🎨 Stop exposing the absolute workspace path to browsers #17410

Signed-off-by: Daniel <845765@qq.com>

Author: 88250

app/src/util/processTitle.ts

@@ -5,8 +5,10 @@ import {pathPosix} from "./pathName";
 export const getWorkspaceName = () => {
     const dir = window.siyuan.config.system.workspaceDir;
     // 浏览器环境下内核不返回工作空间绝对路径，回退到应用名以避免标题/顶栏出现空段
+    // 注意：该函数可能在 languages 加载前（如 setBodyHighlight）被调用，故用可选链，
+    // 此时返回 undefined，由调用方（setBodyHighlight 的 if(!name) return）跳过处理
     // https://github.com/siyuan-note/siyuan/issues/17410
-    return dir ? pathPosix().basename(dir.replace(/\\/g, "/")) : window.siyuan.languages.siyuanNote;
+    return dir ? pathPosix().basename(dir.replace(/\\/g, "/")) : window.siyuan.languages?.siyuanNote;
 };
 
 export const setTitle = (title: string, showVersionTitle = false) => {