From 686730243e419be81178e36da89b58f893b6a4ce Mon Sep 17 00:00:00 2001
From: Damyon Wiese <damyon@moodle.com>
Date: Wed, 3 Apr 2013 10:58:23 +0800
Subject: [PATCH] MDL-38016 Theme Bootstrap: Fix for unit tests undefined
 variable

---
 theme/bootstrap/config.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/theme/bootstrap/config.php b/theme/bootstrap/config.php
index 636fa2eba7e..31c7d2832dd 100644
--- a/theme/bootstrap/config.php
+++ b/theme/bootstrap/config.php
@@ -159,7 +159,11 @@ $THEME->javascripts = array(
     'headercollapse',
 );
 
-if (strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 8') || strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 7')) {
+$useragent = '';
+if (!empty($_SERVER['HTTP_USER_AGENT'])) {
+    $useragent = $_SERVER['HTTP_USER_AGENT'];
+}
+if (strpos($useragent, 'MSIE 8') || strpos($useragent, 'MSIE 7')) {
     $THEME->javascripts[] = 'html5shiv';
 }