#!/bin/bash
# $Id: oddb_batchgrab 30 2008-05-26 14:23:07Z winex $

prog=${0##*/}

if [ -z "$1" ]; then
	echo "Usage: $prog DEVICE"
	exit 1
fi

dev="$1"
exitifempty=0

if [ ! -b $dev ]; then
	echo "$prog: '$dev' is not a block device thus even not an ODD" >&2
	exit 1
fi

if [ ! -w $dev ]; then
	echo "$prog: '$dev' is not writeable, but wodim expects this even for reading."
	echo "Ask your system administrator for proper setup."
	exit 2
fi

# close tray on CTRL-C or TERM or KILL
trap trap_func SIGINT SIGTERM

trap_func()
{
	echo -n "closing tray..."
	eject -t $dev
	echo
	exit 0
}

echo ""

# TODO: 20080407 winex: exit if empty tray is closed and beep by "echo -e '\a'"
# when finished, but in case of remote control such as ssh,vnc it will beep be
# on the client side :(
while : ; do
	# sleep loop while tray is opened
	while wodim -v -V -inq dev=$dev 2>&1 | grep -q 'Mode Sense Data 00 [0-9A-Fa-f][0-9A-Fa-f] 71'; do
		sleep 15
		exitifempty=1
	done

	# exit tray is closed without any medium and not at the program start
	wodim -v -V -inq dev=$dev 2>&1 | grep -q 'medium not present'
	if [ $? -eq 0 ] && [ $exitifempty -ne 0 ]; then
		exit 0
	fi

	oddb_mkimage $dev || echo "FAILED" >&2
	eject $dev

	for i in 1 2 3; do
		echo -ne '\a'
		sleep 0.2
	done
	exitifempty=1
done