Generate forms that have Stripe inputs along with any other inputs on the page.. Example: You have an account sign up page: rails g forms:stripe account username:string name:string email:string password:string

forms_generator.rb

module Stripe
  class FormsGenerator < Rails::Generators::NamedBase
    source_root File.expand_path('../templates', __FILE__)
    argument :forms_name, :type => :string, :default => "stripe_form"

    desc "Generate Stripe.com enabled forms"

    def create_stripe_form_js_coffeescript
      create_file "app/assets/javascripts/#{forms_name}.js.coffee", <<-FILE
 Stripe.setPublishableKey('YOUR_PUBLISHABLE_KEY');
    
    $("#payment-form").submit((event) ->
      # disable the submit button to prevent repeated clicks
      $('.submit-button').attr("disabled", "disabled")
    
      Stripe.createToken({
        number: $('.card-number').val(),
        cvc: $('.card-cvc').val(),
        exp_month: $('.card-expiry-month').val(),
        exp_year: $('.card-expiry-year').val(),
      }, stripeResponseHandler)
    
      # prevent the form from submitting with the default action
      return false
    )
    
    stripeResponseHandler = (status, response) ->
      if (response.error)
        # re-enable the submit button
        $('.submit-button').removeAttr("disabled")
        #show the errors on the form
        $(".payment-errors").html(response.error.message)
      else
        form$ = $("#payment-form")
        # token contains id, last4, and card type
        token = response['id']
        # insert the token into the form so it gets submitted to the server
        form$.append("<input type='hidden' name='stripe_token' value='" + token + "'/>")
        # and submit
        form$.get(0).submit()

      FILE
    end
  end
end