From c2c4c2393f718c616aa96a4fb48505dd303a5c5f Mon Sep 17 00:00:00 2001
From: Daniel <845765@qq.com>
Date: Thu, 29 May 2025 21:02:04 +0800
Subject: [PATCH] :art: Improve backlink filtering below the heading
 https://github.com/siyuan-note/siyuan/issues/14929

---
 kernel/model/backlink.go | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/kernel/model/backlink.go b/kernel/model/backlink.go
index ea2543303..9f38e2819 100644
--- a/kernel/model/backlink.go
+++ b/kernel/model/backlink.go
@@ -656,6 +656,38 @@ func buildLinkRefs(defRootID string, refs []*sql.Ref, keywords []string) (ret []
 			ret = append(ret, ref)
 		}
 	}
+
+	if 0 < len(keywords) {
+		// 过滤场景处理标题下方块 Improve backlink filtering below the heading https://github.com/siyuan-note/siyuan/issues/14929
+		headingRefChildren := map[string]*Block{}
+		var headingIDs []string
+		for _, link := range links {
+			for _, ref := range link.Refs {
+				if "NodeHeading" == ref.Type {
+					headingRefChildren[ref.ID] = ref
+					headingIDs = append(headingIDs, ref.ID)
+				}
+			}
+		}
+		var headingChildren []*Block
+		for _, headingID := range headingIDs {
+			sqlChildren := sql.GetChildBlocks(headingID, "", -1)
+			children := fromSQLBlocks(&sqlChildren, "", 12)
+			headingChildren = append(headingChildren, children...)
+		}
+		for _, child := range headingChildren {
+			if nil == child {
+				continue
+			}
+
+			if matchBacklinkKeyword(child, keywords) {
+				heading := headingRefChildren[child.ParentID]
+				if nil != heading {
+					ret = append(ret, heading)
+				}
+			}
+		}
+	}
 	return
 }