<?php
/***************************************************************************
*                                                                          *
*   (c) 2004 Vladimir V. Kalynyak, Alexey V. Vinokurov, Ilya M. Shalnev    *
*                                                                          *
* This  is  commercial  software,  only  users  who have purchased a valid *
* license  and  accept  to the terms of the  License Agreement can install *
* and use this program.                                                    *
*                                                                          *
****************************************************************************
* PLEASE READ THE FULL TEXT  OF THE SOFTWARE  LICENSE   AGREEMENT  IN  THE *
* "copyright.txt" FILE PROVIDED WITH THIS DISTRIBUTION PACKAGE.            *
****************************************************************************/

if (!defined('BOOTSTRAP')) { die('Access denied'); }

if ($mode == 'place_order') {
    $cart = &Tygh::$app['session']['cart'];
    $auth = &Tygh::$app['session']['auth'];

    // Check for the valid combinations
    if (fn_buy_together_calculate_cart_items($cart, $cart['products'], $auth) == false) {
        return array(CONTROLLER_STATUS_REDIRECT, 'checkout.cart');
    }
}
