Nandroid Restore Script

#!/sbin/sh -x
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU Library General Public License as published
# by the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# License GPLv2+: GNU GPL version 2 or later <http://gnu.org/licenses/gpl.html>
#
BB=/sbin/busybox;
UN=/sbin/unyaffs;
SYS=/system;
CHE=/cache;
DATA=/data;
ANDSEC=/sdcard/.android_secure;
DATE=`date +.%m.%d.%Y.%I:%M`;
BU=/sdcard/clockworkmod/backup/$DATE;
OUTFD=$(ps | grep -v "grep" | grep -o -E "update_binary(.*)" | cut -d " " -f 3);
ui_print() {
  if [ $OUTFD != "" ]; then
    echo "ui_print ${1} " 1>&$OUTFD;
    echo "ui_print " 1>&$OUTFD;
  else
    echo "${1}";
  fi;
}
$BB mount /dev/block/stl10 /data;
$BB mount /dev/block/mmcblk0p1 /sdcard;
#exec > /sdcard/restore.log 2>&1
ui_print "Checking MD5";
cd $BU && $BB md5sum -c nandroid.md5 || ui_print "md5 Error" || exit;
if [ -r $BU/boot.img ]; then
    ui_print "Flashing Boot Image";
    /sbin/flash_image boot $BU/boot.img;
fi;
if [ -r $BU/recovery.img ]; then
    ui_print "Flashing Recovery Image";
    /sbin/flash_image recovery $BU/recovery.img;
fi;
if [ -r $BU/system.img ]; then
    ui_print "Restoring System";
    $BB rm -Rf $SYS/*;
    cd $SYS;
    $UN $BU/system.img;
fi;
if [ -r $BU/data.img ]; then
    ui_print "Restoring User Data";
    $BB rm -Rf $DATA/*;
    cd $DATA;
    $UN $BU/data.img;
fi;
if [ -r $BU/cache.img ]; then
    ui_print "Restoring Cache";
    $BB rm -Rf $CHE/*;
    cd $CHE;
    $UN $BU/cache.img;
fi;
if [ -r $BU/.android_secure.img ]; then
    ui_print "Restoring .android_secure";
    $BB rm -Rf $ANDSEC/*;
    cd $ANDSEC;
    $UN $BU/.android_secure.img;
fi;
$BB test -d /data/dalvik-cache && ui_print "Clearing Dalvik-Cache" && $BB rm -rf /data/dalvik-cache;
$BB test -d /cache/dalvik-cache && ui_print "Clearing Dalvik-Cache" && $BB rm -rf /cache/dalvik-cache;
$BB test -d /data/tombstones/ && ui_print "Clearing Tombstones" && $BB rm -rf /data/tombstones/*;
$BB test -d /data/lost+found && ui_print "Clearing Lost+Found" && $BB rm -rf /data/lost+found/*;
ui_print "Fixing Permissions";
/sbin/fix_permissions;