From: Sergio Santoro <santoro.srg@gmail.com>
Date: Sat, 2 Aug 2014 11:29:57 +0000 (+0200)
Subject: Fix case insensitive string comparison for http header names
X-Git-Tag: 1.31.0-rc.0~12993
X-Git-Url: https://git.cyclocoop.org/%242?a=commitdiff_plain;h=3de9803c06b70b270c0963aad70ed02731036536;p=lhc%2Fweb%2Fwiklou.git

Fix case insensitive string comparison for http header names

As of RFC 2616 sec 4.2, http header names are case insensitive.

Change-Id: Ib72df2572f5a9c825c5b3ad7735126f3687aad79
---

diff --git a/includes/OutputHandler.php b/includes/OutputHandler.php
index b0bbcddbd3..c6209eebcf 100644
--- a/includes/OutputHandler.php
+++ b/includes/OutputHandler.php
@@ -129,7 +129,8 @@ function wfGzipHandler( $s ) {
 	$headers = headers_list();
 	$foundVary = false;
 	foreach ( $headers as $header ) {
-		if ( substr( $header, 0, 5 ) == 'Vary:' ) {
+		$headerName = strtolower( substr( $header, 0, 5 ) );
+		if ( $headerName == 'vary:' ) {
 			$foundVary = true;
 			break;
 		}