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

EAPI=6

PYTHON_COMPAT=( python{2_7,3_4,3_5} )
PYTHON_REQ_USE='threads(+)'

WAF_PV=1.9.8

inherit gnome2-utils pax-utils python-r1 toolchain-funcs versionator waf-utils xdg-utils

DESCRIPTION="Media player based on MPlayer and mplayer2"
HOMEPAGE="https://mpv.io/"

if [[ ${PV} != *9999* ]]; then
	SRC_URI="
		https://github.com/mpv-player/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz
		https://dev.gentoo.org/~kensington/distfiles/${P}-patches-${PR}.tar.xz
	"
	KEYWORDS="alpha amd64 ~arm hppa ppc ppc64 ~x86 ~amd64-linux"
	DOCS=( RELEASE_NOTES )
else
	EGIT_REPO_URI="https://github.com/mpv-player/${PN}.git"
	inherit git-r3
fi
SRC_URI+=" https://waf.io/waf-${WAF_PV}"
DOCS+=( README.md DOCS/{client-api,interface}-changes.rst )

# See Copyright in sources and Gentoo bug 506946. Waf is BSD, libmpv is ISC.
LICENSE="LGPL-2.1+ GPL-2+ BSD ISC samba? ( GPL-3+ )"
SLOT="0"
IUSE="+alsa aqua archive bluray cdda +cli coreaudio cplugins cuda doc drm dvb
	dvd +egl encode gbm +iconv jack jpeg lcms +libass libav libcaca libmpv +lua
	luajit openal +opengl oss pulseaudio raspberry-pi rubberband samba sdl
	selinux test tools +uchardet v4l vaapi vdpau vf-dlopen wayland +X +xv
	zsh-completion"
IUSE+=" cpu_flags_x86_sse4_1"

REQUIRED_USE="
	|| ( cli libmpv )
	aqua? ( opengl )
	cuda? ( !libav opengl )
	egl? ( || ( gbm X wayland ) )
	gbm? ( drm egl opengl )
	lcms? ( opengl )
	luajit? ( lua )
	opengl? ( || ( aqua egl X raspberry-pi !cli ) )
	raspberry-pi? ( opengl )
	test? ( opengl )
	tools? ( cli )
	uchardet? ( iconv )
	v4l? ( || ( alsa oss ) )
	vaapi? ( || ( gbm X wayland ) )
	vdpau? ( X )
	wayland? ( egl )
	X? ( egl? ( opengl ) )
	xv? ( X )
	zsh-completion? ( cli )
	${PYTHON_REQUIRED_USE}
"

COMMON_DEPEND="
	!libav? ( >=media-video/ffmpeg-3.2.2:0=[encode?,threads,vaapi?,vdpau?] )
	libav? ( >=media-video/libav-12:0=[encode?,threads,vaapi?,vdpau?] )
	sys-libs/zlib
	alsa? ( >=media-libs/alsa-lib-1.0.18 )
	archive? ( >=app-arch/libarchive-3.0.0:= )
	bluray? ( >=media-libs/libbluray-0.3.0:= )
	cdda? ( dev-libs/libcdio-paranoia )
	cuda? ( >=media-video/ffmpeg-3.3:0 )
	drm? ( x11-libs/libdrm )
	dvd? (
		>=media-libs/libdvdnav-4.2.0
		>=media-libs/libdvdread-4.1.0
	)
	egl? ( media-libs/mesa[egl,gbm(-)?,wayland(-)?] )
	iconv? (
		virtual/libiconv
		uchardet? ( app-i18n/uchardet )
	)
	jack? ( virtual/jack )
	jpeg? ( virtual/jpeg:0 )
	lcms? ( >=media-libs/lcms-2.6:2 )
	libass? (
		>=media-libs/libass-0.12.1:=[fontconfig,harfbuzz]
		virtual/ttf-fonts
	)
	libcaca? ( >=media-libs/libcaca-0.99_beta18 )
	lua? (
		!luajit? ( <dev-lang/lua-5.3:= )
		luajit? ( dev-lang/luajit:2 )
	)
	openal? ( >=media-libs/openal-1.13 )
	pulseaudio? ( media-sound/pulseaudio )
	raspberry-pi? ( >=media-libs/raspberrypi-userland-0_pre20160305-r1 )
	rubberband? ( >=media-libs/rubberband-1.8.0 )
	samba? ( net-fs/samba[smbclient(+)] )
	sdl? ( media-libs/libsdl2[sound,threads,video] )
	v4l? ( media-libs/libv4l )
	vaapi? ( >=x11-libs/libva-1.4.0[drm?,X?,wayland?] )
	vdpau? ( >=x11-libs/libvdpau-0.2 )
	wayland? (
		>=dev-libs/wayland-1.6.0
		>=x11-libs/libxkbcommon-0.3.0
	)
	X? (
		x11-libs/libX11
		x11-libs/libXScrnSaver
		x11-libs/libXext
		x11-libs/libXinerama
		x11-libs/libXrandr
		opengl? (
			x11-libs/libXdamage
			virtual/opengl
		)
		xv? ( x11-libs/libXv )
	)
"
DEPEND="${COMMON_DEPEND}
	${PYTHON_DEPS}
	dev-python/docutils
	virtual/pkgconfig
	doc? ( dev-python/rst2pdf )
	dvb? ( virtual/linuxtv-dvb-headers )
	test? ( >=dev-util/cmocka-1.0.0 )
	v4l? ( virtual/os-headers )
	zsh-completion? ( dev-lang/perl )
"
RDEPEND="${COMMON_DEPEND}
	cuda? ( x11-drivers/nvidia-drivers[X] )
	selinux? ( sec-policy/selinux-mplayer )
	tools? ( ${PYTHON_DEPS} )
"

PATCHES=(
	"${FILESDIR}/${PN}-0.19.0-make-ffmpeg-version-check-non-fatal.patch"
	"${FILESDIR}/${PN}-0.23.0-make-libavdevice-check-accept-libav.patch"
)

mpv_check_compiler() {
	if [[ ${MERGE_TYPE} != "binary" ]]; then
		if ! tc-is-gcc && use vaapi && use cpu_flags_x86_sse4_1 && \
				{ has_version '<media-video/ffmpeg-3.3:0' || has_version '<media-video/libav-13:0'; }; then
			die "${PN} requires GCC for SSE4.1 intrinsics."
		fi
	fi
}

pkg_pretend() {
	mpv_check_compiler
}

pkg_setup() {
	mpv_check_compiler
	[[ ${MERGE_TYPE} != "binary" ]] && python_setup
}

src_prepare() {
	cp "${DISTDIR}/waf-${WAF_PV}" "${S}"/waf || die
	chmod +x "${S}"/waf || die
	default_src_prepare
	eapply "${WORKDIR}/${PV}"
}

src_configure() {
	tc-export CC PKG_CONFIG AR

	if tc-is-cross-compiler && use raspberry-pi; then
		export EXTRA_PKG_CONFIG_LIBDIR="${SYSROOT%/}${EPREFIX}/opt/vc/lib/pkgconfig"
		# Drop next line when Gentoo bug 607344 is fixed or if you fixed it locally.
		die "${PN} can't be cross built with raspberry-pi USE enabled. See Gentoo bug 607344."
	fi

	local mywafargs=(
		--confdir="${EPREFIX}/etc/${PN}"
		--docdir="${EPREFIX}/usr/share/doc/${PF}"
		--htmldir="${EPREFIX}/usr/share/doc/${PF}/html"

		$(usex cli '' '--disable-cplayer')
		$(use_enable libmpv libmpv-shared)

		--disable-libmpv-static
		--disable-static-build
		# See deep down below for build-date.
		--disable-optimize		# Don't add '-O2' to CFLAGS.
		--disable-debug-build	# Don't add '-g' to CFLAGS.
		--enable-html-build

		$(use_enable doc pdf-build)
		$(use_enable cplugins)
		$(use_enable vf-dlopen vf-dlopen-filters)
		$(use_enable zsh-completion zsh-comp)
		$(use_enable test)

		$(use_enable iconv)
		$(use_enable samba libsmbclient)
		$(use_enable lua)
		$(usex luajit '--lua=luajit' '')
		$(use_enable libass)
		$(use_enable libass libass-osd)
		$(use_enable encode encoding)
		$(use_enable bluray libbluray)
		$(use_enable dvd dvdread)
		$(use_enable dvd dvdnav)
		$(use_enable cdda)
		$(use_enable uchardet)
		$(use_enable rubberband)
		$(use_enable lcms lcms2)
		--disable-vapoursynth	# Only available in overlays.
		--disable-vapoursynth-lazy
		$(use_enable archive libarchive)

		--enable-libavdevice

		# Audio outputs:
		$(use_enable sdl sdl2)	# Listed under audio, but also includes video.
		--disable-sdl1
		$(use_enable oss oss-audio)
		--disable-rsound		# Only available in overlays.
		--disable-sndio			# Only available in overlays.
		$(use_enable pulseaudio pulse)
		$(use_enable jack)
		$(use_enable openal)
		--disable-opensles
		$(use_enable alsa)
		$(use_enable coreaudio)

		# Video outputs:
		$(use_enable aqua cocoa)
		$(use_enable drm)
		$(use_enable gbm)
		$(use_enable wayland)
		$(use_enable X x11)
		$(use_enable xv)
		$(usex opengl "$(use_enable aqua gl-cocoa)" '--disable-gl-cocoa')
		$(usex opengl "$(use_enable X gl-x11)" '--disable-gl-x11')
		$(usex egl "$(use_enable X egl-x11)" '--disable-egl-x11')
		$(usex egl "$(use_enable gbm egl-drm)" '--disable-egl-drm')
		$(usex opengl "$(use_enable wayland gl-wayland)" '--disable-gl-wayland')
		$(use_enable vdpau)
		$(usex vdpau "$(use_enable opengl vdpau-gl-x11)" '--disable-vdpau-gl-x11')
		$(use_enable vaapi)		# See below for vaapi-glx, vaapi-x-egl.
		$(usex vaapi "$(use_enable X vaapi-x11)" '--disable-vaapi-x11')
		$(usex vaapi "$(use_enable wayland vaapi-wayland)" '--disable-vaapi-wayland')
		$(usex vaapi "$(use_enable gbm vaapi-drm)" '--disable-vaapi-drm')
		$(use_enable libcaca caca)
		$(use_enable jpeg)
		--disable-android
		$(use_enable raspberry-pi rpi)
		$(usex libmpv "$(use_enable opengl plain-gl)" '--disable-plain-gl')
		--disable-mali-fbdev	# Only available in overlays.
		$(usex opengl '' '--disable-gl')

		# HWaccels:
		# Automagic Video Toolbox HW acceleration. See Gentoo bug 577332.
		$(use_enable vaapi vaapi-hwaccel)
		$(use_enable vdpau vdpau-hwaccel)
		$(use_enable cuda cuda-hwaccel)

		# TV features:
		$(use_enable v4l tv)
		$(use_enable v4l tv-v4l2)
		$(use_enable v4l libv4l2)
		$(use_enable v4l audio-input)
		$(use_enable dvb dvbin)

		# Miscellaneous features:
		--disable-apple-remote	# Needs testing first. See Gentoo bug 577332.
	)

	if use vaapi && use X; then
		mywafargs+=(
			$(use_enable opengl vaapi-glx)
			$(use_enable egl vaapi-x-egl)
		)
	fi

	# Create reproducible non-live builds.
	[[ ${PV} != *9999* ]] && mywafargs+=(--disable-build-date)

	waf-utils_src_configure "${mywafargs[@]}"
}

src_install() {
	waf-utils_src_install

	if use lua; then
		insinto /usr/share/${PN}
		doins -r TOOLS/lua
	fi

	if use cli && use luajit; then
		pax-mark -m "${ED}"usr/bin/${PN}
	fi

	if use tools; then
		dobin TOOLS/{mpv_identify.sh,umpv}
		newbin TOOLS/idet.sh mpv_idet.sh
		python_replicate_script "${ED}"usr/bin/umpv
	fi
}

pkg_preinst() {
	gnome2_icon_savelist
}

pkg_postinst() {
	local rv softvol_0_18_1=0 osc_0_21_0=0 txtsubs_0_24_0=0 opengl_0_25_0=0

	for rv in ${REPLACING_VERSIONS}; do
		version_compare ${rv} 0.18.1
		[[ $? -eq 1 ]] && softvol_0_18_1=1
		version_compare ${rv} 0.21.0
		[[ $? -eq 1 ]] && osc_0_21_0=1
		version_compare ${rv} 0.24.0
		[[ $? -eq 1 ]] && txtsubs_0_24_0=1
		version_compare ${rv} 0.25.0
		[[ $? -eq 1 ]] && ! use opengl && opengl_0_25_0=1
	done

	if [[ ${softvol_0_18_1} -eq 1 ]]; then
		elog "Since version 0.18.1 the software volume control is always enabled."
		elog "This means that volume controls don't change the system volume,"
		elog "e.g. per-application volume with PulseAudio."
		elog "If you want to restore the previous behaviour, please refer to"
		elog
		elog "https://wiki.gentoo.org/wiki/Mpv#Volume_in_0.18.1"
		elog
	fi

	if [[ ${osc_0_21_0} -eq 1 ]]; then
		elog "In version 0.21.0 the default OSC layout was changed."
		elog "If you want to restore the previous layout, please refer to"
		elog
		elog "https://wiki.gentoo.org/wiki/Mpv#OSC_in_0.21.0"
		elog
	fi

	if [[ ${txtsubs_0_24_0} -eq 1 ]]; then
		elog "Since version 0.24.0 subtitles with .txt extension aren't autoloaded."
		elog "If you want to restore the previous behaviour, please refer to"
		elog
		elog "https://wiki.gentoo.org/wiki/Mpv#Subtitles_with_.txt_extension_in_0.24.0"
		elog
	fi

	if [[ ${opengl_0_25_0} -eq 1 ]]; then
		elog "Since version 0.25.0 the 'opengl' USE flag is mapped to"
		elog "the 'opengl' video output and no longer explicitly requires"
		elog "X11 or Mac OS Aqua. Consider enabling the 'opengl' USE flag."
	fi

	if use cli && ! has_version 'app-shells/mpv-bash-completion'; then
		elog "If you want to have command-line completion via bash-completion,"
		elog "please install app-shells/mpv-bash-completion."
	fi

	if use cli && [[ -n ${REPLACING_VERSIONS} ]] && \
		has_version 'app-shells/mpv-bash-completion'; then
		elog "If command-line completion doesn't work after mpv update,"
		elog "please rebuild app-shells/mpv-bash-completion."
	fi

	gnome2_icon_cache_update
	xdg_desktop_database_update
}

pkg_postrm() {
	gnome2_icon_cache_update
	xdg_desktop_database_update
}

src_test() {
	cd "${S}"/build/test || die
	local test
	for test in *; do
		if [[ -x ${test} ]]; then
			./"${test}" || die "Test suite failed"
		fi
	done
}