+ /** This function returns the results of the given filter
+ * wihtin $limit ; available when the PlFilter getter isn't the usual get
+ * @param &$pf The filter
+ * @param $limit The PlLimit
+ * @return The results of the filter
+ */
+ protected function &getFilterResults(PlFilter &$pf, PlLimit $limit)
+ {
+ $res = $pf->get($limit);
+ return $res;
+ }
+