Use avatar of original sender when forwarded

app/src/main/java/eu/faircode/email/AdapterMessage.java

@@ -1260,7 +1260,7 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
                             message.folderUnified && EntityFolder.isOutgoing(message.folderType)) ||
                     EntityFolder.isOutgoing(message.folderInheritedType);
             String selector = (reverse ? null : message.bimi_selector);
-            Address[] addresses = (reverse ? message.to : message.from);
+            Address[] addresses = (reverse ? message.to : (message.isForwarder() ? message.submitter : message.from));
             Address[] senders = ContactInfo.fillIn(
                     reverse && !show_recipients ? message.to : message.senders, prefer_contact, only_contact);
             Address[] recipients = ContactInfo.fillIn(

app/src/main/java/eu/faircode/email/EntityMessage.java

@@ -409,6 +409,19 @@ public class EntityMessage implements Serializable {
         return notJunk;
     }
 
+    boolean isForwarder() {
+        if (from == null || from.length != 1)
+            return false;
+        if (submitter == null || submitter.length != 1)
+            return false;
+        String email = ((InternetAddress) from[0]).getAddress();
+        String domain = UriHelper.getEmailDomain(email);
+        return "duck.com".equals(domain) ||
+                "simplelogin.co".equals(domain) ||
+                "mozmail.com".equals(domain) ||
+                "anonaddy.me".equals(domain);
+    }
+
     String[] checkFromDomain(Context context) {
         return MessageHelper.equalRootDomain(context, from, smtp_from);
     }