.
*
*/
namespace OC\Core\Controller;
use OCP\AppFramework\Controller;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\NotFoundResponse;
use OCP\AppFramework\Http\FileDisplayResponse;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\Files\IAppData;
use OCP\Files\NotFoundException;
use OCP\Files\SimpleFS\ISimpleFile;
use OCP\Files\SimpleFS\ISimpleFolder;
use OCP\IRequest;
class CssController extends Controller {
/** @var IAppData */
protected $appData;
/** @var ITimeFactory */
protected $timeFactory;
/**
* @param string $appName
* @param IRequest $request
* @param IAppData $appData
* @param ITimeFactory $timeFactory
*/
public function __construct($appName, IRequest $request, IAppData $appData, ITimeFactory $timeFactory) {
parent::__construct($appName, $request);
$this->appData = $appData;
$this->timeFactory = $timeFactory;
}
/**
* @PublicPage
* @NoCSRFRequired
*
* @param string $fileName css filename with extension
* @param string $appName css folder name
* @return FileDisplayResponse|NotFoundResponse
*/
public function getCss($fileName, $appName) {
try {
$folder = $this->appData->getFolder($appName);
$gzip = false;
$file = $this->getFile($folder, $fileName, $gzip);
} catch(NotFoundException $e) {
return new NotFoundResponse();
}
$response = new FileDisplayResponse($file, Http::STATUS_OK, ['Content-Type' => 'text/css']);
if ($gzip) {
$response->addHeader('Content-Encoding', 'gzip');
}
$response->cacheFor(86400);
$expires = new \DateTime();
$expires->setTimestamp($this->timeFactory->getTime());
$expires->add(new \DateInterval('PT24H'));
$response->addHeader('Expires', $expires->format(\DateTime::RFC1123));
$response->addHeader('Pragma', 'cache');
return $response;
}
/**
* @param ISimpleFolder $folder
* @param string $fileName
* @param bool $gzip is set to true if we use the gzip file
* @return ISimpleFile
*/
private function getFile(ISimpleFolder $folder, $fileName, &$gzip) {
$encoding = $this->request->getHeader('Accept-Encoding');
if ($encoding !== null && strpos($encoding, 'gzip') !== false) {
try {
$gzip = true;
return $folder->getFile($fileName . '.gzip'); # Safari doesn't like .gz
} catch (NotFoundException $e) {
// continue
}
}
$gzip = false;
return $folder->getFile($fileName);
}
}
eat/add_retry_support_to_query_builder
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