Upload Photos to Dropbox bash script

uploadPhotos.sh

#!/bin/bash

echo "iPhoto Dropbox Backup v0.1";
echo "===================";
echo "";

RUNLOG="./uploader_runlog.txt"
COUNTER=0

if [ ! -f $RUNLOG ]; then
	dropbox_uploader.sh download $RUNLOG $RUNLOG
fi

find ./ -name "*.jpg" -print0 -o -name "*.JPG" -print0 | while read -d $'\0' CURRENTFILE
do
	if [ -h "$CURRENTFILE" ]
	then
		echo "file " $CURRENTFILE " is a symlink"
	else
		if $( grep -Fxq "$CURRENTFILE" "$RUNLOG" ); then
			echo "file " $CURRENTFILE "has already been uploaded"
		else
			echo "\tfound" $CURRENTFILE
			NEWFILENAME=$( echo $CURRENTFILE | sed "s/[\.\/]//g" | sed "s/jpg/.jpg/g" | sed "s/JPG/.jpg/g" )
			echo "\tnew name" $NEWFILENAME		

			echo "\tfetching exif data"
			EXIFDATA=$(exiv2 "$CURRENTFILE" | grep timestamp)
			
			read X X YEAR MONTH DAY HOUR MINUTE SECOND <<<${EXIFDATA//:/ }	
			TIMESTAMPEDFILENAME=$YEAR$MONTH$DAY$HOUR$MINUTE"_"$NEWFILENAME	
			echo "\tuploading to " $TIMESTAMPEDFILENAME	
			dropbox_uploader.sh upload "$CURRENTFILE" "$TIMESTAMPEDFILENAME" && echo $CURRENTFILE >> $RUNLOG
		fi
	fi
done

dropbox_uploader.sh upload $RUNLOG $RUNLOG