/**
* For a given product, returns its real quantity
*
* @since 1.5.0
* @param int $id_product
* @param int $id_product_attribute
* @param int $id_warehouse
* @param int $id_shop
* @return int real_quantity
*/
public static function getRealQuantity($id_product, $id_product_attribute = 0, $id_warehouse = 0, $id_shop = null)
{
static $manager = null;
if (Configuration::get('PS_ADVANCED_STOCK_MANAGEMENT') && is_null($manager)) {
$manager = StockManagerFactory::getManager();
}
if (Configuration::get('PS_ADVANCED_STOCK_MANAGEMENT') && Product::usesAdvancedStockManagement($id_product) && StockAvailable::dependsOnStock($id_product, $id_shop)) {
return $manager->getProductRealQuantities($id_product, $id_product_attribute, $id_warehouse, true);
} else {
return StockAvailable::getQuantityAvailableByProduct($id_product, $id_product_attribute, $id_shop);
}
}
