class UserAgent::Browsers::WindowsMediaPlayer

def self.extend?(agent)
  agent.detect do |useragent|
    %w(NSPlayer Windows-Media-Player WMFSDK).include?(useragent.product) &&
      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

def browser
  "Windows Media Player"
end

def classic?
  version.to_a[0] <= 4
end

def has_wmfsdk?(version)
  if wmfsdk_version && wmfsdk_version.to_s =~ /\A#{version}/
    return true
  else
    return false
  end
end

def mobile?
  ["Windows Phone 8", "Windows Phone 8.1"].include?(os)
end

def os
  # WMP 6.4
  if classic?
    case version.to_a[3]
    when 3564, 3925 then  "Windows 98"
    when 3857 then        "Windows 9x"
    when 3936 then        "Windows XP"
    when 3938 then        "Windows 2000"
    else "Windows"
    end
  # WMP 7/7.1
  elsif version.to_a[0] == 7
    case version.to_a[3]
    when 3055 then "Windows 98"
    else "Windows"
    end
  # WMP 8 was also known as "Windows Media Player for Windows XP"
  elsif version.to_a[0] == 8
    "Windows XP"
  # WMP 9/10
  elsif version.to_a[0] == 9 || version.to_a[0] == 10
    case version.to_a[3]
    when 2980 then              "Windows 98/2000"
    when 3268, 3367, 3270 then  "Windows 2000"
    when 3802, 4503 then        "Windows XP"
    else "Windows"
    end
  # WMP 11/12
  elsif version.to_a[0] == 11 || version.to_a[0] == 12
    case version.to_a[2]
    when 9841, 9858, 9860,
         9879 then              "Windows 10"
    when 9651 then              "Windows Phone 8.1"
    when 9600 then              "Windows 8.1"
    when 9200 then              "Windows 8"
    when 7600, 7601 then        "Windows 7"
    when 6000, 6001, 6002 then  "Windows Vista"
    when 5721 then              "Windows XP"
    else                        "Windows"
    end
  else
    "Windows"
  end
end

def platform
  "Windows"
end

def wmfsdk_version
  (respond_to?("WMFSDK") && self.send("WMFSDK").version) || nil
end