From a429d2a64d06404ab6e7ea520e37d0a9ccfc0cdc Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Wed, 10 May 2023 10:47:38 +0200
Subject: [PATCH] Embed YouTube

---
 .../java/eu/faircode/email/HtmlHelper.java    | 20 +++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/app/src/main/java/eu/faircode/email/HtmlHelper.java b/app/src/main/java/eu/faircode/email/HtmlHelper.java
index dd6917ecfb..7bc4025a0a 100644
--- a/app/src/main/java/eu/faircode/email/HtmlHelper.java
+++ b/app/src/main/java/eu/faircode/email/HtmlHelper.java
@@ -1616,6 +1616,26 @@ public class HtmlHelper {
         }, document);
     }
 
+    static boolean embedYouTube(Document document) {
+        // https://developers.google.com/youtube/player_parameters
+        // Requires: setBlockNetworkLoads and setJavaScriptEnabled
+        boolean has = false;
+        for (Element a : document.select("a"))
+            if (a.attr("href").startsWith("https://www.youtube.com/embed/")) {
+                String link = a.attr("href");
+                a.tagName("iframe");
+                a.attr("id", link.substring(link.lastIndexOf("/") + 1));
+                a.attr("type", "text/html");
+                a.attr("src", link);
+                a.attr("frameborder", "0");
+                a.removeAttr("href");
+                if (a.text().equals(link))
+                    a.text("");
+                has = true;
+            }
+        return has;
+    }
+
     static void guessSchemes(Document document) {
         for (Element e : document.select("a,img"))
             try {