From aeeaeb1eaeeb2b702634a34d864d25721b0066cb Mon Sep 17 00:00:00 2001
From: bootstraponline <cafe@bootstraponline.com>
Date: Tue, 29 May 2012 16:32:39 -0600
Subject: [PATCH 1/2] Fall back to old edit mode for browsers that are not
 officially supported by Ace.

---
 gollum.gemspec             |  1 +
 lib/gollum/frontend/app.rb | 11 ++++++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/gollum.gemspec b/gollum.gemspec
index 86751793..cd03bc2c 100644
--- a/gollum.gemspec
+++ b/gollum.gemspec
@@ -32,6 +32,7 @@ Gem::Specification.new do |s|
   s.add_dependency('mustache', [">= 0.11.2", "< 1.0.0"])
   s.add_dependency('sanitize', "~> 2.0.0")
   s.add_dependency('nokogiri', "~> 1.4")
+  s.add_dependency('useragent', "~> 0.4.9")
 
   s.add_development_dependency('RedCloth')
   s.add_development_dependency('mocha')
diff --git a/lib/gollum/frontend/app.rb b/lib/gollum/frontend/app.rb
index ff41b692..d149f8c3 100644
--- a/lib/gollum/frontend/app.rb
+++ b/lib/gollum/frontend/app.rb
@@ -2,6 +2,7 @@ require 'cgi'
 require 'sinatra'
 require 'gollum'
 require 'mustache/sinatra'
+require 'useragent'
 
 require 'gollum/frontend/views/layout'
 require 'gollum/frontend/views/editable'
@@ -25,6 +26,14 @@ module Precious
 
     dir = File.dirname(File.expand_path(__FILE__))
 
+    # Detect unsupported browsers.
+    @@supported_browsers = ['Firefox', 'Chrome', 'Safari']
+
+    def is_supported( user_agent ) 
+      browser = UserAgent.parse( user_agent ).browser
+      @@supported_browsers.include? browser
+    end
+
     # We want to serve public assets for now
     set :public_folder, "#{dir}/public/gollum"
     set :static,         true
@@ -67,7 +76,7 @@ module Precious
       @name = params[:splat].first
       wiki = Gollum::Wiki.new(settings.gollum_path, settings.wiki_options)
       if page = wiki.page(@name)
-        if page.format.to_s.include?('markdown')
+        if page.format.to_s.include?('markdown') && is_supported( request.user_agent )
           redirect '/livepreview/index.html?page=' + encodeURIComponent(@name)
         else
           @page = page

From e1b28f0805d25dca03a54c8624f5700157cc1f8b Mon Sep 17 00:00:00 2001
From: bootstraponline <cafe@bootstraponline.com>
Date: Tue, 29 May 2012 18:28:19 -0600
Subject: [PATCH 2/2] Rename is_supported to supported_useragent?.

---
 lib/gollum/frontend/app.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/gollum/frontend/app.rb b/lib/gollum/frontend/app.rb
index d149f8c3..d2261355 100644
--- a/lib/gollum/frontend/app.rb
+++ b/lib/gollum/frontend/app.rb
@@ -29,7 +29,7 @@ module Precious
     # Detect unsupported browsers.
     @@supported_browsers = ['Firefox', 'Chrome', 'Safari']
 
-    def is_supported( user_agent ) 
+    def supported_useragent?( user_agent ) 
       browser = UserAgent.parse( user_agent ).browser
       @@supported_browsers.include? browser
     end
@@ -76,7 +76,7 @@ module Precious
       @name = params[:splat].first
       wiki = Gollum::Wiki.new(settings.gollum_path, settings.wiki_options)
       if page = wiki.page(@name)
-        if page.format.to_s.include?('markdown') && is_supported( request.user_agent )
+        if page.format.to_s.include?('markdown') && supported_useragent?(request.user_agent)
           redirect '/livepreview/index.html?page=' + encodeURIComponent(@name)
         else
           @page = page