/**
* @param CartCore $cart
* @param ShopgateOrder $order
* @param int $shopNumber
* @return bool
*/
public function fillFromOrder($cart, $order, $shopNumber)
{
$this->id_cart = $cart->id;
$this->order_number = $order->getOrderNumber();
$this->shipping_cost = $order->getAmountShipping();
$this->shipping_service = Configuration::get('SG_SHIPPING_SERVICE');
$this->shop_number = $shopNumber;
$this->shopgate_order = $order;
}