chore: fixes

javascript/view-counter-legacy.js

@@ -1,26 +1,48 @@
-const VISITOR_COUNTER = document.getElementById("visitorCounter");
+var VISITOR_COUNTER = document.getElementById("visitorCounter");
 
-let xhttp = new XMLHttpRequest();
-xhttp.onreadystatechange = function () {
-  if (this.readyState == 4 && this.status == 200) {
-    // Get the data
-    let site_data = JSON.parse(this.responseText);
-    // Add commas
-    let num_arr = site_data.info.views.toString().split("");
-    let num_str = "";
-    for (i = 0; i < num_arr.length; i++) {
-      num_str += num_arr[i];
-      if ((num_arr.length - 1 - i) % 3 == 0 && num_arr.length - 1 - i != 0) {
-        num_str += ",";
-      }
+function formatNumber(n) {
+  n = n.toString();
+  var result = "";
+  var count = 0;
+
+  for (var i = n.length - 1; i >= 0; i--) {
+    result = n.charAt(i) + result;
+    count++;
+
+    if (count % 3 === 0 && i !== 0) {
+      result = "," + result;
+    }
+  }
+
+  return result;
+}
+
+var xhttp = new XMLHttpRequest();
+
+xhttp.onreadystatechange = function () {
+  if (xhttp.readyState === 4) {
+
+    if (xhttp.status === 200) {
+      try {
+        var site_data = eval("(" + xhttp.responseText + ")");
+        var views = site_data.info.views;
+
+        VISITOR_COUNTER.innerHTML = formatNumber(views);
+
+      } catch (e) {
+        VISITOR_COUNTER.innerHTML = "N/A";
+      }
+
+    } else {
+      VISITOR_COUNTER.innerHTML = "N/A";
     }
-    // Add result to html
-    VISITOR_COUNTER.innerHTML = num_str;
   }
 };
+
 xhttp.open(
   "GET",
   "http://www.veltron.net/counter.php?sitename=venith",
   true
 );
-xhttp.send();
+
+xhttp.send(null);