centralized pygments aliases into pygments_code.rb. Added alias for .ru (ruby), which sort of fixes #108

plugins/code_block.rb

@@ -77,9 +77,6 @@ module Jekyll
       source += @caption if @caption
       source = context['pygments_prefix'] + source if context['pygments_prefix']
       if @filetype
-        @filetype = 'objc' if @filetype == 'm'
-        @filetype = 'perl' if @filetype == 'pl'
-        @filetype = 'yaml' if @filetype == 'yml'
         source += " #{highlight(code, @filetype)}</figure></div>"
       else
         source += "#{tableize_code(code.lstrip.rstrip.gsub(/</,'&lt;'))}</figure></div>"

plugins/include_code.rb

@@ -53,9 +53,6 @@ module Jekyll
       Dir.chdir(code_path) do
         code = file.read
         @filetype = file.extname.sub('.','')
-        @filetype = 'objc' if @filetype == 'm'
-        @filetype = 'perl' if @filetype == 'pl'
-        @filetype = 'yaml' if @filetype == 'yml'
         title = @title ? "#{@title} (#{file.basename})" : file.basename
         url = "#{context.registers[:site].config['url']}/#{code_dir}/#{@file}"
         source = "<div><figure role=code><figcaption><span>#{title}</span> <a href='#{url}'>download</a></figcaption>\n"

plugins/pygments_code.rb

@@ -7,6 +7,10 @@ FileUtils.mkdir_p(PYGMENTS_CACHE_DIR)
 
 module HighlightCode
   def highlight(str, lang)
+    lang = 'ruby' if lang == 'ru'
+    lang = 'objc' if lang == 'm'
+    lang = 'perl' if lang == 'pl'
+    lang = 'yaml' if lang == 'yml'
     str = pygments(str, lang).match(/<pre>(.+)<\/pre>/m)[1].to_s.gsub(/ *$/, '') #strip out divs <div class="highlight">
     tableize_code(str, lang)
   end