class AjaxCalls {

  const NONCE = 'ajax-post-nonce';

  public static $instance = null;

  public static function getInstance()
  {
    null === self::$instance AND self::$instance = new self;
    return self::$instance;
  }

  public function getName()
  {

  	check_ajax_referer(self::NONCE, 'nonce', true);

    echo "anselmo aroca";

    die();
  }

  /**
   * Handles the AJAX request for my plugin.
   */
  public function getDni()
  {

    check_ajax_referer(self::NONCE, 'nonce', true);

    echo "24353566q";

    die();
  }

  /**
   * Register our AJAX JavaScript.
   */
  public function register_script()
  {
      wp_register_script('wp_ajax', get_template_directory_uri() . '/static/scripts.js', array('jquery'),null,true);
      wp_localize_script('wp_ajax', 'wp_ajax_data', $this->get_ajax_data());
      wp_enqueue_script('wp_ajax');
  }


  private function get_ajax_data()
  {
    return array(
      'ajaxurl' => admin_url('admin-ajax.php'),
      'nonce' => wp_create_nonce(AjaxCalls::NONCE)
    );
  }




}