From 2056ec4a56ac0ebf8426bae22aee84314949689f Mon Sep 17 00:00:00 2001
From: Amit Kumar <heroic@users.noreply.github.com>
Date: Wed, 8 Mar 2017 16:07:37 +0530
Subject: [PATCH] Add List-Unsubscribe header

---
 services/sender.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/services/sender.js b/services/sender.js
index 2429aaa4..a76dafa4 100644
--- a/services/sender.js
+++ b/services/sender.js
@@ -414,6 +414,10 @@ function formatMessage(message, callback) {
                                         'List-ID': {
                                             prepared: true,
                                             value: libmime.encodeWords(list.name) + ' <' + list.cid + '.' + (url.parse(configItems.serviceUrl).hostname || 'localhost') + '>'
+                                        },
+                                        'List-Unsubscribe': {
+                                            prepared: true,
+                                            value: url.resolve(configItems.serviceUrl, '/subscription/' + list.cid + '/unsubscribe/' + message.subscription.cid + '?auto=yes')
                                         }
                                     },
                                     list: {