Untitled

<html><body><?php
header('Content-Type: text/html; charset=utf-8');
ini_set('display_errors', 1);
ini_set('log_errors',1);
ini_set('display_startup_errors', 1);
ini_set('error_reporting', E_ALL);
error_reporting(E_ALL);
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
function start_session() {
  if(version_compare(phpversion(), "5.4.0") != -1){
    if (session_status() == PHP_SESSION_NONE) {
      session_start();
    }
  } else {
    if(session_id() == '') {
      session_start();
    }
  }
}
start_session();
if (!isset($_SESSION['js']) && !isset($_REQUEST['sessionstart']) && !isset($_REQUEST['setjsoff']) && !isset($_SESSION['jsoff'])) {
  echo '<script src="./js/jquery.js"></script><script type="text/javascript">$(document).ready(function(){$.get(document.URL.substring() + "?sessionstart=1");});</script>';
}
if (isset($_REQUEST['sessionstart'])) {
  $_SESSION['js'] = 1;
  exit("in sessionstart mode");
} else {
  if (isset($_REQUEST['setjsoff'])) {
    $_SESSION['jsoff'] = 1;
    if ($_SESSION['jsoff'] == 1) {
      exit("in setjsoff mode (success)");
    } else {
      exit("jsoff unsuccessful");
    }
  } else {
    session_destroy();
  }
}
if (!isset($_SESSION['js'])) {
  if (!isset($_SESSION['jsoff'])) {
    if (!isset($_REQUEST['sessionstart'])) {
      $ch = curl_init();
      $username = "***";
      $password = "***";
      curl_setopt($ch, CURLOPT_URL, "***/test.php?setjsoff=1");
      curl_setopt($ch, CURLOPT_HEADER, true);
      curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
      curl_setopt($ch, CURLOPT_FORBID_REUSE, true);
      curl_setopt($ch, CURLOPT_HTTPGET, true);
      curl_setopt($ch, CURLOPT_USERPWD, "$username:$password");
      curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_BASIC);
      $chout = curl_exec($ch);
      curl_close($ch);
      echo "curl init - ".$chout." - ";
    }
    header("Refresh: 1");
    exit("301 Redirect");
  }
  echo "Javascript is not enabled";
} else {
  echo "Javascript is enabled";
}
?></body></html>