Method storeShippingRegistered

/**
 * Store shipping id inside checkout - if enabled in parameters and there is only one valid shipping, it can be directly stored
 * But then the cart needs to be reloaded to store the costs of the shipping and make ready for payment (payment gets info about shipping because of rules)
 * @param $shippingId
 * @param $userId
 */
public function storeShippingRegistered($shippingId, $userId)
{
    $row = Table::getInstance('PhocacartCart', 'Table');
    if ((int) $userId > 0) {
        if (!$row->load(array('user_id' => (int) $userId, 'vendor_id' => 0, 'ticket_id' => 0, 'unit_id' => 0, 'section_id' => 0))) {
            return false;
            // there must be some info in cart yet
        }
    }
    if (!empty($row->cart)) {
        $data['shipping'] = (int) $shippingId;
        $data['user_id'] = (int) $userId;
        if (!$row->bind($data)) {
            $this->setError($row->getError());
            return false;
        }
        $row->date = gmdate('Y-m-d H:i:s');
        if (!$row->check()) {
            $this->setError($row->getError());
            return false;
        }
        if (!$row->store()) {
            $this->setError($row->getError());
            return false;
        }
        return (int) $shippingId;
    }
    return false;
}