From 6f034e71fb53531a7cbdb6b2916f980f53b2401d Mon Sep 17 00:00:00 2001
From: Saivann <saivann@gmail.com>
Date: Tue, 22 Oct 2013 03:17:02 -0400
Subject: [PATCH] Use less to build all CSS files CSS file names are now
 updated when visitor's browser must reload them Allow files with .css
 extension to skip less compilation (IE6 invalid CSS syntax)

---
 _layouts/base.html              |  6 +++---
 {css => _less}/ie.css           |  0
 css/rtl.css => _less/rtl.less   |  0
 css/sans.css => _less/sans.less |  0
 _plugins/less.rb                | 13 +++++++++----
 5 files changed, 12 insertions(+), 7 deletions(-)
 rename {css => _less}/ie.css (100%)
 rename css/rtl.css => _less/rtl.less (100%)
 rename css/sans.css => _less/sans.less (100%)

diff --git a/_layouts/base.html b/_layouts/base.html
index 3417f2b2..8eb433b2 100644
--- a/_layouts/base.html
+++ b/_layouts/base.html
@@ -20,9 +20,9 @@ menu:
 <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
 <title>{% capture title %}{% translate title %}{% endcapture %}{% if title != '' %}{{ title }}{% else %}{{ page.title }}{% endif %}</title>
 {% lesscss main.less %}
-<!--[if lt IE 8]><link rel="stylesheet" type="text/css" href="/css/ie.css" /><script type="text/javascript" src="/js/ie.js"></script><![endif]-->
-{% if page.lang == 'ar' or page.lang == 'fa' %}<link rel="stylesheet" type="text/css" href="/css/rtl.css">{% endif %}
-{% if page.lang == 'pl' or page.lang == 'ru' or page.lang == 'zh_CN' or page.lang == 'zh_TW' %}<link rel="stylesheet" type="text/css" href="/css/sans.css">{% endif %}
+<!--[if lt IE 8]>{% lesscss ie.css %}<script type="text/javascript" src="/js/ie.js"></script><![endif]-->
+{% if page.lang == 'ar' or page.lang == 'fa' %}{% lesscss rtl.less %}{% endif %}
+{% if page.lang == 'pl' or page.lang == 'ru' or page.lang == 'zh_CN' or page.lang == 'zh_TW' %}{% lesscss sans.less %}{% endif %}
 <script type="text/javascript" src="/js/main.js"></script>
 <link rel="shortcut icon" href="/favicon.png">
 <link rel="apple-touch-icon-precomposed" href="/img/logo_ios.png"/>
diff --git a/css/ie.css b/_less/ie.css
similarity index 100%
rename from css/ie.css
rename to _less/ie.css
diff --git a/css/rtl.css b/_less/rtl.less
similarity index 100%
rename from css/rtl.css
rename to _less/rtl.less
diff --git a/css/sans.css b/_less/sans.less
similarity index 100%
rename from css/sans.css
rename to _less/sans.less
diff --git a/_plugins/less.rb b/_plugins/less.rb
index cbf4c605..7fb778e0 100644
--- a/_plugins/less.rb
+++ b/_plugins/less.rb
@@ -30,10 +30,15 @@ module Jekyll
       Dir.chdir(less_dir) do
         choices = Dir['**/*'].reject { |x| File.symlink?(x) }
         if choices.include?(@file)
-          source = File.read(@file)
-          f = IO.popen("lessc -", "w+")
-          f.write(source)
-          f.close_write()
+
+          if /\.css$/.match(@file)
+            f = file = File.new(@file, "r")
+          else
+            source = File.read(@file)
+            f = IO.popen("lessc -", "w+")
+            f.write(source)
+            f.close_write()
+          end
 
           css = f.readlines().join()