<?php
/* ----------------------------------------------------------------------

   MyOOS [Shopsystem]
   https://www.oos-shop.de

   Copyright (c) 2003 - 2019 by the MyOOS Development Team.
   ----------------------------------------------------------------------
   Based on:

   File: checkout_shipping.php,v 1.9 2003/02/22 17:34:00 wilt 
   orig:  checkout_shipping.php,v 1.14 2003/02/14 20:28:47 dgw_ 
   ----------------------------------------------------------------------
   osCommerce, Open Source E-Commerce Solutions
   http://www.oscommerce.com

   Copyright (c) 2003 osCommerce
   ----------------------------------------------------------------------
   Released under the GNU General Public License
   ---------------------------------------------------------------------- */

/** ensure this file is being included by a parent file */
defined( 'OOS_VALID_MOD' ) OR die( 'Direct Access to this location is not allowed.' );

// start the session
if ( $session->hasStarted() === FALSE ) $session->start();  
  
// if the customer is not logged on, redirect them to the login page
if (!isset($_SESSION['customer_id'])) {
	// navigation history
	if (!isset($_SESSION['navigation'])) {
		$_SESSION['navigation'] = new navigationHistory();
	}   
    $_SESSION['navigation']->set_snapshot();
    oos_redirect(oos_href_link($aContents['login']));
}

// if there is nothing in the customers cart, redirect them to the shopping cart page
if ($_SESSION['cart']->count_contents() < 1) {
    oos_redirect(oos_href_link($aContents['shopping_cart']));
}


// check for maximum order
if ($_SESSION['cart']->show_total() > $_SESSION['customer_max_order']) {
	oos_redirect(oos_href_link($aContents['info_max_order']));
}


require_once MYOOS_INCLUDE_PATH . '/includes/languages/' . $sLanguage . '/checkout_shipping.php';
require_once MYOOS_INCLUDE_PATH . '/includes/functions/function_address.php';
 

if (isset($_SESSION['shipping'])) unset($_SESSION['shipping']);

// if no shipping destination address was selected, use the customers own address as default
if (!isset($_SESSION['sendto'])) {
	$_SESSION['sendto'] = $_SESSION['customer_default_address_id'];
} else {
// verify the selected shipping address
	$address_booktable = $oostable['address_book'];
    $sql = "SELECT COUNT(*) AS total
            FROM $address_booktable
            WHERE customers_id = '" . intval($_SESSION['customer_id']) . "'
              AND address_book_id = '" . intval($_SESSION['sendto']) . "'";
    $check_address_result = $dbconn->Execute($sql);
    $check_address = $check_address_result->fields;

	if ($check_address['total'] != '1') {
		$_SESSION['sendto'] = $_SESSION['customer_default_address_id'];
	}
}

require_once MYOOS_INCLUDE_PATH . '/includes/classes/class_order.php';
$oOrder = new order;

// register a random ID in the session to check throughout the checkout procedure
// against alterations in the shopping cart contents
$_SESSION['cartID'] = $_SESSION['cart']->cartID;


// if the order contains only virtual products, forward the customer to the billing page as
// a shipping address is not needed
if (($oOrder->content_type == 'virtual') || ($_SESSION['cart']->show_total() == 0) ) {
	$_SESSION['shipping'] = FALSE;
	$_SESSION['sendto'] = FALSE;
	oos_redirect(oos_href_link($aContents['checkout_payment']));
}

$total_weight = $_SESSION['cart']->show_weight();
$total_count = $_SESSION['cart']->count_contents();

// load all enabled shipping modules
require_once MYOOS_INCLUDE_PATH . '/includes/classes/class_shipping.php';
$shipping_modules = new shipping;

if ( defined('MODULE_ORDER_TOTAL_SHIPPING_FREE_SHIPPING') && (MODULE_ORDER_TOTAL_SHIPPING_FREE_SHIPPING == 'true') ) {
	switch (MODULE_ORDER_TOTAL_SHIPPING_DESTINATION) {
      case 'national':
        if ($oOrder->delivery['country_id'] == STORE_COUNTRY) $pass = TRUE; break;

      case 'international':
        if ($oOrder->delivery['country_id'] != STORE_COUNTRY) $pass = TRUE; break;

      case 'both':
        $pass = TRUE; break;

      default:
        $pass = FALSE; break;
	}

	$free_shipping = FALSE;
	if ( ($pass == TRUE) && ($oOrder->info['subtotal'] >= MODULE_ORDER_TOTAL_SHIPPING_FREE_SHIPPING_OVER) ) {
		$free_shipping = TRUE;

		require_once MYOOS_INCLUDE_PATH . '/includes/languages/' . $sLanguage . '/modules/order_total/ot_shipping.php';
	}
} else {
	$free_shipping = FALSE;
}


// process the selected shipping method
if ( isset($_POST['action']) && ($_POST['action'] == 'process') ) {
	if ( (isset($_POST['comments'])) && (empty($_POST['comments'])) ) {
		$_SESSION['comments'] = '';
	} elseif (oos_is_not_null($_POST['comments'])) {
		$_SESSION['comments'] = oos_db_prepare_input($_POST['comments']);
	}

	if ( (oos_count_shipping_modules() > 0) || ($free_shipping == TRUE) ) {
		if ( (isset($_POST['shipping'])) && (strpos($_POST['shipping'], '_')) ) {
			$_SESSION['shipping'] = $_POST['shipping'];

			list($module, $method) = explode('_', $_SESSION['shipping']);
			if ( is_object($$module) || ($_SESSION['shipping'] == 'free_free') ) {
				
				if ($_SESSION['shipping'] == 'free_free') {
					$quote[0]['methods'][0]['title'] = $aLang['free_shipping_title'];
					$quote[0]['methods'][0]['cost'] = '0';
				} else {
					$quote = $shipping_modules->quote($method, $module);
				}
				if (isset($quote['error'])) {
					unset($_SESSION['shipping']);
				} else {
					if ( (isset($quote[0]['methods'][0]['title'])) && (isset($quote[0]['methods'][0]['cost'])) ) {
						$_SESSION['shipping'] = array('id' => $_SESSION['shipping'],
                                            'title' => (($free_shipping == TRUE) ?  $quote[0]['methods'][0]['title'] : $quote[0]['module'] . ' (' . $quote[0]['methods'][0]['title'] . ')'),
                                            'cost' => $quote[0]['methods'][0]['cost']);

						oos_redirect(oos_href_link($aContents['checkout_payment']));
					}
				}
			} else {
				unset($_SESSION['shipping']);
			}
		}
	} else {
		$_SESSION['shipping'] = FALSE;

		oos_redirect(oos_href_link($aContents['checkout_payment']));
    }
}

// get all available shipping quotes
$quotes = $shipping_modules->quote();

// if no shipping method has been selected, automatically select the cheapest method.
// if the modules status was changed when none were available, to save on implementing
// a javascript force-selection method, also automatically select the cheapest shipping
// method if more than one module is now enabled
if ((!isset($_SESSION['shipping']) || (!isset($_SESSION['shipping']['id']) || $_SESSION['shipping']['id'] == '') && oos_count_shipping_modules() >= 1)) $_SESSION['shipping'] = $shipping_modules->cheapest();

list ($sess_class, $sess_method) = preg_split('/_/', $_SESSION['shipping']['id']);

// links breadcrumb
$oBreadcrumb->add($aLang['navbar_title_1'], oos_href_link($aContents['checkout_shipping']));
$oBreadcrumb->add($aLang['navbar_title_2'], oos_href_link($aContents['checkout_shipping']));

$aTemplate['page'] = $sTheme . '/page/checkout_shipping.html';

$nPageType = OOS_PAGE_TYPE_CHECKOUT;
$sPagetitle = $aLang['heading_title'] . ' ' . OOS_META_TITLE;

require_once MYOOS_INCLUDE_PATH . '/includes/system.php';
if (!isset($option)) {
	require_once MYOOS_INCLUDE_PATH . '/includes/message.php';
	require_once MYOOS_INCLUDE_PATH . '/includes/blocks.php';
}


// assign Smarty variables;
$smarty->assign(
	array(
		'breadcrumb'		=> $oBreadcrumb->trail(),
		'heading_title'		=> $aLang['heading_title'],
		'robots'			=> 'noindex,nofollow,noodp,noydir',
		'checkout_active'	=> 1,
		
		'sess_method'		=> $sess_method,

		'counts_shipping_modules' => oos_count_shipping_modules(),
		'quotes'			=> $quotes,

		'free_shipping'		=> $free_shipping,
		'oos_free_shipping_description' => sprintf($aLang['free_shipping_description'], $oCurrencies->format(MODULE_ORDER_TOTAL_SHIPPING_FREE_SHIPPING_OVER))
	)
);


// display the template
$smarty->display($aTemplate['page']);