From cf826dce82c34a862cdcee9ef6a1456adad8ab3b Mon Sep 17 00:00:00 2001
From: Derrick Hammer <derrick@derrickhammer.com>
Date: Mon, 16 Oct 2023 20:13:24 -0400
Subject: [PATCH] fix: handle protocolless urls

---
 src/backend/filters/urlRewrite.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/backend/filters/urlRewrite.ts b/src/backend/filters/urlRewrite.ts
index 77c3963..c4bfee5 100644
--- a/src/backend/filters/urlRewrite.ts
+++ b/src/backend/filters/urlRewrite.ts
@@ -38,6 +38,9 @@ export default class URLRewriteFilter implements ContentFilter {
 }
 
 function isICANN(url: string) {
+  if (url.startsWith("//")) {
+    url = `https:${url}`;
+  }
   try {
     const parsedUrl = new URL(url);
     const domain = parsedUrl.hostname;