<?php
/*
* This file is part of the Silex framework.
*
* (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 Silex\Application;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpFoundation\StreamedResponse;
/**
* Twig trait.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
trait TwigTrait
{
/**
* Renders a view and returns a Response.
*
* To stream a view, pass an instance of StreamedResponse as a third argument.
*
* @param string $view The view name
* @param array $parameters An array of parameters to pass to the view
* @param Response $response A Response instance
*
* @return Response A Response instance
*/
public function render($view, array $parameters = [], Response $response = null)
{
$twig = $this['twig'];
if ($response instanceof StreamedResponse) {
$response->setCallback(function () use ($twig, $view, $parameters) {
$twig->display($view, $parameters);
});
} else {
if (null === $response) {
$response = new Response();
}
$response->setContent($twig->render($view, $parameters));
}
return $response;
}
/**
* Renders a view.
*
* @param string $view The view name
* @param array $parameters An array of parameters to pass to the view
*
* @return string The rendered view
*/
public function renderView($view, array $parameters = [])
{
return $this['twig']->render($view, $parameters);
}
}
