#!/bin/sh

if [ $# = 0 ]
then
	echo "Usage: $0 *.jpg" >&2
	echo "  Organizes photos to subdirectories by date they were created." >&2
	exit
fi

for f in $@ ; do
	d=`exiftags "$f" | sed -n '/^Image Created:/s/^[^:]\+: \(....\):\(..\):\(..\).*/\1-\2-\3/p'`
	[ -d "$d" ] || mkdir "$d" && mv -v "$f" "$d/"
done