Contents

require File.dirname(__FILE__) + "/node_visitor"
require File.dirname(__FILE__) + "/node"

module Glimmer
  module XML
    class XmlVisitor < NodeVisitor

      attr_reader :document

      def initialize
        @document = ""
      end

      def process_before_children(node)
        if (!node.is_a?(Glimmer::XML::Node))          
          @document << node.to_s
          return
        end
        begin_open_tag(node)
        append_attributes(node) if node.attributes
        end_open_tag(node)
      end

      def process_after_children(node)
        return if (!node.is_a?(Glimmer::XML::Node))
        append_close_tag(node)
      end

      def begin_open_tag(node)
        @document << "<"
        @document << "#{node.name_space.name}:" if node.name_space
        @document << node.name
      end

      def end_open_tag(node)
        if (node.contents)
          @document << ">"
        else
          @document << " " if node.attributes.keys.size > 0
          @document << "/>"
        end
      end

      def append_close_tag(node)
        if (node.contents)
          @document << "</"
          @document << "#{node.name_space.name}:" if node.name_space
          @document << "#{node.name}>"
        end
      end

      def append_attributes(node)
        Glimmer.logger&.debug "Take 3"
        Glimmer.logger&.debug(node.attributes)
        node.attributes.each do |attribute, value|
          attribute_name = attribute
          attribute_name = "#{attribute.name_space.name}:#{attribute.name}" if attribute.is_a?(Node)
          @document << " #{attribute_name}"
          @document << "=\"#{value}\"" unless value.nil?
        end
      end

    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
glimmer-0.6.0	lib/glimmer/xml/xml_visitor.rb