fix: only do cache copy in updater if the parent folder should be in cachebackport/49695/stable29

Signed-off-by: Robin Appelman <robin@icewind.nl>

1 files changed, 9 insertions, 1 deletions

diff --git a/lib/private/Files/Cache/Updater.php b/lib/private/Files/Cache/Updater.php
index a07741e1fd4..069861198bb 100644
--- a/lib/private/Files/Cache/Updater.php
+++ b/lib/private/Files/Cache/Updater.php
@@ -205,7 +205,15 @@ class Updater implements IUpdater {
 	 */
 	public function copyFromStorage(IStorage $sourceStorage, string $source, string $target): void {
 		$this->copyOrRenameFromStorage($sourceStorage, $source, $target, function (ICache $sourceCache, ICacheEntry $sourceInfo) use ($target) {
-			$this->cache->copyFromCache($sourceCache, $sourceInfo, $target);
+			$parent = dirname($target);
+			$parentInCache = $this->cache->inCache($parent);
+			if (!$parentInCache) {
+				$parentData = $this->scanner->scan($parent, Scanner::SCAN_SHALLOW, -1, false);
+				$parentInCache = $parentData !== null;
+			}
+			if ($parentInCache) {
+				$this->cache->copyFromCache($sourceCache, $sourceInfo, $target);
+			}
 		});
 	}