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#!/bin/sh
# shellcheck disable=SC3043,SC2086
# Copyright (C) 2024 Etersoft
# Copyright (C) 2024 Ivan Mazhukin <vanomj@etersoft.ru>
#
# 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/>.
json=0
run_script()
{
local script="$CONFIGDIR/desktop.d/$1.sh"
[ -s "$script" ] || return
[ -f "$script.rpmnew" ] && warning 'There is .rpmnew file(s) in $psdir dir. The desktop script`s can be outdated.'
shift
[ "$PROGDIR" = "/usr/bin" ] && SCPATH="$PATH" || SCPATH="$PROGDIR:$PATH"
( unset EPMCURDIR ; export PATH=$SCPATH ; $script "$@" )
return
}
is_de_exist() {
local json_file="$(realpath $CONFIGDIR/desktop.d/$1.json)"
local de_name=$1
if [ -f "$json_file" ]; then
return 0
else
message "Error: Manifest for '$de_name' not found."
exit 1
fi
}
is_installed() {
local dependencies=$1
epm installed $dependencies > /dev/null 2>&1
return
}
get_value() {
local json_file="$(realpath $CONFIGDIR/desktop.d/$1.json)"
local key="$2"
if [ "$key" = "description" ]; then
epm --quiet tool json -b < "$json_file" | grep "\[\"$key\"" | xargs | sed 's/[",]//g' | cut -f2- -d ' '
else
epm --quiet tool json -b < "$json_file" | grep "\[\"$key\"" | awk '{print $2}' | sed 's/[",]//g' | xargs
fi
}
get_repo_version() {
local de_name=$1
local package_name=$(get_value "$de_name" "dependencies" | awk '{print $1}')
local latest_version
latest_version=$(eget --quiet -O- "https://rdb.altlinux.org/api/package/package_info?name=$package_name&arch=x86_64&source=false&branch=sisyphus&full=false" \
| epm --quiet tool json -b 2> /dev/null | grep '"packages",0,"version"]' | awk '{print $2}' | tr -d '"')
if [ -n "$latest_version" ]; then
echo "$latest_version"
else
latest_version=$(epm --quiet info $package_name 2>/dev/null | grep 'Version' | grep -E '[0-9]+.[0-9]+(.[0-9]+)?' | awk '{print $NF}' | sed 's/-.*//')
if [ -n "$latest_version" ]; then
echo "$latest_version"
else
get_value "$de_name" "version"
fi
fi
}
install_de() {
local de_name=$1
dependencies=$(get_value "$de_name" "dependencies")
if is_installed "$dependencies"; then
message "$de_name is already installed."
return 0
fi
message "Installing $de_name with dependencies: $dependencies"
if epm install $dependencies; then
run_script "$de_name-postin" $de_name || warning "Postinstall script for $de_name encountered an issue."
message "$de_name successfully installed."
else
fatal "Failed to install $de_name."
return 1
fi
}
remove_de() {
local de_name=$1
dependencies=$(get_value "$de_name" "dependencies")
if ! is_installed "$dependencies"; then
message "$de_name is not installed."
return 0
fi
message "Removing $de_name with dependencies: $dependencies"
if epm remove $dependencies; then
run_script "$de_name-postun" $de_name || warning "Postuninstall script for $de_name encountered an issue."
message "$de_name successfully removed."
else
fatal "Failed to remove $de_name."
return 1
fi
}
get_de_info() {
local de_name=$1
message " Information for $de_name:
Name: $(get_value $de_name name)
Version: $(get_repo_version $de_name)
Installed: $(is_installed $de_name && echo 'true'|| echo 'false' )
Description: $(get_value $de_name description)"
}
list_des() {
if [ "$json" -eq 1 ]; then
echo '['
first=1
for de in $CONFIGDIR/desktop.d/*.json; do
if [ $first -eq 1 ]; then
first=0
else
echo ','
fi
de_name=$(basename $de .json)
ver=$(get_repo_version $de_name)
installed=$(is_installed $de_name && echo 'true' || echo 'false')
cat "$de" | sed -E "s/\"version\": \"[0-9]+.[0-9]+(.[0-9]+)?\"/\"version\": \"$ver\"/g" | sed "s/\"installed\": false/\"installed\": ${installed}/g"
done
echo ']'
else
for de in $CONFIGDIR/desktop.d/*.json; do
basename "$de" .json
done
fi
}
show_help() {
message 'Usage: epm desktop [command]
Commands:
install [de_name] Install a desktop environment
remove [de_name] Remove a desktop environment
info [de_name] Get information about a desktop environment
list List all available desktop environments'
}
epm_desktop() {
case "$2" in
--json)
json=1
;;
esac
case "$1" in
install)
is_de_exist "$2"
install_de "$2"
;;
remove)
is_de_exist "$2"
remove_de "$2"
;;
info)
is_de_exist "$2"
get_de_info "$2"
;;
list)
list_des
;;
*)
show_help
;;
esac
}