From 27cdf4390c5d359fb4151bc348ca52c9cca25e5f Mon Sep 17 00:00:00 2001
From: Jerome Jutteau <mojo@couak.net>
Date: Mon, 12 Oct 2015 19:20:21 +0200
Subject: [PATCH] lib/template/header.php: fix Undefined index: HTTP_ACCEPT

Signed-off-by: Jerome Jutteau <mojo@couak.net>
---
 lib/lang.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/lang.php b/lib/lang.php
index da28a81..79e32d2 100644
--- a/lib/lang.php
+++ b/lib/lang.php
@@ -80,7 +80,12 @@ function json_lang_generator ()
 
     /* Detect user's langage if we are in automatic mode. */
     if (strcmp ($cfg['lang'], 'auto') == 0)
-        $l = substr ($_SERVER['HTTP_ACCEPT_LANGUAGE'], 0, 2);
+    {
+        if (isset ($_SERVER['HTTP_ACCEPT_LANGUAGE']))
+            $l = substr ($_SERVER['HTTP_ACCEPT_LANGUAGE'], 0, 2);
+        else
+            $l = "en";
+    }
     else
         $l = $cfg['lang'];
 
-- 
2.34.1