update-primesense-nite2-nonfree

#!/bin/sh -x

# Copyright (C) 2006-2008 Bart Martens <bartm@knars.be>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

LIB64=~/Downloads/NiTE-Linux-x64-2.0.0.tar.bz2
LIB64_SHA256SUM=cfc0fefe69fd97b3f874175416cc64ff977710f52b9567421c8735652a038bbd # sha of zipped LIB64

downloadedfilename=primesense-nite2.tar.bz2.zip
downloadedfile=/tmp/primesense-nite2.tar.bz2.zip
cachedir=/var/cache/primesense-nite2-nonfree
cachedfile=${cachedir}/$downloadedfilename

set -e

die_hard() {
	echo "ERROR: $1"
	echo "More information might be available at:"
	echo "  http://wiki.debian.org/PrimeSenseNite"
	exit 1
}

[ -e ${LIB64} ] || die_hard "put library file to $LIB64"
#[ `whoami` = "root" ] || die_hard "must be root"

show_usage() {
	echo "Usage:"
	echo "  `basename $0` --install"
	echo "  `basename $0` --uninstall"
	echo "Additional options:"
	echo "  --verbose"
	echo "  --quiet"
	exit 1
}

basename=`basename $0`
getopt_temp=`getopt -o iufvq --long install,uninstall,fast,verbose,quiet -n ${basename} -- "$@"` || show_usage
eval set -- "$getopt_temp" || show_usage

ACTION=none
fast=no
verbose=no
quiet=no

while [ true ]
do
	case "$1" in
		-i|--install)
			ACTION="--install"
			shift
			;;
		-u|--uninstall)
			ACTION="--uninstall"
			shift
			;;
		-f|--fast)
			fast=yes
			shift
			;;
		-v|--verbose)
			verbose=yes
			shift
			;;
		-q|--quiet)
			quiet=yes
			shift
			;;
		--)
			shift
			break
			;;
		*)
			echo "Internal error!"
			exit 1
			;;
	esac
done

[ "$ACTION" != "none" -a $# -eq 0 ] || show_usage
[ "$quiet" != "yes" ] || verbose=no

[ "$verbose" != "yes" ] || echo "options : $getopt_temp"

UNPACKDIR=`mktemp -d /tmp/primesense-nite2-nonfree.XXXXXXXXXX` || die_hard "mktemp failed"
echo "$UNPACKDIR" | grep -q "^/tmp/primesense-nite2-nonfree\." || die_hard "paranoia"
cd "$UNPACKDIR" || die_hard "cd failed"

[ "$verbose" != "yes" ] || echo "temporary directory: $UNPACKDIR"

do_cleanup() {
	[ "$verbose" != "yes" ] || echo "cleaning up temporary directory $UNPACKDIR ..."
	cd /
	echo "$UNPACKDIR" | grep -q "^/tmp/primesense-nite2-nonfree\." || die_hard "paranoia"
	rm -rf "$UNPACKDIR"
}

die_hard_with_a_cleanup() {
	do_cleanup
	die_hard "$1"
}

case "$ACTION" in

	--install)
		[ "$verbose" != "yes" ] || echo "selected action = $ACTION"

		if [ $(dpkg --print-architecture) = "amd64" ]; then
		    downloadurl=${LIB64}
		    checksum=${LIB64_SHA256SUM}
                else
                    die_hard "32 bit is not suported yet"
                fi

                [ "$verbose" != "yes" ] || echo "using $downloadfilename ..."
                zip ${downloadedfile} ${downloadurl}

		echo "Checking integrity of downloaded file using sha256sum ..."
		checksum_file=${downloadedfile}.sha256
		echo "$checksum  $downloadedfile" > ${checksum_file}
		sha256sum -c ${checksum_file} || (echo checksum failed! try downloading again... ; exit 1)

		cp ${downloadedfile} ${cachedfile}

		[ "$verbose" != "yes" ] || echo "Creating .deb from $cachedfile ..."
		/usr/lib/primesense-nite2-nonfree/primesense-nite2-nonfree-make-deb ${cachedfile}

		[ "$verbose" != "yes" ] || echo "end of action $ACTION"
		;;

	--uninstall)
		[ "$verbose" != "yes" ] || echo "selected action = $ACTION"
		PKG="openni-modules-primesense-nite2-nonfree"
		test dpkg -l ${PKG} 2> /dev/null > /dev/null && (
			echo -n "You have ${PKG} installed, this action won't "
			echo "uninstall anything you installed yourself."
                        echo -n "Remove it manually if you don't want NITE anymore "
                        echo "running as root:"
                        echo
                        echo "dpkg --purge ${PKG}"
		)

		[ "$verbose" != "yes" ] || echo "end of action $ACTION"
		;;

	*)
		do_cleanup
		show_usage
		;;

esac

do_cleanup

[ "$verbose" != "yes" ] || echo "end of update-primesense-nite2-nonfree"