ZF2 multi-tenant

Module.php

    public function onBootstrap(MvcEvent $e)
    {
        $eventManager = $e->getApplication()->getEventManager();

        // load site
        $eventManager->attach(MvcEvent::EVENT_ROUTE, function ($e) {
            $serviceManager = $e->getApplication()->getServiceManager();
            $request = $e->getRequest();
            $siteMapper = $serviceManager->get('Application\Site\SiteMapper');

            $query = $siteMapper->buildQuery();
            $query->where(array('domain' => $request->getServer('HTTP_HOST')));

            $site = $siteMapper->fetchObject($query);
            if (!$site) {
                // TODO
            }

            // store the site in the service manager
            $serviceManager->setService('Site', $site);
        });

        // if a site was found, add its theme path
        $eventManager->attach(MvcEvent::EVENT_RENDER, function($e) {
            $serviceManager = $e->getApplication()->getServiceManager();
            $templatePathResolver = $serviceManager->get('Zend\View\Resolver\TemplatePathStack');

            $site = $serviceManager->get('Site');

            if ($site && $site->template_location) {
                $templatePathResolver->addPath('./themes/'.$site->template_location.'/view');
            }

        }, 100);
    }