fix twitter embed

1 files changed, 3 insertions, 2 deletions

diff --git a/src/main/assets/embed.js b/src/main/assets/embed.js
index 6cb02110..6498971c 100644
--- a/src/main/assets/embed.js
+++ b/src/main/assets/embed.js
@@ -254,14 +254,15 @@ function getEmbeddableLinkTypes() {
         div.innerHTML = `<blockquote class="twitter-tweet" data-lang="en"><a href="${url}"></a></blockquote>`;
 
         if (window.twttr) {
+          // this will only happen if you embed another set of twitter posts after the twitter script loads (likely never)
           // https://developer.twitter.com/en/docs/twitter-for-websites/javascript-api/guides/scripting-loading-and-initialization
           window.twttr.widgets.load(div);
-        } else {
+        } else if (!document.head.querySelector ('[src="https://platform.twitter.com/widgets.js\"]')) {
           // innerHTML cannot insert scripts, so...
           let script = document.createElement('script');
           script.src = 'https://platform.twitter.com/widgets.js';
           script.charset = 'utf-8';
-          div.appendChild(script);
+          document.head.appendChild(script);
         }
 
         return div;