# 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=1.8.12

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 [[ ${PV} != *9999* ]]; then
	SRC_URI="https://github.com/mpv-player/mpv/archive/v${PV}.tar.gz -> ${P}.tar.gz"
	KEYWORDS="~amd64 ~hppa ~x86 ~amd64-linux"
	DOCS=( RELEASE_NOTES )
else
	EGIT_REPO_URI=( {https,git}://github.com/mpv-player/mpv.git )
	inherit git-r3
fi
SRC_URI+=" https://waf.io/waf-${WAF_PV}"
DOCS+=( README.md )

# See Copyright in sources and Gentoo bug 506946. Waf is BSD, libmpv is ISC.
LICENSE="GPL-2+ BSD ISC"
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 xinerama
	+xscreensaver +xv zsh-completion"
IUSE+=" cpu_flags_x86_sse4_1"

REQUIRED_USE="
	|| ( cli libmpv )
	aqua? ( opengl )
	cuda? ( !libav || ( opengl egl ) )
	egl? ( || ( gbm X wayland ) )
	gbm? ( drm egl )
	lcms? ( || ( opengl egl ) )
	luajit? ( lua )
	opengl? ( || ( aqua X !cli? ( libmpv ) ) )
	test? ( || ( opengl egl ) )
	tools? ( cli )
	uchardet? ( iconv )
	v4l? ( || ( alsa oss ) )
	vaapi? ( || ( gbm X wayland ) )
	vdpau? ( X )
	wayland? ( egl )
	xinerama? ( X )
	xscreensaver? ( X )
	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 )
	opengl? ( X? ( virtual/opengl ) )
	pulseaudio? ( media-sound/pulseaudio )
	raspberry-pi? (
		>=media-libs/raspberrypi-userland-0_pre20160305-r1
		virtual/opengl
	)
	rubberband? ( >=media-libs/rubberband-1.8.0 )
	samba? ( net-fs/samba[smbclient(+)] )
	sdl? ( media-libs/libsdl2[sound,threads,video,X?,wayland?] )
	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/libXext
		>=x11-libs/libXrandr-1.2.0
		opengl? ( x11-libs/libXdamage )
		xinerama? ( x11-libs/libXinerama )
		xscreensaver? ( x11-libs/libXScrnSaver )
		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 && ( [[ $(gcc-major-version) -lt 4 ]] || \
			( [[ $(gcc-major-version) -eq 4 ]] && [[ $(gcc-minor-version) -lt 5 ]] ) ); then
			die "${PN} requires GCC>=4.5."
		fi
		if ( use opengl || use egl ) && ! tc-has-tls; then
			die "Your compiler lacks C++11 TLS support. Use GCC>=4.8 or Clang>=3.3."
		fi
		if use vaapi && use cpu_flags_x86_sse4_1 && ! tc-is-gcc; 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
}

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)

		# See deep down below for build-date.
		--disable-libmpv-static
		--disable-static-build
		--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 xscreensaver xss)
		$(use_enable X xext)
		$(use_enable xv)
		$(use_enable xinerama)
		$(use_enable X xrandr)
		$(usex opengl "$(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')
		$(use_enable wayland 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)
		$(usex opengl "$(use_enable !aqua standard-gl)" '--disable-standard-gl')
		--disable-ios-gl
		$(usex libmpv "$(use_enable opengl plain-gl)" '--disable-plain-gl')
		--disable-mali-fbdev	# Only available in overlays.

		# 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

	if ! use egl && ! use opengl && ! use raspberry-pi; then
		mywafargs+=(--disable-gl)
	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

	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
	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

	# bash-completion < 2.3-r1 already installs (mostly broken) mpv completion.
	if use cli && ! has_version '<app-shells/bash-completion-2.3-r1' && \
		! 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
}