From a0f9c9008333e3f9c1eb7106684a6db4e099811e Mon Sep 17 00:00:00 2001
From: systopia <endres@systopia.de>
Date: Wed, 6 Jan 2016 16:43:22 +0100
Subject: [PATCH] fixed #4

---
 de.systopia.civiproxy/CRM/Civiproxy/Mailer.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/de.systopia.civiproxy/CRM/Civiproxy/Mailer.php b/de.systopia.civiproxy/CRM/Civiproxy/Mailer.php
index 0aa38f9..f62eb9e 100644
--- a/de.systopia.civiproxy/CRM/Civiproxy/Mailer.php
+++ b/de.systopia.civiproxy/CRM/Civiproxy/Mailer.php
@@ -30,7 +30,9 @@ class CRM_Civiproxy_Mailer {
    *  mending the URLs contained
    */
   function send($recipients, $headers, $body) {
-    CRM_CiviProxy_Mailer::mendURLs($headers);
+    foreach ($headers as &$header) {
+      CRM_CiviProxy_Mailer::mendURLs($header);
+    }
     CRM_CiviProxy_Mailer::mendURLs($body);
     $this->mailer->send($recipients, $headers, $body);
   }