Contents

class Country < ActiveRecord::Base
  set_primary_key :iso_3166_code
  
  falls_back_on :name => 'fallback',
                :automobile_urbanity => lambda { Country.united_states.automobile_urbanity }, # for now assume US represents world
                :automobile_fuel_efficiency => ((22.5 + 16.2) / 2.0).miles_per_gallon.to(:kilometres_per_litre), # average of passenger car fuel unknown and light goods vehicle fuel unknown - WRI Mobile Combustion calculation tool v2.0
                :automobile_fuel_efficiency_units => 'kilometres_per_litre',
                :automobile_city_speed => lambda { Country.united_states.automobile_city_speed }, # for now assume US represents world
                :automobile_city_speed_units => lambda { Country.united_states.automobile_city_speed_units }, # for now assume US represents world
                :automobile_highway_speed => lambda { Country.united_states.automobile_highway_speed }, # for now assume US represents world
                :automobile_highway_speed_units => lambda { Country.united_states.automobile_highway_speed_units }, # for now assume US represents world
                :automobile_trip_distance => lambda { Country.united_states.automobile_trip_distance }, # for now assume US represents world
                :automobile_trip_distance_units => lambda { Country.united_states.automobile_trip_distance_units }, # for now assume US represents world
                :flight_route_inefficiency_factor => lambda { Country.maximum(:flight_route_inefficiency_factor) } # default to the largest inefficiency factor
  
  data_miner do
    tap "Brighter Planet's sanitized countries list", Earth.taps_server
  end
  
  class << self
    def united_states
      find_by_iso_3166_code('US')
    end
  end
  
  # if we don't have a country-specific flight route inefficiency factor, use the fallback
  def flight_route_inefficiency_factor
    if specific_frif = super
      specific_frif
    else
      Country.fallback.flight_route_inefficiency_factor
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
earth-0.4.9	lib/earth/locality/country.rb
earth-0.4.8	lib/earth/locality/country.rb
earth-0.4.7	lib/earth/locality/country.rb