From 52e96bfa0fde9baef0afd2b2c2c5657173bfb2a8 Mon Sep 17 00:00:00 2001
From: bootstraponline <cafe@bootstraponline.com>
Date: Tue, 3 Jul 2012 15:26:40 -0600
Subject: [PATCH] Detect typed array support based on user agent.
 http://caniuse.com/typedarrays

---
 lib/gollum/frontend/app.rb | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/lib/gollum/frontend/app.rb b/lib/gollum/frontend/app.rb
index a16bf66b..5593f79b 100644
--- a/lib/gollum/frontend/app.rb
+++ b/lib/gollum/frontend/app.rb
@@ -30,12 +30,18 @@ module Precious
     dir = File.dirname(File.expand_path(__FILE__))
 
     # Detect unsupported browsers.
-    @@supported_browsers = ['Firefox', 'Chrome', 'Safari']
     Browser = Struct.new(:browser, :version)
 
+    @@min_ua = [
+        Browser.new('Internet Explorer', '10.0'),
+        Browser.new('Chrome', '7.0'),
+        Browser.new('Firefox', '4.0'),
+        Browser.new('Safari', '5.1')
+    ]
+
     def supported_useragent?(user_agent)
       ua = UserAgent.parse(user_agent)
-      @@supported_browsers.include? ua.browser
+      @@min_ua.detect {|min| ua >= min }
     end
 
     # We want to serve public assets for now