jseditor.php

<?php
require ('core.inc.php');
if (loggedin()) {
  include ('headerlogin.php');
}else {
  include ('header.php');
  echo '<div class="alert alert-danger">
  To run your Js code, you need to <a href="login.php">login</a> or <a href="register.php">register</a> .
  </div>';
  die();
}
$handle = fopen('run.html', 'w');
if(isset($_POST['code'])) {
  $code = array(' ', $_POST['code']);
  $code1 = implode('<script>', $code);
  fwrite($handle, $code1);
  $handle2 = fopen('run.html', 'a');
  fwrite($handle, ' </script>');
    header('Location: run.html');
}
 ?>
 <title>Js environment | The Hub </title>
 <div class="text-xs-center" style="margin-top: 5px;">
   <div class="text-center" id="intro-section">
     <img src="img/thehub.ico.jpg" alt="website logo" width="60" height="60">
     <div class="col-md-6 container">
     <h2>Welcome to our <strong class="animated fadeIn" style="color: indigo; font-family: monospace;">Javascript environment!</strong></h2>
     <p class="animated fadeIn">Test your Js code in real time using this Javascript environment. DO NOT begin your script with tags. Enjoy!</p>
 <hr>
<form action="jseditor.php" method="POST" enctype="multipart/form-data">
   <div class="input-group md-form">
  <textarea class="lg-textarea" name="code" placeholder="Your code here...(Do not include script tags) Stretch the area if you prefer" style="height: 200px; background-color: black; color: white;" required></textarea></div>
  <button type="submit" class="btn-indigo btn-block btn"  name="submit">run code</button>
</form>
</div>
</div>
</div>
<?php
 include 'footer.php';
 ?>