From c5234d88e0dbefbc7b69ac246a14cecbad01a495 Mon Sep 17 00:00:00 2001
From: Vincent Breitmoser <look@my.amazin.horse>
Date: Tue, 10 Jan 2017 15:11:41 +0100
Subject: [PATCH] set content-transfer-encoding for RawDataBody in `setBody`

---
 .../main/java/com/fsck/k9/mail/internet/MimeMessageHelper.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/k9mail-library/src/main/java/com/fsck/k9/mail/internet/MimeMessageHelper.java b/k9mail-library/src/main/java/com/fsck/k9/mail/internet/MimeMessageHelper.java
index 6ab3d1518..4171dba64 100644
--- a/k9mail-library/src/main/java/com/fsck/k9/mail/internet/MimeMessageHelper.java
+++ b/k9mail-library/src/main/java/com/fsck/k9/mail/internet/MimeMessageHelper.java
@@ -42,6 +42,9 @@ public class MimeMessageHelper {
             part.setHeader(MimeHeader.HEADER_CONTENT_TYPE, contentType);
 
             setEncoding(part, MimeUtil.ENC_QUOTED_PRINTABLE);
+        } else if (body instanceof RawDataBody) {
+            String encoding = ((RawDataBody) body).getEncoding();
+            part.setHeader(MimeHeader.HEADER_CONTENT_TRANSFER_ENCODING, encoding);
         }
     }