build/lib/functions/configuration/config-desktop.sh

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#!/usr/bin/env bash
#
# SPDX-License-Identifier: GPL-2.0
#
# Copyright (c) 2013-2023 Igor Pecovnik, igor@armbian.com
#
# This file is a part of the Armbian Build Framework
# https://github.com/armbian/build/
function desktop_element_available_for_arch() {
local desktop_element_path="${1}"
local targeted_arch="${2}"
local arch_limitation_file="${1}/architectures"
if [[ -f "${arch_limitation_file}" ]]; then
if ! grep -- "${targeted_arch}" "${arch_limitation_file}" &> /dev/null; then
return 1
fi
fi
return 0
}
function desktop_element_supported() {
local desktop_element_path="${1}"
local support_level_filepath="${desktop_element_path}/support"
declare -g desktop_element_supported_result=0
if [[ -f "${support_level_filepath}" ]]; then
local support_level
support_level="$(cat "${support_level_filepath}")"
if [[ "${support_level}" != "supported" && "${EXPERT}" != "yes" ]]; then
desktop_element_supported_result=65
return 0
fi
if ! desktop_element_available_for_arch "${desktop_element_path}" "${ARCH}"; then
desktop_element_supported_result=66
return 0
fi
else
desktop_element_supported_result=64
return 0
fi
return 0
}
function desktop_environments_prepare_menu() {
for desktop_env_dir in "${DESKTOP_CONFIGS_DIR}/"*; do
local desktop_env_name expert_infos="" desktop_element_supported_result=0
desktop_env_name="$(basename "${desktop_env_dir}")"
[[ "${EXPERT}" == "yes" ]] && expert_infos="[$(cat "${desktop_env_dir}/support" 2> /dev/null)]"
desktop_element_supported "${desktop_env_dir}" "${ARCH}"
[[ ${desktop_element_supported_result} == 0 ]] && options+=("${desktop_env_name}" "${desktop_env_name^} desktop environment ${expert_infos}")
done
return 0
}
function desktop_environment_check_if_valid() {
local error_msg="" desktop_element_supported_result=0
desktop_element_supported "${DESKTOP_ENVIRONMENT_DIRPATH}" "${ARCH}"
if [[ ${desktop_element_supported_result} == 0 ]]; then
return
elif [[ ${desktop_element_supported_result} == 64 ]]; then
error_msg+="Either the desktop environment ${DESKTOP_ENVIRONMENT} does not exist "
error_msg+="or the file ${DESKTOP_ENVIRONMENT_DIRPATH}/support is missing"
elif [[ ${desktop_element_supported_result} == 65 ]]; then
error_msg+="Only experts can build an image with the desktop environment \"${DESKTOP_ENVIRONMENT}\", since the Armbian team won't offer any support for it (EXPERT=${EXPERT})"
elif [[ ${desktop_element_supported_result} == 66 ]]; then
error_msg+="The desktop environment \"${DESKTOP_ENVIRONMENT}\" has no packages for your targeted board architecture (BOARD=${BOARD} ARCH=${ARCH}). "
error_msg+="The supported boards architectures are : "
error_msg+="$(cat "${DESKTOP_ENVIRONMENT_DIRPATH}/architectures")"
fi
# supress error when cache is rebuilding
[[ -n "$ROOT_FS_CREATE_ONLY" ]] && exit 0
exit_with_error "${error_msg}"
}
function interactive_desktop_main_configuration() {
[[ $BUILD_DESKTOP != "yes" ]] && return 0 # Only for desktops.
DESKTOP_ELEMENTS_DIR="${SRC}/config/desktop/${RELEASE}"
DESKTOP_CONFIGS_DIR="${DESKTOP_ELEMENTS_DIR}/environments"
DESKTOP_CONFIG_PREFIX="config_"
DESKTOP_APPGROUPS_DIR="${DESKTOP_ELEMENTS_DIR}/appgroups"
display_alert "desktop-config" "DESKTOP_ENVIRONMENT entry: ${DESKTOP_ENVIRONMENT}" "debug"
if [[ -z $DESKTOP_ENVIRONMENT ]]; then
options=()
desktop_environments_prepare_menu
if [[ "${options[0]}" == "" ]]; then
exit_with_error "No desktop environment seems to be available for your board ${BOARD} (ARCH : ${ARCH} - EXPERT : ${EXPERT})"
fi
display_alert "Desktops available" "${options[*]}" "debug"
dialog_menu "Choose a desktop environment" "$backtitle" "Select the default desktop environment to bundle with this image" "${options[@]}"
set_interactive_config_value DESKTOP_ENVIRONMENT "${DIALOG_MENU_RESULT}"
unset options
if [[ -z "${DESKTOP_ENVIRONMENT}" ]]; then
exit_with_error "No desktop environment selected..."
fi
fi
display_alert "desktop-config" "DESKTOP_ENVIRONMENT selected: ${DESKTOP_ENVIRONMENT}" "debug"
DESKTOP_ENVIRONMENT_DIRPATH="${DESKTOP_CONFIGS_DIR}/${DESKTOP_ENVIRONMENT}"
desktop_environment_check_if_valid # Make sure desktop config is sane.
display_alert "desktop-config" "DESKTOP_ENVIRONMENT_CONFIG_NAME entry: ${DESKTOP_ENVIRONMENT_CONFIG_NAME}" "debug"
if [[ -z $DESKTOP_ENVIRONMENT_CONFIG_NAME ]]; then
# @FIXME: Myy: Check for empty folders, just in case the current maintainer messed up
# Note, we could also ignore it and don't show anything in the previous menu, but that hides information and make debugging harder, which I
# don't like. Adding desktop environments as a maintainer is not a trivial nor common task.
options=()
for configuration in "${DESKTOP_ENVIRONMENT_DIRPATH}/${DESKTOP_CONFIG_PREFIX}"*; do
config_filename=$(basename ${configuration})
config_name=${config_filename#"${DESKTOP_CONFIG_PREFIX}"}
options+=("${config_filename}" "${config_name} configuration")
done
dialog_menu "Choose the desktop environment config" "$backtitle" "Select the configuration for this environment." "${options[@]}"
set_interactive_config_value DESKTOP_ENVIRONMENT_CONFIG_NAME "${DIALOG_MENU_RESULT}"
unset options
if [[ -z $DESKTOP_ENVIRONMENT_CONFIG_NAME ]]; then
exit_with_error "No desktop configuration selected... Do you really want a desktop environment ?"
fi
fi
display_alert "desktop-config" "DESKTOP_ENVIRONMENT_CONFIG_NAME exit: ${DESKTOP_ENVIRONMENT_CONFIG_NAME}" "debug"
declare -g DESKTOP_ENVIRONMENT_PACKAGE_LIST_DIRPATH="${DESKTOP_ENVIRONMENT_DIRPATH}/${DESKTOP_ENVIRONMENT_CONFIG_NAME}"
declare -g DESKTOP_ENVIRONMENT_PACKAGE_LIST_FILEPATH="${DESKTOP_ENVIRONMENT_PACKAGE_LIST_DIRPATH}/packages"
display_alert "desktop-config" "DESKTOP_APPGROUPS_SELECTED+x entry: ${DESKTOP_APPGROUPS_SELECTED+x}" "debug"
# "-z ${VAR+x}" allows to check for unset variable
# Technically, someone might want to build a desktop with no additional
# appgroups.
if [[ -z ${DESKTOP_APPGROUPS_SELECTED+x} ]]; then
options=()
for appgroup_path in "${DESKTOP_APPGROUPS_DIR}/"*; do
appgroup="$(basename "${appgroup_path}")"
options+=("${appgroup}" "${appgroup^}" off)
done
dialog_checklist "Choose desktop softwares to add" "$backtitle" "Select which kind of softwares you'd like to add to your build" "${options[@]}"
set_interactive_config_value DESKTOP_APPGROUPS_SELECTED "${DIALOG_CHECKLIST_RESULT}"
unset options
fi
display_alert "desktop-config" "DESKTOP_APPGROUPS_SELECTED exit: ${DESKTOP_APPGROUPS_SELECTED}" "debug"
}