From f3696784ea0acd15a11a4ca193abe623fd77dc33 Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Sat, 23 Apr 2016 21:35:09 +0200
Subject: Favicon array bug

Case problem and isset check
---
 lib/Favicon/DataAccess.php | 3 ++-
 lib/Favicon/Favicon.php    | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/Favicon/DataAccess.php b/lib/Favicon/DataAccess.php
index 2bfdf640e..17f26b333 100644
--- a/lib/Favicon/DataAccess.php
+++ b/lib/Favicon/DataAccess.php
@@ -15,7 +15,8 @@ class DataAccess {
 	
 	public function retrieveHeader($url) {
 	    $this->set_context();
-		return @get_headers($url, TRUE);
+		$headers = @get_headers($url, 1);
+		return array_change_key_case($headers);
 	}
 	
     public function saveCache($file, $data) {
diff --git a/lib/Favicon/Favicon.php b/lib/Favicon/Favicon.php
index 7ea6ccf16..1912050d6 100644
--- a/lib/Favicon/Favicon.php
+++ b/lib/Favicon/Favicon.php
@@ -99,7 +99,7 @@ class Favicon
             switch ($status) {
                 case '301':
                 case '302':
-                    $url = $headers['Location'];
+                    $url = isset($headers['location']) ? $headers['location'] : '';
                     break;
                 default:
                     $loop = FALSE;
-- 
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