# File lib/rhc/rest/cartridge.rb, line 74 def usage_rates rate = attribute(:usage_rate_usd).to_f rescue 0.0 if rate > 0 {rate => []} elsif attribute(:usage_rates).present? attribute(:usage_rates).inject({}) do |plans_by_rate, rate| if (usd = rate['usd'].to_f rescue 0.0) > 0 (plans_by_rate[usd] ||= []) << rate['plan_id'] end plans_by_rate end end end