90 lines
3.3 KiB
Python
90 lines
3.3 KiB
Python
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# Copyright (C) 2020 by Cathy Hu <cathy.hu@fau.de>
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#
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# SPDX-License-Identifier: 0BSD
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from aiogram import Bot, Dispatcher, exceptions, types
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from asyncio import gather, sleep
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from kibicara.config import config
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from kibicara.platformapi import Censor, Message, Spawner
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from kibicara.platforms.telegram.model import Telegram, TelegramUser
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from logging import getLogger
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logger = getLogger(__name__)
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class TelegramBot(Censor):
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def __init__(self, telegram_model):
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super().__init__(telegram_model.hood)
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self.telegram_model = telegram_model
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self.bot = Bot(token=telegram_model.api_token)
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self.dp = Dispatcher(self.bot)
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self.dp.register_message_handler(self._send_welcome, commands=['start'])
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self.dp.register_message_handler(self._receive_message)
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async def run(self):
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await gather(self.dp.start_polling(), self.push())
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async def push(self):
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while True:
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message = await self.receive()
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logger.debug(
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'Received message from censor (%s): %s'
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% (self.telegram_model.hood.name, message.text)
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)
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for user in await TelegramUser.objects.filter(
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bot=self.telegram_model
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).all():
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await self._send_message(user.user_id, message.text)
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async def _send_message(self, user_id, message):
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try:
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await self.bot.send_message(user_id, message, disable_notification=False)
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except exceptions.BotBlocked:
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logger.error(
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'Target [ID:%s] (%s): blocked by user'
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% (user_id, self.telegram_model.hood.name)
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)
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except exceptions.ChatNotFound:
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logger.error(
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'Target [ID:%s] (%s): invalid user ID'
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% (user_id, self.telegram_model.hood.name)
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)
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except exceptions.RetryAfter as e:
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logger.error(
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'Target [ID:%s] (%s): Flood limit is exceeded. Sleep %d seconds.'
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% (user_id, self.telegram_model.hood.name, e.timeout)
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)
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await sleep(e.timeout)
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return await self._send_message(user_id, text)
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except exceptions.UserDeactivated:
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logger.error(
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'Target [ID:%s] (%s): user is deactivated'
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% (user_id, self.telegram_model.hood.name)
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)
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except exceptions.TelegramAPIError:
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logger.exception(
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'Target [ID:%s] (%s): failed' % (user_id, self.telegram_model.hood.name)
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)
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async def _send_welcome(self, message: types.Message):
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try:
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if message.from_user.is_bot:
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await message.reply('Error: Bots can not join here.')
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return
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await TelegramUser.objects.create(
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user_id=message.from_user.id, bot=self.telegram_model
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)
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await message.reply(self.telegram_model.welcome_message)
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except IntegrityError:
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await message.reply('Error: You are already registered.')
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async def _receive_message(self, message: types.Message):
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if not message.text:
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await message.reply('Error: Only text messages are allowed.')
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return
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await self.publish(Message(message.text))
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spawner = Spawner(Telegram, TelegramBot)
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