<?php
/*****************************
* Copyright 2009, 2010, 2011, 2012 1st Source IT, LLC
* All rights reserved.
* Permission granted for use as
* long as this copyright notice, associated text and
* links remain in tact.
* Licensed for a single domain and a single instance of EZ-cart.
* Additional licenses can be purchased for additonal sites.
*
* http://www.ez-ms.com
* http://www.ez-om.com
* http://www.1sit.com*
*
* End copyright notification
*/
if ( !defined('AREA') )  die('Access denied'); 

if( $mode == 'remote_checkout' || $mode == 'remote_add' ) {
	// Cart is empty, create it
	if (empty($_SESSION['cart'])) {
		fn_clear_cart($_SESSION['cart']);
	} else {
		$cart =& $_SESSION['cart'];
	}
	
	// $action holds the product_code (not product_id). $dispatch_extra otpionally holds the quantity.
	// So need to lookup the code and get product ID
	$product_code = ACTION;
	$amount = DISPATCH_EXTRA;
	if( !$product_code ) {
		return array(CONTROLLER_STATUS_REDIRECT, INDEX_SCRIPT);
	}
	$product_id = db_get_field("SELECT product_id FROM ?:products WHERE product_code=?s LIMIT 1", $product_code);
	if( empty($product_id) ) {
		fn_set_notification('E', 'Error', "No such product '".$product_code."'", true);
		return array(CONTROLLER_STATUS_REDIRECT, $index_script);
	}
	// Add to cart button was pressed for single product on advanced list
	if( empty($_REQUEST['product_data']) && $_SERVER['REQUEST_METHOD'] != 'POST' ) {
		$_REQUEST['product_data'][$product_id] = fn_get_product_data($product_id, $auth);
	}
	$_REQUEST['product_data'][$product_id]['amount'] = $amount ? $amount : 1;

	fn_add_product_to_cart($_REQUEST['product_data'], $cart, $auth);
	fn_save_cart_content($cart, $auth['user_id']);

	$previous_state = md5(serialize($cart['products']));
	fn_calculate_cart_content($cart, $auth, 'S', true, 'F', true);
	$_SESSION['cart'] = $cart;
	if (md5(serialize($cart['products'])) != $previous_state) {
		$msg = fn_get_lang_var('text_product_added_to');
		$msg = str_replace('[target]', strtolower(fn_get_lang_var('cart')), $msg);
//			fn_set_notification('N', fn_get_lang_var('notice'), $msg);
		$cart['recalculate'] = true;
	}

	$_suffix = ".checkout";
		
	if (defined('AJAX_REQUEST')) {
		$view->assign('cart_amount', $cart['amount']);
		$view->assign('cart_subtotal', $cart['display_subtotal']);
		$view->assign('force_items_deletion', true);

		// The redirection is made in order to update the page content to see changes made in the cart when adding a product to it from the 'view cart' or 'checkout' pages. 
		if (strpos($_SERVER['HTTP_REFERER'], 'dispatch=checkout.cart') || strpos($_SERVER['HTTP_REFERER'], 'dispatch=checkout.checkout')) {
			$ajax->assign('force_redirection', $_SERVER['HTTP_REFERER']);
		}

		$view->display('views/checkout/components/cart_status.tpl');
		$ajax->assign('force_redirection', INDEX_SCRIPT."?dispatch=checkout$_suffix");
		exit;
	}
	
	// If not just an add, force to checkout
	if( $mode == 'remote_add' )
		$_suffix = ".cart";
	fn_redirect(INDEX_SCRIPT."?dispatch=checkout$_suffix");
}
return array(CONTROLLER_STATUS_OK);
?>