public function __construct()
{
$this->config = Grav::instance()['config'];
$this->data_path = Grav::instance()['locator']->findResource('log://popularity', true, true);
$this->daily_file = $this->data_path . '/' . self::DAILY_FILE;
$this->monthly_file = $this->data_path . '/' . self::MONTHLY_FILE;
$this->totals_file = $this->data_path . '/' . self::TOTALS_FILE;
$this->visitors_file = $this->data_path . '/' . self::VISITORS_FILE;
}