Symfony:如何在注销后显示成功消息

问题描述 投票:0回答:3

在Symfony中,用户成功注销后,如何显示“您已成功注销”之类的成功消息?

php symfony logout
3个回答
6
投票

1)创建一个新服务来处理注销成功事件。

services.yml
中添加服务:

logout_success_handler:
    class: Path\To\YourBundle\Services\LogoutSuccessHandler
    arguments: ['@security.http_utils']

并添加类,将

/path/to/your/login
替换为登录页面的 url(在控制器的最后一行):

<?php

namespace Path\To\YourBundle\Services;

use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\Security\Http\HttpUtils;
use Symfony\Component\Security\Http\Logout\LogoutSuccessHandlerInterface;

class LogoutSuccessHandler implements LogoutSuccessHandlerInterface
{
    protected $httpUtils;
    protected $targetUrl;

    /**
     * @param HttpUtils $httpUtils
     */
    public function __construct(HttpUtils $httpUtils)
    {
        $this->httpUtils = $httpUtils;

        $this->targetUrl = '/path/to/your/login?logout=success';
    }

    /**
     * {@inheritdoc}
     */
    public function onLogoutSuccess(Request $request)
    {
        $response = $this->httpUtils->createRedirectResponse($request, $this->targetUrl);

        return $response;
    }
}

2) 配置您的

security.yml
以使用刚刚创建的自定义
LogoutSuccessHandler

firewalls:
    # ...
    your_firewall:
        # ...
        logout:
            # ...
            success_handler: logout_success_handler

3)在登录页面的twig模板中添加:

{% if app.request.get('logout') == "success" %}
    <p>You have successfully logged out!</p>
{% endif %}

6
投票

恕我直言,有一个绝对更简单的方法。在

security.yaml
中,定义注销后通过
target
键重定向到的路由:

security:
  firewalls:
    main:
     [...]
     logout:
       path: /logout
       target: /logout_message

然后在控制器中(

SecurityController.php
就可以了),定义此操作,仅添加 Flash 消息,然后重定向到您想要的位置(本例中为 home):

/**
 * @Route("/logout_message", name="logout_message")
 */
public function logoutMessage()
{
    $this->addFlash('success', "You've been disconnected. Bye bye !");
    return $this->redirectToRoute('home');
}

0
投票

这是注销后显示即时消息的好方法。但有时某人注销的原因有多种。那么有没有办法在注销后截断消息?

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