Class: Khipu::HtmlHelper

Inherits:
KhipuService show all
Defined in:
lib/khipu/html_helper.rb

Instance Attribute Summary

Attributes inherited from KhipuService

#agent, #receiver_id, #secret

Instance Method Summary collapse

Methods inherited from KhipuService

#check_arguments, #concatenated, #hmac_sha256, #post, #verify_signature

Constructor Details

#initialize(receiver_id, secret) ⇒ HtmlHelper

Returns a new instance of HtmlHelper.



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# File 'lib/khipu/html_helper.rb', line 4

def initialize(receiver_id, secret)
  super(receiver_id, secret)
end

Instance Method Details

#create_payment_form(args, button = Khipu::FORM_BUTTONS['50x25']) ⇒ Object 



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# File 'lib/khipu/html_helper.rb', line 8

def create_payment_form(args, button = Khipu::FORM_BUTTONS['50x25'])
  endpoint_url = Khipu::API_URL + 'createPaymentPage'
  check_arguments(args, [:subject, :amount])
  params = {
      receiver_id: @receiver_id,
      subject: args[:subject],
      body: args[:body] || '',
      amount: args[:amount]
  }
  payer_username = ''
  if args[:payer_username]
    payer_username = %Q{\n<input type="hidden" name="payer_username" value="#{args[:payer_username]}"/>}
    params[:payer_username] = args[:payer_username]
  end
  params.merge!({
      payer_email: args[:payer_email] || '',
      bank_id: args[:bank_id] || '',
      expires_date: args[:expires_date] || '',
      transaction_id: args[:transaction_id] || '',
      custom: args[:custom] || '',
      notify_url: args[:notify_url] || '',
      return_url: args[:return_url] || '',
      cancel_url: args[:cancel_url] || '',
      picture_url: args[:picture_url] || '',
  })
  params[:hash] = hmac_sha256(@secret, concatenated(params))
  %Q{<form action="#{endpoint_url}" method="post">
<input type="hidden" name="receiver_id" value="#{params[:receiver_id]}">
<input type="hidden" name="subject" value="#{params[:subject]}"/>
<input type="hidden" name="body" value="#{params[:body]}">
<input type="hidden" name="amount" value="#{params[:amount]}">#{payer_username}
<input type="hidden" name="notify_url" value="#{params[:notify_url]}"/>
<input type="hidden" name="return_url" value="#{params[:return_url]}"/>
<input type="hidden" name="cancel_url" value="#{params[:cancel_url]}"/>
<input type="hidden" name="custom" value="#{params[:custom]}">
<input type="hidden" name="transaction_id" value="#{params[:transaction_id]}">
<input type="hidden" name="payer_email" value="#{params[:payer_email]}">
<input type="hidden" name="expires_date" value="#{params[:expires_date]}">
<input type="hidden" name="bank_id" value="#{params[:bank_id]}">
<input type="hidden" name="picture_url" value="#{params[:picture_url]}">
<input type="hidden" name="hash" value="#{params[:hash]}">
<input type="image" name="submit" src="#{button}">
</form>}
end