From 72b557489e034af2d10e9cc78ea59bc008aec682 Mon Sep 17 00:00:00 2001
From: Dorian Niemiec <dorian.niemiec@example.com>
Date: Sun, 3 Sep 2023 11:33:42 +0200
Subject: [PATCH] Fix handling of REMOTE_PORT

---
 index.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/index.js b/index.js
index 11b886b..de2ff23 100644
--- a/index.js
+++ b/index.js
@@ -202,7 +202,11 @@ Mod.prototype.callback = function (req, res, serverconsole, responseEnd, href, e
       nEnv["SCGI"] = "1";
       nEnv["REQUEST_URI"] = (!origHref || origHref == href) ? req.url : (origHref + (uobject.search ? ("?" + uobject.search) : ""));
       nEnv["REMOTE_ADDR"] = (req.socket.realRemoteAddress ? req.socket.realRemoteAddress : ((req.headers["x-forwarded-for"] && configJSON.enableIPSpoofing) ? req.headers["x-forwarded-for"].split(",")[0].replace(/ /g, "") : req.socket.remoteAddress)).replace(/^::ffff:/i, "");
-      nEnv["REMOTE_PORT"] = (req.socket.realRemotePort ? req.socket.realRemotePort : req.socket.remotePort);
+      if(req.socket.realRemoteAddress && req.socket.realRemotePort) {
+        nEnv["REMOTE_PORT"] = req.socket.realRemotePort;
+      } else if(!(req.socket.realRemoteAddress && !req.socket.realRemotePort)) {
+        nEnv["REMOTE_PORT"] = req.socket.remotePort;
+      }
       if (req.socket.encrypted) nEnv["HTTPS"] = "ON";
       if (req.headers["content-type"]) nEnv["CONTENT_TYPE"] = req.headers["content-type"];
       nEnv["CONTENT_LENGTH"] = "0";