From 15b88e331e3336b80a9dd2c73168278bf522bd9a Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Thu, 24 Dec 2020 11:14:15 +0100
Subject: [PATCH] Added support for Mail-Followup-To and Mail-Followup-To
 headers (untested)

---
 .../java/eu/faircode/email/MessageHelper.java    | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/app/src/main/java/eu/faircode/email/MessageHelper.java b/app/src/main/java/eu/faircode/email/MessageHelper.java
index c4a0432635..985dfc3803 100644
--- a/app/src/main/java/eu/faircode/email/MessageHelper.java
+++ b/app/src/main/java/eu/faircode/email/MessageHelper.java
@@ -1211,6 +1211,14 @@ public class MessageHelper {
     }
 
     Address[] getCc() throws MessagingException {
+        try {
+            // https://cr.yp.to/proto/replyto.html
+            Address[] a = getAddressHeader("Mail-Followup-To");
+            if (a != null)
+                return a;
+        } catch (MessagingException ex) {
+            Log.e(ex);
+        }
         return getAddressHeader("Cc");
     }
 
@@ -1219,6 +1227,14 @@ public class MessageHelper {
     }
 
     Address[] getReply() throws MessagingException {
+        try {
+            // https://cr.yp.to/proto/replyto.html
+            Address[] a = getAddressHeader("Mail-Reply-To");
+            if (a != null)
+                return a;
+        } catch (MessagingException ex) {
+            Log.e(ex);
+        }
         return getAddressHeader("Reply-To");
     }