cache = $cache; } /** * Initializes the plugin and registers event handlers * * @param Server $server * @return void */ public function initialize(Server $server) { $this->server = $server; $this->server->on('method:GET', [$this, 'httpGet'], 90); } /** * Intercepts GET requests on addressbook urls ending with ?photo. * * @param RequestInterface $request * @param ResponseInterface $response * @return bool */ public function httpGet(RequestInterface $request, ResponseInterface $response) { $queryParams = $request->getQueryParameters(); // TODO: in addition to photo we should also add logo some point in time if (!array_key_exists('photo', $queryParams)) { return true; } $size = isset($queryParams['size']) ? (int)$queryParams['size'] : -1; $path = $request->getPath(); $node = $this->server->tree->getNodeForPath($path); if (!($node instanceof Card)) { return true; } $this->server->transactionType = 'carddav-image-export'; // Checking ACL, if available. if ($aclPlugin = $this->server->getPlugin('acl')) { /** @var \Sabre\DAVACL\Plugin $aclPlugin */ $aclPlugin->checkPrivileges($path, '{DAV:}read'); } // Fetch addressbook $addressbookpath = explode('/', $path); array_pop($addressbookpath); $addressbookpath = implode('/', $addressbookpath); /** @var AddressBook $addressbook */ $addressbook = $this->server->tree->getNodeForPath($addressbookpath); $response->setHeader('Cache-Control', 'private, max-age=3600, must-revalidate'); $response->setHeader('Etag', $node->getETag()); try { $file = $this->cache->get($addressbook->getResourceId(), $node->getName(), $size, $node); $response->setHeader('Content-Type', $file->getMimeType()); $fileName = $node->getName() . '.' . PhotoCache::ALLOWED_CONTENT_TYPES[$file->getMimeType()]; $response->setHeader('Content-Disposition', "attachment; filename=$fileName"); $response->setStatus(200); $response->setBody($file->getContent()); } catch (NotFoundException $e) { $response->setStatus(404); } return false; } }