No default template defined about sonatapagebundle HOT 5 CLOSED

namespace Sonata\PageBundle\Command;

use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Output\Output;

use Application\Sonata\PageBundle\Entity\Template;

class CreateTemplatesCommand extends ContainerAwareCommand
{
    public function configure()
    {
        $this->setName('sonata:page:create-templates');
        $this->setDescription('Create a default templates');
    }

    public function execute(InputInterface $input, OutputInterface $output)
    {
        $em = $this->getContainer()->get('doctrine')->getEntityManager();

        $pageManager = $this->getContainer()->get('sonata.page.manager.page');

        $template = $pageManager->getDefaultTemplate();
        if (! $template) {
            $template = new Template();
            $template->setName('default');
            $template->setEnabled(true);
            $template->setPath('SonataPageBundle::layout.html.twig');
            $em->persist($template);
            $em->flush();
            $output->writeln(' Creating default template !');
        }

        $output->writeln(' OK !');
    }
}