/**
  * Constructs a new instance for a model
  */
 public function __construct($search, $instance)
 {
     parent::__construct($search);
     if ($search->getParameter('models')->get(get_class($instance), null) == null) {
         throw new sfLuceneIndexerException(sprintf('Model "%s" is not registered.', get_class($instance)));
     }
     $this->instance = $instance;
 }
 /**
  * Constructs a new instance for a model
  */
 public function __construct($search, $instance)
 {
     parent::__construct($search);
     $models = $search->getParameter('models')->getAll();
     $this->model_name = false;
     if (!is_object($instance)) {
         throw new sfLuceneIndexerException('The instance is not an object');
     }
     // fix class inheritance
     foreach (array_keys($models) as $model) {
         if ($instance instanceof $model) {
             $this->model_name = $model;
             break;
         }
     }
     if (!$this->model_name) {
         throw new sfLuceneIndexerException(sprintf('Model "%s" is not registered.', get_class($instance)));
     }
     $this->instance = $instance;
 }
 /**
  * Retrives the guid for an action
  */
 protected function getGuid($params)
 {
     return parent::getGuid($this->getUri($params));
 }