/**
* @param integer|string $id path or file id
* @param int $maxWidth
* @param int $maxHeight
*
* @return string
*/
public function resizeImage($id, $maxWidth = 100, $maxHeight = 100, $quality = 8)
{
$path = $this->webFilesystem->getPath($id);
$cacheDir = 'cache/rendered-image/' . $path;
//@todo handle cacche
$image = $this->webFilesystem->getResizeMax($path, $maxWidth, $maxHeight);
$this->webFilesystem->writeImage($image->getResult(), $cacheDir, $quality);
return $cacheDir;
}
/**
* @ApiDoc(
* section="File Manager",
* description="Displays a thumbnail/resized version of a image"
* )
*
* This exists the process and sends a `content-type: image/png` http container.
*
* @Rest\QueryParam(name="path", requirements=".+", strict=true, description="The file path or its ID")
* @Rest\QueryParam(name="width", requirements="[0-9]+", description="The image width")
* @Rest\QueryParam(name="height", requirements="[0-9]*", description="The image height")
*
* @Rest\Get("/admin/file/preview")
*
* @param ParamFetcher $paramFetcher
* @return Response
*/
public function showPreviewAction(ParamFetcher $paramFetcher)
{
$path = $paramFetcher->get('path');
$width = $paramFetcher->get('width');
$height = $paramFetcher->get('height');
if (!$width && !$height) {
$width = 50;
$height = 50;
}
if (is_numeric($path)) {
$path = $this->webFilesystem->getPath($path);
}
$this->checkAccess($path, ACL::MODE_VIEW);
$file = $this->webFilesystem->getFile($path);
if ($file->isDir()) {
return;
}
$ifModifiedSince = $this->pageStack->getRequest()->headers->get('If-Modified-Since');
if (isset($ifModifiedSince) && strtotime($ifModifiedSince) == $file->getModifiedTime()) {
// Client's cache IS current, so we just respond '304 Not Modified'.
$response = new Response();
$response->setStatusCode(304);
$response->headers->set('Last-Modified', gmdate('D, d M Y H:i:s', $file->getModifiedTime()) . ' GMT');
return $response;
}
$image = null;
try {
$image = $this->webFilesystem->getResizeMax($path, $width, $height);
} catch (\Exception $e) {
$image = $this->webFilesystem->getResizeMax('bundles/jarves/images/broken-image.png', $width, $height);
}
$expires = 3600;
//1 h
$response = new Response();
$response->headers->set('Content-Type', 'image/png');
$response->headers->set('Pragma', 'public');
$response->headers->set('Cache-Control', 'max-age=' . $expires);
$response->headers->set('Last-Modified', gmdate('D, d M Y H:i:s', $file->getModifiedTime()) . ' GMT');
$response->headers->set('Expires', gmdate('D, d M Y H:i:s', time() + $expires) . ' GMT');
ob_start();
imagepng($image->getResult(), null, 8);
$imageData = ob_get_contents();
ob_end_clean();
$response->setContent($imageData);
return $response;
}
