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<?php
namespace Doctrine\Bundle\DoctrineCacheBundle\Command;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\DependencyInjection\ContainerAwareInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Doctrine\Common\Cache\Cache;
/**
* Base cache command.
*
* @author Alan Doucette <dragonwize@gmail.com>
*/
abstract class CacheCommand extends Command implements ContainerAwareInterface
{
/**
* @var ContainerInterface
*/
private $container;
/**
* Get the requested cache provider service.
*
* @param string $cacheName
*
* @return \Doctrine\Common\Cache\Cache
*
* @throws \InvalidArgumentException
*/
protected function getCacheProvider($cacheName)
{
$container = $this->getContainer();
// Try to use user input as cache service alias.
$cacheProvider = $container->get($cacheName, ContainerInterface::NULL_ON_INVALID_REFERENCE);
// If cache provider was not found try the service provider name.
if ( ! $cacheProvider instanceof Cache) {
$cacheProvider = $container->get('doctrine_cache.providers.' . $cacheName, ContainerInterface::NULL_ON_INVALID_REFERENCE);
}
// Cache provider was not found.
if ( ! $cacheProvider instanceof Cache) {
throw new \InvalidArgumentException('Cache provider not found.');
}
return $cacheProvider;
}
/**
* @return \Symfony\Component\DependencyInjection\ContainerInterface
*/
protected function getContainer()
{
return $this->container;
}
/**
* {@inheritdoc}
*/
public function setContainer(ContainerInterface $container = null)
{
$this->container = $container;
}
}
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