Working_nokigiri_to_hash.rb

# works with textnodes, too

Nokogiri::XML::Node.class_eval do
  def to_hash
    unless children.empty?
      h = children.to_hash
      if h.length == 1 && h.has_key?(:onlytext)
        { name => h[:onlytext] }
      else
        { name => children.to_hash }
      end
    else
      { name => content }
    end
  end
end

Nokogiri::XML::NodeSet.class_eval do
  def to_hash
    inject({}) do |h,c|
      h.merge c.to_hash
    end
  end
end

Nokogiri::XML::Text.class_eval do 
  def to_hash
    c = content.strip
    c.blank? ? {} : { :onlytext => content }
  end
end