Initial commit
sfan5
commit
cb4c974631
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config.yaml
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*.db
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venv
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__pycache__
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# Telegram bot token
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bot_token: "BOT_TOKEN_HERE"
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# Database path
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database: "./instance.db"
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# ID of support bot group where messages will go
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target_group: -12345678
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# Message shown to users when they /start the bot (HTML)
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welcome_text: |
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<b>Thank you for contacting support for Sample Project</b>.
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Please state clearly what you would like help with.
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# Message shown when user writes a message to bot (HTML)
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reply_text: |
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Thank you for contacting us, we will reply to your message shortly.
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pyTelegramBotAPI>=3.5.1
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pyYAML>=3.12
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import telebot
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import logging
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import time
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import json
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from datetime import datetime, timedelta
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LONG_LONG_TIME = datetime(2100, 1, 1)
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ID_REMIND_DURATION = timedelta(days=2)
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ALL_CONTENT_TYPES = ["text", "location", "venue", "contact",
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"audio", "document", "photo", "sticker", "video", "video_note", "voice"]
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bot = None
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db = None
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bot_self_id = None
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target_group = None
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welcome_text = None
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reply_text = None
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def init(config, _db):
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global bot, db, bot_self_id, target_group, welcome_text, reply_text
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if not config.get("bot_token"):
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logging.error("No telegram token specified.")
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exit(1)
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logging.getLogger("urllib3").setLevel(logging.WARNING) # very noisy with debug otherwise
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bot = telebot.TeleBot(config["bot_token"], threaded=False)
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db = _db
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if config.get("target_group"):
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target_group = int(config["target_group"])
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welcome_text = config["welcome_text"]
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reply_text = config["reply_text"]
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set_handler(handle_msg, content_types=ALL_CONTENT_TYPES)
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bot_self_id = bot.get_me().id
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logging.info("Startup OK")
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def set_handler(func, *args, **kwargs):
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def wrapper(*args, **kwargs):
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try:
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func(*args, **kwargs)
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except Exception as e:
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logging.exception("Exception raised in event handler")
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bot.message_handler(*args, **kwargs)(wrapper)
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def run():
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while True:
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try:
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bot.polling(none_stop=True)
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except Exception as e:
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# you're not supposed to call .polling() more than once but I'm left with no choice
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logging.warning("%s while polling Telegram, retrying.", type(e).__name__)
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time.sleep(1)
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def callwrapper(f):
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while True:
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try:
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f()
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except telebot.apihelper.ApiException as e:
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status = check_telegram_exc(e)
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if not status:
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continue
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return status
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return
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def check_telegram_exc(e):
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errmsgs = ["bot was blocked by the user", "user is deactivated",
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"PEER_ID_INVALID", "bot can't initiate conversation"]
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if any(msg in e.result.text for msg in errmsgs):
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return "blocked"
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if "Too Many Requests" in e.result.text:
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d = json.loads(e.result.text)["parameters"]["retry_after"]
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d = min(d, 30) # supposedly this is in seconds, but you sometimes get 100 or even 2000
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logging.warning("API rate limit hit, waiting for %ds", d)
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time.sleep(d)
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return False # retry
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logging.exception("API exception")
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return "exception"
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### db
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class ModificationContext():
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def __init__(self, key, obj):
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self.key = key
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self.obj = obj
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def __enter__(self):
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return self.obj
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def __exit__(self, exc_type, *_):
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if exc_type is None:
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db[self.key] = self.obj
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class User():
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def __init__(self):
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self.id = None
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self.username = None
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self.realname = None
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self.last_messaged = None
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self.banned_until = None
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def __eq__(self, other):
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if isinstance(other, User):
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return self.id == other.id
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return NotImplemented
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def __str__(self):
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return "<User id=%d>" % self.id
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def defaults(self):
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self.last_messaged = datetime(1970, 1, 1)
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# this is kinda shit
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db_last_sync = 0
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def db_auto_sync():
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global db_last_sync
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now = int(time.time())
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if now > db_last_sync + 15:
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db_last_sync = now
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db.sync()
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def db_get_user(id):
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return db["u%d" % id]
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def db_modify_user(id, allow_new=False):
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key = "u%d" % id
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obj = db.get(key)
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if obj is None:
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if allow_new:
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obj = User()
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else:
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raise KeyError
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return ModificationContext(key, obj)
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### Main stuff
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def handle_msg(ev):
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db_auto_sync()
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if ev.chat.type in ("group", "supergroup"):
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if ev.chat.id == target_group:
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return handle_group(ev)
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logging.warning("Got message from group %d which "
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"we're not supposed to be in", ev.chat.id)
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elif ev.chat.type == "private":
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return handle_private(ev)
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def handle_group(ev):
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if ev.reply_to_message is None:
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return
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if ev.reply_to_message.from_user.id != bot_self_id:
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return
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user_id = db.get("m%d" % ev.reply_to_message.message_id)
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logging.debug("found id = %d mapped to user %s", ev.reply_to_message.message_id, user_id)
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if user_id is None:
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logging.warning("Couldn't find replied to message in target group")
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return
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# handle commands
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if ev.content_type == "text" and ev.text.startswith("/"):
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arg = ""
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if " " in ev.text:
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pos = ev.text.find(" ")
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c = ev.text[1:pos].lower()
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arg = ev.text[pos+1:]
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else:
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c = ev.text[1:].lower()
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return handle_group_command(ev, user_id, c, arg)
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# deliver message
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res = callwrapper(lambda: resend_message(user_id, ev))
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if res == "blocked":
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callwrapper(lambda: bot.send_message(target_group, "Bot was blocked by user."))
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def handle_group_command(ev, user_id, c, arg):
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if c == "info":
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msg = format_user_info(db_get_user(user_id))
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return callwrapper(lambda: bot.send_message(target_group, msg, parse_mode="HTML"))
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elif c == "ban":
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delta = parse_timedelta(arg)
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if not delta:
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until = LONG_LONG_TIME
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msg = "User banned permanently."
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else:
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until = datetime.now() + delta
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msg = "User banned until %s." % format_datetime(until)
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with db_modify_user(user_id) as user:
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user.banned_until = until
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return callwrapper(lambda: bot.send_message(target_group, msg))
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elif c == "unban":
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msg = None
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with db_modify_user(user_id) as user:
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if user.banned_until is None or user.banned_until < datetime.now():
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msg = "User was not banned or ban expired already."
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else:
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user.banned_until = None
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msg = "User was unbanned."
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return callwrapper(lambda: bot.send_message(target_group, msg))
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def handle_private(ev):
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if target_group is None:
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logging.error("Target group not set, dropping message from user")
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return
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# refresh user in db
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now = datetime.now()
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was_new_user = False
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with db_modify_user(ev.chat.id, allow_new=True) as user:
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if user.id is None:
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user.defaults()
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user.id = ev.chat.id
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assert ev.chat.id == ev.from_user.id
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was_new_user = True
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user.username = ev.from_user.username
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user.realname = ev.from_user.first_name
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if ev.from_user.last_name:
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user.realname += " " + ev.from_user.last_name
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# check things
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error = None
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if user.banned_until is not None:
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if now >= user.banned_until:
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pass
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elif user.banned_until >= LONG_LONG_TIME:
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error = "You cannot message the support bot."
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else:
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error = "You cannot message the support bot now, try again later."
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if error is not None:
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return callwrapper(lambda: bot.send_message(ev.chat.id, error))
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# handle commands
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if ev.content_type == "text" and ev.text.startswith("/"):
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pos = ev.text.find(" ") if " " in ev.text else len(ev.text)
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c = ev.text[1:pos].lower()
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if handle_private_command(ev, user, c):
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return
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# deliver message
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if (ev.forward_from is not None or ev.forward_from_chat is not None
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or ev.json.get("forward_sender_name") is not None):
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msg = "It is not possible to forward messages here."
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return callwrapper(lambda: bot.send_message(ev.chat.id, msg))
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if now - user.last_messaged >= ID_REMIND_DURATION:
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msg = "---------------------------------------\n"
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msg += format_user_info(user)
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callwrapper(lambda: bot.send_message(target_group, msg, parse_mode="HTML"))
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def f(user_id=user.id):
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ev2 = bot.forward_message(target_group, ev.chat.id, ev.message_id)
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db["m%d" % ev2.message_id] = user_id
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logging.debug("delivered msg from %s -> id = %d", user, ev2.message_id)
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callwrapper(f)
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if reply_text:
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callwrapper(lambda: bot.send_message(ev.chat.id, reply_text, parse_mode="HTML"))
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# this sucks too
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with db_modify_user(user.id) as user:
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user.last_messaged = now
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def handle_private_command(ev, user, c):
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if c == "start":
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callwrapper(lambda: bot.send_message(ev.chat.id, welcome_text, parse_mode="HTML"))
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return True
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elif c == "stop":
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return True
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### Helpers
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def parse_timedelta(s):
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if len(s) < 2 or not s[:-1].isdigit():
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return
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suff = s[-1].lower()
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suff = ({"s": 1, "m": 60, "h": 60*60, "d": 24*60*60, "w": 7*24*60*60}).get(suff)
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if not suff:
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return
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return timedelta(seconds=int(s[:-1]) * suff)
|
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|
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def escape_html(s):
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ret = ""
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for c in s:
|
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|
if c in ("<", ">", "&"):
|
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c = "&#" + str(ord(c)) + ";"
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ret += c
|
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|
return ret
|
||||||
|
|
||||||
|
def format_datetime(dt):
|
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|
return dt.strftime("%Y-%m-%d %H:%M:%S")
|
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|
|
||||||
|
def format_user_info(user):
|
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|
realname = user.realname
|
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|
if not any(c.isprintable() for c in realname):
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realname = "<empty name>"
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s = "User: <a href=\"tg://user?id=%d\">%s</a>" % (
|
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|
user.id, escape_html(realname))
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|
if user.username is not None:
|
||||||
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s += " (@%s)" % escape_html(user.username)
|
||||||
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s += "\nID: <code>%d</code>" % user.id
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|
return s
|
||||||
|
|
||||||
|
def resend_message(chat_id, ev):
|
||||||
|
# re-send message based on content type
|
||||||
|
if ev.content_type == "text":
|
||||||
|
return bot.send_message(chat_id, ev.text)
|
||||||
|
elif ev.content_type == "photo":
|
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photo = sorted(ev.photo, key=lambda e: e.width*e.height, reverse=True)[0]
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return bot.send_photo(chat_id, photo.file_id, caption=ev.caption)
|
||||||
|
elif ev.content_type == "audio":
|
||||||
|
kwargs = {}
|
||||||
|
for prop in ["performer", "title"]:
|
||||||
|
kwargs[prop] = getattr(ev.audio, prop)
|
||||||
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return bot.send_audio(chat_id, ev.audio.file_id, caption=ev.caption)
|
||||||
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elif ev.content_type == "document":
|
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return bot.send_document(chat_id, ev.document.file_id, caption=ev.caption)
|
||||||
|
elif ev.content_type == "video":
|
||||||
|
return bot.send_video(chat_id, ev.video.file_id, caption=ev.caption)
|
||||||
|
elif ev.content_type == "voice":
|
||||||
|
return bot.send_voice(chat_id, ev.voice.file_id, caption=ev.caption)
|
||||||
|
elif ev.content_type == "video_note":
|
||||||
|
return bot.send_video_note(chat_id, ev.video_note.file_id)
|
||||||
|
elif ev.content_type == "location":
|
||||||
|
kwargs = {
|
||||||
|
"latitude": ev.location.latitude,
|
||||||
|
"longitude": ev.location.longitude,
|
||||||
|
}
|
||||||
|
return bot.send_location(chat_id, **kwargs)
|
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elif ev.content_type == "venue":
|
||||||
|
kwargs = {
|
||||||
|
"latitude": ev.venue.location.latitude,
|
||||||
|
"longitude": ev.venue.location.longitude,
|
||||||
|
}
|
||||||
|
for prop in ["title", "address", "foursquare_id"]:
|
||||||
|
kwargs[prop] = getattr(ev.venue, prop)
|
||||||
|
return bot.send_venue(chat_id, **kwargs)
|
||||||
|
elif ev.content_type == "contact":
|
||||||
|
kwargs = {}
|
||||||
|
for prop in ["phone_number", "first_name", "last_name"]:
|
||||||
|
kwargs[prop] = getattr(ev.contact, prop)
|
||||||
|
return bot.send_contact(chat_id, **kwargs)
|
||||||
|
elif ev.content_type == "sticker":
|
||||||
|
return bot.send_sticker(chat_id, ev.sticker.file_id)
|
||||||
|
else:
|
||||||
|
raise NotImplementedError("content_type = %s" % ev.content_type)
|
||||||
|
|
@ -0,0 +1,71 @@
|
||||||
|
#!/usr/bin/env python3
|
||||||
|
import logging
|
||||||
|
import yaml
|
||||||
|
import threading
|
||||||
|
import sys
|
||||||
|
import os
|
||||||
|
import shelve
|
||||||
|
import getopt
|
||||||
|
|
||||||
|
import src.core as core
|
||||||
|
|
||||||
|
def start_new_thread(func, join=False, args=(), kwargs={}):
|
||||||
|
t = threading.Thread(target=func, args=args, kwargs=kwargs)
|
||||||
|
if not join:
|
||||||
|
t.daemon = True
|
||||||
|
t.start()
|
||||||
|
if join:
|
||||||
|
t.join()
|
||||||
|
|
||||||
|
def readopt(name):
|
||||||
|
global opts
|
||||||
|
for e in opts:
|
||||||
|
if e[0] == name:
|
||||||
|
return e[1]
|
||||||
|
return None
|
||||||
|
|
||||||
|
def usage():
|
||||||
|
print("Usage: %s [-q|-d] [-c config.yaml]" % sys.argv[0])
|
||||||
|
print("Options:")
|
||||||
|
print(" -h Display this text")
|
||||||
|
print(" -q Quiet, set log level to WARNING")
|
||||||
|
print(" -c Location of config file (default: ./config.yaml)")
|
||||||
|
|
||||||
|
def open_db(config):
|
||||||
|
return shelve.open(config["database"])
|
||||||
|
|
||||||
|
def main(configpath, loglevel=logging.INFO):
|
||||||
|
with open(configpath, "r") as f:
|
||||||
|
config = yaml.safe_load(f)
|
||||||
|
|
||||||
|
logging.basicConfig(format="%(levelname)-7s [%(asctime)s] %(message)s", datefmt="%Y-%m-%d %H:%M:%S", level=loglevel)
|
||||||
|
|
||||||
|
db = open_db(config)
|
||||||
|
|
||||||
|
core.init(config, db)
|
||||||
|
|
||||||
|
try:
|
||||||
|
start_new_thread(core.run, join=True)
|
||||||
|
except KeyboardInterrupt:
|
||||||
|
logging.info("Interrupted, exiting")
|
||||||
|
db.close()
|
||||||
|
os._exit(1)
|
||||||
|
|
||||||
|
if __name__ == "__main__":
|
||||||
|
try:
|
||||||
|
opts, args = getopt.getopt(sys.argv[1:], "hqc:", ["help"])
|
||||||
|
except getopt.GetoptError as e:
|
||||||
|
print(str(e))
|
||||||
|
exit(1)
|
||||||
|
# Process command line args
|
||||||
|
if readopt("-h") or readopt("--help"):
|
||||||
|
usage()
|
||||||
|
exit(0)
|
||||||
|
loglevel = logging.INFO
|
||||||
|
if readopt("-q") is not None:
|
||||||
|
loglevel = logging.WARNING
|
||||||
|
configpath = "./config.yaml"
|
||||||
|
if readopt("-c") is not None:
|
||||||
|
configpath = readopt("-c")
|
||||||
|
# Run the actual program
|
||||||
|
main(configpath, loglevel)
|
||||||
Loading…
Reference in New Issue