private function get_non_empty_children(file_info $fileinfo, $extensions) {
        $nonemptychildren = $fileinfo->get_non_empty_children($extensions);
        $list = array();
        foreach ($nonemptychildren as $child) {
            if ($this->can_skip($child, $extensions, $fileinfo)) {
                $list = array_merge($list, $this->get_non_empty_children($child, $extensions));
            } else {
                $list[] = $this->get_node($child);
            }
        }
        return $list;
    }
private function get_non_empty_children(file_info $fileinfo, $extensions) {
        $nonemptychildren = $fileinfo->get_non_empty_children($extensions);
        $list = array();
        foreach ($nonemptychildren as $child) {
            if ($this->can_skip($child, $extensions, $fileinfo)) {
                $list = array_merge($list, $this->get_non_empty_children($child, $extensions));
            } else {
                $list[] = $this->get_node($child);
            }
        }
        return $list;
    }
private function get_non_empty_children ( file_info $ fileinfo , $ extensions ) { $ nonemptychildren = $ fileinfo -> get_non_empty_children ( $ extensions ) ; $ list = array ( ) ; foreach ( $ nonemptychildren as $ child ) { if ( $ this -> can_skip ( $ child , $ extensions , $ fileinfo ) ) { $ list = array_merge ( $ list , $ this -> get_non_empty_children ( $ child , $ extensions ) ) ; } else { $ list [ ] = $ this -> get_node ( $ child ) ; } } return $ list ; }
Returns all children elements that have one of the specified extensions

This function may skip subfolders and recursively add their children
{@link repository_local::can_skip()}

@param file_info $fileinfo
@param string|array $extensions, for example '*' or array('.gif','.jpg')
@return array array of file_info elements
Returns all children elements that have one of the specified extensions