- Fixed handling of folder with name "0" in folder selector

CHANGELOG

@@ -1,6 +1,7 @@
 CHANGELOG Roundcube Webmail
 ===========================
 
+- Fixed handling of folder with name "0" in folder selector
 - Fix problems with subfolders of INBOX folder on some IMAP servers (#1487725)
 - Fix handling of folders that doesn't belong to any namespace (#1487637)
 - Fix bug where messages were deleted instead moved to trash folder after Shift key was used (#1487902)

program/include/main.inc

@@ -1195,7 +1195,7 @@ function rcmail_mailbox_list($attrib)
 
     // add no-selection option
     if ($attrib['noselection'])
-      $select->add(rcube_label($attrib['noselection']), '0');
+      $select->add(rcube_label($attrib['noselection']), '');
 
     rcmail_render_folder_tree_select($hook['list'], $mbox_name, $attrib['maxlength'], $select, $attrib['realnames']);
     $out = $select->show();
@@ -1421,14 +1421,12 @@ function rcmail_render_folder_tree_html(&$arrFolders, &$mbox_name, &$jslist, $at
  */
 function rcmail_render_folder_tree_select(&$arrFolders, &$mbox_name, $maxlength, &$select, $realnames=false, $nestLevel=0)
 {
-  $idx = 0;
   $out = '';
-  foreach ($arrFolders as $key=>$folder)
+
-    {
+  foreach ($arrFolders as $key=>$folder) {
     if (!$realnames && ($folder_class = rcmail_folder_classname($folder['id'])))
       $foldername = rcube_label($folder_class);
-    else
+    else {
-      {
       $foldername = $folder['name'];
 
       // shorten the folder name to a given length
@@ -1440,8 +1438,6 @@ function rcmail_render_folder_tree_select(&$arrFolders, &$mbox_name, $maxlength,
 
     if (!empty($folder['folders']))
       $out .= rcmail_render_folder_tree_select($folder['folders'], $mbox_name, $maxlength, $select, $realnames, $nestLevel+1);
-
-    $idx++;
   }
 
   return $out;

skins/default/mail.css

@@ -149,7 +149,7 @@
   padding-left: 15px;
 }
 
-#messagetoolbar select.mboxlist option[value="0"]
+#messagetoolbar select.mboxlist option[value=""]
 {
   padding-left: 2px;
 }