OverLord Shell

<?php 
/*
@Purpose: Update status of product
@Author: Rajahree
@CreatedOn: 15 April 2016
@ModifiedOn: 15 April 2016
*/

session_start();

if(!isset($_SESSION['company_id']) || !isset($_SESSION['company_name'])){session_destroy();header("location:login.php");}
if(!in_array($_SESSION['loggedin_user'],array('admin','company'))){ header("location:404.php"); }
require_once("db/conn.php");

$idarr = explode("#",$_POST['id']);
$photo_id = $idarr[0];
$product_id = $idarr[1];
//echo"UPDATE busdir_product_photo SET featured = if( featured = 'n', 'y', 'n') where (product_id = ".$product_id." and photo_id = ".$photo_id." and featured = 'n') or (product_id = ".$product_id." and photo_id <> $photo_id and featured = 'y')";exit;
$r=$connection->query("UPDATE busdir_product_photo SET featured = if( featured = 'n', 'y', 'n') where (product_id = ".$product_id." and photo_id = ".$photo_id." and featured = 'n') or (product_id = ".$product_id." and photo_id <> $photo_id and featured = 'y')");
$connection->close();

$result = ($r==1) ? "success" : "An Unknown error occured. Please try again.";
echo $result;
?>