# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$

EAPI=6
inherit eutils multilib toolchain-funcs versionator multiprocessing autotools

DESCRIPTION="Tools to create, alter, and inspect Matroska files"
HOMEPAGE="http://www.bunkus.org/videotools/mkvtoolnix"
SRC_URI="http://www.bunkus.org/videotools/mkvtoolnix/sources/${P}.tar.xz"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="amd64 ppc ~ppc64 x86 ~x86-fbsd ~amd64-linux ~x86-linux"
IUSE="curl debug pch test qt5"

ruby_atom() {
	local ruby_slot=${1/ruby/}
	ruby_slot="${ruby_slot:0:1}.${ruby_slot:1:2}"
	echo "dev-lang/ruby:${ruby_slot}"
}

# hacks to avoid using the ruby eclasses since this requires something similar
# to the python-any-r1 eclass for ruby which currently doesn't exist
RUBY_IMPLS=( ruby24 ruby23 ruby22 ruby21 )
RUBY_BDEPS="$(for ruby_impl in "${RUBY_IMPLS[@]}"; do
	echo "( $(ruby_atom ${ruby_impl}) virtual/rubygems[ruby_targets_${ruby_impl}] )"; done)"

RDEPEND="
	>=dev-libs/boost-1.46.0:=
	>=dev-libs/libebml-1.3.3:=
	dev-libs/pugixml
	media-libs/flac
	>=media-libs/libmatroska-1.4.4:=
	media-libs/libogg
	media-libs/libvorbis
	sys-apps/file
	sys-libs/zlib
	qt5? (
		dev-qt/qtcore:5
		dev-qt/qtgui:5
		dev-qt/qtnetwork:5
		dev-qt/qtwidgets:5
	)
"
DEPEND="${RDEPEND}
	|| ( ${RUBY_BDEPS} )
	sys-devel/gettext
	virtual/pkgconfig
	test? ( dev-cpp/gtest )
"

pkg_pretend() {
	# https://bugs.gentoo.org/419257
	local ver=4.6
	local msg="You need at least GCC ${ver}.x for C++11 range-based 'for' and nullptr support."
	if ! version_is_at_least ${ver} $(gcc-version); then
		eerror ${msg}
		die ${msg}
	fi
}

src_prepare() {
	local ruby_impl
	for ruby_impl in "${RUBY_IMPLS[@]}"; do
		if has_version "$(ruby_atom ${ruby_impl})"; then
			export RUBY=${ruby_impl}
			break
		fi
	done
	[[ -z ${RUBY} ]] && die "No available ruby implementations to build with"

	default
	eautoreconf
}

src_configure() {
	local myconf

	if use qt5 ; then
		# ac/qt5.m4 finds default Qt version set by qtchooser, bug #532600
		myconf+=(
			--with-moc=/usr/$(get_libdir)/qt5/bin/moc
			--with-uic=/usr/$(get_libdir)/qt5/bin/uic
			--with-rcc=/usr/$(get_libdir)/qt5/bin/rcc
		)
	fi

	econf \
		$(use_enable debug) \
		$(use_enable qt5 qt) \
		$(use_with curl) \
		$(usex pch "" --disable-precompiled-headers) \
		"${myconf[@]}" \
		--disable-optimization \
		--docdir="${EPREFIX}"/usr/share/doc/${PF} \
		--with-boost="${EPREFIX}"/usr \
		--with-boost-libdir="${EPREFIX}"/usr/$(get_libdir)
}

src_compile() {
	"${RUBY}" ./drake V=1 -j$(makeopts_jobs) || die
}

src_test() {
	"${RUBY}" ./drake V=1 -j$(makeopts_jobs) tests:unit || die
	"${RUBY}" ./drake V=1 -j$(makeopts_jobs) tests:run_unit || die
}

src_install() {
	DESTDIR="${D}" "${RUBY}" ./drake -j$(makeopts_jobs) install || die

	dodoc AUTHORS ChangeLog README.md
	doman doc/man/*.1
}