Исходный код метода:
if ($this->cart->hasShipping() && isset($this->session->data['shipping_method'])) {
$total_data[] = array(
'code' => 'shipping',
'title' => $this->session->data['shipping_method']['title'],
'text' => $this->currency->format($this->session->data['shipping_method']['cost']),
'value' => $this->session->data['shipping_method']['cost'],
'sort_order' => $this->config->get('shipping_sort_order')
);
if ($this->session->data['shipping_method']['tax_class_id']) {
$tax_rates = $this->tax->getRates($this->session->data['shipping_method']['cost'], $this->session->data['shipping_method']['tax_class_id']);
foreach ($tax_rates as $tax_rate) {
if (!isset($taxes[$tax_rate['tax_rate_id']])) {
$taxes[$tax_rate['tax_rate_id']] = $tax_rate['amount'];
} else {
$taxes[$tax_rate['tax_rate_id']] += $tax_rate['amount'];
}
}
}
$total += $this->session->data['shipping_method']['cost'];
}