# File lib/omniauth/strategies/draugiem.rb, line 36
      def request_phase
        params = {
          :app => @app_id,
          :redirect => callback_url,
          :hash => Digest::MD5.hexdigest("#{@api_key}#{callback_url}")
        }
        query_string = params.collect{ |key,value| "#{key}=#{Rack::Utils.escape(value)}" }.join('&')
        redirect "http://api.draugiem.lv/authorize/?#{query_string}"
      end