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- <?php
- declare(strict_types=1);
- namespace OC\Core\Controller;
- use OC\Files\AppData\Factory;
- use OCP\AppFramework\Controller;
- use OCP\AppFramework\Http;
- use OCP\AppFramework\Http\Attribute\FrontpageRoute;
- use OCP\AppFramework\Http\Attribute\OpenAPI;
- use OCP\AppFramework\Http\FileDisplayResponse;
- use OCP\AppFramework\Http\NotFoundResponse;
- use OCP\AppFramework\Http\Response;
- 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 {
- protected IAppData $appData;
- public function __construct(
- string $appName,
- IRequest $request,
- Factory $appDataFactory,
- protected ITimeFactory $timeFactory,
- ) {
- parent::__construct($appName, $request);
- $this->appData = $appDataFactory->get('css');
- }
-
-
- public function getCss(string $fileName, string $appName): Response {
- 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');
- }
- $ttl = 31536000;
- $response->addHeader('Cache-Control', 'max-age='.$ttl.', immutable');
- $expires = new \DateTime();
- $expires->setTimestamp($this->timeFactory->getTime());
- $expires->add(new \DateInterval('PT'.$ttl.'S'));
- $response->addHeader('Expires', $expires->format(\DateTime::RFC1123));
- return $response;
- }
-
- private function getFile(ISimpleFolder $folder, string $fileName, bool &$gzip): ISimpleFile {
- $encoding = $this->request->getHeader('Accept-Encoding');
- if (str_contains($encoding, 'gzip')) {
- try {
- $gzip = true;
- return $folder->getFile($fileName . '.gzip');
- } catch (NotFoundException $e) {
-
- }
- }
- $gzip = false;
- return $folder->getFile($fileName);
- }
- }
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