private static function disableCountryById($context, $id_country, $id_shop = null)
 {
     if ($id_shop === null) {
         $id_shop = (int) $context->shop->id;
     }
     $dpdpoland_country = new DpdPolandCountry();
     $dpdpoland_country->id_country = (int) $id_country;
     $dpdpoland_country->id_shop = (int) $id_shop;
     $dpdpoland_country->enabled = 0;
     return $dpdpoland_country->save();
 }