#!/bin/bash
# $Id$

MAGERC="/etc/mage.rc"
MAGEPROFILE="alx-060"
NEW_MAGE_DISTRIBUTION="unstable"
NEW_RSYNC="rsync://magellan-linux.de/mage-alx-0.6.0"
NEW_MIRRORS="http://magellan-linux.de/magellan/alx-0.6.0/${NEW_MAGE_DISTRIBUTION}"
NEW_PACKAGES_SERVER_PATH='packages/${ARCH}'
NEW_MAGE_UNINSTALL_TIMEOUT=0

# fix mage.rc
for i in RSYNC MIRRORS MAGE_DISTRIBUTION PACKAGES_SERVER_PATH MAGE_UNINSTALL_TIMEOUT
do
	value="$(eval echo \${NEW_${i}})"
	if [[ ! -z $(grep "^${i}=" ${MAGERC}) ]]
	then
		echo "fixing $i -> ${value}"
		sed -i "s|^\(${i}=\).*|\1\"${value}\"|" ${MAGERC}
	else
		echo "adding $i=${value}"
		echo "${i}=\"${value}\"" >> ${MAGERC}
	fi
done

# fix profile
if [[ $(readlink /etc/mage-profile) != */${MAGEPROFILE} ]]
then
	echo "fixing profile link -> /usr/mage/profiles/${MAGEPROFILE}"
	ln -snf /usr/mage/profiles/${MAGEPROFILE} /etc/mage-profile
fi

# update mage3 -> mage4
if [[ -z $(magequery -n mage) ]]
then
	# update mage tree
	mage update

	# mage3 has problems with md5
	rm -rf /usr/mage/app-mage/mage/md5
	if [[ ${NEW_MAGE_DISTRIBUTION} = unstable ]]
	then
		USE_UNSTABLE=true MAGE_DISTRIBUTION=unstable mage install mage
	elif [[ ${NEW_MAGE_DISTRIBUTION} = testing ]]
	then
		USE_TESTING=true MAGE_DISTRIBUTION=testing mage install mage
	else
		mage install mage
	fi

	# drop all virtuals
	:> /var/db/mage/virtuals

	# enable run of orphaned files check
	touch /.orphaned
fi

# install new toolchain if not exist
TOOLCHAIN="$(< /etc/mage-profile/toolchain.defaults)"
if [[ -z $(magequery -n ${TOOLCHAIN}) ]]
then
	# export bootstrap to not start any services
	export MAGE_BOOTSTRAP=true
	mage install ${TOOLCHAIN}
	unset MAGE_BOOTSTRAP

	# enable run of orphaned files check
	touch /.orphaned
fi

# install new basesystem
BASESYSTEM="$(< /etc/mage-profile/basesystem.defaults)"
if [[ -z $(magequery -n ${BASESYSTEM}) ]]
then
	# first keep some important files
	
	# export bootstrap to not start any services
	export MAGE_BOOTSTRAP=true
	mage install ${BASESYSTEM}
	unset MAGE_BOOTSTRAP

	# enable run of orphaned files check
	touch /.orphaned
fi

# install remserial, if the plugin was enabled
if [[ ! -z $(magequery -n remserial-alx) ]]
then
	mage install remserial

	# enable run of orphaned files check
	touch /.orphaned
fi

# clean mage cache
mage clean

# # uninstall all other deprecated -alx packages
# DEPRECATED="bzip2
# 	gzip
# 	perl
# 	glib1
# 	openssl
# 	popt
# 	libungif
# 	samba
# 	dhcpcd
# 	openssh
# 	wget
# 	cups
# 	ddcxinfo-knoppix
# 	debianutils
# 	grep
# 	inetutils
# 	kbd
# 	less
# 	net-tools
# 	pciutils
# 	procps
# 	psmisc
# 	sed
# 	shadow
# 	sysvinit
# 	tar
# 	which
# 	gtk1+
# 	ttmkfdir
# 	xdialog"
# 
# echo "Searching for deprecated packages ..."
# for i in ${DEPRECATED}
# do
# 	if [[ ! -z $(magequery -n ${i}-alx) ]]
# 	then
# 		echo "Removing deprecated mage-target '${i}-alx'"
# 		mage uninstall ${i}-alx
# 	fi
# done

echo "Searching for deprecated packages ..."
for i in $(magequery -i | grep -- -alx | sed 's:.*/\(.*\)-.*-.*:\1:')
do
	# excludes
	case ${i} in
		kernel-alx) continue ;;
		kernel26-alx) continue ;;
		kernel-sources-alx) continue ;;
		kernel26-sources-alx) continue ;;
	esac

	echo "Removing deprecated mage-target '${i}'"
	mage uninstall ${i}
done

if [[ -f /.orphaned ]]
then
	echo "Searching for orphaned files and directories ..."
	bash /etc/mage-profile/prune-orphaned-files
	rm -f /.orphaned
fi

# force a reboot at this point here
reboot -f