# Copyright 1999-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /games-rpg/vegastrike/vegastrike-0.5.0.ebuild $

inherit flag-o-matic eutils games

DESCRIPTION="A 3D space simulator that allows you to trade and bounty hunt"
HOMEPAGE="http://vegastrike.sourceforge.net/"
SRC_URI="http://downloads.sourceforge.net/sourceforge/${PN}/${PN}-linux-${PV}.tar.bz2
	http://downloads.sourceforge.net/sourceforge/${PN}/${PN}-src-${PV}.tar.bz2"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~amd64"
IUSE="stencil-buffer gtk no-sound sdl debug"

RDEPEND="
	dev-lang/python
	virtual/opengl
	media-libs/jpeg
	media-libs/libpng
	dev-libs/expat
	media-libs/openal
	sdl? ( media-libs/libsdl )
	!no-sound? ( media-libs/libvorbis
				 media-libs/libogg
				 sdl? ( media-libs/sdl-mixer ) )
	virtual/glut
	virtual/glu
	gtk? ( x11-libs/gtk+ )
	!games-rpg/vegastrike-ded "
DEPEND="
	${RDEPEND}
	dev-lang/perl
	"

# I consider the upstream naming buggy
S="${WORKDIR}/${PN}-source-${PV}"

# where to install the game data
# (from *-linux-*.tar.bz2)
VS_DATA="${GAMES_DATADIR}/${PN}"

WORK_DATA="${PN}-data"

pkg_setup() {
	games_pkg_setup
	einfo "If compiling fails for you on gl_globals.h, try to replace your"
	einfo "glext.h (usually found in /usr/include/GL/ with this one"
	einfo "http://oss.sgi.com/projects/ogl-sample/ABI/glext.h"
	einfo "remember to make backup of the original though"
}

src_unpack() {
	unpack "${PN}-linux-${PV}.tar.bz2"

	mv "${P}" "${WORK_DATA}" \
	    || die "Renaming data directory failed"

	unpack "${PN}-src-${PV}.tar.bz2"

	# We don't need any precompiled stuff
	rm -r "${WORK_DATA}/bin" \
	    || die "Removing precompiled binaries failed"

	# Sort out directory references
	sed -i \
	    -e "s!/usr/local/share/doc!/usr/share/doc!" \
	    -e "s!/usr/local/share/vegastrike!${VS_DATA}!" \
	    -e "s!/usr/games/vegastrike!${VS_DATA}!" \
	    -e "s!/usr/local/bin!${GAMES_BINDIR}!" \
	    -e "s!/usr/local/lib/man!/usr/share/man!" \
	    "${WORK_DATA}/documentation/vegastrike.1" \
	    || die "sed ${WORK_DATA}/documentation/vegastrike.1 failed"

	cd "$S"
	epatch "${FILESDIR}/${PN}-gcc44.patch"
	epatch "${FILESDIR}/${PN}_libpng-1.4.patch"

	## This whole excursion isn't necessary with the current version anymore,
	## commenting it out

	#cd "${S}/${P}"
	# cd "${WORKDIR}/vegastrike-source-0.5.0"
	# seems to run even without fixing these paths, are they actually
	# used any more at all?
	# sed -i \
	# 	-e "s!/usr/games/vegastrike!${VS_DATA}!" \
	# 	-e "s!/usr/local/bin!${GAMES_BINDIR}!" \
	# 	launcher/saveinterface.cpp \
	# 	|| die "sed launcher/saveinterface.cpp failed"

	# not necessary if configure is called with correct --prefix
	# sed -i \
	# 	"s!/usr/local/share/vegastrike!${VS_DATA}!" \
	# 	src/common/common.cpp \
	# 	|| die "sed src/common/common.cpp failed"

	# fixed already in the source
	# sed -i \
	# 	"s!/usr/share/local/vegastrike!${VS_DATA}!" \
	# 	src/vsfilesystem.cpp \
	# 	|| die "sed src/filesys.cpp failed"

	# Makefile.am: only needed for svn building
	# sed -i \
	# 	-e '/^SUBDIRS =/s:tools::' \
	# 	Makefile.am \
	# 	|| die "sed Makefile.am failed"

	# bootstrap isn't needed for prepacked tarballs (it's equivalent to
	# autogen.sh found in other projects)
	# # is not possible here to use built in function subversion_bootstrap: it
	# # won't work as expected: ./bootstrap isn't in main compile dir
	# ./bootstrap-sh
	# cd ..

	## End of sed'ing
}

src_compile() {

	local conf_opts="
		${conf_opts} --disable-dependency-tracking
		--with-data-dir=${VS_DATA}
		"

	if use debug; then
		conf_opts="${conf_opts} --enable-debug"
	else
		conf_opts="${conf_opts} --enable-release=2"
	fi

	if ! use gtk; then
		conf_opts="${conf_opts} --disable-gtk"
	fi

	CONFIGURE_OPTIONS="
		$(use_enable stencil-buffer)
		$(use_enable sdl)
		$(use_enable !no-sound sound)
		${conf_opts}"

	egamesconf $CONFIGURE_OPTIONS \
	    || die "egamesconf failed"

	# it causes corruptions
	filter-flags -ffast-math

	# Let's optimize, removing also broken -ffast-math
	if ! use debug; then
		sed -i -e "s/-ffast-math/${CXXFLAGS}/g" Makefile \
		    || die "sed of CXXFLAGS failed"
	fi

	emake || die "emake failed"
}

src_install() {

	# Does the easy way work already?
	emake DESTDIR="${D}" install || die "Install failed"

	# The contents of this directory should not be needed by ordinary users
	# https://sourceforge.net/tracker/?func=detail&aid=2918312&group_id=19507&atid=119507
	rm -r "${D}/usr/games/objconv/" \
		|| die "Deleting obsolete objconv directory failed"

	cd ${WORKDIR}

	doicon "${WORK_DATA}/vegastrike.xpm" "${WORK_DATA}/vslogo.xpm"

	doman ${WORK_DATA}/documentation/*.1 || die "doman failed"
	dodoc ${WORK_DATA}/documentation/*.{txt,pdf,jpg} || die "dodoc failed"

	dodir "${VS_DATA}"
	( 
	    shopt -s dotglob;
	    cp -r ${WORK_DATA}/* "${D}/${GAMES_DATADIR}/${PN}/" || die "cp failed (data)"
	)
	prepgamesdirs

	return

	## I don't believe we need vsinstall & friends any more
	cd ${S}

	cat << EOF > vsinstall
#!/bin/sh
(
mkdir \${HOME}/.${PN} 2> /dev/null
ln -s \${HOME}/.${PN} \${HOME}/.${P}
cd \${HOME}/.${PN}
cp ${GAMES_DATADIR}/${PN}/data/setup.config .
cp -r ${GAMES_DATADIR}/${PN}/data/.${P}/* .
cp ${GAMES_DATADIR}/${PN}/data/vegastrike.config .
#${GAMES_BINDIR}/vssetup
vssetup
)
echo "If you wish to have your own music edit ~/.vegastrike/*.m3u"
echo "Each playlist represents a place or situation in Vega Strike"
exit 0
EOF


	dogamesbin vegastrike \
		|| die "Creation of vegastrike (the binary) failed"
	dogamesbin vsinstall \
		|| die "Creation of vsinstall failed"
	dogamesbin vegaserver \
		|| die "Creation of vegaserver failed"
	dogamesbin mesher \
		|| die "Creation of vegaserver failed"

	if use gtk; then
		newgamesbin vssetup vssetup || die "newgamesbin failed"
	fi

	cp vsinstall data/bin/vsinstall || die "cp failed"

	doicon  "${S}/data/vegastrike.xpm"
	make_desktop_entry "vegastrike" "Vegastrike" "vegastrike.xpm"

	doman ${S}/data/documentation/*.1 || die "doman failed"
	dodoc ${S}/data/documentation/*.txt || die "dodoc failed"

	dodir "${GAMES_DATADIR}/${PN}"
	cp -r data/ "${D}/${GAMES_DATADIR}/${PN}/" || die "cp failed (data)"
	prepgamesdirs
}

pkg_postinst() {
	games_pkg_postinst
	einfo "run vsinstall to setup your Account,"
	einfo "then run vegastrike (or the deprecated vslauncher)"
	einfo "    to start Vega Strike;"
	einfo "or run vssetup to set up Vega Strike."
	einfo "to start Vega Strike Server run vegaserver."
}