protected function filterItemsByKeyWord(array $a_items, $a_keyword) { $res = array(); include_once "./Modules/Blog/classes/class.ilBlogPostingGUI.php"; foreach ($a_items as $month => $items) { foreach ($items as $item) { if (in_array($a_keyword, ilBlogPostingGUI::getKeywords($this->obj_id, $item["id"]))) { $res[] = $item; } } } return $res; }