From 47f884f2bbda0c46d8a32a38ba279d7916aa0744 Mon Sep 17 00:00:00 2001
From: Daniel <845765@qq.com>
Date: Mon, 20 May 2024 23:21:59 +0800
Subject: [PATCH] :bug: Some emoji exceptions in the document title
 https://github.com/siyuan-note/siyuan/issues/11480

---
 kernel/model/file.go | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/kernel/model/file.go b/kernel/model/file.go
index 60301ef00de..e5b73b02769 100644
--- a/kernel/model/file.go
+++ b/kernel/model/file.go
@@ -1666,7 +1666,7 @@ func RenameDoc(boxID, p, title string) (err error) {
 		return
 	}
 
-	title = gulu.Str.RemoveInvisible(title)
+	title = removeInvisibleCharsInTitle(title)
 	if 512 < utf8.RuneCountInString(title) {
 		// 限制笔记本名和文档名最大长度为 `512` https://github.com/siyuan-note/siyuan/issues/6299
 		return errors.New(Conf.Language(106))
@@ -1706,7 +1706,7 @@ func RenameDoc(boxID, p, title string) (err error) {
 }
 
 func createDoc(boxID, p, title, dom string) (tree *parse.Tree, err error) {
-	title = gulu.Str.RemoveInvisible(title)
+	title = removeInvisibleCharsInTitle(title)
 	if 512 < utf8.RuneCountInString(title) {
 		// 限制笔记本名和文档名最大长度为 `512` https://github.com/siyuan-note/siyuan/issues/6299
 		err = errors.New(Conf.Language(106))
@@ -1819,6 +1819,14 @@ func createDoc(boxID, p, title, dom string) (tree *parse.Tree, err error) {
 	return
 }
 
+func removeInvisibleCharsInTitle(title string) string {
+	// 不要踢掉 零宽连字符，否则有的 Emoji 会变形 https://github.com/siyuan-note/siyuan/issues/11480
+	title = strings.ReplaceAll(title, string(gulu.ZWJ), "__@ZWJ@__")
+	title = gulu.Str.RemoveInvisible(title)
+	title = strings.ReplaceAll(title, "__@ZWJ@__", string(gulu.ZWJ))
+	return title
+}
+
 func moveSorts(rootID, fromBox, toBox string) {
 	root := treenode.GetBlockTree(rootID)
 	if nil == root {