- Fix handling of other users namespace roots

1 files changed, 14 insertions, 1 deletions

diff --git a/program/include/rcube_imap.php b/program/include/rcube_imap.php
index 411be5202..710a434f2 100644
--- a/program/include/rcube_imap.php
+++ b/program/include/rcube_imap.php
@@ -3508,12 +3508,25 @@ class rcube_imap
                     foreach ($ns as $item) {
                         if ($item[0] === $mbox) {
                             $options['is_root'] = true;
-                            break;
+                            break 2;
                         }
                     }
                 }
             }
         }
+        // check if the folder is other user virtual-root
+        if (!$options['is_root'] && !empty($namespace) && !empty($namespace['other'])) {
+            $parts = explode($this->delimiter, $mailbox);
+            if (count($parts) == 2) {
+                $mbox = $parts[0] . $this->delimiter;
+                foreach ($namespace['other'] as $item) {
+                    if ($item[0] === $mbox) {
+                        $options['is_root'] = true;
+                        break;
+                    }
+                }
+            }
+        }
 
         $options['name']      = $mailbox;
         $options['options']   = $this->mailbox_options($mailbox, true);