From 6ac12b6584299b4db40438f4be1ed5e15a6d0edd Mon Sep 17 00:00:00 2001
From: Santhosh Thottingal <santhosh.thottingal@gmail.com>
Date: Fri, 19 Jul 2013 11:31:09 +0530
Subject: [PATCH] Better blacklisting of browsers using $.client

Change-Id: Ibc4d15008671700374fdc1e33d2e85f9899f9b35
---
 Resources.php                | 1 +
 resources/js/ext.uls.init.js | 9 ++++++---
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/Resources.php b/Resources.php
index ecc6036a..5e80ac5d 100644
--- a/Resources.php
+++ b/Resources.php
@@ -56,6 +56,7 @@ $wgResourceModules['ext.uls.init'] = array(
 		'ext.uls.languagenames',
 		'mediawiki.Uri',
 		'mediawiki.util',
+		'jquery.client',
 		'jquery.json',
 		'jquery.uls',
 		'ext.uls.i18n',
diff --git a/resources/js/ext.uls.init.js b/resources/js/ext.uls.init.js
index 1fc9649b..90e72858 100644
--- a/resources/js/ext.uls.init.js
+++ b/resources/js/ext.uls.init.js
@@ -141,12 +141,15 @@
 
 	/**
 	 * Checks whether the browser is supported.
-	 * Browse support policy: http://www.mediawiki.org/wiki/Browser_support#Grade_A
+	 * Browser support policy: http://www.mediawiki.org/wiki/Browser_support#Grade_A
 	 * @return boolean
 	 */
 	function isBrowserSupported() {
-		// Blacklist Grade B browsers IE 6, 7 and IE60-IE79
-		return !/MSIE [67]/i.test( navigator.userAgent );
+		var blacklist = {
+			'msie': [['<=', 7]]
+		};
+
+		return !$.client.test( blacklist, null, true );
 	}
 
 	/**