# -*- encoding: utf-8 -*-
module MusicBrainz
  class Base
    def self.safe_get_attr(xml, path, name)
      node = path.nil? ? xml : (xml.css(path).first unless xml.css(path).empty?)
      node.attr(name) unless node.nil? or node.attr(name).nil?
    end

    def self.safe_get_value(xml, path)
      xml.css(path).first.text unless xml.css(path).empty?
    end

    def self.load(*args)
      MusicBrainz::Tools::Proxy.load(*args)
    end
  end
end