<?php
$file = "/tmp/aktivieren.wecker";
if (file_exists( $file )) {
   exec("rm -rf /tmp/aktivieren.wecker";
   exec("rm -rf /tmp/testAUS");
   exec("touch /tmp/testAN");
   header("Location:index.php");

} else {
   exec("touch /tmp/aktivieren.wecker");
   exec("rm -rf /tmp/testAUS");
   exec("touch /tmp/testAN");
   header("Location:index.php");

}
?>