#!/bin/sh
set -e
. /usr/share/debconf/confmodule

UPSTREAM_VERSION=
DEBIAN_VERSION=

if [ "$1" = configure ] \
    && dpkg --compare-versions "$2" lt "$DEBIAN_VERSION"; then
    # Installing for the first time or upgrading.
    # To comply with the Ion trademark licence terms, we must ensure
    # that this version is up-to-date or that the user acknowledges
    # it is not.  I freely admit that this is a horrible abuse of
    # debconf, but it seems slightly less unpleasant than maintaining
    # a renamed version. - benh
    uscan_output=$(uscan 2>&1 --no-conf --report-status \
		   --package ion3 --upstream-version "$UPSTREAM_VERSION" \
		   --watchfile /usr/share/ion3/debian/watch)
    case "$uscan_output" in
	*"up to date"*)
	    question=''
	    ;;
	*"Newer version"*)
	    question=ion3/acknowledge-outdated
	    ;;
	*)
	    question=ion3/acknowledge-maybe-outdated
	    ;;
    esac
    if [ -n "$question" ]; then
	db_fset $question seen false
	db_subst $question version $UPSTREAM_VERSION
	db_input high $question || true
	db_go || true
	db_get $question
	if [ "$RET" != true ]; then
	    db_input high ion3/did-not-acknowledge-outdated || true
	    db_go || true
	    exit 1
	fi
    fi
fi

if [ -h /etc/X11/ion3/draw.lua ]; then
    rm -f /etc/X11/ion3/draw.lua
fi

ln -s look_clean.lua /etc/X11/ion3/draw.lua

update-alternatives --install /usr/bin/ion ion /usr/bin/ion3 29 \
    --slave /usr/share/man/man1/ion.1.gz ion.1.gz \
    /usr/share/man/man1/ion3.1.gz

update-alternatives --install \
    /usr/bin/x-window-manager x-window-manager /usr/bin/ion3 49 \
    --slave /usr/share/man/man1/x-window-manager.1.gz x-window-manager.1.gz \
    /usr/share/man/man1/ion3.1.gz

update-alternatives --install \
    /usr/bin/x-window-manager x-window-manager /usr/bin/pwm3 48 \
    --slave /usr/share/man/man1/x-window-manager.1.gz x-window-manager.1.gz \
    /usr/share/man/man1/pwm3.1.gz

# i18n menu method
inst=/etc/menu-methods/ion3-i18n
if [ -f $inst ]; then
    chmod a+x $inst
fi

# Initialise extra configuration file list if missing
[ -f /etc/X11/ion3/cfg_debian_ext.lua ] || >/etc/X11/ion3/cfg_debian_ext.lua

#DEBHELPER#

# Remove the old now-renamed generated Debian menu
rm -f /var/lib/ion3/debian-menus.lua