From 9af3642100d5578557516b09bf8efece2c7eda8f Mon Sep 17 00:00:00 2001
From: Brandon Mathis <brandon@imathis.com>
Date: Fri, 15 Jun 2012 12:50:34 -0500
Subject: [PATCH] Added plugins/config.rb for reading and writing _config.yml.
 Added option to use Albino and default Python Pygments by setting
 pygments:true in _config.yml

---
 Rakefile                 |  5 +++--
 _config.yml              |  2 +-
 plugins/config.rb        | 19 +++++++++++++++++++
 plugins/pygments_code.rb | 11 ++++++++---
 4 files changed, 31 insertions(+), 6 deletions(-)
 create mode 100644 plugins/config.rb

diff --git a/Rakefile b/Rakefile
index 6afe957..b67ba53 100644
--- a/Rakefile
+++ b/Rakefile
@@ -192,8 +192,9 @@ end
 
 desc "Clean out caches: .pygments-cache, .gist-cache, .sass-cache"
 task :clean do
-  [".pygments-cache/**", ".gist-cache/**", ".sass-cache/**"].each { |dir| rm_rf Dir.glob(dir) }
-  rm "source/stylesheets/screen.css"
+  [".pygments-cache/**", ".gist-cache/**"].each { |dir| rm_rf Dir.glob(dir) }
+  rm "#{source_dir}/stylesheets/screen.css" if File.exists?("#{source_dir}/stylesheets/screen.css")
+  system "compass clean"
   puts "## Cleaned Sass, Pygments and Gist caches, removed generated stylesheets ##"
 end
 
diff --git a/_config.yml b/_config.yml
index 80328d0..059c3af 100644
--- a/_config.yml
+++ b/_config.yml
@@ -36,7 +36,7 @@ code_dir: downloads/code
 category_dir: blog/categories
 category_title_prefix: "Category: "
 markdown: rdiscount
-pygments: false # default python pygments have been replaced by pygments.rb
+pygments: false # Jekyll's default Python Pygments have been replaced by pygments.rb. Set to true to use Albino + Pythong Pygments
 
 paginate: 10          # Posts per page on the blog index
 pagination_dir: blog  # Directory base for pagination URLs eg. /blog/page/2/
diff --git a/plugins/config.rb b/plugins/config.rb
new file mode 100644
index 0000000..c73aaac
--- /dev/null
+++ b/plugins/config.rb
@@ -0,0 +1,19 @@
+# read and write to the _config.yml
+require 'yaml'
+
+module SiteConfig
+  ConfigFile = File.expand_path "../_config.yml", File.dirname(__FILE__)
+
+  def get_config (key)
+    config_data = YAML::load(File.open(ConfigFile))
+    config_data[key]
+  end
+  def set_config (key, val)
+    old_val = get_config(key)
+    config = IO.read(ConfigFile)
+    config.sub!(/#{key}:\s*#{old_val}/, "#{key}: #{val}")
+    File.open(ConfigFile, 'w') do |f|
+      f.write config
+    end
+  end
+end
diff --git a/plugins/pygments_code.rb b/plugins/pygments_code.rb
index ca6f6d6..45623d0 100644
--- a/plugins/pygments_code.rb
+++ b/plugins/pygments_code.rb
@@ -1,5 +1,6 @@
-#require 'albino'
 require './plugins/raw'
+require './plugins/config'
+require 'albino'
 require 'pygments'
 require 'fileutils'
 require 'digest/md5'
@@ -9,13 +10,17 @@ FileUtils.mkdir_p(PYGMENTS_CACHE_DIR)
 
 module HighlightCode
   include TemplateWrapper
+  include SiteConfig
   def pygments(code, lang)
     path = File.join(PYGMENTS_CACHE_DIR, "#{lang}-#{Digest::MD5.hexdigest(code)}.html") if defined?(PYGMENTS_CACHE_DIR)
     if File.exist?(path)
       highlighted_code = File.read(path)
     else
-      #highlighted_code = Albino.new(code, lang, :html)
-      highlighted_code = Pygments.highlight(code, :lexer => lang, :formatter => 'html', :options => {:encoding => 'utf-8'}) 
+      if get_config('pygments')
+        highlighted_code = Albino.new(code, lang, :html)
+      else
+        highlighted_code = Pygments.highlight(code, :lexer => lang, :formatter => 'html', :options => {:encoding => 'utf-8'}) 
+      end
       File.open(path, 'w') {|f| f.print(highlighted_code) } if path
     end
     highlighted_code.to_s