Do not allow adding file drop shares to your own cloud

There is no reason for this and you can't create such shares normally
anyway.

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>

1 files changed, 10 insertions, 0 deletions

diff --git a/apps/federatedfilesharing/lib/Controller/MountPublicLinkController.php b/apps/federatedfilesharing/lib/Controller/MountPublicLinkController.php
index f832fc7e54c..22197988a3b 100644
--- a/apps/federatedfilesharing/lib/Controller/MountPublicLinkController.php
+++ b/apps/federatedfilesharing/lib/Controller/MountPublicLinkController.php
@@ -37,6 +37,7 @@ use OCA\FederatedFileSharing\FederatedShareProvider;
 use OCP\AppFramework\Controller;
 use OCP\AppFramework\Http;
 use OCP\AppFramework\Http\JSONResponse;
+use OCP\Constants;
 use OCP\Federation\ICloudIdManager;
 use OCP\Http\Client\IClientService;
 use OCP\IL10N;
@@ -157,6 +158,15 @@ class MountPublicLinkController extends Controller {
 			return $response;
 		}
 
+		if (($share->getPermissions() & Constants::PERMISSION_READ) === 0) {
+			$response = new JSONResponse(
+				['message' => 'Mounting file drop not supported'],
+				Http::STATUS_BAD_REQUEST
+			);
+			$response->throttle();
+			return $response;
+		}
+
 		$share->setSharedWith($shareWith);
 		$share->setShareType(IShare::TYPE_REMOTE);