKeyboardButton(text="👤 Личный кабинет", callback_data="profile"))
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await message.reply("🚫 Слишком много запросов! Пожалуйста, не торопитесь!", reply_markup=builder.as_markup())
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await asyncio.sleep(delta)
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