<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Bundle\FrameworkBundle\Templating\Helper;
@trigger_error('The '.SessionHelper::class.' class is deprecated since version 4.3 and will be removed in 5.0; use Twig instead.', E_USER_DEPRECATED);
use Symfony\Component\HttpFoundation\RequestStack;
use Symfony\Component\HttpFoundation\Session\SessionInterface;
use Symfony\Component\Templating\Helper\Helper;
/**
* SessionHelper provides read-only access to the session attributes.
*
* @author Fabien Potencier <fabien@symfony.com>
*
* @deprecated since version 4.3, to be removed in 5.0; use Twig instead.
*/
class SessionHelper extends Helper
{
protected $session;
protected $requestStack;
public function __construct(RequestStack $requestStack)
{
$this->requestStack = $requestStack;
}
/**
* Returns an attribute.
*
* @param string $name The attribute name
* @param mixed $default The default value
*
* @return mixed
*/
public function get($name, $default = null)
{
return $this->getSession()->get($name, $default);
}
public function getFlash($name, array $default = [])
{
return $this->getSession()->getFlashBag()->get($name, $default);
}
public function getFlashes()
{
return $this->getSession()->getFlashBag()->all();
}
public function hasFlash($name)
{
return $this->getSession()->getFlashBag()->has($name);
}
private function getSession(): SessionInterface
{
if (null === $this->session) {
if (!$this->requestStack->getMasterRequest()) {
throw new \LogicException('A Request must be available.');
}
$this->session = $this->requestStack->getMasterRequest()->getSession();
}
return $this->session;
}
/**
* {@inheritdoc}
*/
public function getName()
{
return 'session';
}
}