From dd525adaeff737757d84f2ce886685d8c2c18cd9 Mon Sep 17 00:00:00 2001
From: xtcnet <xtcnet@users.noreply.github.com>
Date: Tue, 17 Mar 2026 21:44:02 +0700
Subject: [PATCH] feat(login): show xGat3 button only when accessed via IP
 address

Hide the Open xGat3 button when the page is accessed via a domain name.
Only show it when the hostname is a raw IP (e.g. 10.0.0.1 over WireGuard).

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 frontend/src/pages/Login/index.tsx | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/frontend/src/pages/Login/index.tsx b/frontend/src/pages/Login/index.tsx
index 6de6b92..aa70aef 100644
--- a/frontend/src/pages/Login/index.tsx
+++ b/frontend/src/pages/Login/index.tsx
@@ -198,16 +198,18 @@ export default function Login() {
 					</div>
 				</div>
 				<div className="text-center text-secondary mt-3">{getVersion()}</div>
-				<div className="text-center mt-3">
-					<a
-						href={`${window.location.origin}/wg-public`}
-						className="btn btn-outline-secondary btn-sm"
-						target="_blank"
-						rel="noopener noreferrer"
-					>
-						Open xGat3
-					</a>
-				</div>
+				{/^\d+\.\d+\.\d+\.\d+$/.test(window.location.hostname) && (
+					<div className="text-center mt-3">
+						<a
+							href={`${window.location.origin}/wg-public`}
+							className="btn btn-outline-secondary btn-sm"
+							target="_blank"
+							rel="noopener noreferrer"
+						>
+							Open xGat3
+						</a>
+					</div>
+				)}
 			</div>
 		</Page>
 	);