Savon 2.x demo with WSDL

gistfile1.rb

#!/usr/bin/env ruby
#
# demo of Savon 2.x interface with WSDL
#

# gem 'savon', "~>2.x"
require 'savon'

class GetXRate
  def initialize
    @client = Savon.client(
      wsdl: "http://www.webservicex.com/CurrencyConvertor.asmx?wsdl",
      # log: true,
      log_level: :debug,
      pretty_print_xml: true,
      open_timeout: 300,
      read_timeout: 300
    )
  end

  def get_x_rate(from_curr, to_curr)
    response = @client.call(:conversion_rate,
                            message: {
                              "FromCurrency" => from_curr,
                              "ToCurrency" => to_curr
                            }
                           )
    response.to_hash[:conversion_rate_response][:conversion_rate_result];
  end
end

xrate = GetXRate.new

print "USD to EUR=", xrate.get_x_rate('USD', 'EUR'), "\n"
print "EUR to USD=", xrate.get_x_rate('EUR', 'USD'), "\n"
print "CAD to USD=", xrate.get_x_rate('CAD', 'USD'), "\n"
print "EUR to CAD=", xrate.get_x_rate('EUR', 'CAD'), "\n"