Class: Order

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
app/models/order.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.sage_decrypt(system_id, ciphertext) ⇒ Object 



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# File 'app/models/order.rb', line 68

def self.sage_decrypt(system_id, ciphertext)
  sage_encrypt_xor(Base64.decode64(ciphertext), Preference.get_cached(system_id, 'sage_pay_encryption_key'))
end

.sage_encrypt_salt(min, max) ⇒ Object 



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# File 'app/models/order.rb', line 72

def self.sage_encrypt_salt(min, max)
  length = rand(max - min + 1) + min
  SecureRandom.base64(length + 4)[0, length]
end

.sage_encrypt_xor(data, key) ⇒ Object 



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# File 'app/models/order.rb', line 77

def self.sage_encrypt_xor(data, key)
  raise 'No key provided' if key.blank?

  key *= (data.bytesize.to_f / key.bytesize.to_f).ceil
  key = key[0, data.bytesize]

  data.bytes.zip(key.bytes).map { |b1, b2| (b1 ^ b2).chr }.join
end

Instance Method Details

#display_address ⇒ Object 



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# File 'app/models/order.rb', line 7

def display_address
  d = []
  d << self.address1 unless self.address1.is_blank?
  d << self.address2 unless self.address2.is_blank?
  d << self.town unless self.town.is_blank?
  d << self.postcode unless self.postcode.is_blank?
  d << self.country unless self.country.is_blank?

  d.join(", ")
  
end

#reference(payment_id) ⇒ Object 



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# File 'app/models/order.rb', line 19

def reference(payment_id)
  "kit-#{self.id}-#{rand(10000000)}-#{payment_id}" 
end

#sagepay_crypt(payment_id) ⇒ Object 



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# File 'app/models/order.rb', line 23

def sagepay_crypt(payment_id)
  data = {}
  o = self
  data["VendorTxCode"] = reference(payment_id)
  data["Amount"] = self.order_items.inject(0) { |sum, oi| sum = sum + oi.total_price }
  data["Currency"] = "GBP"
  data["Description"] = self.description
  data["SuccessURL"] = Preference.get_cached(self.system_id, 'host') + "/order/sp/success"
  data["FailureURL"] = Preference.get_cached(self.system_id, 'host') + "/order/sp/failure"
  data["CustomerEMail"] = self.email
  data["VendorEMail"] = Preference.get_cached(self.system_id, 'sage_pay_order_payment_email')
  data["BillingSurname"] = o.lastname
  data["BillingFirstnames"] = o.firstname
  data["BillingAddress1"] = o.address1
  data["BillingAddress2"] = o.address2 if o.address2
  data["BillingCity"] = o.town
  data["BillingPostCode"] = o.postcode
  data["BillingCountry"] = o.country || "UK"
  data["DeliverySurname"] = o.lastname
  data["DeliveryFirstnames"] = o.firstname
  data["DeliveryAddress1"] = o.del_address1 || o.address1
  data["DeliveryAddress2"] = o.del_address2 || o.address2
  data["DeliveryCity"] = o.del_town || o.town
  data["DeliveryPostCode"] = o.del_postcode || o.postcode
  data["DeliveryCountry"] = o.del_country || o.country
  basket = []
  basket << o.order_items.size.to_s
  o.order_items.each do |i|
    basket << i.name
    basket << i.quantity
    basket << i.unit_price
    basket << i.tax_rate
    basket << i.unit_price * ( 1 + i.tax_rate )
    basket << i.total_price
  end
  data["Basket"] = basket.join(':')

  dataa = []
  data.each do |name,value|
    dataa << "#{name}=#{value}"
  end
  datas = dataa.join('&')
  Base64.strict_encode64(Order.sage_encrypt_xor(datas, Preference.get_cached(self.system_id, 'sage_pay_encryption_key')))
end