# Copyright 1999-2005 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

inherit eutils

IUSE="gtk gtk2 oldgtk guionly batch threads gd doc"

DESCRIPTION="mldonkey is a new client to access the eDonkey network. It is written in Objective-Caml, and comes with its own GTK GUI, an HTTP interface and a telnet interface."
HOMEPAGE="http://www.nongnu.org/mldonkey/"
SRC_URI="http://savannah.nongnu.org/download/mldonkey/${P}.tar.bz2"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~x86 ~ppc ~alpha ~ia64 ~amd64"

RDEPEND="dev-lang/perl
	gtk2? >=gnome-base/librsvg-2.4.0
	gtk2? >=dev-ml/lablgtk-2.4
	gtk? =dev-ml/lablgtk-1.2.7*
	oldgtk? =dev-ml/lablgtk-1.2.7*
	gd? >=media-libs/gd-2.0.28"

DEPEND="${RDEPEND}
	>=sys-devel/autoconf-2.58
	!batch? >=dev-lang/ocaml-3.08.3
	batch? net-misc/wget"

MLUSER="p2p"

pkg_setup() {
	echo ""
	einfo "If the compile with gui fails, and you have updated ocaml"
	einfo "recently, you may have forgotten that you need to run"
	einfo "/usr/portage/dev-lang/ocaml/files/ocaml-rebuild.sh"
	einfo "to learn which ebuilds you need to recompile"
	einfo "each time you update ocaml to a different version"
	einfo "see the ocaml ebuild for details"
	echo ""
	
	if (use gtk && use gtk2) || (use gtk && use oldgtk) || (use gtk2 && use oldgtk); then
		eerror "Only one GUI must be chosen! (gtk || gtk2 || oldgtk)"
		die
	fi

	if use guionly && !(use gtk2 || use gtk || use oldgtk); then
		eerror "You need to choose a GUI (gtk || gtk2 || oldgtk)"
		die
	fi

	if use gtk2 && !(built_with_use dev-ml/lablgtk svg); then
		eerror "dev-ml/lablgtk must be built with the 'svg' USE flag to use the gtk2 gui"
		die
	fi
}

src_unpack() {
	unpack ${P}.tar.bz2
	cd ${S}
	export WANT_AUTOCONF=2.5
	cd config; autoconf; cd ..	
}

src_compile() {
	#
	# the dirs are not (yet) used, but it doesn't hurt to specify them anyway

	# batch 	Automatically download and build OCAML-3.08.3 for compiling itself
	# threads 	Enables multiple threads (TURN IT ON YES WILL YA?)
	# onlygui	Disable all nets support, build only chosen GUI
	
	if use gtk2; then
		myconf="--enable-gui=newgui2"
	elif use gtk; then
		myconf="--enable-gui=newgui1"
	elif use oldgtk; then
		myconf="--enable-gui=oldgui"
	else myconf="--disable-gui"
	fi

	if use guionly; then
		myconf="${myconf} --disable-multinet --disable-donkey"
	fi

	econf \
		--sysconfdir=/etc/mldonkey \
		--sharedstatedir=/var/mldonkey \
		--localstatedir=/var/mldonkey \
		--enable-checks \
		`use_enable threads pthread` \
		`use_enable batch batch` \
		`use_enable gd` \
		${myconf} || die "Configure Failed!"

	export OCAMLRUNPARAM="l=256M"
	emake || die "Make Failed"
}

src_install() {
	if !(use guionly); then
		dobin mlnet
		dobin ${FILESDIR}/mldonkey

		insinto /etc/conf.d; newins ${FILESDIR}/mldonkey.confd mldonkey
		exeinto /etc/init.d; newexe ${FILESDIR}/mldonkey.initd mldonkey
	fi
	
	if (use gtk2 || use gtk || use oldgtk); then
		dobin mlgui
	fi

	if use doc ; then
		cd ${S}/distrib
		dodoc ChangeLog *.txt
		dohtml *.html

		insinto /usr/share/doc/${PF}/scripts
		doins kill_mldonkey mldonkey_command mldonkey_previewer make_buginfo

		cd ${S}/docs
		dodoc *.txt *.tex *.pdf
		dohtml *.html

		cd ${S}/docs/developers
		dodoc *.txt *.tex

		cd ${S}/docs/images
		insinto /usr/share/doc/${PF}/html/images
		doins *
	fi
}

pkg_preinst() {
	if !(use guionly); then
		enewuser ${MLUSER} -1 /bin/bash /home/p2p users
	fi
}

pkg_postinst() {
	if !(use guionly); then
		echo
		einfo "Running \`mldonkey' will start the server inside ~/.mldonkey/"
		einfo "If you want to start mldonkey in a particular working directory,"
		einfo "use the \`mlnet' command."
		einfo "If you want to start mldonkey as a system service, use"
		einfo "the /etc/init.d/mldonkey script. To control bandwidth, use"
		einfo "the 'slow' and 'fast' arguments. Be sure to have a look at"
		einfo "/etc/conf.d/mldonkey also."
		echo
		einfo "Attention: 2.6 has changed the inifiles structure, so downgrading"
		einfo "will be problematic."
		einfo "User settings (admin) are transferred to users.ini from "
		einfo "downloads.ini"
		einfo "Old ini files are automatically converted to the new format"
		echo
	else
		echo
		einfo "Simply run mlgui to start the chosen modonkey gui."
		einfo "It puts its config files into ~/.mldonkey"
	fi
}