#!/bin/bash

#usage
# $0 tmpfile path

RIPPER="cdparanoia"
RIPPER_TEST_OPTIONS="-Q"
RIPPER_OPTIONS="-Be"
RIPPER_FILES="track*.cdda.wav"
RIPPER_FILES_EXT="wav"
ENCODER="ffmpeg"
ENCODER_OPTIONS=""
ENCODER_EXT="ogg"
CDDRIVE="/dev/hda"

function realpath()
{
	filename=`basename "$1"` 
	dirname=`dirname "$1"` 
	cd "$dirname" && echo `pwd`/$filename
}

TMP_PATH=`realpath "$1"`
OUTPUT_PATH=`realpath "$2"`

if [ ! -d "$TMP_PATH" ] || [ ! -d "$OUTPUT_PATH" ]; then
	echo Usage: $0 temp_path output_path
	exit 1
fi

function show_progress()
{
	POS=`tail $1 | grep read | tail -n1 | sed -e 's/^.* @ //'`
	SECTORS=`grep -m1 to\ sector $1 | sed -e 's/[^0-9]*\([0-9]*\).*/\1/'`
	PERCENT=`echo scale=2\;$POS \* 100 / 1176 / $SECTORS | bc 2>/dev/null`
	#echo Pos: $POS Sectors: $SECTORS Percent: $PERCENT
	if [ -n "$PERCENT" ]; then
		echo -n $'\r'
		echo -n $PERCENT% completed
	fi
}

function realpath()
{
	filename=`basename "$1"` 
	dirname=`dirname "$1"` 
	cd "$dirname" && echo `pwd`/$filename
}

$RIPPER $RIPPER_TEST_OPTIONS

echo
echo Ripping in 10 seconds
sleep 10

TMPDIR=`mktemp -dp "$TMP_PATH"`
RIPPER_OUTPUT=$TMPDIR/ripper_output
cd "$TMPDIR"

$RIPPER $RIPPER_OPTIONS 2>&1 | cat > "$RIPPER_OUTPUT" &
RIPPER_PID=$!

while [ 1 ]; do
	if ls $RIPPER_FILES >/dev/null 2>&1; then
		IFS=$'\n'
		for i in `ls $RIPPER_FILES 2>/dev/null`; do
			SIZE=`du "$i" | sed -re 's/[[:blank:]]+.*//'`
			for (( j=0; j < 15 ; j++ )); do show_progress $RIPPER_OUTPUT; sleep 1; done
			if [ $SIZE -eq `du "$i" | sed -re 's/[[:blank:]]+.*//'` ]; then
				echo
				echo Encoding $i
				$ENCODER $ENCODER_OPTIONS -i "$i" "$OUTPUT_PATH/`basename "$i" $RIPPER_FILES_EXT`$ENCODER_EXT"
				echo Encoding finished - deleting $i
				rm -f "$i"
				#tail -f $RIPPER_OUTPUT &
				#TAIL_PID=$!
			fi
		done
	else
		if ! kill -0 $RIPPER_PID >/dev/null 2>&1; then
			break
		fi
	fi
	sleep 2;
done
echo Finished
rm -rf "$TMPDIR"
eject $CDDRIVE