Module: Commerce

Defined in:
lib/commerce.rb

Overview

The Commerce module is used for quickly building documents and dispatching inbound requests

Defined Under Namespace

Modules: CommerceError Classes: BlockObject, Response

Class Method Summary collapse

Class Method Details

.debug(*args) ⇒ Object

Send debug messages



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# File 'lib/commerce.rb', line 84

def self.debug(*args)
  if defined?(Rails)
    Rails.logger.debug *args if Rails.logger
    p *args if Rails.env && Rails.env.development?
  end
end

.dispatch(xml, &block) ⇒ Object

Dispatch can be used to handle incoming cXML requests

E.g. Commerce.dispatch(request.raw_post) do

order_request do |order_request|
  # Process order request
  render xml: Commerce::Response.success
end

end

Raises:



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# File 'lib/commerce.rb', line 54

def self.dispatch(xml, &block)
  raise CommerceError::CommerceError, "Missing xml" if xml.blank?
  raise CommerceError::CommerceError, "Missing dispatch block" unless block_given?

  cxml = CXML.parse(xml)
  request = cxml['Request']

  raise CommerceError::InvalidRequestError, "No request element" if request.nil?
  
  deployment_mode = request.delete('deploymentMode')
  id = request.delete('Id')

  raise CommerceError::InvalidRequestError, "Invalid request object: #{request}" if request.keys.count != 1

  request_type, request_item = request.first

  Commerce.debug [ 'Commerce::Dispatch', 'Received request item', request_type, request_item ]
  
  block_object = Commerce::BlockObject.new
  block_object.instance_eval(&block)
  
  processor = block_object.procs[request_type.underscore.to_sym]
  
  raise CommerceError::CommerceError, "Missing handler for #{request_type.underscore}" unless processor
  
  obj = block.binding.eval("self") # Grab self of caller
  obj.instance_exec(request_item, &processor)
end