ticketfrei/active_bots/telegrambot.py

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from bot import Bot
import logging
from report import Report
from twx.botapi import TelegramBot as Telegram
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logger = logging.getLogger(__name__)
class TelegramBot(Bot):
def crawl(self, user):
tb = Telegram(user.get_telegram_credentials())
seen_tg = user.get_seen_tg()
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try:
updates = tb.get_updates(offset=seen_tg + 1,
allowed_updates="message").wait()
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except TypeError:
updates = tb.get_updates().wait()
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reports = []
for update in updates:
if update == 404:
return reports
user.save_seen_tg(update.update_id)
if update.message.text.lower() == "/start":
user.add_telegram_subscribers(update.message.sender.id)
tb.send_message(update.message.sender.id, "You are now subscribed to report notifications.")
# TODO: /start message should be set in frontend
elif update.message.text.lower() == "/stop":
user.remove_telegram_subscribers(update.message.sender.id)
tb.send_message(update.message.sender.id, "You are now unsubscribed from report notifications.")
# TODO: /stop message should be set in frontend
elif update.message.text.lower() == "/help":
tb.send_message(update.message.sender.id, "Send reports here to share them with other users. Use /start and /stop to get reports or not.")
# TODO: /help message should be set in frontend
else:
reports.append(Report(update.message.sender.username, self,
update.message.text, None, update.message.date))
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return reports
def post(self, user, report):
tb = Telegram(user.get_telegram_credentials())
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text = report.text
if len(text) > 4096:
text = text[:4096 - 4] + u' ...'
try:
for subscriber_id in user.get_telegram_subscribers():
tb.send_message(subscriber_id, text).wait()
except Exception:
logger.error('Error telegramming: ' + user.get_city() + ': '
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+ str(report.id), exc_info=True)