/**
* Preview a page.
*
* @param ViewTemplate $template
* @param PageRepositoryInterface $pages
* @param $id
* @return null|\Symfony\Component\HttpFoundation\Response
*/
public function preview(ViewTemplate $template, PageRepositoryInterface $pages, $id)
{
if (!($page = $pages->findByStrId($id))) {
abort(404);
}
$page->setAttribute('enabled', true);
$type = $page->getType();
$handler = $type->getHandler();
$template->set('page', $page);
$handler->make($page);
return $page->getResponse();
}
