#!/bin/sh
# debian-install v1.1.1  (c) 11.9.2007 by Andreas Ley  (u) 16.3.2011
# Non-interactive debian / apt-get install

usage()
{
	echo "Usage: `basename $0` [-q] [-r|-a] [-f] [-I] [-R] package [...]" >&2
	echo "Usage: `basename $0` [-q] [-r|-a] [-f] [-I] [-R] -u [package [...]]" >&2
	echo "-q  quiet" >&2
	echo "-r  remove" >&2
	echo "-a  mark packages as automatically installed (i.e. dependencies)" >&2
	echo "-f  force (i.e. use --force-yes to install from unauthenticated sources)" >&2
	echo "-I  don't install recommended packages" >&2
	echo "-R  reinstall" >&2
	echo "-u  update installed packages, even if no new package is to be installed" >&2
	echo "package may be a package name, a full URL or an absolute(!) local file name"
	exit 1
}

set -- `getopt hxvqrafIRu $*` || usage

trace=false
verbose=false
install=true
auto=false
update=false
while :; do
	case $1 in
		-h)	sed '1d;s/^# *//;/^$/q' $0; usage;;
		-x)	set -x; trace=true; shift;;
		-v)	verbose=true; shift;;
		-q)	q='-qq'; shift;;
		-r)	install=false; shift;;
		-a)	auto=true; shift;;
		-u)	update=true; shift;;
		-f)	f='--force-yes'; shift;;
		-I)	n='--no-install-recommends'; shift;;
		-R)	r='--reinstall'; shift;;
		--)	shift; break;;
	esac
done

if ! ${update}; then
	test $# -eq 0 && usage
fi

# Make sure install scripts don't call non-installed versions
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/bin/X11
export PATH

%ifdef CN
# FZK subnets aren't allowed to connect to external targets directly
#http_proxy="http://proxy.kit.edu:3128/"
http_proxy="http://proxy.fzk.de:8000/"
https_proxy="${http_proxy}"
ftp_proxy="${http_proxy}"
# Hmpf, apt-get ignores no_proxy :-(
no_proxy="kit.edu,fzk.de,uni-karlsruhe.de,uka.de"
export http_proxy https_proxy ftp_proxy no_proxy
%else
# No need to use a proxy to go to the local mirror
unset ftp_proxy
unset http_proxy
%endif

DEBIAN_FRONTEND=noninteractive
export DEBIAN_FRONTEND

if ${install}; then

###############################################################################
#
# Install
#

	for pkg in "$@"; do
		case ${pkg} in
			/*)	fpkgs="${fpkgs} ${pkg}";;
			*://*)	upkgs="${upkgs} ${pkg}";;
#			*/*)	release="`echo \"${pkg}\" | cut -d/ -f2`"
#				pkg="`echo \"${pkg}\" | cut -d/ -f1`"
#				dpkg -l "${pkg}" 2>/dev/null | grep '^ii' >/dev/null || rpkgs="${rpkgs} ${pkg}";;
			*)	dpkg -l "${pkg}" 2>/dev/null | grep '^ii' >/dev/null || pkgs="${pkgs} ${pkg}";;
		esac
	done
	if ${update} || test -n "${pkgs}${fpkgs}${upkgs}"; then
		apt-get -qq update
		# Use dist-upgrade instead of upgrade to allow for changing dependencies
		apt-get ${q} -y dist-upgrade
		if test -n "${pkgs}"; then
			apt-get ${q} -y ${f} ${n} ${r} install ${pkgs}
			${auto} && aptitude markauto ${pkgs}
		fi
#		if test -n "${rpkgs}"; then
#			apt-get ${q} -y ${f} ${n} ${r} -t ${release} install ${rpkgs}
#			${auto} && aptitude markauto ${rpkgs}
#		fi
		if test -n "${fpkgs}"; then
			dpkg -i ${fpkgs}
		fi
		if test -n "${upkgs}"; then
			tmpdir="/var/run/`basename $0`"
			mkdir -p "${tmpdir}"
			for pkg in ${upkgs}; do
				wget -q -P "${tmpdir}" -O "${tmpdir}/`basename ${pkg}`" "${pkg}" && dpkg -i "${tmpdir}/`basename ${pkg}`"
			done
		fi
		case `head -1 /etc/debian_version` in
			[5-9]*|*/sid)	${auto} || apt-get ${q} -y --purge autoremove;;
		esac
		apt-get clean
	fi

else

###############################################################################
#
# Remove
#

	for pkg in "$@"; do
		dpkg -l ${pkg} 2>/dev/null | grep '^[^i]n' >/dev/null || pkgs="${pkgs} ${pkg}"
	done
	if test -n "${pkgs}"; then
		apt-get -y --purge remove ${pkgs}
	fi
	case `head -1 /etc/debian_version` in
		[5-9]*|*/sid)	apt-get ${q} -y --purge autoremove;;
	esac

fi

exit 0