gistfile1.rb

def after_payment
    p = params
    booking = Booking.find(params[:orderId])
    generated_hash = Digest::MD5.hexdigest([Setting.find_by_name('rbkmoney').value, p['orderID'], "Бронирование номера #{booking.room.name}",
      Setting.find_by_name('rbkmoneyAccount').value, booking.price, "RUR", p['status'], '', booking.email, p['paymentData'],
      Setting.find_by_name('secretKey').value].join('::'))
    if p['hash'] == generated_hash
      if p['status'] == 5
        booking.update_attribute(:state, "paid")
        BookingMailer.paid(booking.id).deliver

        require 'SMSApi'
        sms = SMSApi.new
        sms.send(booking.phone, "Оплата получена. Бронирование подтверждено. Вам отправлено письмо на e-mail")
      end
    end
  end