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Symfony logout handler

Tags:

symfony

I am just trying already couple of hours to figure out how to get flash message working after logout action.

security.yml

    login:
        pattern:  ^/login$
        security: false

    secured_area:
        pattern:    ^/
        form_login:
            check_path: /check
            login_path: /login
            failure_handler: authentication_handler
        logout:
            path:   /logout
            success_handler: authentication_handler

config.yml

services:
    authentication_handler:
        class: Project\LoginBundle\Handler\AuthenticationHandler

AuthenticationHandler.php

class AuthenticationHandler implements AuthenticationFailureHandlerInterface, LogoutSuccessHandlerInterface
{
    public function onAuthenticationFailure(Request $request, AuthenticationException $exception)
    {       
        $referer = $request->headers->get('referer');       
        $request->getSession()->setFlash('error', $exception->getMessage());

        return new RedirectResponse($referer);
    }

    public function onLogoutSuccess(Request $request) 
    {
        $referer = $request->headers->get('referer');
        $request->getSession()->setFlash('success', 'Wylogowano');


        return new RedirectResponse($referer);
    }
}

view hello after login

{% extends "ProjectCMSBundle:Secured:layout.html.twig" %}

{% block title "Hello " ~ name %}

{% block content %}
    <h1>Hello {{ name }}!</h1>

    <a href="{{ path('_project_secured_hello_admin', { 'name': name }) }}">Hello resource secured for <strong>admin</strong> only.</a>
{% endblock %}

{% set code = code(_self) %}

view login form

{% extends 'ProjectCMSBundle::layout.html.twig' %}

{% block title %}
    Title
{% endblock %}

{% block content %}


    <form action="{{ path("_project_security_check") }}" method="post" id="login">
        <div class="data">
          <div class="username">
              <label for="username">&nbsp;</label>
              <input type="text" id="username" name="_username" value="{{ last_username }}" />
          </div>

          <div class="password">
              <label for="password">&nbsp;</label>
              <input type="password" id="password" name="_password" />
          </div>
        </div>
    {% if error %}
        <div class="error">{{ error.message|trans({},'messages') }}</div>
    {% endif %}
    <input type="submit" class="submit" />
</form>
{% endblock %}

{% set code = code(_self) %}

layout main template

<!DOCTYPE html>
<html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <link rel="stylesheet" href="{{ asset('bundles/project/css/demo.css') }}" type="text/css" media="all" />
    <title>{% block title %}{% endblock %}</title>
    <link rel="shortcut icon" href="{{ asset('favicon.ico') }}" />
</head>
<body>
    <div id="symfony-wrapper">

        {% if app.session.flash('error') %}
            <div class="flash-message">
                {{ app.session.flash('error')|trans }}
            </div>
        {% endif %}

        {% if app.session.flash('success') %}
            <div class="flash-message">
                {{ app.session.flash('success')}}
            </div>
        {% endif %}

        {% if app.user %}
          {% block content_header %}
            <ul id="menu">
                {% block content_header_more %}
                {% endblock %}
            </ul>

            <div style="clear: both"></div>
          {% endblock %}
        {% endif %}

        <div class="symfony-content">
            {% block content %}
            {% endblock %}
        </div>

        {#{% if code is defined %}
            <h2>Code behind this page</h2>
            <div class="symfony-content">{{ code|raw }}</div>
        {% endif %}#}
    </div>
</body>

The problem is that it seems that flash message is getting dropped during redirect. Is there any way to accomplish this?

Thanks for the answers.

like image 951
baartko Avatar asked Jun 15 '12 01:06

baartko


1 Answers

Session is destroyed on logout. But you can change this behavior by adding invalidate_session: false in your security.yml file.

logout:
    path:   /logout
    success_handler: authentication_handler
    invalidate_session: false

Check the reference documentation to have more information.

If you still want to invalidate session, you can set a flag in your Request directly and use it with a Kernel listener.

like image 146
Olivier Dolbeau Avatar answered Sep 27 '22 20:09

Olivier Dolbeau