From 4642a4ef07a8336a899ce2833dfc1c11af12383c Mon Sep 17 00:00:00 2001
From: "Aleksander Machniak (Kolab Systems)" <machniak@kolabsys.com>
Date: Fri, 29 Jul 2011 15:25:50 +0200
Subject: [PATCH] In folder selector show folders according to ACL (#216)

---
 plugins/kolab_core/rcube_kolab.php | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/plugins/kolab_core/rcube_kolab.php b/plugins/kolab_core/rcube_kolab.php
index bf79b13a..63ff2dc0 100644
--- a/plugins/kolab_core/rcube_kolab.php
+++ b/plugins/kolab_core/rcube_kolab.php
@@ -431,6 +431,11 @@ class rcube_kolab
         $names = array();
         $len   = strlen($current);
 
+        if ($len && ($rpos = strrpos($current, $delim))) {
+            $parent = substr($current, 0, $rpos-1);
+            $p_len  = strlen($parent);
+        }
+
         // Filter folders list
         foreach ($folders as $c_folder) {
             $name = $c_folder->name;
@@ -439,6 +444,16 @@ class rcube_kolab
                 continue;
             }
 
+            // always show the parent of current folder
+            if ($p_len && $name == $parent) { }
+            // skip folders where user have no rights to create subfolders
+            else if ($c_folder->getOwner() != $_SESSION['username']) {
+                $rights = $c_folder->getMyRights();
+                if (PEAR::IsError($rights) || !preg_match('/[ck]/', $rights)) {
+                    continue;
+                }
+            }
+
             $names[$name] = rcube_charset_convert($name, 'UTF7-IMAP');
         }