From aba12686196d6820cf83fefef2f4192a7a9fd939 Mon Sep 17 00:00:00 2001
From: Sebastian Mendel <cybot_tm@users.sourceforge.net>
Date: Fri, 16 Mar 2007 16:48:40 +0000
Subject: [PATCH] [config] clean cookies on phpMyAdmin upgrade

---
 libraries/common.lib.php | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/libraries/common.lib.php b/libraries/common.lib.php
index 456cdf83d..26dfb3ca8 100644
--- a/libraries/common.lib.php
+++ b/libraries/common.lib.php
@@ -2807,6 +2807,22 @@ if (get_magic_quotes_gpc()) {
     PMA_arrayWalkRecursive($_REQUEST, 'stripslashes', true);
 }
 
+/**
+ * clean cookies on new install or upgrade
+ * when chaning something with increment the cookie version
+ */
+$pma_cookie_version = 3;
+if (isset($_COOKIE)
+ && (! isset($_COOKIE['pmaCookieVer'])
+  || $_COOKIE['pmaCookieVer'] < $pma_cookie_version)) {
+    // delete all cookies
+    foreach($_COOKIE as $cookie_name => $tmp) {
+        PMA_removeCookie($cookie_name);
+    }
+    $_COOKIE = array();
+    PMA_setCookie('pmaCookieVer', $pma_cookie_version);
+}
+
 /**
  * include deprecated grab_globals only if required
  */