public function get_recommendations() { $app = JFactory::getApplication(); $userId = JFactory::getUser()->get('id'); $articleId = JRequest::getInt('article_id'); $recommendations = ideary::getRecommendations($articleId, $userId); $result = null; if (count($recommendations) > 0) { $recommendation = $recommendations[0]; $url = ContentHelperRoute::getArticleRoute($recommendation->id, $recommendation->catid); $result = array("recommendation" => $recommendation, "url" => $url); } echo json_encode($result); $app->close(); }