From b5678a64d2dcf972a74bd65fc81d689e775e9a4f Mon Sep 17 00:00:00 2001
From: Philipp Zerelles <philipp@zerelles.com>
Date: Tue, 20 Feb 2024 08:19:07 +0100
Subject: [PATCH 1/2] fix: preserve body in request copy

---
 src/handler.js | 31 ++++++++++++++++++++++---------
 1 file changed, 22 insertions(+), 9 deletions(-)

diff --git a/src/handler.js b/src/handler.js
index 92c0e21..f0f1d15 100644
--- a/src/handler.js
+++ b/src/handler.js
@@ -16,11 +16,11 @@ const server = new Server(manifest);
 await server.init({ env: (Bun || process).env });
 
 const xff_depth = parseInt(env("XFF_DEPTH", build_options.xff_depth ?? 1));
-const origin = env('ORIGIN', undefined);
+const origin = env("ORIGIN", undefined);
 
 const address_header = env("ADDRESS_HEADER", "").toLowerCase();
 const protocol_header = env("PROTOCOL_HEADER", "").toLowerCase();
-const host_header = env("HOST_HEADER", "").toLowerCase();
+const host_header = env("HOST_HEADER", "host").toLowerCase();
 
 /** @param {boolean} assets */
 export default function (assets) {
@@ -92,13 +92,26 @@ function serve(path, client = false) {
   );
 }
 
-/**@param {Request} req */
-function ssr(req) {
-  let request = req;
-  let url = req.url;
-  let path = url.slice(url.split("/", 3).join("/").length);
-  let base = origin || get_origin(req.headers);
-  request = new Request(base + path, req);
+/**@param {Request} request */
+function ssr(request) {
+  if (origin) {
+    const requestOrigin = get_origin(request.headers);
+    if (origin !== requestOrigin) {
+      const url = request.url.slice(request.url.split("/", 3).join("/").length);
+      request = new Request(origin + url, {
+        method: request.method,
+        headers: request.headers,
+        body: request.body,
+        referrer: request.referrer,
+        referrerPolicy: request.referrerPolicy,
+        mode: request.mode,
+        credentials: request.credentials,
+        cache: request.cache,
+        redirect: request.redirect,
+        integrity: request.integrity,
+      });
+    }
+  }
 
   if (address_header && !request.headers.has(address_header)) {
     throw new Error(

From fb17cafa1aad7d585e0c9f73e4868a5dd0440fe7 Mon Sep 17 00:00:00 2001
From: Philipp Zerelles <philipp@zerelles.com>
Date: Tue, 20 Feb 2024 08:31:26 +0100
Subject: [PATCH 2/2] add prepare script

---
 package.json | 1 +
 1 file changed, 1 insertion(+)

diff --git a/package.json b/package.json
index 06f910f..9fbef0d 100644
--- a/package.json
+++ b/package.json
@@ -18,6 +18,7 @@
   ],
   "scripts": {
     "build": "rm -fr files && bun run build.js",
+    "prepare": "bun run build",
     "lint": "prettier --check .",
     "format": "prettier --write ."
   },