From a7abf81bb30d893573bef78e432f777ad7290b03 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Tue, 27 Jan 2026 06:57:12 +0000
Subject: [PATCH 1/3] Initial plan


From 58c490a6eb630bf6ae60b7d73c46fee1d5f97940 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Tue, 27 Jan 2026 07:00:21 +0000
Subject: [PATCH 2/3] Add DoH URL validation for custom server inputs

Co-authored-by: s1lviu <9863576+s1lviu@users.noreply.github.com>
---
 script.js | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/script.js b/script.js
index 8f7bc8c..6ec4b49 100644
--- a/script.js
+++ b/script.js
@@ -931,7 +931,29 @@ document.addEventListener('DOMContentLoaded', function () {
     addDoHBtn.onclick = function () {
         const serverDetails = newDoHInput.value.split(', '); // Expected format: "Name, URL"
         if (serverDetails.length >= 2) {
-            const [name, url] = serverDetails;
+            const name = serverDetails[0].trim();
+            const url = serverDetails.slice(1).join(', ').trim(); // Handle URLs with commas
+
+            // Validate the name
+            if (!name) {
+                alert("Server name cannot be empty.");
+                return;
+            }
+
+            // Validate the URL format and protocol
+            let parsedUrl;
+            try {
+                parsedUrl = new URL(url);
+            } catch (e) {
+                alert("Invalid URL format. Please enter a valid URL (e.g., https://example.com/dns-query).");
+                return;
+            }
+
+            // Check if URL uses HTTPS protocol (required for DoH)
+            if (parsedUrl.protocol !== 'https:') {
+                alert("DoH URLs must use HTTPS protocol. Please enter a URL starting with 'https://'.");
+                return;
+            }
 
             // Check if server already exists by URL or name
             const isDuplicate = dnsServers.some(server => server.url === url || server.name === name);

From 40b7f2fc2e9c42e4f6d6c32adf2fa273639c4de3 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Tue, 27 Jan 2026 07:00:55 +0000
Subject: [PATCH 3/3] Use underscore for unused exception parameter

Co-authored-by: s1lviu <9863576+s1lviu@users.noreply.github.com>
---
 script.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/script.js b/script.js
index 6ec4b49..c9d22dd 100644
--- a/script.js
+++ b/script.js
@@ -944,7 +944,7 @@ document.addEventListener('DOMContentLoaded', function () {
             let parsedUrl;
             try {
                 parsedUrl = new URL(url);
-            } catch (e) {
+            } catch (_) {
                 alert("Invalid URL format. Please enter a valid URL (e.g., https://example.com/dns-query).");
                 return;
             }