uri_parse.rb

module URI
  def self.parse(uri)
    uri = "#{uri}/" unless uri.index("/")
    uri = "http://#{uri}" unless uri.index("://")
    scheme, userinfo, host, port, 
      registry, path, opaque, query, fragment = self.split(uri)

    if scheme && @@schemes.include?(scheme.upcase)
      @@schemes[scheme.upcase].new(scheme, userinfo, host, port, 
                                   registry, path, opaque, query, 
                                   fragment)
    else
      HTTP.new(scheme, userinfo, host, port, 
                  registry, path, opaque, query, 
                  fragment).normalize
    end
  end
end