Class: Braspag::Eft

Inherits:
PaymentMethod show all
Defined in:
lib/rbraspag/eft.rb

Constant Summary collapse

PAYMENT_METHODS = 
{
  :bradesco => 11,
  :itau => 12,
  :banco_do_brasil => 15,
  :banco_real => 16,
  :banrisul => 30,
  :unibanco => 31
}
MAPPING = 
{
  :merchant_id => "Id_Loja",
  :order_id => "VENDAID",
  :customer_name => "nome",
  :customer_id => "CPF",
  :amount => "VALOR",
  :payment_method => "CODPAGAMENTO",
  :installments => "PARCELAS",
  :has_interest => "TIPOPARCELADO"
}
ACTION_URI = 
"/pagador/passthru.asp"

Class Method Summary collapse

Methods inherited from PaymentMethod

payment_method_from_id, valid_order_id?

Class Method Details

.action_url ⇒ Object 



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# File 'lib/rbraspag/eft.rb', line 86

def self.action_url
  Braspag::Connection.instance.braspag_url + ACTION_URI
end

.check_params(params) ⇒ Object 



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# File 'lib/rbraspag/eft.rb', line 74

def self.check_params(params)
  super

  if params[:installments]
    raise InvalidInstallments if params[:installments].to_i < 1 || params[:installments].to_i > 99
  end

  if params[:has_interest]
    raise InvalidHasInterest if params[:has_interest] != "1" && params[:has_interest] != "0"
  end
end

.generate(params, crypto_strategy = nil) ⇒ Object 



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# File 'lib/rbraspag/eft.rb', line 26

def self.generate(params, crypto_strategy = nil)
  connection = Braspag::Connection.instance
  params[:merchant_id] = connection.merchant_id

  params = self.normalize_params(params)
  self.check_params(params)

  data = {}

  MAPPING.each do |k, v|
    case k
    when :payment_method
      data[v] = PAYMENT_METHODS[params[:payment_method]]
    when :amount
      data[v] = Utils.convert_decimal_to_string(params[:amount])
    else
      data[v] = params[k] || ""
    end
  end

  html = "<form id=\"form_tef_#{params[:order_id]}\" name=\"form_tef_#{params[:order_id]}\" action=\"#{self.action_url}\" method=\"post\">"

  if crypto_strategy.nil?
    data.each do |key, value|
      html << "<input type=\"text\" name=\"#{key}\" value=\"#{value}\" />"
    end
  else
    data.delete("Id_Loja")
    html << "<input type=\"text\" name=\"Id_Loja\" value=\"#{params[:merchant_id]}\" />"
    html << "<input type=\"text\" name=\"crypt\" value=\"#{crypto_strategy.encrypt(data)}\" />"
  end

  html << "</form><script type=\"text/javascript\" charset=\"utf-8\">document.forms[\"form_tef_#{params[:order_id]}\"].submit();</script>"

  html
end

.normalize_params(params) ⇒ Object 



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# File 'lib/rbraspag/eft.rb', line 63

def self.normalize_params(params)
  params = super

  params[:installments] = params[:installments].to_i unless params[:installments].nil?
  params[:installments] ||= 1

  params[:has_interest] = params[:has_interest] == true ? "1" : "0"

  params
end