public function loadCart()
{
$this->cart = @$this->getSession()->cart;
if ($this->cart && $this->cart->getInvoice()->isCompleted()) {
$this->cart = null;
}
if (!$this->cart) {
$this->cart = new Am_ShoppingCart($this->getDi()->invoiceRecord);
/** @todo not serialize internal data in Invoice class */
$this->getSession()->cart = $this->cart;
}
if ($this->getDi()->auth->getUserId()) {
$this->cart->setUser($this->getDi()->user);
}
$this->cart->getInvoice()->calculate();
}
