Base versions' has-preview on mimetype

Signed-off-by: Louis Chemineau <louis@chmn.me>

apps/files_versions/lib/Sabre/Plugin.php

@@ -29,7 +29,7 @@
 use OC\AppFramework\Http\Request;
 use OCA\DAV\Connector\Sabre\FilesPlugin;
 use OCA\Files_Versions\Versions\IVersionManager;
-use OCP\Files\NotFoundException;
+use OCP\IPreview;
 use OCP\IRequest;
 use OCP\IUserSession;
 use Sabre\DAV\Exception\NotFound;
@@ -49,6 +49,7 @@ class Plugin extends ServerPlugin {
 	public function __construct(
 		private IRequest $request,
 		private IVersionManager $versionManager,
+		private IPreview $previewManager,
 		private IUserSession $userSession,
 	) {
 		$this->request = $request;
@@ -94,25 +95,9 @@ public function afterGet(RequestInterface $request, ResponseInterface $response)
 	}
 
 	public function propFind(PropFind $propFind, INode $node): void {
-		$user = $this->userSession->getUser();
-
 		if ($node instanceof VersionFile) {
 			$propFind->handle(self::VERSION_LABEL, fn() => $node->getLabel());
-
-			if ($user !== null) {
-				$propFind->handle(FilesPlugin::HAS_PREVIEW_PROPERTYNAME, function () use ($node, $user) {
-					try {
-						$this->versionManager->getVersionFile(
-							$user,
-							$node->getSourceFile(),
-							$node->getVersion()->getRevisionId()
-						);
-						return true;
-					} catch (NotFoundException $ex) {
-						return false;
-					}
-				});
-			}
+			$propFind->handle(FilesPlugin::HAS_PREVIEW_PROPERTYNAME, fn () => $this->previewManager->isMimeSupported($node->getContentType()));
 		}
 	}