From eecd9323c5e79f27051bb56a110ee4f26d630b7a Mon Sep 17 00:00:00 2001
From: Joas Schilling <coding@schilljs.com>
Date: Fri, 22 Feb 2019 09:47:36 +0100
Subject: [PATCH] Also check the access to collections on preparing

Signed-off-by: Joas Schilling <coding@schilljs.com>
---
 core/Controller/CollaborationResourcesController.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/Controller/CollaborationResourcesController.php b/core/Controller/CollaborationResourcesController.php
index 77f47a9f0a..4278334c2b 100644
--- a/core/Controller/CollaborationResourcesController.php
+++ b/core/Controller/CollaborationResourcesController.php
@@ -225,6 +225,10 @@ class CollaborationResourcesController extends OCSController {
 	}
 
 	protected function prepareCollection(ICollection $collection): array {
+		if (!$collection->canAccess($this->userSession->getUser())) {
+			return null;
+		}
+
 		return [
 			'id' => $collection->getId(),
 			'name' => $collection->getName(),