module MultiXml::Parsers::Nokogiri::Conversions::Node

def to_hash(hash={})
  node_hash = {}
  # Insert node hash into parent hash correctly.
  case hash[name]
    when Array then hash[name] << node_hash
    when Hash  then hash[name] = [hash[name], node_hash]
    when nil   then hash[name] = node_hash
  end
  # Handle child elements
  children.each do |c|
    if c.element?
      c.to_hash(node_hash)
    elsif c.text? || c.cdata?
      node_hash[CONTENT_ROOT] ||= ''
      node_hash[CONTENT_ROOT] << c.content
    end
  end
  # Remove content node if it is blank and there are child tags
  if node_hash.length > 1 && node_hash[CONTENT_ROOT].blank?
    node_hash.delete(CONTENT_ROOT)
  end
  # Handle attributes
  attribute_nodes.each { |a| node_hash[a.node_name] = a.value }
  hash
end