socialforge/app/helpers/statistics_helper.rb

module StatisticsHelper
  include AttachmentsHelper

  def data_format_string num
    result = num
    if num < 1024 * 1024
      result = format("%0.3f", (num/1024)).to_s + " GB"
    else
      result = format("%0.3f", (num/(1024*1024))).to_s + " TB"
    end
  end
end