redrick / gp_webpay

GpWebpay

Installation

Add this line to your application's Gemfile:

gem 'gp_webpay'

And then execute:

$ bundle

Or install it yourself as:

$ gem install gp_webpay

Usage

Generate own certificate, put into your repository.

Initialize

config/initializers/gp_webpay.rb

GpWebpay.configure do |config|
  config.merchant_number   = ##########
  config.merchant_pem_path = 'my_cert.pem'
  config.merchant_password = 'password'
end

Payment

class Payment
  include GpWebpay::Payment

  def order_number
    id
  end

  def amount_in_cents
    100
  end

  ##
  # implement this method if multiple types of payments required, otherwise default to normal one-time payment
  #
  # allows for 2 types:
  #   default -> normal one-time payment
  #   recurring -> master + recurring payments
  ##
  def payment_type
    case variable
    when one
      return 'master'
    when two
      return 'recurring'
    else
      'default'
    end
  end

  def currency
    840 # CZK = 203, EUR = 978, GBP = 826, HUF = 348, PLN = 985, RUB = 643, USD = 840
  end
end

Controller

class OrdersController
  def create
    ...
    payment = Payment.create
    redirect_to payment.pay_url(redirect_url: 'http://example.com/orders/callback')
  end

  def callback
    ...
    payment = Payment.find(params['ORDERNUMBER'])
    if payment.success?(params)
      # Payment success
    else
      # Payment failed
      # params['PRCODE'], params['SRCODE']
    end
  end
end

Development

After checking out the repo, run bin/setup to install dependencies. Then, run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release to create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Contributing

1. Fork it ( https://github.com/[my-github-username]/gp_webpay/fork )
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create a new Pull Request