Class: RailsPaypalGem::ExpressCheckout

Inherits:
RailsPaypalGem show all
Defined in:
lib/services/express_checkout.rb

Constant Summary

Constants included from RailsPaypalGem

VERSION

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(line_items, currency = 'EUR') ⇒ ExpressCheckout

Returns a new instance of ExpressCheckout.



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# File 'lib/services/express_checkout.rb', line 6

def initialize(line_items, currency = 'EUR')
  self.line_items = line_items
  self.params = {}
  total = 0.0
  line_items.each_with_index do |li, i|
    self.params["L_PAYMENTREQUEST_0_NAME#{i}"] = li[:name] if li.has_key?(:name)
    self.params["L_PAYMENTREQUEST_0_QTY#{i}"] = li[:quantity] if li.has_key?(:quantity)
    self.params["L_PAYMENTREQUEST_0_AMT#{i}"] = li[:price]
    self.params["L_PAYMENTREQUEST_0_DESC#{i}"] = li[:description] if li.has_key?(:description)
    total += (li[:price].to_f * li[:quantity].to_i)
  end
  params["PAYMENTREQUEST_0_AMT"] = total.to_s
  params["PAYMENTREQUEST_0_CURRENCYCODE"] = currency

end

Instance Attribute Details

#line_items ⇒ Object

Returns the value of attribute line_items.



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# File 'lib/services/express_checkout.rb', line 4

def line_items
  @line_items
end

#params ⇒ Object

Returns the value of attribute params.



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# File 'lib/services/express_checkout.rb', line 2

def params
  @params
end

#token ⇒ Object

Returns the value of attribute token.



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# File 'lib/services/express_checkout.rb', line 3

def token
  @token
end

Class Method Details

.do(token, payer_id, amount, currency = "EUR") ⇒ Object 



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# File 'lib/services/express_checkout.rb', line 52

def self.do(token, payer_id, amount, currency="EUR")
  ret = call({
                 "TOKEN" => token,
                 "PAYERID" => payer_id,
                 "AMT" => amount,
                 "PAYMENTACTION" => 'Sale',
                 "METHOD" => "DoExpressCheckoutPayment",
                 "CURRENCYCODE" => currency})
  if ret["PAYMENTSTATUS"] == 'Completed'
    ret["TRANSACTIONID"]
  else
    puts "#{ret.inspect}"
  end
end

.get(token) ⇒ Object 



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# File 'lib/services/express_checkout.rb', line 48

def self.get(token)
  call({"TOKEN" => token, "METHOD" => "GetExpressCheckoutDetails"})
end

Instance Method Details

#get ⇒ Object 



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# File 'lib/services/express_checkout.rb', line 34

def get
  set if self.token.nil?
  self.class.get(self.token)
end

#redirect_url ⇒ Object 



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# File 'lib/services/express_checkout.rb', line 39

def redirect_url
  set if self.token.nil?
  if Rails.env == "development"
    "https://www.sandbox.paypal.com/webscr?cmd=_express-checkout&token=" + self.token
  elsif Rails.env == "production"
    "https://www.paypal.com/webscr?cmd=_express-checkout&token=" + self.token
  end
end

#set(action = 'Sale', currency = 'EUR') ⇒ Object 



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# File 'lib/services/express_checkout.rb', line 22

def set(action = 'Sale', currency = 'EUR')
  self.params["PAYMENTREQUEST_0_CURRENCYCODE"] = currency
  self.params["PAYMENTREQUEST_0_PAYMENTACTION"] = action
  self.params["METHOD"] = 'SetExpressCheckout'
  response = self.class.call(self.params)
  if response["ACK"] == 'Success'
    self.token = response["TOKEN"]
  else
    raise response["L_ERRORCODE0"]+":"+response["L_LONGMESSAGE0"]
  end
end