From e68fa71b0eb66a12adcdf35c411c6f83970749ec Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Mon, 5 Nov 2012 19:22:09 +0100
Subject: Fixed rcube_imap_generic::uncompressMessageSet() result when argument
 is empty. Added tests.

---
 program/include/rcube_imap_generic.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'program')

diff --git a/program/include/rcube_imap_generic.php b/program/include/rcube_imap_generic.php
index 52bf0e37a..9c525dcba 100644
--- a/program/include/rcube_imap_generic.php
+++ b/program/include/rcube_imap_generic.php
@@ -3530,6 +3530,10 @@ class rcube_imap_generic
      */
     static function uncompressMessageSet($messages)
     {
+        if (empty($messages)) {
+            return array();
+        }
+
         $result   = array();
         $messages = explode(',', $messages);
 
@@ -3538,7 +3542,7 @@ class rcube_imap_generic
             $max   = max($items[0], $items[1]);
 
             for ($x=$items[0]; $x<=$max; $x++) {
-                $result[] = $x;
+                $result[] = (int)$x;
             }
             unset($messages[$idx]);
         }
-- 
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