From a99968259d001ebc8bd98f0f2a0aa544ed4740e8 Mon Sep 17 00:00:00 2001
From: alecpl <alec@alec.pl>
Date: Wed, 29 Sep 2010 12:56:10 +0000
Subject: - Add option to automatically send read notifications for known
 senders (1485883)

---
 program/steps/mail/show.inc | 30 ++++++++++++++++++++++--------
 1 file changed, 22 insertions(+), 8 deletions(-)

(limited to 'program/steps/mail/show.inc')

diff --git a/program/steps/mail/show.inc b/program/steps/mail/show.inc
index 382733f5e..bc208ab7c 100644
--- a/program/steps/mail/show.inc
+++ b/program/steps/mail/show.inc
@@ -72,17 +72,19 @@ if ($uid = get_input_value('_uid', RCUBE_INPUT_GET)) {
       $mbox_name != $CONFIG['drafts_mbox'] &&
       $mbox_name != $CONFIG['sent_mbox'])
   {
-    if (intval($CONFIG['mdn_requests']) === 1)
-    {
-      if (rcmail_send_mdn($MESSAGE->uid, $smtp_error))
+    $mdn_cfg = intval($CONFIG['mdn_requests']);
+
+    if ($mdn_cfg == 1 || ($mdn_cfg == 3 && rcmail_contact_exists($MESSAGE->sender['mailto']))) {
+      // Send MDN
+      if (rcmail_send_mdn($MESSAGE, $smtp_error))
         $OUTPUT->show_message('receiptsent', 'confirmation');
       else if ($smtp_error)
         $OUTPUT->show_message($smtp_error['label'], 'error', $smtp_error['vars']);
       else	
         $OUTPUT->show_message('errorsendingreceipt', 'error');
     }
-    else if (empty($CONFIG['mdn_requests']))
-    {
+    else if ($mdn_cfg != 2) {
+      // Ask user
       $OUTPUT->add_label('mdnrequest');
       $OUTPUT->set_env('mdn_request', true);
     }
@@ -181,8 +183,6 @@ function rcmail_message_attachments($attrib)
   return $out;
 }
 
-
-
 function rcmail_remote_objects_msg($attrib)
 {
   global $MESSAGE, $RCMAIL;
@@ -203,6 +203,21 @@ function rcmail_remote_objects_msg($attrib)
   return html::div($attrib, $msg);
 }
 
+function rcmail_contact_exists($email)
+{
+  global $RCMAIL;
+
+  if ($email) {
+    // @TODO: search in all address books?
+    $CONTACTS = $RCMAIL->get_address_book(null, true);
+    $existing = $CONTACTS->search('email', $email, true, false);
+    if ($existing->count)
+      return true;
+  }
+
+  return false;
+}
+
 
 $OUTPUT->add_handlers(array(
   'messageattachments' => 'rcmail_message_attachments',
@@ -228,4 +243,3 @@ if ($MESSAGE && $MESSAGE->headers && !$MESSAGE->headers->seen &&
 
 exit;
 
-
-- 
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