From 10371908fa31f20846e0cf19d0d9599ba973dc9d Mon Sep 17 00:00:00 2001
From: grnd-alt <salimbelakkaf@outlook.de>
Date: Thu, 4 Apr 2024 15:23:33 +0200
Subject: [PATCH] don't alter file when there is not enough free space

Signed-off-by: grnd-alt <salimbelakkaf@outlook.de>
---
 lib/Controller/WopiController.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/Controller/WopiController.php b/lib/Controller/WopiController.php
index 27d85dbcad..7f704eccd0 100644
--- a/lib/Controller/WopiController.php
+++ b/lib/Controller/WopiController.php
@@ -485,7 +485,13 @@ public function putFile($fileId,
 
 			$content = fopen('php://input', 'rb');
 
+			$freespace = $file->getParent()->getFreeSpace();
+			$contentLength = (int)$this->request->getHeader('Content-Length');
+
 			try {
+				if ($freespace >= 0 && $contentLength > $freespace) {
+					throw new \Exception('Not enough storage');
+				}
 				$this->wrappedFilesystemOperation($wopi, function () use ($file, $content) {
 					return $file->putContent($content);
 				});