<?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\CacheWarmer;
use Psr\Container\ContainerInterface;
use Symfony\Component\DependencyInjection\ServiceSubscriberInterface;
use Symfony\Component\HttpKernel\CacheWarmer\CacheWarmerInterface;
use Symfony\Component\HttpKernel\CacheWarmer\WarmableInterface;
use Symfony\Contracts\Translation\TranslatorInterface;
/**
* Generates the catalogues for translations.
* @author Xavier Leune <xavier.leune@gmail.com>
class TranslationsCacheWarmer implements CacheWarmerInterface, ServiceSubscriberInterface
{
private $container;
private $translator;
public function __construct(ContainerInterface $container)
// As this cache warmer is optional, dependencies should be lazy-loaded, that's why a container should be injected.
$this->container = $container;
}
* {@inheritdoc}
public function warmUp($cacheDir)
if (null === $this->translator) {
$this->translator = $this->container->get('translator');
if ($this->translator instanceof WarmableInterface) {
$this->translator->warmUp($cacheDir);
public function isOptional()
return true;
public static function getSubscribedServices()
return array(
'translator' => TranslatorInterface::class,
);