#!/bin/sh
#
#    Copyright (C) 2009-2020 Ruben Rodriguez <ruben@trisquel.info>
#    Copyright (C) 2022 Luis Guzman <ark@switnet.org>
#
#    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.
#
#    You should have received a copy of the GNU General Public License
#    along with this program; if not, write to the Free Software
#    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
#

VERSION=12
EXTERNAL='deb-src http://ftp.debian.org/debian bullseye main'
REPOKEY=0E98404D386FA1D9
NETINST=true
. ./config

#Manually disable 'any' other arch than amd64
sed -i '/Architecture:/s|any|amd64|' debian/control
# Set complete name as BUILD_DATE
sed -i "/DATE=/s/ | cut -d '.' -f 1//" debian/rules

cat << EOF > ${LOCAL_APT}/etc/apt_${CODENAME}.conf
Dir::State "${LOCAL_APT}/var/lib/apt";
Dir::State::status "${LOCAL_APT}/var/lib/dpkg/status";
Dir::Etc::SourceList "${LOCAL_APT}/etc/apt.sources_${CODENAME}.list";
Dir::Etc::SourceParts "";
Dir::Cache "${LOCAL_APT}/var/cache/apt";
pkgCacheGen::Essential "none";
Dir::Etc::Trusted "${LOCAL_APT}/etc/trusted.gpg";
Acquire::ForceIPv4 "true";
EOF

cp $DATA/../keyring.gpg ${LOCAL_APT}/etc/trusted.gpg

cat << EOF > ${LOCAL_APT}/etc/apt.sources_${CODENAME}.list
deb $LOCALMIRROR $CODENAME main
deb $LOCALMIRROR $CODENAME-updates main
deb $LOCALMIRROR $CODENAME-security main
EOF

find build/pkg-lists -type f | xargs sed -i /media-retriever/d
apt-get update -c ${LOCAL_APT}/etc/apt_${CODENAME}.conf
# Get available kernel at release/main packages.
LASTKERNEL="$(apt-cache madison -c ${LOCAL_APT}/etc/apt_${CODENAME}.conf linux-libc-dev|grep ${CODENAME}/main|awk '{print$3}'|head -n1|cut -d. -f1,2,3)"
#sed -i "/# The version of the kernel to use./a BASEVERSION = $LASTKERNEL" ./build/config/amd64.cfg
#sed -i "s/^KERNELVERSION = .*/KERNELVERSION = \$(BASEVERSION)-generic/g" ./build/config/amd64.cfg
#sed -i "s/^MEDIUM_SUPPORTED.*/MEDIUM_SUPPORTED = cdrom netboot/g" ./build/config/amd64.cfg
##Optional
#sed -i '/KERNELNAME = vmlinuz/a #KERNELIMAGEVERSION = $(KERNELVERSION)' ./build/config/amd64.cfg
for i in amd64 arm64 armhf ppc64el
do
find build/config/ -name $i.cfg | xargs sed -i "/# The version of the kernel to use./a BASEVERSION = $LASTKERNEL"
find build/config/ -name $i.cfg | xargs sed -i "s/^KERNELVERSION = .*/KERNELVERSION = \$(BASEVERSION)-generic/g"
find build/config/ -name $i.cfg | xargs sed -i "s/^MEDIUM_SUPPORTED.*/MEDIUM_SUPPORTED = cdrom netboot/g"
find build/config/ -name $i.cfg | xargs sed -i '/KERNELNAME = vmlinuz/a #KERNELIMAGEVERSION = $(KERNELVERSION)'
done
#Limit arm to u-boot
for i in arm64 armhf
do
find build/config/ -name $i.cfg | xargs sed -i "s/^MEDIUM_SUPPORTED.*/MEDIUM_SUPPORTED = u-boot/g"
done

##TODO: fix the EFI bootloader image
sed -i '/shim/s|signed|unsigned|g' debian/control
sed -i 's|grub-efi-amd64-signed|grub-efi-amd64-bin|' debian/control
sed -i 's|-signed||' debian/control
sed -i '/win32-loader/d' debian/control

#use unsigned shim
grep -rl "efi\.signed" | xargs sed -i 's|efi\.signed|efi|g'
#adjust path and name files from debian to trisquel | $arch-bin efi file (/usr/lib/grub/x86_64-efi/monolithic/grubx64.efi)
sed -i 's|\$platform-signed/grub|\$platform/monolithic/grub|' build/util/efi-image
sed -i 's|\$efi_name-installer.efi|\$efi_name.efi|' build/util/efi-image
##EO-TODO

rm -r build/boot/artwork/11-homeworld
mkdir build/boot/artwork/trisquel/
cp $DATA/splash.svg build/boot/artwork/trisquel/trisquel.svg
sed -i 's|SPLASH_PNG=.*|SPLASH_PNG=boot/artwork/trisquel/trisquel.png|' build/config/x86.cfg
grep -rl 'vshift 8' build/boot | xargs sed -i '/vshift/s|8|12|g'
grep -rl 'rows 12' build/boot | xargs sed -i '/rows/s|12|10|g'

cat << EOF > build/sources.list.udeb.local
deb $LOCALMIRROR $CODENAME main/debian-installer
deb $LOCALMIRROR $CODENAME-updates main/debian-installer
#deb $LOCALMIRROR $CODENAME-security main/debian-installer
EOF

#firmware-linux-free-udeb is missing
cat << EOF >> build/pkg-lists/netboot/common
#open-ath9k-htc-firmware-udeb
openfwwf-udeb
EOF

rpl "2004-20.." "2004-20$(date +'%y')" . -R
rpl www.ubuntu.com trisquel.info . -R
rpl ubuntu.com trisquel.info build/boot/ -R
rpl www.ubuntu trisquel build/boot/ -R
rpl \"com/ \"info/ build/boot/ -R
rpl Ubuntu Trisquel . -R
rpl UBUNTU TRISQUEL . -R
rpl TRISQUEL-PT UBUNTU-PT . -R
rpl Canonical Trisquel . -R
rpl Ltd\. GNU/Linux . -R
rpl Trisquel-l10n ubuntu-l10n . -R
rpl "Trisquel Ltd, and Rosetta" "Canonical Ltd, and Rosetta" . -R
rpl ubuntu-keyring trisquel-keyring . -R
rpl ubuntu-archive-keyring trisquel-archive-keyring . -R

rpl Debian Trisquel . -R
rpl DEBIAN TRISQUEL . -R
rpl http://ftp.debian.org/debian http://archive.trisquel.org/trisquel . -R
rpl http://www.debian.org/ https://trisquel.info build/boot/ -R
# Replace the debian release for the trisquel one.
rpl bullseye $CODENAME . -R
rpl debian-archive-keyring trisquel-keyring debian/control
rpl debian-ports-archive-keyring trisquel-keyring debian/control
rpl debian-archive-keyring.gpg trisquel-archive-keyring.gpg . -R
rpl debian-ports-archive-keyring.gpg trisquel-archive-keyring.gpg . -R
rpl debian-archive-keyring-udeb trisquel-keyring-udeb . -R
rpl debian-ports-archive-keyring-udeb trisquel-keyring-udeb . -R

# build/config/common
grep -rl TRISQUEL_VERSION |xargs sed -i "s|TRISQUEL_VERSION =.*|TRISQUEL_VERSION = $REVISION ($CODENAME)|"

# Disable proposed-updates patch
patch -p1 < $DATA/remove-proposed-updates.patch

echo "# Remove gtk related packages, not looking for graphical installer"
rm $(find build/pkg-lists -type f  -path "*/gtk/*")
echo "Remove unused modules from d-i pkg-list"
grep -rl acpi-modules- build/pkg-lists/ |xargs sed -i '/acpi-modules-/d'
grep -rl cdrom-core-modules- build/pkg-lists/ |xargs sed -i '/cdrom-core-modules-/d'
grep -rl cdebconf-gtk-entropy build/config/ | xargs sed -i 's/cdebconf-gtk-entropy//'

#sed -i 's/.*SIGNED_IMAGE="$(KERNELNAME_ALT_SUFFIX)".*/'$'\t''efi-image $(TEMP_GRUB_EFI) x86_64-efi x64/' build/config/x86.cfg build/config/arm64.cfg
/bin/sed -i '/KERNELNAME_ALT_SUFFIX = -$(KERNELVERSION)/d' build/config/*.cfg build/config/*/*.cfg

# Ensure that ld-linux is executable
sed '/ifdef KERNELVERSION/a\\tchmod 755 $(TREE)\/lib\/$(DEB_HOST_MULTIARCH)\/ld-linux*' -i build/Makefile

# HACK: include liblzma.so and liblz4.so from host into iso image, as runtime dependencies of zstd
sed '/not packaged as a udeb/a\\tcp /lib/$(DEB_HOST_MULTIARCH)/liblzma.so.5* $(TREE)/lib/$(DEB_HOST_MULTIARCH)' -i build/Makefile
sed '/not packaged as a udeb/a\\tcp /lib/$(DEB_HOST_MULTIARCH)/liblz4.so* $(TREE)/lib/$(DEB_HOST_MULTIARCH)' -i build/Makefile
sed -i '/Build-Depends:/a\\tliblzma5, liblz4-1,' debian/control

# Fix mini.iso boot on EFI systems
sed 's|/debian|/trisquel|' -i ./build/util/efi-image
sed 's|EFI/debian|EFI/trisquel|' -i ./build/config/arm.cfg ./build/config/x86.cfg

## Set modules as optional
### no arm support for netboot (yet?).
#sed -i "/i2c-modules-/s|$| \?|" build/pkg-lists/netboot/armhf.cfg
#sed -i "/mtd-modules-/s|$| \?|" build/pkg-lists/netboot/armhf.cfg

#Fix u-boot naming debian>ubuntu
sed -i 's|.imx|-dtb.imx|g' build/boot/arm/u-boot-image-config

changelog "Rebranded and adapted for Trisquel"
compile
