Update 404.html

Author: vikdevelop

404.html

@@ -49,37 +49,20 @@
         document.addEventListener("DOMContentLoaded", function() {
             var currentUrl = window.location.href;
             if (currentUrl.includes("/wiki/")) {
-                // Check if the current URL already ends with '/en', to prevent infinite redirection
-                if (!currentUrl.endsWith("/en")) {
-                    // Extract the base URL and the last segment
-                    var baseUrl = currentUrl.substring(0, currentUrl.lastIndexOf('/') + 1);
-                    var lastSegment = currentUrl.substring(currentUrl.lastIndexOf('/') + 1);
+                var urlParts = currentUrl.split("/");
+                var lastSegment = urlParts[urlParts.length - 1];
+                
+                if (lastSegment !== 'en') {
+                    var newUrl = currentUrl.endsWith('/') ? currentUrl + 'en' : currentUrl + '/en';
 
-                    // Check if the last segment is not 'en'
-                    if (lastSegment !== 'en') {
-                        var newUrl = baseUrl + 'en';
-                        
-                        // Make an XMLHttpRequest to check the existence of the new URL
-                        var xhr = new XMLHttpRequest();
-                        xhr.open('HEAD', newUrl, true);
-                        xhr.onreadystatechange = function() {
-                            if (xhr.readyState === 4) {
-                                if (xhr.status === 404) {
-                                    window.location.href = newUrl;
-                                } else {
-                                    document.querySelector('.container').style.display = 'block';
-                                }
+                    fetch(newUrl, { method: 'HEAD' })
+                        .then(response => {
+                            if (!response.ok) {
+                                window.location.href = newUrl;
                             }
-                        };
-                        xhr.send();
-                    } else {
-                        document.querySelector('.container').style.display = 'block';
-                    }
-                } else {
-                    document.querySelector('.container').style.display = 'block';
+                        })
+                        .catch(error => console.error('Error checking URL:', error));
                 }
-            } else {
-                document.querySelector('.container').style.display = 'block';
             }
         });
     </script>