drogon/refresher/refresher.py

import sys
sys.path.append('..')
from time import sleep
from db_layer.capturas_interface import capturas_interface
from db_layer.capturing_tasks_interface import capturing_interface
from core.config import refresher_delay

class Refresher:

    def start(self):

        while True:
            sleep(refresher_delay)

            if capturas_interface.old_ads_exist():
                old_ad = capturas_interface.get_old_ad()
                capturing_interface.create_capturing_task(str(old_ad['referencia']))

    @staticmethod
    def dead_ad_checker(html):
        """
        Comprueba si el html es de un anuncio dado de baja.
        :param html: HTML del anuncio en string.
        :return: True si esta dado de baja, False si no.
        """
        try:
            if ':-|' in html or 'El anunciante lo dio de baja' in html:
                return True
            else:
                return False
        except TypeError:
            return False


if __name__ == '__main__':
    refresher = Refresher()
    refresher.start()