XTRF API adapter in Ruby

XTRFImporter.rb

require 'rubygems'
require 'savon'
require 'XTRFNamespaces'

class XTRFImporter
  def initialize(config)
    @config = config
  end

  def ws
    @ws ||= Savon::Client.new do |wsdl, http|
      wsdl.document = @config[:xtrf][:wsdl_url]
      http.auth.ssl.verify_mode = :none
    end
  end

  def login
    response = ws.request :xtr, :login do |soap, http|
      soap.namespaces["xmlns:xtr"] = XTRFNamespaces::Xtr
      soap.body = {
        'xtr:userName' => @config[:xtrf][:user], 
        'xtr:password' => @config[:xtrf][:password]
      }
    end
    @logged_in = true and response if response
  end

  def create_project(params)
    login unless @logged_in
    ws.request :xtr, :create_project do
      soap.namespaces["xmlns:xtr"] = XTRFNamespaces::Xtr
      soap.namespaces["xmlns:proj"] = XTRFNamespaces::Proj
      soap.namespaces["xmlns:com"] = XTRFNamespaces::Com
      soap.body = { 'xtr:project' => params }
    end
  end

  def get_customer(name)
    login unless @logged_in
    ws.request :xtr, :get_customer_by_name do
      soap.namespaces["xmlns:xtr"] = XTRFNamespaces::Xtr
      soap.body = { 'xtr:name' => name }
    end
  end

end