false, 'errorMsg' => ''); if (!empty($_SESSION['install'])) { $paramList = [ 'dateFormat', 'timeFormat', 'timeZone', 'weekStart', 'defaultCurrency', 'thousandSeparator', 'decimalMark', 'language', ]; $preferences = []; foreach ($paramList as $paramName) { if (array_key_exists($paramName, $_SESSION['install'])) { $preferences[$paramName] = $_SESSION['install'][$paramName]; } } $res = $installer->savePreferences($preferences); if (!empty($res)) { $result['success'] = true; } else { $result['success'] = false; $result['errorMsg'] = 'Cannot save preferences'; } } else { $result['success'] = false; $result['errorMsg'] = 'Cannot save preferences'; } ob_clean(); echo json_encode($result);