Merge branch 'master' of github.com:roundcube/roundcubemail

CHANGELOG

@@ -1,6 +1,7 @@
 CHANGELOG Roundcube Webmail
 ===========================
 
+- Fix HTML part detection in messages with attachments (#1488769)
 - Fix bug where wrong words were highlighted on spell-before-send check
 - Fix handling of URLs with asterisk characters (#1488759)
 - Remove automatic to-lowercase conversion of usernames (#1488715)

program/include/rcube_message.php

@@ -218,7 +218,18 @@ class rcube_message
                     // HTML part can be on the lower level, if not...
                     if (count($level) > 1) {
                         // It can be an alternative or related message part
-                        $parent = $this->mime_parts[0];
+                        // find parent part
+                        $parent = null;
+                        foreach ($this->mime_parts as $part) {
+                            if ($part->mime_id == $level[0]) {
+                                $parent = $part;
+                            }
+                        }
+
+                        if (!$parent) {
+                            continue;
+                        }
+
                         if ($parent->mimetype != 'multipart/alternative' && $parent->mimetype != 'multipart/related') {
                             continue;
                         }

program/steps/mail/sendmail.inc

@@ -73,6 +73,7 @@ function rcmail_encrypt_header($what)
 function rcmail_get_identity($id)
 {
   global $RCMAIL, $message_charset;
+  global $RCMAIL;
 
   if ($sql_arr = $RCMAIL->user->get_identity($id)) {
     $out = $sql_arr;
@@ -101,7 +102,7 @@ function rcmail_get_identity($id)
  */
 function rcmail_fix_emoticon_paths($mime_message)
 {
-  global $CONFIG;
+  global $RCMAIL;
 
   $body = $mime_message->getHTMLBody();
 
@@ -126,8 +127,9 @@ function rcmail_fix_emoticon_paths($mime_message)
 
         if (! in_array($image_name, $included_images)) {
           // add the image to the MIME message
-          if (! $mime_message->addHTMLImage($img_file, 'image/gif', '', true, $image_name))
-            $OUTPUT->show_message("emoticonerror", 'error');
+          if (!$mime_message->addHTMLImage($img_file, 'image/gif', '', true, $image_name)) {
+            $RCMAIL->output->show_message("emoticonerror", 'error');
+          }
           array_push($included_images, $image_name);
         }