public function get_more($data) { // Create instance of picture database with 10 items per page and our data as source $pictureDatabase = new picture($data, 10); $result = array('success' => TRUE, 'message' => 'Retrieved pictures', 'data' => array()); $callback = isset($_REQUEST['callback']) ? $_REQUEST['callback'] : false; // Get requested page number from request and return error message if parameter is not a number $page = 1; try { $page = intval($_REQUEST['page']); } catch (Exception $e) { $result['success'] = FALSE; $result['message'] = 'Parameter page is not a number'; } // Get data from database $result['data'] = $pictureDatabase->getPage($page); if (count($result['data']) == 0 || $page >= $pictureDatabase->getNumberOfPages()) { $result['success'] = TRUE; $result['message'] = 'No more pictures'; } // Encode data as json or jsonp and return it if ($callback) { header('Content-Type: application/javascript'); $result_data = $callback . '(' . json_encode($result) . ')'; } else { header('Content-Type: application/json'); $result_data = json_encode($result); } return $result_data; }