Shipper Tracking Link Examples

tracking_link_helper.rb

def tracking_link(tracking_number, shipper)
  case shipper
  when :fedex
    path = "http://www.fedex.com/Tracking?ascend_header=1&clienttype
=dotcom&cntry_code=us&language=english&tracknumbers=#{tracking_number}"
  when :ups
    path = "http://wwwapps.ups.com/WebTracking/processInputRequest?HTMLVersion=5.0&loc=en_US&Requester=UPSHome&tracknum=#{tracking_number}"
  when :dhl
    path = "http://track.dhl-usa.com/TrackByNbr.asp?ShipmentNumber=#{tracking_number}"
  else
    raise "Invalid shipper"
  end
  link_to tracking_number, path, :target => :blank
end