From c6878424bc01d41c02a261890e5762d932b5457b Mon Sep 17 00:00:00 2001
From: unode <alves.rjc@gmail.com>
Date: Thu, 4 Feb 2021 21:59:15 +0000
Subject: [PATCH] Target relative URL <a> except dropdown menus

---
 assets/js/lesson.js | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/assets/js/lesson.js b/assets/js/lesson.js
index 1d47d875..17ba2d78 100644
--- a/assets/js/lesson.js
+++ b/assets/js/lesson.js
@@ -82,9 +82,12 @@ $(function() {
     // and without relying on cookies (avoiding Cookie Law implications)
     // when a visitor clicks on any <a> the github/gitlab value
     // is added as a URL parameter
-    // FIXME Only add the parameter if the URL is local
-    // i.e. if it lacks a hostname or the hostname matches the current URL
-    $("a").click(function(e) {
+    // Note, only consider relative URLs that start with ./ or ../
+    let anchors = $("a[href^='./'],a[href^='../']");
+    // exclude anchors with dropdown behavior
+    anchors = anchors.not("[data-toggle='dropdown']")
+
+    anchors.click(function(e) {
         e.preventDefault();
         let ghgl_value = ghgl_selector.filter(":checked").val();
         let href = this.href;