PKG=#DZ-PKG#
INSTANCE=#DZ-INSTANCE#
ZVER=#DZ-ZVER#
DATABASE=#DZ-DATABASE#

[ -n "$(echo $INSTANCE)" ] || exit 1

if command -v invoke-rc.d >/dev/null 2>&1; then
	INVOKE="invoke-rc.d zope$ZVER"
else
	INVOKE="/etc/init.d/zope$ZVER"
fi

remove_products()
{
    products="#DZ-PRODUCTS#"
    if [ -n "$products" ]; then
	dzhandle -z $ZVER remove-product --lazy --force $INSTANCE $products
    fi
}

case "$1" in
  remove|upgrade)
    if [ "$DATABASE" = "ZEO" ]; then
	$INVOKE stop "ZEOSERVER=$INSTANCE" || true
    fi
    $INVOKE stop "INSTANCE=$INSTANCE" || true
    remove_products || true
    ;;

  failed-upgrade|deconfigure)
    ;;

  *)
    echo "prerm called with unknown argument \`$1'" >&2
    exit 1
    ;;
esac
