Contents

module ActsAsTaggableOnPadrino
  module TagsHelper
    # See the README for an example using tag_cloud.
    def tag_cloud(tags, classes)
      tags = tags.all if tags.respond_to?(:all)

      return [] if tags.empty?

      max_count = tags.sort_by {|tag| tag.count }.last.count.to_f

      tags.each do |tag|
        index = ((tag.count / max_count) * (classes.size - 1)).round
        yield tag, classes[index]
      end
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
acts-as-taggable-on-padrino-0.1.2	lib/acts_as_taggable_on_padrino/tags_helper.rb