Vim: Get currently playing song from iTunes

iTunes.vim

function! s:current_track()
  let queries = ['album of the current track',
               \ 'artist of the current track',
               \ 'name of the current track',
               \ 'the player position']
  let query = "osascript -s s -e 'tell application \"iTunes\" to return "
             \ . join(queries, ' & "----" & ') . "'"

  let song_info = split(split(system(query), "\n")[0][1:-1], "----")
  return { 'album'  : song_info[0],
         \ 'artist' : song_info[1],
         \ 'title'  : song_info[2],
         \ 'seconds': split(song_info[3], '\.')[0]
         \ }
endfunction

function! CurrentTrack()
  let track = s:current_track()
  return track.artist . " - " . track.title . " (" . track.album . ")"
endfunction!

nnoremap <silent> <leader>ip :echo CurrentTrack()<cr>