From d43d4bcf44a1feae4274e51f41ce9625147f9f85 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Fri, 19 Aug 2011 16:32:38 +0000
Subject: Backporting r5092, r5095, r5096 to release-0.6 branch

---
 program/include/rcube_imap.php         |  6 ++++++
 program/steps/settings/save_folder.inc | 22 ++++++++++++----------
 2 files changed, 18 insertions(+), 10 deletions(-)

(limited to 'program')

diff --git a/program/include/rcube_imap.php b/program/include/rcube_imap.php
index 0e28b083a..6a35af0a8 100644
--- a/program/include/rcube_imap.php
+++ b/program/include/rcube_imap.php
@@ -3513,6 +3513,10 @@ class rcube_imap
      */
     function mailbox_info($mailbox)
     {
+        if ($this->icache['options'] && $this->icache['options']['name'] == $mailbox) {
+            return $this->icache['options'];
+        }
+
         $acl       = $this->get_capability('ACL');
         $namespace = $this->get_namespace();
         $options   = array();
@@ -3574,6 +3578,8 @@ class rcube_imap
             $options['norename'] = $options['is_root'] || $options['namespace'] != 'personal';
         }
 
+        $this->icache['options'] = $options;
+
         return $options;
     }
 
diff --git a/program/steps/settings/save_folder.inc b/program/steps/settings/save_folder.inc
index 2f515627d..48c957239 100644
--- a/program/steps/settings/save_folder.inc
+++ b/program/steps/settings/save_folder.inc
@@ -55,16 +55,6 @@ else {
     }
 }
 
-// Check access rights to the parent folder
-if (!$error && strlen($path)) {
-    $parent_opts = $RCMAIL->imap->mailbox_info($path);
-    if ($parent_opts['namespace'] != 'personal'
-        && (empty($parent_opts['rights']) || !preg_match('/[ck]/', implode($parent_opts)))
-    ) {
-        $error = rcube_label('parentnotwritable');
-    }
-}
-
 if ($error) {
     $OUTPUT->command('display_message', $error, 'error');
 }
@@ -78,7 +68,19 @@ else {
     else {
         $name_imap = $RCMAIL->imap->mod_mailbox($name_imap, 'in');
     }
+}
+
+// Check access rights to the parent folder
+if (!$error && strlen($path) && (!strlen($old_imap) || $old_imap != $name_imap)) {
+    $parent_opts = $RCMAIL->imap->mailbox_info($path);
+    if ($parent_opts['namespace'] != 'personal'
+        && (empty($parent_opts['rights']) || !preg_match('/[ck]/', implode($parent_opts)))
+    ) {
+        $error = rcube_label('parentnotwritable');
+    }
+}
 
+if (!$error) {
     $folder['name']     = $name_imap;
     $folder['oldname']  = $old_imap;
     $folder['class']    = '';
-- 
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