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<?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\Controller;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Templating\EngineInterface;
use Twig\Environment;
/**
* TemplateController.
*
* @author Fabien Potencier <fabien@symfony.com>
*
* @final
*/
class TemplateController
{
private $twig;
private $templating;
public function __construct(Environment $twig = null, EngineInterface $templating = null)
{
if (null !== $templating) {
@trigger_error(sprintf('Using a "%s" instance for "%s" is deprecated since version 4.4; use a \Twig\Environment instance instead.', EngineInterface::class, __CLASS__), \E_USER_DEPRECATED);
}
$this->twig = $twig;
$this->templating = $templating;
}
/**
* Renders a template.
*
* @param string $template The template name
* @param int|null $maxAge Max age for client caching
* @param int|null $sharedAge Max age for shared (proxy) caching
* @param bool|null $private Whether or not caching should apply for client caches only
*/
public function templateAction(string $template, int $maxAge = null, int $sharedAge = null, bool $private = null): Response
{
if ($this->templating) {
$response = new Response($this->templating->render($template));
} elseif ($this->twig) {
$response = new Response($this->twig->render($template));
} else {
throw new \LogicException('You can not use the TemplateController if the Templating Component or the Twig Bundle are not available.');
}
if (null !== $maxAge) {
$response->setMaxAge($maxAge);
}
if (null !== $sharedAge) {
$response->setSharedMaxAge($sharedAge);
}
if ($private) {
$response->setPrivate();
} elseif (false === $private || (null === $private && (null !== $maxAge || null !== $sharedAge))) {
$response->setPublic();
}
return $response;
}
public function __invoke(string $template, int $maxAge = null, int $sharedAge = null, bool $private = null): Response
{
return $this->templateAction($template, $maxAge, $sharedAge, $private);
}
}