twitch-embed: Do nothing if the location hash is not set.

stefansundin · May 6, 2024 · d1432f5 · d1432f5
1 parent 101164e
commit d1432f5
Showing 1 changed file with 17 additions and 15 deletions.
diff --git a/views/twitch-embed.html b/views/twitch-embed.html
@@ -1,4 +1,4 @@
-<!doctype html>
+<!DOCTYPE html>
 <html>
 <head>
 <style>
@@ -16,21 +16,23 @@
 <noscript>Please enable JavaScript.</noscript>
 
 <script>
-let qs = window.location.hash.substr(1);
-qs += `&parent=${window.location.hostname}`;
-if (document.referrer !== "") {
-  const referrer = new URL(document.referrer);
-  qs += `&parent=${referrer.hostname}`;
-}
+if (window.location.hash) {
+  let qs = window.location.hash.substr(1);
+  qs += `&parent=${window.location.hostname}`;
+  if (document.referrer) {
+    const referrer = new URL(document.referrer);
+    qs += `&parent=${referrer.hostname}`;
+  }
 
-const iframe = document.createElement("iframe");
-iframe.width = "100%";
-iframe.height = "100%";
-iframe.frameBorder = "0";
-iframe.scrolling = "no";
-iframe.allowFullscreen = true;
-iframe.src = `https://player.twitch.tv/?${qs}`;
-document.body.appendChild(iframe);
+  const iframe = document.createElement('iframe');
+  iframe.width = '100%';
+  iframe.height = '100%';
+  iframe.frameBorder = '0';
+  iframe.scrolling = 'no';
+  iframe.allowFullscreen = true;
+  iframe.src = `https://player.twitch.tv/?${qs}`;
+  document.body.appendChild(iframe);
+}
 </script>
 </body>
 </html>