/**
* Return the product tax rate using the tax rules system
*
* @param integer $product_id
* @param integer $country_id
* @param $state_id
* @param $zipcode
* @return Tax
* @deprecated since 1.5
*/
public static function getProductTaxRateViaRules($product_id, $country_id, $state_id, $zipcode)
{
Tools::displayAsDeprecated();
if (!isset(self::$_product_tax_via_rules[$product_id . '-' . $country_id . '_' . $state_id . '_' . $zipcode])) {
$tax_rate = JeproshopTaxRulesGroupModelTaxRulesGroup::getTaxesRate((int) JeproshopProductModelProduct::getTaxRulesGroupIdByProductId((int) $product_id), (int) $country_id, (int) $state_id, $zipcode);
self::$_product_tax_via_rules[$product_id . '_' . $country_id . '_' . $zipcode] = $tax_rate;
}
return self::$_product_tax_via_rules[$product_id . '_' . $country_id . '_' . $zipcode];
}
