From 8bee9cf8d3bef39d18bf632bfb217bb6a789989a Mon Sep 17 00:00:00 2001
From: Roeland Jago Douma <roeland@famdouma.nl>
Date: Sat, 22 Jul 2017 14:37:55 +0200
Subject: [PATCH] Empty search no longer works

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
---
 lib/private/Preview/Watcher.php | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/private/Preview/Watcher.php b/lib/private/Preview/Watcher.php
index 0b87bcda86..8d091b84b0 100644
--- a/lib/private/Preview/Watcher.php
+++ b/lib/private/Preview/Watcher.php
@@ -77,10 +77,16 @@ class Watcher {
 		}
 
 		/** @var Folder $node */
-		$nodes = $node->search('');
+		$this->deleteFolder($node);
+	}
+
+	private function deleteFolder(Folder $folder) {
+		$nodes = $folder->getDirectoryListing();
 		foreach ($nodes as $node) {
 			if ($node instanceof File) {
 				$this->toDelete[] = $node->getId();
+			} else if ($node instanceof Folder) {
+				$this->deleteFolder($node);
 			}
 		}
 	}