gistfile1.txt

  public function retrieveGadgetsByTypesName($typesName)
  {
    $file = sfConfig::get('sf_app_cache_dir').'/config/'.sfInflector::underscore($typesName)."_gadgets.php";
    if (is_readable($file))
    {   
      return include($file);
    }   

    $types = $this->getTypes($typesName);

    foreach($types as $type)
    {   
      $results[$type] = $this->retrieveByType($type);
    }   

    file_put_contents($file, "<?php return unserialize('".serialize($results)."');");

    return $results;
  }