- Set Mail-Reply-To also for identity's reply-to

program/steps/mail/sendmail.inc

@@ -298,12 +298,12 @@ $headers['From'] = rcube_charset_convert($from_string, RCMAIL_CHARSET, $message_
 $headers['To'] = $mailto;
 
 // additional recipients
-if (!empty($mailcc))
+if (!empty($mailcc)) {
   $headers['Cc'] = $mailcc;
-
-if (!empty($mailbcc))
+}
+if (!empty($mailbcc)) {
   $headers['Bcc'] = $mailbcc;
-
+}
 if (!empty($identity_arr['bcc'])) {
   $headers['Bcc'] = ($headers['Bcc'] ? $headers['Bcc'].', ' : '') . $identity_arr['bcc'];
   $RECIPIENT_COUNT ++;
@@ -319,37 +319,43 @@ if (($max_recipients = (int) $RCMAIL->config->get('max_recipients')) > 0) {
 // add subject
 $headers['Subject'] = trim(get_input_value('_subject', RCUBE_INPUT_POST, TRUE, $message_charset));
 
-if (!empty($identity_arr['organization']))
+if (!empty($identity_arr['organization'])) {
   $headers['Organization'] = $identity_arr['organization'];
-
+}
 if (!empty($_POST['_replyto'])) {
-  $reply_to = rcmail_email_input_format(get_input_value('_replyto', RCUBE_INPUT_POST, TRUE, $message_charset));
-  $headers['Reply-To'] = $reply_to;
-  $headers['Mail-Reply-To'] = $reply_to;
+  $headers['Reply-To'] = rcmail_email_input_format(get_input_value('_replyto', RCUBE_INPUT_POST, TRUE, $message_charset));
 }
-else if (!empty($identity_arr['reply-to']))
+else if (!empty($identity_arr['reply-to'])) {
   $headers['Reply-To'] = rcmail_email_input_format($identity_arr['reply-to'], false, true);
-
-if (!empty($_POST['_followupto']))
+}
+if (!empty($headers['Reply-To'])) {
+  $headers['Mail-Reply-To'] = $headers['Reply-To'];
+}
+if (!empty($_POST['_followupto'])) {
   $headers['Mail-Followup-To'] = rcmail_email_input_format(get_input_value('_followupto', RCUBE_INPUT_POST, TRUE, $message_charset));
-
-if (!empty($_SESSION['compose']['reply_msgid']))
+}
+if (!empty($_SESSION['compose']['reply_msgid'])) {
   $headers['In-Reply-To'] = $_SESSION['compose']['reply_msgid'];
+}
 
 // remember reply/forward UIDs in special headers
-if (!empty($_SESSION['compose']['reply_uid']) && $savedraft)
+if (!empty($_SESSION['compose']['reply_uid']) && $savedraft) {
   $headers['X-Draft-Info'] = array('type' => 'reply', 'uid' => $_SESSION['compose']['reply_uid']);
-else if (!empty($_SESSION['compose']['forward_uid']) && $savedraft)
+}
+else if (!empty($_SESSION['compose']['forward_uid']) && $savedraft) {
   $headers['X-Draft-Info'] = array('type' => 'forward', 'uid' => $_SESSION['compose']['forward_uid']);
+}
 
-if (!empty($_SESSION['compose']['references']))
+if (!empty($_SESSION['compose']['references'])) {
   $headers['References'] = $_SESSION['compose']['references'];
+}
 
 if (!empty($_POST['_priority'])) {
   $priority = intval($_POST['_priority']);
   $a_priorities = array(1=>'highest', 2=>'high', 4=>'low', 5=>'lowest');
-  if ($str_priority = $a_priorities[$priority])
+  if ($str_priority = $a_priorities[$priority]) {
     $headers['X-Priority'] = sprintf("%d (%s)", $priority, ucfirst($str_priority));
+  }
 }
 
 if (!empty($_POST['_receipt'])) {
@@ -361,11 +367,12 @@ if (!empty($_POST['_receipt'])) {
 $headers['Message-ID'] = $message_id;
 $headers['X-Sender'] = $from;
 
-if (is_array($headers['X-Draft-Info']))
+if (is_array($headers['X-Draft-Info'])) {
   $headers['X-Draft-Info'] = rcmail_draftinfo_encode($headers['X-Draft-Info'] + array('folder' => $_SESSION['compose']['mailbox']));
-
-if (!empty($CONFIG['useragent']))
+}
+if (!empty($CONFIG['useragent'])) {
   $headers['User-Agent'] = $CONFIG['useragent'];
+}
 
 // exec hook for header checking and manipulation
 $data = $RCMAIL->plugins->exec_hook('message_outgoing_headers', array('headers' => $headers));