public function deactivateSiteAction(Site $site)
{
$site->setState($site::STATE_OFFLINE);
$this->siteRepository->update($site);
$this->addFlashMessage('The site "%s" has been deactivated.', 'Site deactivated', Message::SEVERITY_OK, array(htmlspecialchars($site->getName())), 1412372975);
$this->unsetLastVisitedNodeAndRedirect('index');
}