#! /bin/sh

echo generating roll directory $1 from $2

TO_DIR=$1
FROM_DIR=$2

if [ "$TO_DIR" == "" ]
then 
	exit
fi
if [ "$FROM_DIR" == "" ]
then 
	exit
fi

for DIR in `find $FROM_DIR -type d | grep -v tn`
do
	if [ "$DIR" != "" ] 
	then
		for JPG in ${DIR}/*.jpg
		do
			JPG=`echo $JPG | grep _`
			if [ -e "$JPG" ]
			then
				COUNT=`echo $JPG | tr / " " | wc -w`
				JPG=`echo $JPG | cut -d"/" -f $COUNT`
				echo $JPG | grep -q _ || continue
				ROLL=`echo $JPG | cut -d"_" -f 1`
				mkdir -p $TO_DIR/$ROLL
				ln $DIR/$JPG $TO_DIR/$ROLL/$JPG
			fi
		done
	fi
done