Merge pull request #5 from veracross/nmi

Adding network_merchants_offsite

lib/offsite_payments/integrations/diamond_mind.rb

@@ -0,0 +1,170 @@
+module OffsitePayments #:nodoc:
+  module Integrations #:nodoc:
+    module DiamondMind
+      mattr_accessor :production_url
+      mattr_accessor :test_url
+      self.production_url = 'https://secure.networkmerchants.com/api/v2/three-step'
+      self.test_url       = 'https://secure.networkmerchants.com/api/v2/three-step'
+
+      def self.helper(order, account, options={})
+        Helper.new(order, account, options)
+      end
+
+      def self.notification(query_string, options={})
+        Notification.new(query_string, options)
+      end
+
+      def self.return(query_string, options={})
+        Return.new(query_string, options)
+      end
+
+      def self.service_url
+        mode = OffsitePayments.mode
+        case mode
+        when :production
+          self.production_url
+        when :test
+          self.test_url
+        else
+          raise StandardError, "Integration mode set to an invalid value: #{mode}"
+        end
+      end
+
+      module Common
+        CURRENCY_SPECIAL_MINOR_UNITS = {
+          'BIF' => 0,
+          'BYR' => 0,
+          'CLF' => 0,
+          'CLP' => 0,
+          'CVE' => 0,
+          'DJF' => 0,
+          'GNF' => 0,
+          'HUF' => 0,
+          'ISK' => 0,
+          'JPY' => 0,
+          'KMF' => 0,
+          'KRW' => 0,
+          'PYG' => 0,
+          'RWF' => 0,
+          'UGX' => 0,
+          'UYI' => 0,
+          'VND' => 0,
+          'VUV' => 0,
+          'XAF' => 0,
+          'XOF' => 0,
+          'XPF' => 0,
+          'BHD' => 3,
+          'IQD' => 3,
+          'JOD' => 3,
+          'KWD' => 3,
+          'LYD' => 3,
+          'OMR' => 3,
+          'TND' => 3,
+          'COU' => 4
+        }
+
+        def create_signature(fields, secret)
+          data = fields.join('.')
+          digest = Digest::SHA1.hexdigest(data)
+          signed = "#{digest}.#{secret}"
+          Digest::SHA1.hexdigest(signed)
+        end
+
+        def format_amount(amount, currency)
+          if amount.is_a? Float
+            units = CURRENCY_SPECIAL_MINOR_UNITS[currency] || 2
+            multiple = 10**units
+            return (amount.to_f * multiple.to_f).to_i
+          else
+            return amount
+          end
+        end
+
+        # Realex returns currency amount as an integer
+        def format_amount_as_float(amount, currency)
+          units = CURRENCY_SPECIAL_MINOR_UNITS[currency] || 2
+          divisor = 10**units
+          return (amount.to_f / divisor.to_f)
+        end
+
+        def extract_digits(value)
+          value.scan(/\d+/).join('')
+        end
+
+        def extract_avs_code(params={})
+          [extract_digits(params[:zip]), extract_digits(params[:address1])].join('|')
+        end
+      end
+
+      class Helper < OffsitePayments::Helper
+        include Common
+
+        def initialize(order, account, options = {})
+          @timestamp   = Time.now.strftime('%Y%m%d%H%M%S')
+          @currency    = options[:currency]
+          @merchant_id = account
+          @sub_account = options[:credential2]
+          @secret      = options[:credential3]
+          super
+          add_field 'currency', @currency
+        end
+
+        def form_fields
+          {'api-toke' => @merchant_id, 'amount' => :amount}
+        end
+
+        def amount=(amount)
+          add_field 'amount', format_amount(amount, @currency)
+        end
+
+        def billing_address(params={})
+          add_field(mappings[:billing_address][:zip], extract_avs_code(params))
+          add_field(mappings[:billing_address][:country], lookup_country_code(params[:country]))
+        end
+
+        def shipping_address(params={})
+          add_field(mappings[:shipping_address][:zip], extract_avs_code(params))
+          add_field(mappings[:shipping_address][:country], lookup_country_code(params[:country]))
+        end
+
+        mapping :currency,         'currency'
+        mapping :order,            'order-id'
+        mapping :amount,           'amount'
+        mapping :return_url,       'redirect-url,'
+        mapping :customer,         :email => 'email'
+        mapping :shipping_address, :zip =>        'postal',
+                                   :country =>    'country'
+        mapping :billing_address,  :zip =>        'postal',
+                                   :country =>    'country'
+      end
+
+      class Notification < OffsitePayments::Notification
+        include Common
+        def initialize(post, options={})
+          super
+          @secret = options[:credential3]
+        end
+      end
+
+      class Return < OffsitePayments::Return
+        def initialize(data, options)
+          super
+          @notification = Notification.new(data, options)
+        end
+
+        def success?
+          notification.complete?
+        end
+
+        # TODO: realex does not provide a separate cancelled endpoint
+        def cancelled?
+          false
+        end
+
+        def message
+          notification.message
+        end
+      end
+    end
+  end
+end

lib/offsite_payments/integrations/network_merchants_offsite.rb

@@ -0,0 +1,176 @@
+module OffsitePayments #:nodoc:
+  module Integrations #:nodoc:
+    module NetworkMerchantsOffsite
+      mattr_accessor :production_url
+      mattr_accessor :test_url
+      self.production_url = 'https://secure.networkmerchants.com/api/v2/three-step'
+      self.test_url       = 'https://secure.networkmerchants.com/api/v2/three-step'
+
+      def self.helper(order, account, options={})
+        Helper.new(order, account, options)
+      end
+
+      def self.notification(query_string, options={})
+        Notification.new(query_string, options)
+      end
+
+      def self.return(query_string, options={})
+        Return.new(query_string, options)
+      end
+
+      def self.service_url
+        mode = OffsitePayments.mode
+        case mode
+        when :production
+          self.production_url
+        when :test
+          self.test_url
+        else
+          raise StandardError, "Integration mode set to an invalid value: #{mode}"
+        end
+      end
+
+      module Common
+        CURRENCY_SPECIAL_MINOR_UNITS = {
+          'BIF' => 0,
+          'BYR' => 0,
+          'CLF' => 0,
+          'CLP' => 0,
+          'CVE' => 0,
+          'DJF' => 0,
+          'GNF' => 0,
+          'HUF' => 0,
+          'ISK' => 0,
+          'JPY' => 0,
+          'KMF' => 0,
+          'KRW' => 0,
+          'PYG' => 0,
+          'RWF' => 0,
+          'UGX' => 0,
+          'UYI' => 0,
+          'VND' => 0,
+          'VUV' => 0,
+          'XAF' => 0,
+          'XOF' => 0,
+          'XPF' => 0,
+          'BHD' => 3,
+          'IQD' => 3,
+          'JOD' => 3,
+          'KWD' => 3,
+          'LYD' => 3,
+          'OMR' => 3,
+          'TND' => 3,
+          'COU' => 4
+        }
+
+        def create_signature(fields, secret)
+          data = fields.join('.')
+          digest = Digest::SHA1.hexdigest(data)
+          signed = "#{digest}.#{secret}"
+          Digest::SHA1.hexdigest(signed)
+        end
+
+        # Realex accepts currency amounts as an integer in the lowest value
+        # e.g.
+        #     format_amount(110.56, 'GBP')
+        #     => 11056
+        def format_amount(amount, currency)
+          if amount.is_a? Float
+            units = CURRENCY_SPECIAL_MINOR_UNITS[currency] || 2
+            multiple = 10**units
+            return (amount.to_f * multiple.to_f).to_i
+          else
+            return amount
+          end
+        end
+
+        # Realex returns currency amount as an integer
+        def format_amount_as_float(amount, currency)
+          units = CURRENCY_SPECIAL_MINOR_UNITS[currency] || 2
+          divisor = 10**units
+          return (amount.to_f / divisor.to_f)
+        end
+
+        def extract_digits(value)
+          value.scan(/\d+/).join('')
+        end
+
+        def extract_avs_code(params={})
+          [extract_digits(params[:zip]), extract_digits(params[:address1])].join('|')
+        end
+
+      end
+
+      class Helper < OffsitePayments::Helper
+        include Common
+
+        def initialize(order, account, options = {})
+          @timestamp   = Time.now.strftime('%Y%m%d%H%M%S')
+          @currency    = options[:currency]
+          @merchant_id = account
+          @sub_account = options[:credential2]
+          @secret      = options[:credential3]
+          super
+          add_field 'currency', @currency
+        end
+
+        def form_fields
+          {'api-toke' => @merchant_id, 'amount' => :amount}
+        end
+
+        def amount=(amount)
+          add_field 'amount', format_amount(amount, @currency)
+        end
+
+        def billing_address(params={})
+          add_field(mappings[:billing_address][:zip], extract_avs_code(params))
+          add_field(mappings[:billing_address][:country], lookup_country_code(params[:country]))
+        end
+
+        def shipping_address(params={})
+          add_field(mappings[:shipping_address][:zip], extract_avs_code(params))
+          add_field(mappings[:shipping_address][:country], lookup_country_code(params[:country]))
+        end
+
+        mapping :currency,         'currency'
+        mapping :order,            'order-id'
+        mapping :amount,           'amount'
+        mapping :return_url,       'redirect-url,'
+        mapping :customer,         :email => 'email'
+        mapping :shipping_address, :zip =>        'postal',
+                                   :country =>    'country'
+        mapping :billing_address,  :zip =>        'postal',
+                                   :country =>    'country'
+      end
+
+      class Notification < OffsitePayments::Notification
+        include Common
+        def initialize(post, options={})
+          super
+          @secret = options[:credential3]
+        end
+      end
+
+      class Return < OffsitePayments::Return
+        def initialize(data, options)
+          super
+          @notification = Notification.new(data, options)
+        end
+
+        def success?
+          notification.complete?
+        end
+
+        # TODO: realex does not provide a separate cancelled endpoint
+        def cancelled?
+          false
+        end
+
+        def message
+          notification.message
+        end
+      end
+
+    end
+  end
+end