From 9e17a2f1dae16ce6935878f33803a084d51f5b69 Mon Sep 17 00:00:00 2001
From: Liang Ding <d@b3log.org>
Date: Sat, 6 May 2023 15:23:48 +0800
Subject: [PATCH] :bug: Overlay block ref on PDF annotation ref lead to failure
 to query unreferenced assets
 https://github.com/siyuan-note/siyuan/issues/8186

---
 kernel/model/assets.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/kernel/model/assets.go b/kernel/model/assets.go
index 9dbc95741..7aef777a0 100644
--- a/kernel/model/assets.go
+++ b/kernel/model/assets.go
@@ -729,6 +729,10 @@ func assetsLinkDestsInTree(tree *parse.Tree) (ret []string) {
 				return ast.WalkContinue
 			}
 
+			if !strings.Contains(n.TextMarkFileAnnotationRefID, "/") {
+				return ast.WalkSkipChildren
+			}
+
 			dest := n.TextMarkFileAnnotationRefID[:strings.LastIndexByte(n.TextMarkFileAnnotationRefID, '/')]
 			dest = strings.TrimSpace(dest)
 			ret = append(ret, dest)