class UserAgent::Browsers::WindowsMediaPlayer

def self.extend?(agent)
  agent.detect do |useragent|
    (useragent.product == "NSPlayer" || useragent.product == "Windows-Media-Player" || useragent.product == "WMFSDK") &&
      agent.version != "4.1.0.3856" && # 4.1.0.3856 is libavformat
      agent.version != "7.10.0.3059" && # used by VLC for mmsh support
      agent.version != "7.0.0.1956" # used by VLC for mmstu support
  end
end