# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

inherit eutils games

DESCRIPTION="Unreal Tournament 99 - futuristic deathmatch shooter"
HOMEPAGE="http://www.unrealtournament.com/
	http://utpg.org/"
# Downloads both small patches, rather than bothering the user with a USE flag
SRC_URI="mirror://lokigames/../beta/ut/ut-install-436-GOTY.run
	mirror://lokigames/../patches/ut/ut-install-436.run
	http://utpg.org/patches/UTPGPatch${PV}.tar.bz2"

LICENSE="as-is"
SLOT="0"
KEYWORDS="-* ~amd64 ~x86"
IUSE="3dfx bonus dedicated nls opengl S3TC"
RESTRICT="strip"

UIDEPEND="!amd64? (
		|| (
			(
				x11-libs/libXext
				x11-libs/libX11
				x11-libs/libXau
				x11-libs/libXdmcp )
			virtual/x11 )
		opengl? ( virtual/opengl )
		=media-libs/libsdl-1.2* )
	amd64? (
		app-emulation/emul-linux-x86-sdl
		app-emulation/emul-linux-x86-baselibs
		app-emulation/emul-linux-x86-xlibs )"
RDEPEND="bonus? ( games-fps/unreal-tournament-bonuspacks )
	dedicated? ( games-server/unreal-tournament-ded )"
DEPEND="${UIDEPEND}
	!games-fps/unreal-tournament-goty"

S=${WORKDIR}
dir=${GAMES_PREFIX_OPT}/${PN}
Ddir=${D}/${dir}

set_dirs() {
	# The top-level directory names can change per CD
	if [[ -e "${CDROM_ROOT}/System" ]] ; then
		help_dir="Help"
		logs_dir="Logs"
		music_dir="Music"
		sounds_dir="Sounds"
		system_dir="System"
		textures_dir="Textures"
		web_dir="Web"
	else
		help_dir="HELP"
		logs_dir="LOGS"
		music_dir="MUSIC"
		sounds_dir="SOUNDS"
		system_dir="SYSTEM"
		textures_dir="TEXTURES"
		web_dir="WEB"
	fi

	if [[ -e "${CDROM_ROOT}/Maps" ]] ; then
		maps_dir="Maps"
	elif [[ -e "${CDROM_ROOT}/MAPS" ]] ; then
		maps_dir="MAPS"
	else
		maps_dir="maps"
	fi
}

unpack_patches() {
	# This routine is run twice, to ensure that the patch files
	# take precedence over the CD files.

	if [[ -n "${is_goty}" ]] ; then
		unpack_makeself ut-install-436-GOTY.run
	else
		unpack_makeself ut-install-436.run
	fi

	# Grab files from the CD, to be able to apply the Loki patch
	local f lst cd_f
	lst=$(grep "PATCH FILE " setup.data/patch.dat)
	lst=$(echo "${lst}" | sed -e "s:PATCH FILE ::g")

	for f in ${lst} ; do
		cd_f=${CDROM_ROOT}/${system_dir}/$(basename ${f})
		cp -f "${cd_f}" "${S}/System/$(basename ${f})" \
			|| die "cp ${cd_f} failed"
	done

	if use 3dfx ; then
		unpack ./Glide.ini.tar.gz || die "unpack Glide.ini failed"
	else
		unpack ./OpenGL.ini.tar.gz || die "unpack OpenGL.ini failed"
	fi
	unpack ./{Credits,data,NetGamesUSA.com}.tar.gz

	# Apply Loki patch
	cd setup.data
	cp -f patch.dat{,.orig} || die "cp patch.dat failed"
	sed -e 's:sh uz-maps.sh:echo:' patch.dat.orig > patch.dat \
		|| die "sed patch.dat failed"
	if ! ./bin/Linux/x86/loki_patch patch.dat "${S}" ; then
		eerror "Check whether the correct non/GOTY patch is being applied."
		die "loki_patch failed."
	fi
	cd "${S}"

	# Apply UTPG patch last, to ensure that it overwrites the CD data
	unpack UTPGPatch${PV}.tar.bz2
	rm System/{checkfiles.sh,patch.md5}
	rm -r UTPG

	# Fix server vulnerability - part of bug #44351
	sed "/^LoadClassMismatch/s:%s.%s:%s:" System/Core.int \
		|| die "sed Core.int failed"
}

pkg_setup() {
	games_pkg_setup

	# Can't use cdrom_get_cds initially, because some CDs have
	# all the top-level directories in upper-case.

	if [[ -z "${CDROM_ROOT}" ]] && [[ -z "${CDROM_ROOT_1}" ]] ; then
		eerror "Please set CDROM_ROOT or CDROM_ROOT_1 to point to the CD, e.g.:"
		eerror "   export CDROM_ROOT=/mnt/cdrom"
		die "Installation CD not found"
	fi

	local r
	for r in ${CDROM_ROOT} ${CDROM_ROOT_1} ; do
		if [[ -e "${r}/Help/BonusPackReadme.txt" ]] ; then
			is_goty="y"
			einfo "Found UT99 \"Game Of The Year\" edition"
			cdrom_get_cds Help/BonusPackReadme.txt Help/chaosut
			break
		elif [[ -e "${r}/HELP/BonusPackReadme.txt" ]] ; then
			is_goty="y"
			einfo "Found UT99 \"Game Of The Year\" edition (with upper-case dirs)"
			# "Help" on the *2nd* CD is still lower-case.
			cdrom_get_cds HELP/BonusPackReadme.txt Help/chaosut
			break
		elif [[ -e "${r}/System/Core.u" ]] \
			|| [[ -e "${r}/SYSTEM/Core.u" ]] ; then
			is_standard="y"
			einfo "Found UT99 standard edition"
			cdrom_get_cds System/Core.u
			break
		fi
	done

	if [[ -z "${is_goty}" ]] && [[ -z "${is_standard}" ]] ; then
		eerror "Please set CDROM_ROOT or CDROM_ROOT_1 to point to the CD, e.g.:"
		eerror "   export CDROM_ROOT=/mnt/cdrom"
		die "Unreal Tournament 99 files not found"
	fi

	set_dirs
}

src_unpack() {
	mkdir Help Logs Maps Music NetGamesUSA.com Sounds System Textures Web UTPG

	cp -rf "${CDROM_ROOT}"/{${help_dir},${logs_dir},${music_dir},${textures_dir}} "${S}" \
		|| die "cp Help, Logs, Music, Textures failed"
	# Sounds
	if use nls ; then
		cp -f "${CDROM_ROOT}"/${sounds_dir}/* "${S}"/Sounds \
			|| die "cp Sounds/* failed"
	else
		cp -f "${CDROM_ROOT}"/${sounds_dir}/*.uax "${S}"/Sounds \
			|| die "cp Sounds/*.uax failed"
	fi

	# System
	cp -f "${CDROM_ROOT}"/${system_dir}/*.u "${S}"/System \
		|| die "cp System failed"
	if use nls ; then
		cp -f "${CDROM_ROOT}"/${system_dir}/*.{est,frt,itt} "${S}"/System \
			|| die "cp System (nls) failed"
	fi

	# Unpack ucc-bin, for uncompressing maps
	unpack_patches

	# Uncompress maps (GOTY edition installs maps as .uz)
	echo "Uncompressing Maps... this may take some time"
	cd "${S}"/System
	export HOME=${T}
	export UT_DATA_PATH=${S}/System
	for f in $( find "${CDROM_ROOT}/${maps_dir}" -name '*.uz' -printf '%f ' ) ; do
		"${S}"/System/ucc-bin decompress "${f}" -nohomedir \
			|| die "uncompress map ${f} failed"
		mv -f "${f:0:${#f}-3}" "${S}"/Maps \
			|| die "mv map ${f} failed"
	done
	# Some CDs contain uncompressed maps
	cp -f "${CDROM_ROOT}/${maps_dir}"/*.unr "${S}"/Maps
	cd "${S}"

	if [[ -n "${is_goty}" ]] ; then
		# GOTY Disk 2
		cdrom_load_next_cd
		set_dirs

		# GOTY CD 2 - Help, Sounds
		cp -rf "${CDROM_ROOT}"/{${help_dir},${sounds_dir}} "${S}" || die "cp Help Sounds (CD 2) failed"

		# GOTY S3TC Textures
		if use S3TC ; then
			cp -f "${CDROM_ROOT}/${textures_dir}"/* "${S}"/Textures \
				|| die "cp S3TC Textures (CD 2) failed"
		else
			cp -f "${CDROM_ROOT}/${textures_dir}"/{JezzTex,Jezztex2,SnowDog,chaostex{,2}}.utx \
				"${S}"/Textures \
				|| die "cp Textures (CD 2) failed"
		fi

		# System
		cp -f "${CDROM_ROOT}/${system_dir}"/*.{int,u} "${S}"/System \
			|| die "cp System (CD 2) failed"

		# Uncompress maps
		echo "Uncompressing GOTY CD 2 Maps... this may take some time"
		cd "${S}"/System
		export HOME=${T}
		export UT_DATA_PATH=${S}/System
	for f in $( find "${CDROM_ROOT}/${maps_dir}" -name '*.uz' -printf '%f ' ) ; do
		"${S}"/System/ucc-bin decompress "${f}" -nohomedir \
			|| die "uncompress map ${f} failed"
		mv -f "${f:0:${#f}-3}" "${S}"/Maps \
			|| die "mv map ${f} failed"
		done
		cd "${S}"
	fi

	# Extract the patches a second time, to ensure they overwrite the CD files
	unpack_patches
}

src_install() {
	insinto "${dir}"
	doins -r icon.{bmp,xpm} README Help Logs Maps Music NetGamesUSA.com Sounds System Textures Web \
		|| die "doins random files failed"
	rm "${Ddir}"/System/*-bin
	exeinto "${dir}"/System
	# Deliberately don't install ucc-bin, due to bug #44351.
	# unreal-tournament-ded contains it instead.
	doexe System/ut-bin || die "doexe ut-bin failed"

	# Scripts
	exeinto "${dir}"
	doexe bin/x86/u{cc,t} || die "doexe ucc/ut failed"
	dosed "s:\`FindPath \$0\`:${dir}:" "${dir}"/u{cc,t}

	# Desktop
	games_make_wrapper ut ./ut "${dir}"
	newicon icon.xpm ut.xpm
	make_desktop_entry ut "Unreal Tournament 99" ut.xpm

	# Update file datestamps
	find "${Ddir}" -exec touch '{}' \;

	prepgamesdirs
}

pkg_postinst() {
	games_pkg_postinst

	if ! use bonus && ! has_version "games-fps/unreal-tournament-bonuspacks" ; then
		einfo "The 'bonus' USE flag is recommended, to add many popular maps."
		echo
	fi

	if ! use dedicated && ! has_version "games-server/unreal-tournament-ded" ; then
		einfo "The 'ucc' server executable has been moved to:"
		einfo "   games-server/unreal-tournament-ded"
		einfo "Because it is insecure - see bug #44351."
		echo
	fi
}