From 1d719e43fb5f6de7b8d6596c07981e12343f54bd Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Tue, 19 Mar 2013 09:11:56 +0100
Subject: Fix so forward as attachment works if additional attachment is added
 by message_compose hook (#1489000) Prevent from re-adding the same forward
 attachment on compose page refresh

Conflicts:

	CHANGELOG
---
 CHANGELOG                      |  1 +
 program/steps/mail/compose.inc | 12 ++++++++++--
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG b/CHANGELOG
index a249d848c..e8e664b4f 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,6 +1,7 @@
 CHANGELOG Roundcube Webmail
 ===========================
 
+- Fix so forward as attachment works if additional attachment is added by message_compose hook (#1489000)
 - Better handling of session errors in ajax requests (#1488960)
 - Fix HTML part detection for some specific message structures (#1488992)
 - Don't show fake address - phishing prevention (#1488981)
diff --git a/program/steps/mail/compose.inc b/program/steps/mail/compose.inc
index 3f86c0d8b..c339fb444 100644
--- a/program/steps/mail/compose.inc
+++ b/program/steps/mail/compose.inc
@@ -559,8 +559,7 @@ function rcmail_prepare_message_body()
   else if ($compose_mode == RCUBE_COMPOSE_FORWARD && $COMPOSE['as_attachment']) {
     $isHtml = rcmail_compose_editor_mode();
     $body = '';
-    if (empty($COMPOSE['attachments']))
-      rcmail_write_forward_attachments();
+    rcmail_write_forward_attachments();
   }
   // reply/edit/draft/forward
   else if ($compose_mode && ($compose_mode != RCUBE_COMPOSE_REPLY || $RCMAIL->config->get('reply_mode') != -1)) {
@@ -1062,6 +1061,11 @@ function rcmail_write_forward_attachments()
   $curr_mem  = function_exists('memory_get_usage') ? memory_get_usage() : 16*1024*1024; // safe value: 16MB
   $names     = array();
 
+  $loaded_attachments = array();
+  foreach ((array)$COMPOSE['attachments'] as $id => $attachment) {
+      $loaded_attachments[$attachment['name'] . $attachment['mimetype']] = $attachment;
+  }
+
   if ($COMPOSE['forward_uid'] == '*') {
     $index = $storage->index(null, rcmail_sort_column(), rcmail_sort_order());
     $COMPOSE['forward_uid'] = $index->get();
@@ -1096,6 +1100,10 @@ function rcmail_write_forward_attachments()
 
     $data = $path = null;
 
+    if (!empty($loaded_attachments[$name . 'message/rfc822'])) {
+      continue;
+    }
+
     // don't load too big attachments into memory
     if ($mem_limit > 0 && $message->size > $mem_limit - $curr_mem) {
       $temp_dir = unslashify($RCMAIL->config->get('temp_dir'));
-- 
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