From 74c72b5cab5e097ee610feca7d57e25fba11d626 Mon Sep 17 00:00:00 2001
From: Christian Weiske <cweiske@cweiske.de>
Date: Mon, 23 May 2011 18:16:41 +0200
Subject: [PATCH] check if the charset parameter really exists

---
 www/ajaxGetTitle.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/www/ajaxGetTitle.php b/www/ajaxGetTitle.php
index b4f44ca..8e5d92c 100644
--- a/www/ajaxGetTitle.php
+++ b/www/ajaxGetTitle.php
@@ -38,9 +38,12 @@ function getTitle($url) {
 		preg_match_all('/<title>(.*)<\/title>/si', $html, $matches);
 		$title = $matches[1][0];
 
+		$encoding = 'utf-8';
 		// Get encoding from charset attribute
 		preg_match_all('/<meta.*charset=([^;"]*)">/i', $html, $matches);
-		$encoding = strtoupper($matches[1][0]);
+		if (isset($matches[1][0])) {
+			$encoding = strtoupper($matches[1][0]);
+		}
 
 		// Convert to UTF-8 from the original encoding
 		if (function_exists("mb_convert_encoding")) {