Laravel 中使用简单的方法跟踪用户是否在线(推荐(2)

protected $middlewareGroups = [
  'web' => [
    \App\Http\Middleware\EncryptCookies::class,
    \Illuminate\Cookie\Middleware\AddQueuedCookiesToResponse::class,
    \Illuminate\Session\Middleware\StartSession::class,
    \Illuminate\View\Middleware\ShareErrorsFromSession::class
    \App\Http\Middleware\VerifyCsrfToken::class,
    \App\Http\Middleware\LogLastUserActivity::class,
  ],
  'api' => [
    'throttle:60,1',
  ],
];

public function isOnline()
{
  return Cache::has('user-is-online-' . $this->id);
}

@if($user->isOnline())
  user is online!!
@endif