118 lines
4.2 KiB
Python
Executable File
118 lines
4.2 KiB
Python
Executable File
#!/usr/bin/env python3
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import telebot # pip3 install pytelegrambotapi
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from threading import Thread
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from time import sleep
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from typing import List, Optional, Any, Union, Iterable, Callable
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from telebot.types import Message, Chat # typing
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from .helper import Log
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class Kill(Exception):
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''' Used to intentionally kill the bot. '''
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pass
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class TGClient(telebot.TeleBot):
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'''
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Telegram client. Wrapper around telebot.TeleBot.
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If `polling` if False, you can run the bot for a single send_message.
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If `allowedUsers` is None, all users are allowed.
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'''
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def __init__(
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self,
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apiKey: str,
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*, polling: bool,
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allowedUsers: Optional[List[str]] = None,
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**kwargs: Any
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) -> None:
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''' If '''
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super().__init__(apiKey, **kwargs)
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self.users = allowedUsers
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self.onKillCallback = None # type: Optional[Callable[[], None]]
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if polling:
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def _fn() -> None:
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try:
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Log.info('Ready')
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self.polling(skip_pending=True) # none_stop=True
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except Kill:
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Log.info('Quit by /kill command.')
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if self.onKillCallback:
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self.onKillCallback()
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return
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except Exception as e:
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Log.error(repr(e))
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Log.info('Auto-restart in 15 sec ...')
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sleep(15)
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_fn()
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Thread(target=_fn, name='Polling').start()
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@self.message_handler(commands=['?'])
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def _healthcheck(message: Message) -> None:
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if self.allowed(message):
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self.reply_to(message, 'yes')
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@self.message_handler(commands=['kill'])
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def _kill(message: Message) -> None:
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if self.allowed(message):
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self.reply_to(message, 'bye bye')
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raise Kill()
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def set_on_kill(self, callback: Optional[Callable[[], None]]) -> None:
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''' Callback is executed when a Kill exception is raised. '''
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self.onKillCallback = callback
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@staticmethod
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def listen_chat_info(api_key: str, user: str) -> 'TGClient':
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''' Wait for a single /start command, print chat-id, then quit. '''
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bot = TGClient(api_key, polling=True, allowedUsers=[user])
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@bot.message_handler(commands=['start'])
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def handle_start(message: Message) -> None:
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bot.log_chat_info(message.chat)
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raise Kill()
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return bot
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# Helper methods
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def log_chat_info(self, chat: Chat) -> None:
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''' Print current chat details (chat-id, title, etc.) to console. '''
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Log.info('[INFO] chat-id: {} ({}, title: "{}")'.format(
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chat.id, chat.type, chat.title or ''))
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def allowed(self, src_msg: Message) -> bool:
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''' Return true if message is sent to an previously allowed user. '''
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return not self.users or src_msg.from_user.username in self.users
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def send(self, chat_id: int, msg: str, **kwargs: Any) -> Optional[Message]:
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''' Send a message to chat. '''
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try:
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return self.send_message(chat_id, msg, **kwargs)
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except Exception as e:
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Log.error(repr(e))
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sleep(45)
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return None
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def send_buttons(
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self,
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chat_id: int,
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msg: str,
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options: Iterable[Union[str, int, float]]
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) -> Message:
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''' Send tiling keyboard with predefined options to user. '''
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markup = telebot.types.ReplyKeyboardMarkup(one_time_keyboard=True)
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markup.add(*(telebot.types.KeyboardButton(str(x)) for x in options))
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return self.send_message(chat_id, msg, reply_markup=markup)
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def send_abort_keyboard(self, src_msg: Message, reply_msg: str) -> Message:
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''' Cancel previously sent keyboards. '''
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return self.reply_to(src_msg, reply_msg,
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reply_markup=telebot.types.ReplyKeyboardRemove())
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def send_force_reply(self, chat_id: int, msg: str) -> Message:
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''' Send a message which is automatically set to reply_to. '''
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return self.send_message(chat_id, msg,
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reply_markup=telebot.types.ForceReply())
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