Contents

module Voyager
  module Holdings
    class Order
      attr_reader :orders, :current_issues
   
      def initialize(xml_node)   

        serialsCheckIn = xml_node.at_css("mfhd|serialsCheckIn")
        @current_issues = parse_current_issues(serialsCheckIn)
        
        poLineItems = xml_node.at_css("mfhd|poLineItems")
        @orders = parse_order(poLineItems)

      end

      private
      
      def parse_current_issues(serialsCheckIn)
        
        return [] unless serialsCheckIn
        
        current_issues = []

        # cannot verify that there can be only one mfhd:recent node
        serialsCheckIn.css("mfhd|recent").each do |recent|
          # there can be more than one enumChron per recent node
          recent.css("mfhd|enumChron").each do |enumChron|
            current_issues << enumChron.content
          end
        end
        
        current_issues
        
      end

      def parse_order(poLineItems)
        
        return [] unless poLineItems
        
        poLineItems.css("mfhd|lineItemStatus").collect { |lineItemStatus| generate_order_message(lineItemStatus) }
        
      end

      def generate_order_message(lineItemStatus)
        
        status = lineItemStatus.at_css("mfhd|status").content
        date = lineItemStatus.at_css("mfhd|date").content
        
        message = ''
        
        case status
        when "0"
          message = "In the Pre-Order Process. Try Borrow Direct or ILL."
        when "1"
          message = "Received #{date}. Place an In Process item request."
        when "4"
          message = "Not yet received; claimed #{date}. Try Borrow Direct or ILL."
        when "8"
          message = "Copy On Order #{date}. Try Borrow Direct or ILL."
        else
          message = "Unknown"
        end
        
      end

    end
  end   
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
voyager_api-0.1.0	lib/holdings/order.rb