Class: AmazonRuby::Response

Inherits:
Object
  • Object
show all
Defined in:
lib/amazon-ruby/response.rb

Instance Method Summary collapse

Constructor Details

#initialize(response_body, response_code) ⇒ Response

Returns a new instance of Response.



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# File 'lib/amazon-ruby/response.rb', line 12

def initialize(response_body, response_code)
	@response_body = response_body
	@response_code = response_code.to_i
	@response_xml = nil
end

Instance Method Details

#error_count ⇒ Object 



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# File 'lib/amazon-ruby/response.rb', line 27

def error_count
	errors.count
end

#errors ⇒ Object 



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# File 'lib/amazon-ruby/response.rb', line 18

def errors
	find('Error')
end

#find(attribute) ⇒ Object Also known as: [] 



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# File 'lib/amazon-ruby/response.rb', line 22

def find(attribute)
	xml.xpath("//xmlns:#{attribute}").map { |e| parse_xml(e) }
end

#parse_xml(xml_input) ⇒ Object

Such an ugly hacky mess…



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# File 'lib/amazon-ruby/response.rb', line 41

def parse_xml(xml_input)
    case xml_input
    when Nokogiri::XML::Document
      parse_xml(xml_input.root)
    when Nokogiri::XML::Element
      hsh = {}

      xml_input.attributes.each_pair do |key, attr|
        hsh[key] = attr.value
      end

      xml_input.children.each do |child|
        result = parse_xml(child)

        if child.name == 'text'
          if hsh.empty?
            return result
          else
            hsh['__content__'] = result
          end
        elsif hsh[child.name]
          case hsh[child.name]
          when Array
            hsh[child.name] << result
          else
            hsh[child.name] = [hsh[child.name]] << result
          end
        else
          hsh[child.name] = result
        end
      end

      hsh
    else
      xml_input.content.to_s
    end
end

#response_body ⇒ Object 



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# File 'lib/amazon-ruby/response.rb', line 4

def response_body
	@response_body
end

#response_code ⇒ Object 



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# File 'lib/amazon-ruby/response.rb', line 8

def response_code
	@response_code
end

#valid_response ⇒ Object 



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# File 'lib/amazon-ruby/response.rb', line 31

def valid_response
	response_body == 200 ? true : false;
end

#xml ⇒ Object

The XML document.



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# File 'lib/amazon-ruby/response.rb', line 36

def xml
	Nokogiri::XML(@response_body)
end