case "$MODE" in
    commandline)
        # add a commandline switch to ltsp-build-client (advanced "false" means 
        # we dont expect any value, callig --kiosk is enough, we could enhance
        # the plugin to use --kiosk kde for example to install kdm and konqueror
        # instead if we'd set it to true
        add_option "kiosk" "`eval_gettext "a simple webkiosk mode"`" "advanced" "false"
        ;;
    configure)
        if [ -n "$option_kiosk_value" ]; then
            # set an environment variable we can pick up later
            KIOSK="True"

            KIOSK_BROWSER=${KIOSK_BROWSER:-"iceweasel"}
            KIOSK_WM=${KIOSK_WM:-"metacity"}
            KIOSK_PACKAGES="${KIOSK_PACKAGES} devilspie"

            # install the webbrowser and related packages
            EARLY_PACKAGES="$EARLY_PACKAGES $KIOSK_BROWSER $KIOSK_PACKAGES"
        fi
        ;;
    after-install)
        if [ "True" = "$KIOSK" ]; then
            # create a ltspkiosk user
            # ltspkiosk's homdir is created on the fly as a tmpdir, so no 
            # need for one here
            chroot $ROOT adduser --no-create-home --disabled-password --gecos ,,, ltspkiosk

            # create ltspkiosk directories
            mkdir -p $ROOT/usr/local/share/ltspkiosk/home
            mkdir -p $ROOT/usr/local/share/ltspkiosk/startup

            if [ "$KIOSK_BROWSER" = "iceweasel" ]; then
                # set up devilspie for fullscreen firefox
                ln -s /usr/bin/devilspie $ROOT/usr/local/share/ltspkiosk/startup/10-devilspie
                mkdir -p $ROOT/usr/local/share/ltspkiosk/home/.devilspie
                echo "(if (matches (window_name) \"iceweasel\") (undecorate) (fullscreen))" >$ROOT/usr/local/share/ltspkiosk/home/.devilspie/default.ds
            fi

            if [ "${KIOSK_WM}" = "metacity" ]; then
                # make sure we have a wm
                ln -s /usr/bin/metacity $ROOT/usr/local/share/ltspkiosk/startup/00-metacity
            fi

        fi

        # install window manager without recommends, otherwise metacity pulls in
        # half or more of gnome... not ideal, but it works.
        chroot $ROOT apt-get $APT_GET_OPTS --no-install-recommends install $KIOSK_WM
        ;;
esac

