контроллер cart
public function removeAllProductsForCartId(){
$this->load->language('checkout/cart');
$json = array();
// Remove
if (isset($this->request->post['key'])) {
$products = $this->cart->getProducts();
foreach ($products as $product) {
if ($product['product_id'] == $this->request->post['key']) {
$this->cart->remove($product['cart_id']);
unset($this->session->data['vouchers'][$product['cart_id']]);
}
}
$json['success'] = $this->language->get('text_remove');
unset($this->session->data['shipping_method']);
unset($this->session->data['shipping_methods']);
unset($this->session->data['payment_method']);
unset($this->session->data['payment_methods']);
unset($this->session->data['reward']);
// Totals
$this->load->model('extension/extension');
$totals = array();
$taxes = $this->cart->getTaxes();
$total = 0;
// Because __call can not keep var references so we put them into an array.
$total_data = array(
'totals' => &$totals,
'taxes' => &$taxes,
'total' => &$total
);
// Display prices
if ($this->customer->isLogged() || !$this->config->get('config_customer_price')) {
$sort_order = array();
$results = $this->model_extension_extension->getExtensions('total');
foreach ($results as $key => $value) {
$sort_order[$key] = $this->config->get($value['code'] . '_sort_order');
}
array_multisort($sort_order, SORT_ASC, $results);
foreach ($results as $result) {
if ($this->config->get($result['code'] . '_status')) {
$this->load->model('extension/total/' . $result['code']);
// We have to put the totals in an array so that they pass by reference.
$this->{'model_extension_total_' . $result['code']}->getTotal($total_data);
}
}
$sort_order = array();
foreach ($totals as $key => $value) {
$sort_order[$key] = $value['sort_order'];
}
array_multisort($sort_order, SORT_ASC, $totals);
}
$json['total'] = sprintf($this->language->get('text_items'), $this->cart->countProducts() + (isset($this->session->data['vouchers']) ? count($this->session->data['vouchers']) : 0), $this->currency->format($total, $this->session->data['currency']));
}
$this->response->addHeader('Content-Type: application/json');
$this->response->setOutput(json_encode($json));
}