44 lines
1.5 KiB
Python
44 lines
1.5 KiB
Python
from article import Article
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import asyncio
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import threading
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import yaml
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import telegram
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import re
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ITEM_TEXT = "*Artículo*: {}\n" \
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"*Descripción*: {}\n" \
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"*Precio*: {} {}\n" \
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"[Ir al anuncio](https://es.wallapop.com/item/{})"
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class TelegramHandler:
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def __init__(self):
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token, channel = self.get_config()
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self._channel = channel
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self._bot = telegram.Bot(token=token)
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self._loop = asyncio.new_event_loop()
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asyncio.set_event_loop(self._loop)
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def get_config(self):
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config_file = 'config.yaml'
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with open(config_file, 'r') as file:
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config = yaml.safe_load(file)
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token = config['telegram_token']
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telegram_channel = config['telegram_channel']
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return token, telegram_channel
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def escape_markdown(self, text):
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special_chars = r'_[\]()~`>#\+\-=|{}.!]'
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escaped_text = re.sub(f'([{re.escape(special_chars)}])', r'\\\1', text)
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return escaped_text
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def send_telegram_article(self, article):
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self._loop.run_until_complete(self.send_telegram_article_async(article))
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async def send_telegram_article_async(self, article):
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message = ITEM_TEXT.format(article.get_title(), article.get_description(),
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article.get_price(), article.get_currency(),
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article.get_url())
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escaped_message = self.escape_markdown(message)
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await self._bot.send_message(self._channel, text=escaped_message, parse_mode="MarkdownV2") |