Kod php

<?php
ob_start();
session_start();
include_once('db_inc.php');
include_once($basefilepath.'functions/general.php');
include_once($basefilepath.'classes/ado.php');
include_once($basefilepath.'classes/core.php');
include_once($basefilepath.'classes/user.php');
include_once($basefilepath.'classes/file_manager.php');


$redirect_to =  $siteName."download/".$_GET['file_id']."-".urlencode($file->getFileName($_GET['file_id']));
if(!$objuser->isUserLoggedIn()){

    $core->setMessage('You Should Be Logged In For Premium Download',-1);
    header("location:$siteName");
    exit();
}

if(isset($_GET['file_id'])){

    if($objuser->isPremiumUser($_SESSION['user_id'])){ // checks if the user is premium member

        if($objuser->isSubscriptionPlanValid($_SESSION['user_id'])){// checks if the plan has been expired

            if(!$objuser->isMaximumDownloadExceeded($_SESSION['user_id'])){     // checks if the max download per day exceeded

                header("location:$siteName"."includes/download_new.php?id=$_GET[file_id]&dtype=premium&extra=extra");
                exit();
            }
            else{
                $core->setMessage('Maximum Download For Today Exceeded.','-1');
                header("location:$redirect_to");
                exit();
            }
        }
        else{
            $core->setMessage('Your Premium Member Subsrciption Plan Has Been Expired.','-1');
            header("location:$redirect_to");
            exit();
        }
    }
    else{
        $core->setMessage('You Are Not A Premium Member.','-1');
        header("location:$redirect_to");
        exit();
    }
}
?>