google4r-checkout is a lightweight, framework-agnostic Ruby library to access the Google Checkout service and implement
notification handlers. It exposes object-oriented wrappers for all of Google Checkout's API commands and notifications.
Tony Chan, Dan Dukeson, Nat Budin, George Palmer, Daniel Higham, Johnathan Niziol, Chris Parrish, Larry Salibra, Paul Schreiber, Ben Hutton
gem "google4r-checkout", "~> 1.1.3"