# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

LUA_COMPAT=( lua5-{1..2} )
PYTHON_COMPAT=( python3_{10..11} )

inherit fcaps flag-o-matic readme.gentoo-r1 lua-single python-any-r1 qmake-utils xdg cmake

DESCRIPTION="Network protocol analyzer (sniffer)"
HOMEPAGE="https://www.wireshark.org/"

if [[ ${PV} == *9999* ]] ; then
	EGIT_REPO_URI="https://gitlab.com/wireshark/wireshark"
	inherit git-r3
else
	VERIFY_SIG_OPENPGP_KEY_PATH=/usr/share/openpgp-keys/wireshark.asc
	inherit verify-sig

	SRC_URI="https://www.wireshark.org/download/src/all-versions/${P/_/}.tar.xz"
	SRC_URI+=" verify-sig? ( https://www.wireshark.org/download/SIGNATURES-${PV}.txt -> ${P}-signatures.txt )"
	S="${WORKDIR}/${P/_/}"

	if [[ ${PV} != *_rc* ]] ; then
		KEYWORDS="amd64 arm arm64 ~hppa ~ia64 ppc64 ~riscv x86"
	fi
fi

LICENSE="GPL-2"
SLOT="0/${PV}"
IUSE="androiddump bcg729 brotli +capinfos +captype ciscodump +dftest doc dpauxmon"
IUSE+=" +dumpcap +editcap +gui http2 ilbc kerberos libxml2 lua lz4 maxminddb"
IUSE+=" +mergecap +minizip +netlink opus +plugins +pcap qt6 +randpkt"
IUSE+=" +randpktdump +reordercap sbc selinux +sharkd smi snappy spandsp sshdump ssl"
IUSE+=" sdjournal test +text2pcap tfshark +tshark +udpdump wifi zlib +zstd"

REQUIRED_USE="
	lua? ( ${LUA_REQUIRED_USE} )
"

# Tests restricted for now because rely on pytest internals w/ >=3.11
# See bug #897078 and https://gitlab.com/wireshark/wireshark/-/issues/18740.
RESTRICT="!test? ( test ) test"

# bug #753062 for speexdsp
RDEPEND="
	acct-group/pcap
	>=dev-libs/glib-2.50.0:2
	dev-libs/libpcre2
	>=net-dns/c-ares-1.13.0:=
	>=dev-libs/libgcrypt-1.8.0:=
	media-libs/speexdsp
	bcg729? ( media-libs/bcg729 )
	brotli? ( app-arch/brotli:= )
	ciscodump? ( >=net-libs/libssh-0.6:= )
	filecaps? ( sys-libs/libcap )
	http2? ( >=net-libs/nghttp2-1.11.0:= )
	ilbc? ( media-libs/libilbc:= )
	kerberos? ( virtual/krb5 )
	libxml2? ( dev-libs/libxml2 )
	lua? ( ${LUA_DEPS} )
	lz4? ( app-arch/lz4:= )
	maxminddb? ( dev-libs/libmaxminddb:= )
	minizip? ( sys-libs/zlib[minizip] )
	netlink? ( dev-libs/libnl:3 )
	opus? ( media-libs/opus )
	pcap? ( net-libs/libpcap )
	gui? (
		x11-misc/xdg-utils
		qt6? (
			dev-qt/qtbase:6[concurrent,dbus,gui,widgets]
			dev-qt/qt5compat:6
			dev-qt/qtmultimedia:6
		)
		!qt6? (
			dev-qt/qtcore:5
			dev-qt/qtconcurrent:5
			dev-qt/qtgui:5
			dev-qt/qtmultimedia:5
			dev-qt/qtprintsupport:5
			dev-qt/qtwidgets:5
		)
	)
	sbc? ( media-libs/sbc )
	sdjournal? ( sys-apps/systemd:= )
	smi? ( net-libs/libsmi )
	snappy? ( app-arch/snappy:= )
	spandsp? ( media-libs/spandsp:= )
	sshdump? ( >=net-libs/libssh-0.6:= )
	ssl? ( >=net-libs/gnutls-3.5.8:= )
	wifi? ( >=net-libs/libssh-0.6:= )
	zlib? ( sys-libs/zlib )
	zstd? ( app-arch/zstd:= )
"
DEPEND="
	${RDEPEND}
	gui? (
		!qt6? (
			dev-qt/qtdeclarative:5
		)
	)
"
# TODO: 4.0.0_rc1 release notes say:
# "Perl is no longer required to build Wireshark, but may be required to build some source code files and run code analysis checks."
BDEPEND="
	${PYTHON_DEPS}
	dev-lang/perl
	app-alternatives/lex
	sys-devel/gettext
	virtual/pkgconfig
	doc? (
		app-text/doxygen
		dev-ruby/asciidoctor
	)
	gui? (
		qt6? (
			dev-qt/qttools:6[linguist]
		)
		!qt6? (
			dev-qt/linguist-tools:5
		)
	)
	test? (
		$(python_gen_any_dep '
			dev-python/pytest[${PYTHON_USEDEP}]
			dev-python/pytest-xdist[${PYTHON_USEDEP}]
		')
	)
"
RDEPEND="
	${RDEPEND}
	gui? ( virtual/freedesktop-icon-theme )
	selinux? ( sec-policy/selinux-wireshark )
"

if [[ ${PV} != *9999* ]] ; then
	BDEPEND+=" verify-sig? ( sec-keys/openpgp-keys-wireshark )"
fi

PATCHES=(
	"${FILESDIR}"/${PN}-2.6.0-redhat.patch
	"${FILESDIR}"/${PN}-3.4.2-cmake-lua-version.patch
)

python_check_deps() {
	use test || return 0

	python_has_version -b "dev-python/pytest[${PYTHON_USEDEP}]" &&
		 python_has_version -b "dev-python/pytest-xdist[${PYTHON_USEDEP}]"
}

pkg_setup() {
	use lua && lua-single_pkg_setup

	python-any-r1_pkg_setup
}

src_unpack() {
	if [[ ${PV} == *9999* ]] ; then
		git-r3_src_unpack
	else
		if use verify-sig ; then
			cd "${DISTDIR}" || die
			verify-sig_verify_signed_checksums \
				${P}-signatures.txt \
				openssl-dgst \
				${P}.tar.xz
			cd "${WORKDIR}" || die
		fi

		default
	fi
}

src_configure() {
	local mycmakeargs

	python_setup

	# Workaround bug #213705. If krb5-config --libs has -lcrypto then pass
	# --with-ssl to ./configure. (Mimics code from acinclude.m4).
	if use kerberos ; then
		case $(krb5-config --libs) in
			*-lcrypto*)
				ewarn "Kerberos was built with ssl support: linkage with openssl is enabled."
				ewarn "Note there are annoying license incompatibilities between the OpenSSL"
				ewarn "license and the GPL, so do your check before distributing such package."
				mycmakeargs+=( -DENABLE_GNUTLS=$(usex ssl) )
				;;
		esac
	fi

	if use gui ; then
		append-cxxflags -fPIC -DPIC
	fi

	# crashes at runtime
	# https://bugs.gentoo.org/754021
	filter-lto

	mycmakeargs+=(
		-DPython3_EXECUTABLE="${PYTHON}"
		-DCMAKE_DISABLE_FIND_PACKAGE_{Asciidoctor,DOXYGEN}=$(usex !doc)

		$(use androiddump && use pcap && echo -DEXTCAP_ANDROIDDUMP_LIBPCAP=yes)
		$(usex gui LRELEASE=$(qt5_get_bindir)/lrelease '')
		$(usex gui MOC=$(qt5_get_bindir)/moc '')
		$(usex gui RCC=$(qt5_get_bindir)/rcc '')
		$(usex gui UIC=$(qt5_get_bindir)/uic '')

		-DBUILD_androiddump=$(usex androiddump)
		-DBUILD_capinfos=$(usex capinfos)
		-DBUILD_captype=$(usex captype)
		-DBUILD_ciscodump=$(usex ciscodump)
		-DBUILD_dftest=$(usex dftest)
		-DBUILD_dpauxmon=$(usex dpauxmon)
		-DBUILD_dumpcap=$(usex dumpcap)
		-DBUILD_editcap=$(usex editcap)
		-DBUILD_mergecap=$(usex mergecap)
		-DBUILD_mmdbresolve=$(usex maxminddb)
		-DBUILD_randpkt=$(usex randpkt)
		-DBUILD_randpktdump=$(usex randpktdump)
		-DBUILD_reordercap=$(usex reordercap)
		-DBUILD_sdjournal=$(usex sdjournal)
		-DBUILD_sharkd=$(usex sharkd)
		-DBUILD_sshdump=$(usex sshdump)
		-DBUILD_text2pcap=$(usex text2pcap)
		-DBUILD_tfshark=$(usex tfshark)
		-DBUILD_tshark=$(usex tshark)
		-DBUILD_udpdump=$(usex udpdump)

		-DBUILD_wireshark=$(usex gui)
		-DUSE_qt6=$(usex qt6)

		-DENABLE_WERROR=OFF
		-DENABLE_BCG729=$(usex bcg729)
		-DENABLE_BROTLI=$(usex brotli)
		-DENABLE_CAP=$(usex filecaps caps)
		-DENABLE_GNUTLS=$(usex ssl)
		-DENABLE_ILBC=$(usex ilbc)
		-DENABLE_KERBEROS=$(usex kerberos)
		-DENABLE_LIBXML2=$(usex libxml2)
		# only appends -flto
		-DENABLE_LTO=OFF
		-DENABLE_LUA=$(usex lua)
		-DENABLE_LZ4=$(usex lz4)
		-DENABLE_MINIZIP=$(usex minizip)
		-DENABLE_NETLINK=$(usex netlink)
		-DENABLE_NGHTTP2=$(usex http2)
		-DENABLE_OPUS=$(usex opus)
		-DENABLE_PCAP=$(usex pcap)
		-DENABLE_PLUGINS=$(usex plugins)
		-DENABLE_PLUGIN_IFDEMO=OFF
		-DENABLE_SBC=$(usex sbc)
		-DENABLE_SMI=$(usex smi)
		-DENABLE_SNAPPY=$(usex snappy)
		-DENABLE_SPANDSP=$(usex spandsp)
		-DBUILD_wifidump=$(usex wifi)
		-DENABLE_ZLIB=$(usex zlib)
		-DENABLE_ZSTD=$(usex zstd)
	)

	cmake_src_configure
}

src_test() {
	cmake_build test-programs

	EPYTEST_DESELECT=(
		# TODO: investigate
		suite_follow_multistream.py::case_follow_multistream::test_follow_http2_multistream
	)

	# https://www.wireshark.org/docs/wsdg_html_chunked/ChTestsRunPytest.html
	epytest \
		--disable-capture \
		--skip-missing-programs=all \
		--program-path "${BUILD_DIR}"/run
}

src_install() {
	cmake_src_install

	# FAQ is not required as is installed from help/faq.txt
	dodoc AUTHORS ChangeLog NEWS README* doc/randpkt.txt doc/README*

	# install headers
	insinto /usr/include/wireshark
	doins "${BUILD_DIR}"/config.h

	# If trying to remove this, try build e.g. libvirt first!
	# At last check, Fedora is still doing this too.
	local dir dirs=(
		epan
		epan/crypt
		epan/dfilter
		epan/dissectors
		epan/ftypes
		wiretap
		wsutil
		wsutil/wmem
	)

	for dir in "${dirs[@]}" ; do
		insinto /usr/include/wireshark/${dir}
		doins ${dir}/*.h
	done

	if use gui ; then
		local s

		for s in 16 32 48 64 128 256 512 1024 ; do
			insinto /usr/share/icons/hicolor/${s}x${s}/apps
			newins resources/icons/wsicon${s}.png wireshark.png
		done

		for s in 16 24 32 48 64 128 256 ; do
			insinto /usr/share/icons/hicolor/${s}x${s}/mimetypes
			newins resources/icons//WiresharkDoc-${s}.png application-vnd.tcpdump.pcap.png
		done
	fi

	if [[ -d "${ED}"/usr/share/appdata ]] ; then
		rm -r "${ED}"/usr/share/appdata || die
	fi

	readme.gentoo_create_doc
}

pkg_postinst() {
	xdg_pkg_postinst

	# Add group for users allowed to sniff.
	chgrp pcap "${EROOT}"/usr/bin/dumpcap

	if use dumpcap && use pcap ; then
		fcaps -o 0 -g pcap -m 4710 -M 0710 \
			cap_dac_read_search,cap_net_raw,cap_net_admin \
			"${EROOT}"/usr/bin/dumpcap
	fi

	readme.gentoo_print_elog
}