#!/bin/sh

############################################################################
# tpdaemon
#
# Script to start/stop TurboPrint printer port daemon 
# (c) ZEDOnet GmbH
# Created 15-Nov-07
# 22-12-08 added Required-Start / Required-Stop entries in header
# 19-01-12 removed "&" after "tprintdaemon" (start in background) 
#          as it caused problems with systemd
############################################################################
### BEGIN INIT INFO
# Provides:          tpdaemon
# Required-Start:
# Required-Stop:
# Should-Start:      $ALL
# Default-Start:     2 3 5
# Default-Stop:      0 1 6
# Short-Description: TurboPrint usb port daemon 
# Description:       monitor usb ports while no print jobs are active
#                    make printer status information available to
#                    turboprint-monitor and kde/gnome applets
### END INIT INFO

########
# get Turboprint settings
########
eval $(cat "/etc/turboprint/system.cfg")

# set default user if not set in system.cfg

if [ -z $TPDAEMON_USER ] ; then
	TPDAEMON_USER="lp"
fi

# set default start mode if not set in system.cfg

if [ -z $TPDAEMON_START ] ; then
	TPDAEMON_START="1"
fi


########
# get pid of tprintdaemon
########
pid=$(pgrep tprintdaemon)

case $1 in
	restart)
		killall tprintdaemon
		sleep 1
		su $TPDAEMON_USER -c "/usr/bin/tprintdaemon 0" || /usr/bin/tprintdaemon 0
		echo "TurboPrint daemon restarted"
		;;
	forcestart)
		su $TPDAEMON_USER -c "/usr/bin/tprintdaemon 0" || /usr/bin/tprintdaemon 0
		echo "TurboPrint daemon started"
		;;
	start)
		if [ $TPDAEMON_START -eq 1 ] ; then
			su $TPDAEMON_USER -c "/usr/bin/tprintdaemon 0" || /usr/bin/tprintdaemon 0
			echo "TurboPrint daemon started"
		else
			echo "TPDAEMON_START not set - TurboPrint daemon not started"
			echo "use instead: tpdaemon forcestart"
		fi
		;;
	stop)
		killall tprintdaemon
		echo "TurboPrint daemon stopped"
		;;
	status)
		if [ $pid ] ; then
			echo "TurboPrint daemon is running, pid=$pid"
		else
			echo "TurboPrint daemon is not running"
		fi
		;;
	*)
		echo "Usage: tpdaemon {start|stop|status|forcestart}"
esac

# write / delete pid file

pid=$(pgrep tprintdaemon)
if [ $pid ] ; then
	echo $pid > /var/spool/turboprint/tpdaemon.pid
else
	rm /var/spool/turboprint/tpdaemon.pid
fi

exit 0