#!/bin/bash

. config || exit 0
set -e
set -x

# Customize the outer ISO image
sed -i -s -e \
    "s/DISKNAME.*/DISKNAME  NILMbuntu $VERSION/" \
    ${ISO}/README.diskdefines

# The .disk/info file is important -- it's used by ubiquity to extract
# out the distro name in dialogs, and I think casper might use it too
echo "NILMbuntu $VERSION" > ${ISO}/.disk/info

# Set up preseed file by appending preseed.cfg to the Xubuntu
# default one
cat ${ISO}/preseed/xubuntu.seed preseed.cfg > ${ISO}/preseed/nilmbuntu.seed

# Set up isolinux how we want by editing its config
TRY="Boot ^NILMbuntu ${VERSION}"
cp splash.png ${ISO}/isolinux/splash.png
perl -n -i \
    -e '$n=1 if /^label/; $n=2 if /^label live-install/; next if $n==2;' \
    -e "s/menu label.*(Try|NILM).*/menu label $TRY/g;" \
    -e "s,preseed/.*[.]seed,preseed/nilmbuntu.seed,g;" \
    -e "s/ quiet splash//g;" \
    -e "print;" \
    ${ISO}/isolinux/txt.cfg
sed -i -s -e "s/^ui gfxboot/# ui gfxboot/g;" ${ISO}/isolinux/isolinux.cfg

# Set up grub similarly
TRY="Boot NILMbuntu ${VERSION}"
perl -n -i \
    -e "next if /menuentry \"Install/../^}$/;" \
    -e "next if /menuentry \"OEM install/../^}$/;" \
    -e "s/menuentry \"(Try|NILM).*\" \{/menuentry \"${TRY}\" {/g;" \
    -e "s,preseed/.*[.]seed,preseed/nilmbuntu.seed,g;" \
    -e "s/ quiet splash//g;" \
    -e "print;" \
    ${ISO}/boot/grub/{grub,loopback}.cfg

if ! [ "$1" == "skip" ] ; then

# Run the customize-inner.sh script inside the chroot
sudo cp nilmbuntu.png ${FS}/usr/share/xfce4/backdrops/nilmbuntu.png
sudo cp customize-inner.sh ${FS}/root/customize-inner.sh
sudo chmod +x ${FS}/root/customize-inner.sh
./enter.sh "cd /root ; ./customize-inner.sh"

fi