From 0d6c67354682cba082b457618705dd2346ffa861 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Sat, 04 Oct 2014 03:59:22 -0400
Subject: [PATCH] Fix setting flags on servers with no PERMANENTFLAGS response (#1490087)

---
 program/lib/Roundcube/rcube_imap_generic.php |   10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/program/lib/Roundcube/rcube_imap_generic.php b/program/lib/Roundcube/rcube_imap_generic.php
index 4809c8b..2690cbd 100644
--- a/program/lib/Roundcube/rcube_imap_generic.php
+++ b/program/lib/Roundcube/rcube_imap_generic.php
@@ -2002,8 +2002,14 @@
             $flag = $this->flags[strtoupper($flag)];
         }
 
-        if (!$flag || (!in_array($flag, (array) $this->data['PERMANENTFLAGS'])
-            && !in_array('\\*', (array) $this->data['PERMANENTFLAGS']))
+        if (!$flag) {
+            return false;
+        }
+
+        // if PERMANENTFLAGS is not specified all flags are allowed
+        if (!empty($this->data['PERMANENTFLAGS'])
+            && !in_array($flag, (array) $this->data['PERMANENTFLAGS'])
+            && !in_array('\\*', (array) $this->data['PERMANENTFLAGS'])
         ) {
             return false;
         }

--
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