Contents

module Dozuki
  module XML
    class Node
      attr_accessor :nokogiri_node
      
      def initialize(nokogiri_node)
        self.nokogiri_node = nokogiri_node
      end
      
      def method_missing(method, *args, &blk)
        nokogiri_node.send(method, *args, &blk)
      end
      
      def respond_to?(method)
        nokogiri_node.respond_to?(method) ? true : super
      end
      
      def each(xpath, &blk)
        collection = NodeCollection.new(nokogiri_node.xpath(xpath))
        block_given? ? collection.as_node(&blk) : collection
      end
      
      def string(xpath)
        Parser.to_string(get_first_node(xpath))
      end
      
      def int(xpath)
        Parser.to_int(get_first_node(xpath))
      end
      
      def float(xpath)
        Parser.to_float(get_first_node(xpath))
      end
      
      def get(xpath)
        node = Node.new(get_first_node(xpath))
        yield node if block_given?
        node
      end
      
      def exists?(xpath)
        !nokogiri_node.xpath(xpath).empty?
      end
      
      private 
        def get_first_node(xpath)
          node = nokogiri_node.xpath(xpath)
          raise NotFound.new("Node not found", :xpath => xpath, :node => nokogiri_node) if node.empty?
          node.first
        end
        
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
dozuki-0.0.1	lib/dozuki/xml/node.rb