/usr/share/php/Symfony/Bundle/FrameworkBundle/Templating/Helper/RequestHelper.php is in php-symfony-framework-bundle 2.8.7+dfsg-1.3+deb9u1.
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/*
* 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;
use Symfony\Component\Templating\Helper\Helper;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\RequestStack;
/**
* RequestHelper provides access to the current request parameters.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class RequestHelper extends Helper
{
protected $request;
protected $requestStack;
/**
* Constructor.
*
* @param Request|RequestStack $requestStack A RequestStack instance or a Request instance
*
* @deprecated since version 2.5, passing a Request instance is deprecated and support for it will be removed in 3.0.
*/
public function __construct($requestStack)
{
if ($requestStack instanceof Request) {
@trigger_error('Since version 2.5, passing a Request instance into the '.__METHOD__.' is deprecated and support for it will be removed in 3.0. Inject a Symfony\Component\HttpFoundation\RequestStack instance instead.', E_USER_DEPRECATED);
$this->request = $requestStack;
} elseif ($requestStack instanceof RequestStack) {
$this->requestStack = $requestStack;
} else {
throw new \InvalidArgumentException('RequestHelper only accepts a Request or a RequestStack instance.');
}
}
/**
* Returns a parameter from the current request object.
*
* @param string $key The name of the parameter
* @param string $default A default value
*
* @return mixed
*
* @see Request::get()
*/
public function getParameter($key, $default = null)
{
return $this->getRequest()->get($key, $default);
}
/**
* Returns the locale.
*
* @return string
*/
public function getLocale()
{
return $this->getRequest()->getLocale();
}
private function getRequest()
{
if ($this->requestStack) {
if (!$this->requestStack->getCurrentRequest()) {
throw new \LogicException('A Request must be available.');
}
return $this->requestStack->getCurrentRequest();
}
return $this->request;
}
/**
* {@inheritdoc}
*/
public function getName()
{
return 'request';
}
}
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