#!/bin/bash

for i in *wma; do
cp -v "$i" `echo $i | tr ' ' '_'` > log
cat log | cut -d '`' -f 3 | sed -s "s/'//" >> list_arq
done

# converter com o mplayer / codificar com a LAME
for i in `cat list_arq`; do
mplayer -vo null -vc dummy -af resample=44100 -ao pcm:waveheader $i > mp_log && echo 0 > log || echo 1 > log
title=`cat mp_log | grep name: | cut -d ":" -f 2 | cut -d " " -f 2-`
author=`cat mp_log | grep author: | cut -d ":" -f 2 | cut -d " " -f 2-`
track="$(( $track + 1 ))"

if [ -z "$title" ]; then
title="Unknown"
fi
if [ -z "$author" ]; then
author="Unknown"
fi

if [ `cat log` = "0" ]; then
  if [ $track -le "9" ]; then
   lame -m s audiodump.wav --tt "${title}" --ta "${author}" --tn "${track}" -o "0${track} - ${title}.mp3"
   else
   lame -m s audiodump.wav --tt "${title}" --ta "${author}" --tn "${track}" -o "${track} - ${title}.mp3"
   fi
  else
  echo "Erro ao decodificar o arquivo: $i"
  echo "Saida de erro:"
  echo
  cat mp_log
  rm $i log mp_log
  exit 1
  fi

rm $i
rm log mp_log
done

rm audiodump.wav
rm list_arq
exit 0