#!/bin/bash

# Copyright (C) 2023 Pädagogisches Landesinstitut Rheinland-Pfalz
# Copyright (C) 2023 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
# Copyright (C) 2023 Daniel Teichmann <daniel.teichmann@das-netzwerkteam.de>
#
# 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.

# postrm script for debian-edu-router-config

set -e

. /usr/share/debconf/confmodule || exit 255

# prepare debconf
export DC_PRIO_LOW="medium"
export DC_PRIO_HIGH="high"

if [ -e /etc/debian-edu/router.conf ]; then
	source /etc/debian-edu/router.conf
fi
PRODUCTNAME="${PRODUCTNAME:-"Debian Edu Router"}"
PRODUCTNAME_PLUGIN_SUFFIX="${PRODUCTNAME_PLUGIN_SUFFIX:-"Plugin"}"
PRODUCTNAME_PLUGIN="${PRODUCTNAME_PLUGIN:-"${PRODUCTNAME} ${PRODUCTNAME_PLUGIN_SUFFIX}: mDNS-Reflector"}"
db_title "${PRODUCTNAME_PLUGIN}"

# summary of how this script can be called:
#        * <postrm> `remove'
#        * <postrm> `purge'
#        * <old-postrm> `upgrade' <new-version>
#        * <new-postrm> `failed-upgrade' <old-version>
#        * <new-postrm> `abort-install'
#        * <new-postrm> `abort-install' <old-version>
#        * <new-postrm> `abort-upgrade' <old-version>
#        * <disappearer's-postrm> `disappear' <overwriter>
#          <overwriter-version>
# for details, see https://www.debian.org/doc/debian-policy/ or
# the debian-policy package

case "${1}" in
	'purge')
		db_input ${DC_PRIO_HIGH} debian-edu-router-plugin.mdns-reflector/purging-warn-remaining-config || true
		db_go

		# purge debconf-managed uif config snippets
		rm -fv /etc/uif/uif.conf.d/??_d-e-r-p.m-r_*
		rm -fv /etc/uif/uif-ipv4-networks.inc.d/??_d-e-r-p.m-r_*
		rm -fv /etc/uif/uif-ipv6-networks.inc.d/??_d-e-r-p.m-r_*

		# purge mdns-reflector related config files
		rm -fv /etc/mdns-reflector/conf.d/??_d-e-r-p.m-r_*

		;;
	'remove'|'upgrade'|'failed-upgrade'|'abort-install'|'abort-upgrade'|'disappear')
		;;
	*)
		echo "postrm called with unknown argument '${1}'" >&2
		exit '1'
		;;
esac

# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.

# Automatically added by dh_installdebconf/13.24.2
if [ "$1" = purge ] && [ -e /usr/share/debconf/confmodule ]; then
	. /usr/share/debconf/confmodule
	db_purge
fi
# End automatically added section


exit '0'