/**
  * Paginates the current query. Must be called before
  * the result set has been generated.
  * Maps to paginate_links()
  * @param  array  $config A configuration array that will be sent to paginate_links()
  * @return string A pagination HTML block
  */
 public function paginate($config = array())
 {
     $this->reloadQueryAdapter();
     return $this->activeQuery->paginate($config);
 }