From 984dbc729f621f4ba6bde8e2ade35207f6c1e1bd Mon Sep 17 00:00:00 2001
From: flop25 <flop25@piwigo.org>
Date: Mon, 15 Aug 2011 15:59:49 +0000
Subject: bug:2402 vsprintf() [function.vsprintf ]: Too few arguments  => fix
 with that code but tests in various environements are needed

git-svn-id: http://piwigo.org/svn/trunk@11951 68402e56-0260-453c-a942-63ccdbb3a9ee
---
 include/functions_session.inc.php | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/include/functions_session.inc.php b/include/functions_session.inc.php
index f0804efed..6d0f12a9b 100644
--- a/include/functions_session.inc.php
+++ b/include/functions_session.inc.php
@@ -99,12 +99,8 @@ function get_remote_addr_session_hash()
     : '.'
   ;
 
-  return vsprintf(
-    "%02X%02X",
-    explode($separator,$_SERVER['REMOTE_ADDR'])
-  );
+  return substr(md5($_SERVER['REMOTE_ADDR']), 0, 4);
 }
-
 /**
  * this function returns
  * a string corresponding to the value of the variable save in the session
-- 
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