<?php
  
  /*
   * This file is part of the Assetic package, an OpenSky project.
   *
   * (c) 2010-2014 OpenSky Project Inc
   *
   * For the full copyright and license information, please view the LICENSE
   * file that was distributed with this source code.
   */
  
  namespace Assetic\Extension\Twig;
  
  use Assetic\Factory\Resource\ResourceInterface;
  
  /**
   * A Twig template resource.
   *
   * @author Kris Wallsmith <kris.wallsmith@gmail.com>
   */
  class TwigResource implements ResourceInterface
  {
      private $loader;
      private $name;
  
      public function __construct(\Twig_LoaderInterface $loader, $name)
      {
          $this->loader = $loader;
          $this->name = $name;
      }
  
      public function getContent()
      {
          try {
              return $this->loader->getSource($this->name);
          } catch (\Twig_Error_Loader $e) {
              return '';
          }
      }
  
      public function isFresh($timestamp)
      {
          try {
              return $this->loader->isFresh($this->name, $timestamp);
          } catch (\Twig_Error_Loader $e) {
              return false;
          }
      }
  
      public function __toString()
      {
          return $this->name;
      }
  }