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Cleanup code and environment variables
This commit is contained in:
Maciej Szlosarczyk
parent
d7dc1017b0
commit
1cca930744
12 changed files with 38 additions and 265 deletions
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@ -1,158 +0,0 @@
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class BankLink
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module Base
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def prepend_size(value)
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value = (value || "").to_s.strip
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string = ""
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string << sprintf("%03i", value.size)
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string << value
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end
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end
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class Request
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include Base
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include ActionView::Helpers::NumberHelper
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# need controller here in order to handle random ports and domains
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# I don't want to do it but has to
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attr_accessor :type, :invoice, :controller
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def initialize(type, invoice, controller)
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@type, @invoice, @controller = type, invoice, controller
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end
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def url
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ENV["payments_#{type}_url"]
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end
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def fields
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@fields ||= (hash = {}
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hash["VK_SERVICE"] = "1012"
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hash["VK_VERSION"] = "008"
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hash["VK_SND_ID"] = ENV["payments_#{type}_seller_account"]
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hash["VK_STAMP"] = invoice.number
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hash["VK_AMOUNT"] = number_with_precision(invoice.total, :precision => 2, :separator => ".")
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hash["VK_CURR"] = invoice.currency
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hash["VK_REF"] = ""
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hash["VK_MSG"] = invoice.order
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hash["VK_RETURN"] = controller.registrar_return_payment_with_url(type)
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hash["VK_CANCEL"] = controller.registrar_return_payment_with_url(type)
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hash["VK_DATETIME"] = Time.now.strftime("%Y-%m-%dT%H:%M:%S%z")
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hash["VK_MAC"] = calc_mac(hash)
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hash["VK_ENCODING"] = "UTF-8"
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hash["VK_LANG"] = "ENG"
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hash)
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end
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def calc_mac(fields)
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pars = %w(VK_SERVICE VK_VERSION VK_SND_ID VK_STAMP VK_AMOUNT VK_CURR VK_REF
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VK_MSG VK_RETURN VK_CANCEL VK_DATETIME).freeze
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data = pars.map{|e| prepend_size(fields[e]) }.join
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sign(data)
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end
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def make_transaction
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transaction = BankTransaction.where(description: fields["VK_MSG"]).first_or_initialize(
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reference_no: invoice.reference_no,
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currency: invoice.currency,
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iban: invoice.seller_iban
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)
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transaction.save!
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end
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private
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def sign(data)
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private_key = OpenSSL::PKey::RSA.new(File.read(ENV["payments_#{type}_seller_private"]))
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signed_data = private_key.sign(OpenSSL::Digest::SHA1.new, data)
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signed_data = Base64.encode64(signed_data).gsub(/\n|\r/, '')
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signed_data
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end
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end
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class Response
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include Base
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include ActionView::Helpers::NumberHelper
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attr_accessor :type, :params, :invoice
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def initialize(type, params)
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@type, @params = type, params
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@invoice = Invoice.find_by(number: params["VK_STAMP"]) if params["VK_STAMP"].present?
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end
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def valid?
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!!validate
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end
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def ok?
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params["VK_SERVICE"] == "1111"
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end
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def complete_payment
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if valid?
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transaction = BankTransaction.find_by(description: params["VK_MSG"])
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transaction.sum = BigDecimal.new(params["VK_AMOUNT"].to_s)
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transaction.bank_reference = params['VK_T_NO']
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transaction.buyer_bank_code = params["VK_SND_ID"]
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transaction.buyer_iban = params["VK_SND_ACC"]
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transaction.buyer_name = params["VK_SND_NAME"]
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transaction.paid_at = Time.parse(params["VK_T_DATETIME"])
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transaction.save!
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transaction.autobind_invoice
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end
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end
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def validate
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case params["VK_SERVICE"]
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when "1111"
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validate_success && validate_amount && validate_currency
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when "1911"
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validate_cancel
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else
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false
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end
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end
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def validate_success
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pars = %w(VK_SERVICE VK_VERSION VK_SND_ID VK_REC_ID VK_STAMP VK_T_NO VK_AMOUNT VK_CURR
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VK_REC_ACC VK_REC_NAME VK_SND_ACC VK_SND_NAME VK_REF VK_MSG VK_T_DATETIME).freeze
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@validate_success ||= (
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data = pars.map{|e| prepend_size(params[e]) }.join
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verify_mac(data, params["VK_MAC"])
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)
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end
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def validate_cancel
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pars = %w(VK_SERVICE VK_VERSION VK_SND_ID VK_REC_ID VK_STAMP VK_REF VK_MSG).freeze
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@validate_cancel ||= (
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data = pars.map{|e| prepend_size(params[e]) }.join
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verify_mac(data, params["VK_MAC"])
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)
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end
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def validate_amount
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source = number_with_precision(BigDecimal.new(params["VK_AMOUNT"].to_s), precision: 2, separator: ".")
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target = number_with_precision(invoice.total, precision: 2, separator: ".")
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source == target
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end
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def validate_currency
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invoice.currency == params["VK_CURR"]
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end
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def verify_mac(data, mac)
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bank_public_key = OpenSSL::X509::Certificate.new(File.read(ENV["payments_#{type}_bank_certificate"])).public_key
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bank_public_key.verify(OpenSSL::Digest::SHA1.new, Base64.decode64(mac), data)
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end
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end
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end
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@ -1,6 +1,7 @@
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module Payments
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PAYMENT_METHODS = ENV['payment_methods'].strip.split(', ').freeze
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PAYMENT_BANKLINK_BANKS = ENV['payment_banklink_banks'].strip.split(', ').freeze
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PAYMENT_INTERMEDIARIES = ENV['payments_intermediaries'].strip.split(', ').freeze
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PAYMENT_BANKLINK_BANKS = ENV['payments_banks'].strip.split(', ').freeze
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PAYMENT_METHODS = [PAYMENT_INTERMEDIARIES, PAYMENT_BANKLINK_BANKS].flatten.freeze
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def self.create_with_type(type, invoice, opts = {})
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fail ArgumentError unless PAYMENT_METHODS.include?(type)
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@ -94,15 +94,15 @@ module Payments
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end
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def seller_account
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ENV["#{type}_seller_account"]
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ENV["payments_#{type}_seller_account"]
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end
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def seller_certificate
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ENV["#{type}_seller_certificate"]
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ENV["payments_#{type}_seller_private"]
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end
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def bank_certificate
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ENV["#{type}_bank_certificate"]
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ENV["payments_#{type}_bank_certificate"]
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end
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end
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end
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@ -39,7 +39,7 @@ module Payments
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end
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def form_url
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ENV["#{type}_payment_url"]
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ENV["payments_#{type}_url"]
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end
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def valid_response?
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@ -2,9 +2,9 @@ module Payments
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class EveryPay < Base
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# TODO: Move to setting or environment
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USER = ENV['every_pay_api_user'].freeze
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KEY = ENV['every_pay_api_key'].freeze
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ACCOUNT_ID = ENV['every_pay_seller_account'].freeze
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USER = ENV['payments_every_pay_api_user'].freeze
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KEY = ENV['payments_every_pay_api_key'].freeze
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ACCOUNT_ID = ENV['payments_every_pay_seller_account'].freeze
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SUCCESSFUL_PAYMENT = %w(settled authorized).freeze
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def form_fields
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@ -1,19 +0,0 @@
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.row
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.col-md-12
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%h4= "Credit card payment successful"
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%hr
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%dl.dl-horizontal
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%dt= t(:invoice)
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%dd= @invoice.reference_no
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%dt= "Card Type"
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%dd= params['cc_type'].humanize
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%dt= "Card Holder"
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%dd= params['cc_holder_name']
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%dt= "Card Last four digits"
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%dd= params['cc_last_four_digits']
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%dt= "Valid thru"
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%dd= "#{params['cc_month']}/#{params['cc_year']}"
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@ -1,4 +0,0 @@
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= form_tag "https://igw-demo.every-pay.com/transactions/", method: :post do
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- @every_pay.keys.each do |k, v|
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= hidden_field_tag(k, @every_pay[k])
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= submit_tag t("registrar.invoices.to_card_payment")
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