#!/bin/sh

. /usr/share/alterator/build/backend3.sh

charset=UTF-8
i18n_conf="/etc/sysconfig/i18n"
rpm_install_langs="/etc/rpm/macros"
langlist="/usr/share/install2/data/langlist"

on_message()
{
        case "$in_action" in
        	list)
			local suffix=
			[ -n "$LANG" -a "$LANG" != POSIX -a "$LANG" != C ] &&
				suffix="$(printf %s "$LANG" |
						sed -r -e 's,[a-z]+_([^\.]+)(\..*)?,\1,' |
						tr '[:upper:]' '[:lower:]')" ||
				suffix=all
			local lang_file="$langlist.$suffix"
			[ -s "$lang_file" ] ||
				lang_file="$langlist.all"
			printf '('
			while read locale desc1 desc2; do
				printf '("%s" description "%s") ' "$locale" "$desc1${desc2:+ ($desc2)}"
			done < "$lang_file"
			printf ')'
                        ;;
		write)
			mkdir -p -- "${i18n_conf%/*}"
			local l lang
			lang="$in_lang"
			[ "$lang" != "POSIX" ] &&
				l="$lang.$charset" ||
				l="$lang"
			echo "LANG=$l" > "$i18n_conf"
			echo "SUPPORTED=$lang" >> "$i18n_conf"
			[ "$lang" = "en_US" ] || lang="en_US:$lang"
			echo "%_install_langs $lang" > "$rpm_install_langs"
			echo '()'
			;;
		*)
			echo '#f'
			;;
        esac
}

message_loop
