#! /bin/sh

###
#
# Backup the contents of a folder
#
###

###
# Copyright (c) 2002 Regents of The University of Michigan.
# All Rights Reserved.
#
# Permission to use, copy, modify, and distribute this software and
# its documentation for any purpose and without fee is hereby granted,
# provided that the above copyright notice appears in all copies and
# that both that copyright notice and this permission notice appear
# in supporting documentation, and that the name of The University
# of Michigan not be used in advertising or publicity pertaining to
# distribution of the software without specific, written prior
# permission. This software is supplied as is without expressed or
# implied warranties of any kind.
#
# Research Systems Unix Group
# The University of Michigan
# c/o Wesley Craig
# 4251 Plymouth Road B1F2, #2600
# Ann Arbor, MI 48105-2785
###

PATH=/bin:/usr/bin:/usr/local/bin:/sbin:/usr/sbin; export PATH

projectdir="/Users/user/src/CurrentProject"
backupdir="/Volumes/Storage/backups"
newbackupdir=`date | awk '{ print $3 "-" $2 "-" $6 "-" $4 "-backup" }'`

# Messages to stdout appear in the iHook window
echo Preparing to backup $projectdir...

# ...except messages beginning with a % sign.
# This starts an indeterminate progress bar (barberpole):
echo %BEGINPOLE

if [ ! -d "$backupdir" ]; then
    mkdir "$backupdir"
    if [ $? -ne 0 ]; then
# messages to stderr appear in the drawer.
# This message, an error, is redirected to stderr
# so it will appear in the drawer.
	echo Create $backupdir failed 1>&2
	exit 2
    fi
fi

# Tell the user we're creating the directory
echo Creating $backupdir/$newbackupdir...

mkdir "$backupdir/$newbackupdir"
if [ $? -ne 0 ]; then
# again, redirect error messages to stderr, and to the drawer.
    echo Create $backupdir/$newbackupdir failed. 1>&2
fi

# start a determinate progress bar, while indicating
# we've created the new backup dir
echo %20

# just for fun, change the background of the iHook window
echo %BACKGROUND /Library/Images/mountains.png

echo Clearing $projectdir temporary space...
rm -rf "$projectdir/tmp"

echo %40

# update the message in the iHook window
echo Backing up $projectdir...
ditto -rsrcFork "$projectdir" "$backupdir/$newbackupdir"
if [ $? -ne 0 ]; then
    echo Backup of $projectdir failed.
    exit 2
fi

# we're done, fill the progress bar and remove it from the screen
echo %100

# update the message in the iHook window
echo Backup complete.

# wait a second, then exit
sleep 1

exit