From 7cc3486229455a58f98b805ba4aa8ed99a6ac26d Mon Sep 17 00:00:00 2001
From: Roeland Jago Douma <roeland@famdouma.nl>
Date: Wed, 20 Feb 2019 09:49:06 +0100
Subject: Hanlde writestream not closing source

Fixes #14298

If a storage doesn'tclose the write stream then $isEOF is not yet set.
So we have to fallback.

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
---
 apps/dav/lib/Connector/Sabre/File.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/apps/dav/lib/Connector/Sabre/File.php b/apps/dav/lib/Connector/Sabre/File.php
index 388bcff9206..8aa7d66ba34 100644
--- a/apps/dav/lib/Connector/Sabre/File.php
+++ b/apps/dav/lib/Connector/Sabre/File.php
@@ -181,8 +181,12 @@ class File extends Node implements IFile {
 
 				$count = $partStorage->writeStream($internalPartPath, $wrappedData);
 				$result = $count > 0;
+
 				if ($result === false) {
 					$result = $isEOF;
+					if (is_resource($wrappedData)) {
+						$result = feof($wrappedData);
+					}
 				}
 
 			} else {
-- 
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