BEGIN {
  OFS="\t"
  local_recordings[0] = 0
  delete local_recordings[0]
  if (file_local_recordings) {
    while ((getline < file_local_recordings) == 1)
      local_recordings[$1] = $2
    close(file_local_recordings)
  }
}
{
  gsub("&", "\\\\&")
  parentid = $1
  id = $2
  med = $3
  nr = $4
  dur = $5
  title = $6
  artist = $7
  # Parse duration
  if (dur) {
    dur = int(dur / 1000)
    dh = int(dur / 3600)
    dur = dur % 3600
    dm = int(dur / 60)
    ds = dur % 60
    if (ds <= 9)
      ds = "0"ds
    dur = dh ? dh":"dm":"ds : dm":"ds
  } else {
    dur = "??:??"
  }
  line = format
  sub("<<med>>", med, line)
  sub("<<nr>>", nr, line)
  sub("<<title>>", title, line)
  sub("<<artist>>", artist, line)
  sub("<<duration>>", dur, line)
  l = local_recordings[id] ? format_local : ""
  sortk = med" "nr
  print sortk, l, line, parentid, id ":" local_recordings[id]
}