/** * {@inheritdoc} */ public function deliverFile($file, $filename = '', $disposition = self::DISPOSITION_INLINE, $mimeType = null, $cacheDuration = 0) { $response = new BinaryFileResponse($file); $response->setContentDisposition($disposition, $this->sanitizeFilename($filename), $this->sanitizeFilenameFallback($filename)); $response->setMaxAge($cacheDuration); $response->setPrivate(); if (null !== $mimeType) { $response->headers->set('Content-Type', $mimeType); } return $response; }
/** * Handle request to /serve-icon handler * * @param bool $allow_removing_headers Alter PHP's global headers to allow caching * @return BinaryFileResponse */ public function handleServeIconRequest($allow_removing_headers = true) { $response = new Response(); $response->setExpires($this->getCurrentTime('-1 day')); $response->prepare($this->request); if ($allow_removing_headers) { // clear cache-boosting headers set by PHP session header_remove('Cache-Control'); header_remove('Pragma'); header_remove('Expires'); } $path = implode('/', $this->request->getUrlSegments()); if (!preg_match('~serve-icon/(\\d+)/(.*+)$~', $path, $m)) { return $response->setStatusCode(400)->setContent('Malformatted request URL'); } list(, $guid, $size) = $m; $entity = $this->entities->get($guid); if (!$entity instanceof \ElggEntity) { return $response->setStatusCode(404)->setContent('Item does not exist'); } $thumbnail = $entity->getIcon($size); if (!$thumbnail->exists()) { return $response->setStatusCode(404)->setContent('Icon does not exist'); } $if_none_match = $this->request->headers->get('if_none_match'); if (!empty($if_none_match)) { // strip mod_deflate suffixes $this->request->headers->set('if_none_match', str_replace('-gzip', '', $if_none_match)); } $filenameonfilestore = $thumbnail->getFilenameOnFilestore(); $last_updated = filemtime($filenameonfilestore); $etag = '"' . $last_updated . '"'; $response->setPrivate()->setEtag($etag)->setExpires($this->getCurrentTime('+1 day'))->setMaxAge(86400); if ($response->isNotModified($this->request)) { return $response; } $headers = ['Content-Type' => (new MimeTypeDetector())->getType($filenameonfilestore)]; $response = new BinaryFileResponse($filenameonfilestore, 200, $headers, false, 'inline'); $response->prepare($this->request); $response->setPrivate()->setEtag($etag)->setExpires($this->getCurrentTime('+1 day'))->setMaxAge(86400); return $response; }