From ee38124db7bebfd37f61105a9b91a1b11645c51a Mon Sep 17 00:00:00 2001
From: Chocobo1 <Chocobo1@users.noreply.github.com>
Date: Fri, 26 Aug 2022 17:33:01 +0800
Subject: [PATCH] Optimize symbolic links checking

---
 src/webui/webapplication.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/webui/webapplication.cpp b/src/webui/webapplication.cpp
index 9bbd4df90..2bcd21a6c 100644
--- a/src/webui/webapplication.cpp
+++ b/src/webui/webapplication.cpp
@@ -157,8 +157,10 @@ void WebApplication::sendWebUIFile()
         if (!Utils::Fs::isRegularFile(localPath))
             throw InternalServerErrorHTTPError(tr("Unacceptable file type, only regular file is allowed."));
 
-        QFileInfo fileInfo {localPath.data()};
-        while (Path(fileInfo.filePath()) != m_rootFolder)
+        const QString rootFolder = m_rootFolder.data();
+
+        QFileInfo fileInfo {localPath.parentPath().data()};
+        while (fileInfo.path() != rootFolder)
         {
             if (fileInfo.isSymLink())
                 throw InternalServerErrorHTTPError(tr("Symlinks inside alternative UI folder are forbidden."));