false, 'message' => '两次密码输入不一致。']; } elseif (strlen($password) < 6) { $message = ['success' => false, 'message' => '密码长度至少 6 位。']; } else { $message = registerUser($username, $email, $password, $inviteCode); } } elseif ($action === 'login') { $username = trim($_POST['username']); $password = $_POST['password']; $message = loginUser($username, $password); if ($message['success']) { header('Location: dashboard.php'); exit; } } } $currentTheme = getTheme(); ?>