protected function _commandRestore($command)
    {
        $entity = $this->getController()->getItem();
        $command->append(array('label' => AnTranslator::_('COM-ARTICLES-ARTICLE-REVISION-RESTORE')));
        $command->href('option=com_articles&view=revision&action=restore&id='.$entity->id)
        ->setAttribute('data-trigger', 'Submit');
    }