예제 #1
0
 public function execute(Request $request, WorkingFolder $workingFolder, Config $config, ThumbnailRepository $thumbnailRepository)
 {
     if (!$config->get('thumbnails.enabled')) {
         throw new CKFinderException('Thumbnails feature is disabled', Error::THUMBNAILS_DISABLED);
     }
     $fileName = $request->get('fileName');
     $ext = strtolower(pathinfo($fileName, PATHINFO_EXTENSION));
     if (!Image::isSupportedExtension($ext, $thumbnailRepository->isBitmapSupportEnabled())) {
         throw new InvalidNameException('Invalid source file name');
     }
     if (null === $fileName || !File::isValidName($fileName, $config->get('disallowUnsafeCharacters'))) {
         throw new InvalidRequestException('Invalid file name');
     }
     list($requestedWidth, $requestedHeight) = Image::parseSize($request->get('size'));
     $thumbnail = $thumbnailRepository->getThumbnail($workingFolder->getResourceType(), $workingFolder->getClientCurrentFolder(), $fileName, $requestedWidth, $requestedHeight);
     /**
      * This was added on purpose to reset any Cache-Control headers set
      * for example by session_start(). Symfony Session has a workaround,
      * but but we can't rely on this as application may not use Symfony
      * components to handle sessions.
      */
     header('Cache-Control:');
     $response = new Response();
     $response->setPublic();
     $response->setEtag(dechex($thumbnail->getTimestamp()) . "-" . dechex($thumbnail->getSize()));
     $lastModificationDate = new \DateTime();
     $lastModificationDate->setTimestamp($thumbnail->getTimestamp());
     $response->setLastModified($lastModificationDate);
     if ($response->isNotModified($request)) {
         return $response;
     }
     $thumbnailsCacheExpires = (int) $config->get('cache.thumbnails');
     if ($thumbnailsCacheExpires > 0) {
         $response->setMaxAge($thumbnailsCacheExpires);
         $expireTime = new \DateTime();
         $expireTime->modify('+' . $thumbnailsCacheExpires . 'seconds');
         $response->setExpires($expireTime);
     }
     $response->headers->set('Content-Type', $thumbnail->getMimeType() . '; name="' . $thumbnail->getFileName() . '"');
     $response->setContent($thumbnail->getImageData());
     return $response;
 }
예제 #2
0
 public function execute(Request $request, WorkingFolder $workingFolder, Config $config, ThumbnailRepository $thumbnailRepository)
 {
     if (!$config->get('thumbnails.enabled')) {
         throw new CKFinderException('Thumbnails feature is disabled', Error::THUMBNAILS_DISABLED);
     }
     $fileName = (string) $request->get('fileName');
     $ext = strtolower(pathinfo($fileName, PATHINFO_EXTENSION));
     if (!Image::isSupportedExtension($ext, $thumbnailRepository->isBitmapSupportEnabled())) {
         throw new InvalidNameException('Invalid source file name');
     }
     if (null === $fileName || !File::isValidName($fileName, $config->get('disallowUnsafeCharacters'))) {
         throw new InvalidRequestException('Invalid file name');
     }
     if (!$workingFolder->containsFile($fileName)) {
         throw new FileNotFoundException();
     }
     list($requestedWidth, $requestedHeight) = Image::parseSize((string) $request->get('size'));
     $thumbnail = $thumbnailRepository->getThumbnail($workingFolder->getResourceType(), $workingFolder->getClientCurrentFolder(), $fileName, $requestedWidth, $requestedHeight);
     Utils::removeSessionCacheHeaders();
     $response = new Response();
     $response->setPublic();
     $response->setEtag(dechex($thumbnail->getTimestamp()) . "-" . dechex($thumbnail->getSize()));
     $lastModificationDate = new \DateTime();
     $lastModificationDate->setTimestamp($thumbnail->getTimestamp());
     $response->setLastModified($lastModificationDate);
     if ($response->isNotModified($request)) {
         return $response;
     }
     $thumbnailsCacheExpires = (int) $config->get('cache.thumbnails');
     if ($thumbnailsCacheExpires > 0) {
         $response->setMaxAge($thumbnailsCacheExpires);
         $expireTime = new \DateTime();
         $expireTime->modify('+' . $thumbnailsCacheExpires . 'seconds');
         $response->setExpires($expireTime);
     }
     $response->headers->set('Content-Type', $thumbnail->getMimeType() . '; name="' . $thumbnail->getFileName() . '"');
     $response->setContent($thumbnail->getImageData());
     return $response;
 }