category_cloud.rb updated for tag_cloud also.

category_cloud.rb

module Jekyll

  class CategoryCumulusCloud < Liquid::Tag

    def initialize(tag_name, markup, tokens)
      .
      .
      .
      super
    end

    def render(context)
      lists = {}
      max, min = 1, 1
      config = context.registers[:site].config
      
      if @tag_name == 'tag_cloud'
        cloud_dir = config['tag_dir']
        cloud = context.registers[:site].tags
      else
        cloud_dir = config['category_dir']
        cloud = context.registers[:site].categories
      end
      
      cloud_dir = config['url'] + config['root'] + cloud_dir + '/'
      #categories = context.registers[:site].categories
      cloud.keys.sort_by{ |str| str.downcase }.each do |item|
        count = cloud[item].count
        lists[item] = count
        max = count if count > max
      end
      .
      .
      .
      .
      lists.each do | item, counter |
        url = cloud_dir + item.gsub(/_|\P{Word}/u, '-').gsub(/-{2,}/u, '-').downcase
        style = "font-size: #{10 + (40 * Float(counter)/max)}%"

        tagcloud << "<a href='#{url}' style='#{style}'>#{item}"
        tagcloud << "</a> "

      end

      .
      .
      .
      .
    end
  end
end

Liquid::Template.register_tag('category_cloud', Jekyll::CategoryCumulusCloud)
Liquid::Template.register_tag('tag_cloud', Jekyll::CategoryCumulusCloud)