ruby--ruby/lib/rss/2.0.rb

require "rss/0.9"

module RSS

  class Rss

    class Channel

      %w(generator ttl).each do |x|
        install_text_element(x)
        install_model(x, '?')
      end

      %w(category).each do |x|
        install_have_child_element(x)
        install_model(x, '?')
      end

      [
        ["image", "?"],
        ["language", "?"],
      ].each do |x, occurs|
        install_model(x, occurs)
      end

      def other_element(convert, indent)
        rv = <<-EOT
#{category_element(convert, indent)}
#{generator_element(convert, indent)}
#{ttl_element(convert, indent)}
EOT
        rv << super
      end
      
      private
      alias children09 children
      def children
        children09 + [@category].compact
      end

      alias _tags09 _tags
      def _tags
        %w(generator ttl category).delete_if do |x|
          send(x).nil?
        end.collect do |elem|
          [nil, elem]
        end + _tags09
      end

      Category = Item::Category

      class Item
      
        [
          ["comments", "?"],
          ["author", "?"],
        ].each do |x, occurs|
          install_text_element(x)
          install_model(x, occurs)
        end

        [
          ["pubDate", '?'],
        ].each do |x, occurs|
          install_date_element(x, 'rfc822')
          install_model(x, occurs)
        end

        [
          ["guid", '?'],
        ].each do |x, occurs|
          install_have_child_element(x)
          install_model(x, occurs)
        end
      
        def other_element(convert, indent)
          rv = <<-EOT
#{author_element(false, indent)}
#{comments_element(false, indent)}
#{pubDate_element(false, indent)}
#{guid_element(false, indent)}
EOT
          rv << super
        end

        private
        alias children09 children
        def children
          children09 + [@guid].compact
        end

        alias _tags09 _tags
        def _tags
          %w(comments author pubDate guid).delete_if do |x|
            send(x).nil?
          end.collect do |elem|
            [nil, elem]
          end + _tags09
        end

        class Guid < Element
          
          include RSS09

          [
            ["isPermaLink", nil, false]
          ].each do |name, uri, required|
            install_get_attribute(name, uri, required)
          end

          content_setup

          def initialize(isPermaLink=nil, content=nil)
            super()
            @isPermaLink = isPermaLink
            @content = content
          end

          def to_s(convert=true, indent=calc_indent)
            if @content
              rv = %Q!<guid!
              rv << %Q! isPermaLink="#{h @isPermaLink}"! if @isPermaLink
              rv << %Q!>#{h @content}</guid>!
              rv = @converter.convert(rv) if convert and @converter
              rv
            else
              ''
            end
          end

          private
          def _attrs
            [
              ["isPermaLink", false]
            ]
          end

        end

      end

    end

  end

  RSS09::ELEMENTS.each do |x|
    BaseListener.install_get_text_element(x, nil, "#{x}=")
  end

end