Set default version to latest with mike 1.1.2

index.html

@@ -20,9 +20,33 @@
 
     <script>
         window.onload = function () {
-            // Delay the redirection until the Google Analytics script is loaded.
+            // Function to get a query parameter from the URL
+            function getQueryParam(name) {
+                var urlParams = new URLSearchParams(window.location.search);
+                return urlParams.get(name);
+            }
+
+            // Check if the current URL already has a utm_referrer parameter
+            var existingReferrer = getQueryParam('utm_referrer');
+
+            var encodedReferrer = '';
+
+            if (existingReferrer) {
+                // Use the existing utm_referrer value for the redirect
+                var encodedReferrer = encodeURIComponent(existingReferrer);
+            } else {
+                // If there's no utm_referrer parameter in the URL, use document.referrer
+                var referrer = document.referrer;
+
+                // Check if both the URL parameter and document.referrer are empty
+                if (referrer && !document.referrer.includes("faststream.airt.ai")) {
+                    var encodedReferrer = encodeURIComponent(referrer);
+                }
+            }
+
+            // Redirect to href and include the referrer as a query parameter
             window.location.replace(
-                "latest/" + window.location.search + window.location.hash // nosemgrep
+                "latest/" + (encodedReferrer ? '?utm_referrer=' + encodedReferrer : '') + window.location.hash
             );
         };
     </script>