#!/bin/sh
#
# run vdr

. /etc/init.d/rc.functions

rm -f /tmp/vdr_stop /tmp/vdr_quick_restart

case "$1" in
	-k)
		touch /tmp/vdr_stop
		killproc "/usr/bin/vdr" 10
		exit $?
		;;
	-r)
		killproc "/usr/bin/vdr" 10
		exit $?
		;;
	-q)
		touch /tmp/vdr_quick_restart
		killproc "/usr/bin/vdr" 0
		exit $?
		;;
	-n)
		norestart=1
		;;
	-*)
		echo "Usage $0 {-k | -r | -q}"
		echo "      -k   kill vdr"
		echo "      -r   restart vdr"
		echo "      -q   quick restart vdr"
		echo "      -n   no restart if an error occur"
		exit 1
		;;
esac

ps=$(ps); echo "$ps" | grep "{${0##*/}}" | grep -q -v $$ && { echo "${0##*/} is already running"; exit 1; }

/etc/vdr/run.d/rc.action start
	
while (true) do
	. /etc/rc.config

	export LANG
	export LC_ALL=$LANG
	export VDR_CHARSET_OVERRIDE
	
	# check if a remote control must be enabled
	if ps | grep -v "grep" | grep -q "lircd" && (! test -e /usr/bin/vdr-sxfe || ! grep -sqi "^lirc\." /etc/vdr/remote.conf); then
		VDR_ARGS="$VDR_ARGS --lirc"
	fi
	
	# update remote configuration file
	cat /etc/vdr/remote.conf.* 2>/dev/null >> /etc/vdr/remote.conf
	rm -f /etc/vdr/remote.conf.*
	mv /tmp/remote.conf.* /etc/vdr 2>/dev/null

	# update reccmds.conf
	cat /etc/vdr/reccmds.conf.* 2>/dev/null > /etc/vdr/reccmds.conf
	find /etc/vdr -name "reccmds.sh.*" -exec {} \; >> /etc/vdr/reccmds.conf
	
	# check if a input device must be train
	if ! grep -sqi "^lirc\." /etc/vdr/remote.conf && [ -z "${VDR_ARGS%%* --lirc}" ] ||
	   ! grep -sqi "^rcu\." /etc/vdr/remote.conf && [ -z "${VDR_ARGS%%* -Prcu}" ] ||
	   ! grep -sqi "^remote\." /etc/vdr/remote.conf && ls /etc/vdr/remote.rc* >/dev/null 2>&1 && [ -e /usr/bin/av7110_loadkeys ] ||
	   ! grep -sqi "^XKeySym\." /etc/vdr/remote.conf ||
	   ! grep -sqi "^kbd\." /etc/vdr/remote.conf
	then
		echo "xineliboutput.OSD.Size = 720x576" >> /etc/vdr/setup.conf.add
	elif grep "xineliboutput.OSD.Size = 720x576" /etc/vdr/setup.conf; then
		echo "xineliboutput.OSD.Size = automatic" >> /etc/vdr/setup.conf.add
	fi
	
	# update vdr configuration file
	while read line; do
		sed "/${line%% *}/d" -i /etc/vdr/setup.conf
		echo "$line" >> /etc/vdr/setup.conf
	done 2>/dev/null < /etc/vdr/setup.conf.add
	rm -f /etc/vdr/setup.conf.add
	
	# activate selected channel list
	if [ -n "$VDR_CHANNELLIST" ]; then
		ln -fs /etc/vdr/channels/$VDR_CHANNELLIST.conf /etc/vdr/channels.conf
	fi
	
	# suche Plugins und Parameter zusammen
	plugins=""
	for plugin in $VDR_PLUGIN_ORDER `ls /usr/lib/vdr/libvdr* 2>/dev/null | sed 's/.*libvdr-\([^.]*\).*/\1/'`; do
		if [ -z "`echo "$plugins" | grep -e "-P[^a-z]$plugin " 2>/dev/null`" -a -n "`ls /usr/lib/vdr/libvdr-$plugin* 2>/dev/null`" ]; then
			eval options=\$VDR_PLUGIN_ARGS_$(echo "$plugin" | sed 's/-/_/g')
			plugins="$plugins -P\"$plugin $options\""
		fi
	done

	# wait for dvb adapters
	i=0; while [ $i -lt 10 -a ! -e /tmp/vdr_quick_restart -a $(ls /dev/dvb/adapter?/dvr? 2>/dev/null | wc -l) -lt 0$VDR_DVB_ADAPTER_COUNT ]; do i=$(($i+1)); sleep 1 "#waiting for dvb adapters"; done
	update_setting "VDR_DVB_ADAPTER_COUNT" "$(ls /dev/dvb/adapter?/dvr? 2>/dev/null | wc -l)"
	
	starttime=`date +%s`
	
	rm -f /tmp/vdr_quick_restart
	
	# starte vdr
	eval /usr/bin/vdr -s /etc/vdr/shutdown.d/rc.action -r /etc/vdr/recording.d/rc.action -w 60 -L /usr/lib/vdr -c /etc/vdr -E /var/cache/vdr/epg.data -v /data/tv/tv0 -g /tmp -u root $VDR_ARGS $plugins >>${VDR_STDOUT-/dev/stderr}
	
	test -e /tmp/vdr_stop && break

	if [ -e /tmp/vdr_quick_restart ]; then
		/etc/vdr/run.d/rc.action quick_restart
	else
		echo -n "VDR exits at "; date

		killproc "/usr/bin/vdr" 0

		test -e /tmp/vdr_stop -o "$norestart" = "1" && break

		# schnelle wiederholte Neustarts verzögern
		if [ $starttime -gt $(( `date +%s` - 15 )) ]; then
			sleep 10 # waiting for vdr
		fi

		/etc/vdr/run.d/rc.action restart
	fi
done

/etc/vdr/run.d/rc.action stop

rm -f /tmp/vdr_stop /tmp/vdr_quick_restart