Module: KhipuRails::ButtonHelper

Defined in:
lib/khipu_rails/button_helper.rb

Instance Method Summary collapse

Instance Method Details

#khipu_button(subject, amount, options = {}) ⇒ Object 



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# File 'lib/khipu_rails/button_helper.rb', line 4

def khipu_button subject, amount, options = {}
  options.reverse_merge! body:           '',
                         payer_email:    '',
                         bank_id:        '',
                         expires_date:   '',
                         notify_url:     '',
                         return_url:     '',
                         cancel_url:     '',
                         transaction_id: '',
                         picture_url:    '',
                         custom:         '',
                         button_image:   '50x25',                             #Default Button Image
                         receiver_id:    KhipuRails.config.receivers.first.id #Loads first receiver from configuration by default

  button_image = KhipuRails.config.button_images()[options[:button_image]] || options[:button_image]

  form_tag 'https://khipu.com/api/1.3/createPaymentPage', authenticity_token: false do
    fields = [].tap do |i|
      i << hidden_field_tag(:receiver_id,    options[:receiver_id])
      i << hidden_field_tag(:subject, subject)
      i << hidden_field_tag(:body,           options[:body])
      i << hidden_field_tag(:amount,  amount)
      i << hidden_field_tag(:payer_email,    options[:payer_email])
      i << hidden_field_tag(:bank_id,        options[:bank_id])
      i << hidden_field_tag(:expires_date,   options[:expires_date])
      i << hidden_field_tag(:transaction_id, options[:transaction_id])
      i << hidden_field_tag(:custom,         options[:custom])
      i << hidden_field_tag(:notify_url,     options[:notify_url])
      i << hidden_field_tag(:return_url,     options[:return_url])
      i << hidden_field_tag(:cancel_url,     options[:cancel_url])
      i << hidden_field_tag(:picture_url,    options[:picture_url])
    end.join.html_safe

    ng = Nokogiri::HTML.parse fields

    hash_fields = {
      receiver_id:    get_value(ng, :receiver_id),
      subject:        get_value(ng, :subject),
      body:           get_value(ng, :body),
      amount:         get_value(ng, :amount),
      payer_email:    get_value(ng, :payer_email),
      bank_id:        get_value(ng, :bank_id),
      expires_date:   get_value(ng, :expires_date),
      transaction_id: get_value(ng, :transaction_id),
      custom:         get_value(ng, :custom),
      notify_url:     get_value(ng, :notify_url),
      return_url:     get_value(ng, :return_url),
      cancel_url:     get_value(ng, :cancel_url),
      picture_url:    get_value(ng, :picture_url),
      secret:         options[:secret]
    }

    [fields].tap do |i|
      i << hidden_field_tag(:hash, KhipuRails.khipu_hash(hash_fields))
      i << image_submit_tag(button_image, name: :submit)
    end.join.html_safe
  end
end