From 4034a79beb56756d10157635acfa0a71e75c7017 Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <thomas@roundcube.net>
Date: Mon, 25 Mar 2013 09:05:26 +0100
Subject: Check for exact matching session keys before splitting into path
 segments. Adds backwards-compatibility after commit f0a7159c

---
 program/lib/Roundcube/rcube_session.php | 26 ++++++++++++++++++--------
 1 file changed, 18 insertions(+), 8 deletions(-)

(limited to 'program/lib/Roundcube/rcube_session.php')

diff --git a/program/lib/Roundcube/rcube_session.php b/program/lib/Roundcube/rcube_session.php
index 82ff8a804..4282c0cbb 100644
--- a/program/lib/Roundcube/rcube_session.php
+++ b/program/lib/Roundcube/rcube_session.php
@@ -203,10 +203,15 @@ class rcube_session
             if (is_array($a_oldvars)) {
                 // remove unset keys on oldvars
                 foreach ((array)$this->unsets as $var) {
-                    $path = explode('.', $var);
-                    $k = array_pop($path);
-                    $node = &$this->get_node($path, $a_oldvars);
-                    unset($node[$k]);
+                    if (isset($a_oldvars[$k])) {
+                        unset($a_oldvars[$k]);
+                    }
+                    else {
+                        $path = explode('.', $var);
+                        $k = array_pop($path);
+                        $node = &$this->get_node($path, $a_oldvars);
+                        unset($node[$k]);
+                    }
                 }
 
                 $newvars = $this->serialize(array_merge(
@@ -413,10 +418,15 @@ class rcube_session
 
         $this->unsets[] = $var;
 
-        $path = explode('.', $var);
-        $key = array_pop($path);
-        $node = &$this->get_node($path, $_SESSION);
-        unset($node[$key]);
+        if (isset($_SESSION[$var])) {
+            unset($_SESSION[$var])
+        }
+        else {
+            $path = explode('.', $var);
+            $key = array_pop($path);
+            $node = &$this->get_node($path, $_SESSION);
+            unset($node[$key]);
+        }
 
         return true;
     }
-- 
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