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#!/bin/bash
#  _____               _           _
# |   __|___ ___ ___ _| |___ _____| |_ ___ ___ ___
# |   __|  _| -_| -_| . | . |     | . | . |   | -_|
# |__|  |_| |___|___|___|___|_|_|_|___|___|_|_|___|
#
#                              Freedom in the Cloud
#
# Upgrade distro

# License
# =======
#
# Copyright (C) 2019 Bob Mottram <bob@freedombone.net>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

PROJECT_NAME='freedombone'

export TEXTDOMAIN=${PROJECT_NAME}-logging
export TEXTDOMAINDIR="/usr/share/locale"

source /usr/local/bin/${PROJECT_NAME}-vars

UTILS_FILES="/usr/share/${PROJECT_NAME}/utils/${PROJECT_NAME}-utils-*"
for f in $UTILS_FILES
do
    source "$f"
done

APP_FILES="/usr/share/${PROJECT_NAME}/apps/${PROJECT_NAME}-app-*"
for f in $APP_FILES
do
    source "$f"
done

function upgrade_apps_to_distro {
    target_distro="$1"
    FILES="/usr/share/${PROJECT_NAME}/apps/${PROJECT_NAME}-app-*"

    for filename in $FILES
    do
        app_name=$(echo "${filename}" | awk -F '-app-' '{print $2}')
        if grep -q "upgrade_distro_" "${filename}"; then
            # shellcheck disable=SC2086
            upgrade_distro_${app_name} "$target_distro"
        fi
    done
}

target_distro="$1"
if [ "$target_distro" ]; then
    upgrade_apps_to_distro "$target_distro"
else
    echo $'Target distro name not specified'
    exit 1
fi

exit 0