fetchOne("SELECT role, title FROM users WHERE id = ?", [$_SESSION['user_id']]); if ($userData) { $role = isset($userData['role']) ? ucfirst($userData['role']) : 'Member'; $userTitle = $userData['title'] ?? ''; // 更新 session 中的 role $_SESSION['role'] = $userData['role'] ?? 'member'; } } catch (Exception $e) { // 忽略错误，继续执行 } } // 构建 tooltip 文本 $tooltipText = $userTitle ? "{$username} - {$userTitle}" : $username; ?>