<?php
  /**
   * @package dompdf
   * @link    http://dompdf.github.com/
   * @author  Fabien Ménager <fabien.menager@gmail.com>
   * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
   */
  namespace Dompdf;
  
  use Dompdf\Frame;
  
  /**
   * Embeds Javascript into the PDF document
   *
   * @package dompdf
   */
  class JavascriptEmbedder
  {
  
      /**
       * @var Dompdf
       */
      protected $_dompdf;
  
      function __construct(Dompdf $dompdf)
      {
          $this->_dompdf = $dompdf;
      }
  
      function insert($script)
      {
          $this->_dompdf->get_canvas()->javascript($script);
      }
  
      function render(Frame $frame)
      {
          if (!$this->_dompdf->get_option("enable_javascript")) {
              return;
          }
  
          $this->insert($frame->get_node()->nodeValue);
      }
  }