#!/bin/bash
#
# kusbsave
#
# Save changes of the running Slax 6 system (booted off USB drive) onto USB drive or create a lzm of
# different existing lzms with the option to delete the old ones
#
# Written by flux (pilleus.pulcher at arcor.de)
# Copyright by flux
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, 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.
#
# Version 0.1a 20070806
# Version 0.1b 20070807
# Changes in 0.1b
# -added the stop commands if a user chooses "cancel"
#
choice=$(kdialog --geometry 400x50 --title "kusbsave" --radiolist "Please choose your action:" 1 "Save the changes of the running system to USB drive" on 2 "Create a new lzm of different existing lzms" off)
if [ "$choice" = "" ]; then
exit
fi

if [ "$choice" = "1" ]; then

savelzm=$(kdialog --title "kusbsave" --getsavefilename "`echo /mnt/live/mnt/*/slax/modules/`"$(date +'%y.%m.%d.%H.%M').lzm"" ".lzm")
if [ "$savelzm" = "" ]; then
exit
fi

sync
konsole -T "Creating $savelzm ..." --geometry 750x15 -e dir2lzm /mnt/live/memory/changes/ $savelzm
sync

kdialog --geometry 400x50 --title "kusbsave" --msgbox "The changes of the running system have been stored in\n\n $savelzm.\n\n The script will finish now."

else

ls /mnt/live/memory/images/ > /tmp/includelist
ls /mnt/live/memory/images/ >> /tmp/includelist
ls /mnt/live/memory/images/ >> /tmp/includelist

include=$(kdialog --title "kusbsave" --checklist "Now you can choose one or more module(s) out of your running system:" `cat /tmp/includelist | sort | sed 's/\///g'`)

if [ "$include" = "" ]; then
exit
fi

echo $include | sed 's/"//g' > /tmp/include

mkdir /tmp/work

for modinc in $include
do
{
echo $modinc | sed 's/"//g' > /tmp/modinc2
modinc1=$(cat /tmp/modinc2)
cp -R /mnt/live/memory/images/$modinc1/* /tmp/work/
} | kdialog --title "kusbsave" --passivepopup "The choosen module will be copied to a temporary directory. Please wait a moment ..."

modinc1=$(cat /tmp/modinc2)

kdialog --title "kusbsave" --msgbox "The module $modinc1 was copied to /tmp/work/. We go on now ...!"
done

kdialog --title "kusbsave" --msgbox "Now you can choose the storage medium and the name of your new module ...!"

newlzm=$(kdialog --title "kusbsave" --getsavefilename "`echo /mnt/live/mnt/*/slax/modules/`"$(date +'%y.%m.%d.%H.%M').lzm"" ".lzm")

if [ "$newlzm" = "" ]; then
exit
fi

konsole -T "Creating $newlzm ..." --geometry 750x15 -e dir2lzm /tmp/work $newlzm

kdialog --title "kusbsave" --msgbox "The choosen module was compressed and stored in `echo $newlzm`!"

choice2=$(kdialog --title "kusbsave" --radiolist "Do you want to remove the choosen modules, which were put together into $newlzm:" 1 "Yes, the modules shall be deleted." on 2 "No, the modules shall be untouched." off)

if [ "$choice2" = "" ]; then
exit
fi

if [ "$choice2" = "1" ]; then

for i in `cat /tmp/include`; do
rm /mnt/live/mnt/*/slax/modules/$i
done
else
exit
fi

fi

rm -R /tmp/work 2>/dev/null
rm /tmp/{mo*,include*} 2>/dev/null