Twitterクライアント'Shrimp'のNow playingプラグイン

NowPlaying.rb

class ShrimpPlugin
  def initialize()
  end

  def OnInitialize(plugin)
    plugin.PluginName = 'Now playing'
    plugin.PluginDeveloper = 'NKMR_YA'
    plugin.PluginVersion = 100
    plugin.PluginDescription = 'foobar2000で再生中の音楽または入力した曲名を変形します'
  end

  def OnCreateTweetBoxMenu(hook)
    hook.OnClickedMenu = Proc.new do |data|
      data.text = nowPlaying(data.text)
    end
    hook.text = 'Now playing'
  end

  def windowTitle()
    proc = System::Diagnostics::Process.GetProcessesByName('foobar2000')
    if proc.length != 0
      "#{proc[0].MainWindowTitle}"
    else
      nil
    end
  end

  def musicTitle()
    title = windowTitle()
    if title
      title.sub!(/^.*?\[.*?\]/, '')
      title.sub!(/\[.*?\]$/, '')
      title.strip!
    end
    title
  end

  def nowPlaying(text)
    title = musicTitle() || text
    "NowPlaying: #{title} #nowPlaying"
  end
end