<%
class Webby::Resources::Resource

  def thumb_destination
    ::File.join(::Webby.site.output_dir, directory, 'thumbs', filename)
    return @thumb_destination unless @thumb_destination.nil?

    @thumb_destination = ::File.join(::Webby.site.output_dir, directory, "thumbnails", filename)
    ext = extension
    unless ext.nil? or ext.empty?
      @thumb_destination << '-thumb.' << ext
    end
    @thumb_destination
  end

  def thumb_url
    return @thumb_url unless @thumb_url.nil?
    @thumb_url = thumb_destination.sub(::Webby.site.output_dir, '')
  end
end
%>