#!/bin/bash
# this script shall be called by murasaki
# 27 Jul 2003 by Masaki Shinomiya <shino@pos.to>

CAMDIR=/mnt/camera           ;# need to be existing and described on /etc/fstab
PHOTODIR=${CAMDIR}/dcim/100olymp        ;# the directory name depends on your camera
VIEWDIR=/mnt/windat/public/camera		;# directory the photoes copied to
APPL=gqview                      ;# program name to be launched
#APPL=""
LOG=/dev/console                   ;# launch xconsole if you like to see

echo "$0 $1" > $LOG
echo -n "Called at " >> $LOG
date >> $LOG

MYNAME=$(basename $0)
[ "$(/sbin/pidof $MYNAME)" = "" ] || exit ;# to aboid double call

for i in run lock                       ;# /var/run in modern systems, /var/lock in old ones
do
  if [ -f /var/$i/console.lock ]; then
    USER=$(cat /var/$i/console.lock)
    break
  fi
done

case $1 in
    start)
	cat /proc/scsi/scsi >> $LOG
	#cat /proc/scsi/scsi | grep -q  OLYMPUS || exit ;# doesn't work. why?
	mount ${CAMDIR} >> $LOG 2>&1
	[ -d ${PHOTODIR} ] || exit
	ls -dl  ${PHOTODIR} >> $LOG 2>&1
	if [ "${VIEWDIR}" != "" ] ;then
		rm -fR ${VIEWDIR}.bak >> $LOG 2>&1
		[ -d ${VIEWDIR} ] && mv ${VIEWDIR} ${VIEWDIR}.bak >> $LOG 2>&1
		mkdir ${VIEWDIR} >> $LOG 2>&1 && cp  ${PHOTODIR}/* ${VIEWDIR} >> $LOG 2>&1
		umount ${CAMDIR} >> $LOG 2>&1
	else
		VIEWDIR=${PHOTODIR}
	fi
	if [ ${APPL} != "" ] ;then
		[ -d ${VIEWDIR} ] && [ "$(/sbin/pidof  ${APPL} )" = "" ] && \
		exec su - $USER -c "DISPLAY=':0' ${APPL} ${VIEWDIR} >> $LOG 2>&1" &
	fi
	sleep 1                       ;# to aboid double call
	;;
    stop)
	if [ ${APPL} != "" ] ;then
		[ "${VIWEDIR}" = "${PHOTODIR}" ] && killall ${APPL}  >> $LOG 2>&1
	fi
	umount ${CAMDIR} >> $LOG 2>&1
	;;
    *)	echo "Usage: $0 start|stop"
	;;
esac
exit