public function index(Application $app, Request $request)
{
$DeviceType = $app['eccube.repository.master.device_type']->find(DeviceType::DEVICE_TYPE_PC);
// 登録されているブロック一覧の取得
$Blocks = $app['eccube.repository.block']->getList($DeviceType);
$event = new EventArgs(array('DeviceType' => $DeviceType, 'Blocks' => $Blocks), $request);
$app['eccube.event.dispatcher']->dispatch(EccubeEvents::ADMIN_CONTENT_BLOCK_INDEX_COMPLETE, $event);
return $app->render('Content/block.twig', array('Blocks' => $Blocks));
}