# Copyright 1999-2018 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

EAPI=6

GENTOO_DEPEND_ON_PERL="no"
PYTHON_COMPAT=( python2_7 python3_{4,5,6} )
DISTUTILS_OPTIONAL=1

inherit autotools perl-module distutils-r1 toolchain-funcs flag-o-matic java-pkg-opt-2

DESCRIPTION="Translator library for raster geospatial data formats (includes OGR support)"
HOMEPAGE="http://www.gdal.org/"
SRC_URI="http://download.osgeo.org/${PN}/${PV}/${P}.tar.gz"

SLOT="0/2.2"
LICENSE="BSD Info-ZIP MIT"
KEYWORDS="~amd64 ~arm ~arm64 ~ia64 ~ppc ~ppc64 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x86-macos"
IUSE="armadillo +aux_xml curl debug doc fits geos gif gml hdf5 java jpeg jpeg2k mdb mysql netcdf odbc ogdi opencl oracle pdf perl png postgres python spatialite sqlite threads webp xls"

COMMON_DEPEND="
	dev-libs/expat
	dev-libs/json-c:=
	dev-libs/libpcre
	dev-libs/libxml2:=
	media-libs/tiff:0=
	sci-libs/libgeotiff
	sys-libs/zlib:=[minizip(+)]
	armadillo? ( sci-libs/armadillo:=[lapack] )
	curl? ( net-misc/curl )
	fits? ( sci-libs/cfitsio:= )
	geos? ( >=sci-libs/geos-2.2.1 )
	gif? ( media-libs/giflib:= )
	gml? ( >=dev-libs/xerces-c-3.1 )
	hdf5? ( >=sci-libs/hdf5-1.6.4:=[szip] )
	jpeg? ( virtual/jpeg:0 )
	jpeg2k? ( media-libs/openjpeg:2= )
	mdb? ( dev-java/jackcess:1 )
	mysql? ( virtual/mysql )
	netcdf? ( sci-libs/netcdf:= )
	odbc? ( dev-db/unixODBC )
	ogdi? ( sci-libs/ogdi )
	opencl? ( virtual/opencl )
	oracle? ( dev-db/oracle-instantclient:= )
	pdf? ( >=app-text/poppler-0.24.3:= )
	perl? ( dev-lang/perl:= )
	png? ( media-libs/libpng:0= )
	postgres? ( >=dev-db/postgresql-8.4:= )
	python? (
		${PYTHON_DEPS}
		dev-python/numpy[${PYTHON_USEDEP}]
	)
	spatialite? ( dev-db/spatialite )
	sqlite? ( dev-db/sqlite:3 )
	webp? ( media-libs/libwebp:= )
	xls? ( dev-libs/freexl )"

RDEPEND="${COMMON_DEPEND}
	java? ( >=virtual/jre-1.7:* )"

DEPEND="${COMMON_DEPEND}
	doc? ( app-doc/doxygen )
	java? ( >=virtual/jdk-1.7:* )
	perl? ( dev-lang/swig:0 )
	python? (
		dev-lang/swig:0
		dev-python/setuptools[${PYTHON_USEDEP}]
	)"

REQUIRED_USE="
	mdb? ( java )
	python? ( ${PYTHON_REQUIRED_USE} )
	spatialite? ( sqlite )
"

PATCHES=(
	"${FILESDIR}/${P}-soname.patch"
	"${FILESDIR}/${P}-json-c-0.13.patch" # bug 641658
	"${FILESDIR}/${P}-bashcomp-path.patch" # bug 641866
	"${FILESDIR}/${P}-goocast.patch" # bug 656252
)

src_prepare() {
	# fix datadir and docdir placement
	sed -e "s:@datadir@:@datadir@/gdal:" \
		-e "s:@exec_prefix@/doc:@exec_prefix@/share/doc/${PF}/html:g" \
		-i "${S}"/GDALmake.opt.in || die

	# the second sed expression should fix bug 371075
	sed -e "s:setup.py install:setup.py install --root=\$(DESTDIR):" \
		-e "s:--prefix=\$(DESTDIR):--prefix=:" \
		-i "${S}"/swig/python/GNUmakefile || die

	# Fix spatialite/sqlite include issue
	sed -e 's:spatialite/sqlite3.h:sqlite3.h:g' \
		-i ogr/ogrsf_frmts/sqlite/ogr_sqlite.h || die

	# Fix freexl configure check
	sed -e 's:FREEXL_LIBS=missing):FREEXL_LIBS=missing,-lm):g' \
		-i configure.ac || die

	sed -e "s: /usr/: \"${EPREFIX}\"/usr/:g" \
		-i configure.ac || die

	sed -e 's:^ar:$(AR):g' \
		-i ogr/ogrsf_frmts/sdts/install-libs.sh || die

	# updated for newer swig (must specify the path to input files)
	sed -e "s: gdal_array.i: ../include/gdal_array.i:" \
		-e "s:\$(DESTDIR)\$(prefix):\$(DESTDIR)\$(INST_PREFIX):g" \
		-i swig/python/GNUmakefile || die "sed python makefile failed"
	sed -e "s:library_dirs = :library_dirs = /usr/$(get_libdir):g" \
		-i swig/python/setup.cfg || die "sed python setup.cfg failed"

	default
	eautoreconf
}

src_configure() {
	# bug 619148
	append-cxxflags -std=c++14

	tc-export AR RANLIB
	local myopts=()

	if use java; then
		myopts+=(
			--with-java=$(java-config --jdk-home 2>/dev/null)
			--with-jvm-lib=dlopen
			$(use_with mdb)
		)
	else
		myopts+=( --without-java --without-mdb )
	fi

	if use sqlite; then
		append-libs -lsqlite3
	fi

	# pcidsk is internal, because there is no such library yet released
	#     also that thing is developed by the gdal people
	# kakadu, mrsid jp2mrsid - another jpeg2k stuff, ignore
	# bsb - legal issues
	# ingres - same story as oracle oci
	# jasper - disabled because unmaintained and vulnerable; openjpeg will be used as JPEG-2000 provider instead
	# podofo - we use poppler instead they are exclusive for each other
	# tiff is a hard dep
	ECONF_SOURCE="${S}" econf \
		--includedir="${EPREFIX}/usr/include/${PN}" \
		--disable-pdf-plugin \
		--disable-static \
		--enable-shared \
		--with-expat \
		--with-geotiff \
		--with-grib \
		--with-hide-internal-symbols \
		--with-libjson-c="${EPREFIX}/usr/" \
		--with-libtiff \
		--with-libtool \
		--with-libz="${EPREFIX}/usr/" \
		--with-gnm \
		--with-cryptopp=no \
		--without-bsb \
		--without-dods-root \
		--without-ecw \
		--without-epsilon \
		--without-fme \
		--without-grass \
		--without-hdf4 \
		--without-idb \
		--without-ingres \
		--without-jasper \
		--without-jp2mrsid \
		--without-kakadu \
		--without-mrsid \
		--without-msg \
		--without-mrf \
		--without-pcraster \
		--without-pdfium \
		--without-sde \
		--without-sosi \
		--without-mongocxx \
		--without-podofo \
		--disable-lto \
		$(use_enable debug) \
		$(use_with armadillo) \
		$(use_with aux_xml pam) \
		$(use_with curl) \
		$(use_with fits cfitsio) \
		$(use_with geos) \
		$(use_with gif) \
		$(use_with gml xerces) \
		$(use_with hdf5) \
		$(use_with jpeg pcidsk) \
		$(use_with jpeg) \
		$(use_with jpeg2k openjpeg) \
		$(use_with mysql mysql "${EPREFIX}"/usr/bin/mysql_config) \
		$(use_with netcdf) \
		$(use_with oracle oci) \
		$(use_with odbc) \
		$(use_with ogdi ogdi "${EPREFIX}"/usr) \
		$(use_with opencl) \
		$(use_with perl) \
		$(use_with png) \
		$(use_with pdf poppler) \
		$(use_with postgres pg) \
		$(use_with python) \
		$(use_with spatialite) \
		$(use_with sqlite sqlite3 "${EPREFIX}"/usr) \
		$(use_with threads) \
		$(use_with webp) \
		$(use_with xls freexl) \
		${myopts}

	# mysql-config puts this in (and boy is it a PITA to get it out)
	if use mysql; then
		sed -e "s: -rdynamic : :" \
			-i GDALmake.opt || die "sed LIBS failed"
	fi
}

src_compile() {
	if use perl; then
		rm "${S}"/swig/perl/*_wrap.cpp || die
		emake -C "${S}"/swig/perl generate
	fi

	# gdal-config needed before generating Python bindings
	default

	if use perl ; then
		pushd "${S}"/swig/perl > /dev/null || die
		perl-module_src_configure
		perl-module_src_compile
		popd > /dev/null || die
	fi

	if use python; then
		rm -f "${S}"/swig/python/*_wrap.cpp || die
		emake -C "${S}"/swig/python generate
		pushd "${S}"/swig/python > /dev/null || die
		distutils-r1_src_compile
		popd > /dev/null || die
	fi

	use doc && emake docs
}

src_install() {
	if use perl ; then
		pushd "${S}"/swig/perl > /dev/null || die
		perl-module_src_install
		popd > /dev/null || die
		sed -e 's:BINDINGS        =       \(.*\) perl:BINDINGS        =       \1:g' \
			-i GDALmake.opt || die
	fi

	use perl && perl_delete_localpod

	local DOCS=( Doxyfile HOWTO-RELEASE NEWS )
	use doc && HTML_DOCS=( html/. )

	default

	python_install() {
		distutils-r1_python_install
		python_doscript scripts/*.py
	}

	if use python; then
		# Don't clash with gdal's docs
		unset DOCS HTML_DOCS

		pushd "${S}"/swig/python > /dev/null || die
		distutils-r1_src_install
		popd > /dev/null || die

		newdoc swig/python/README.txt README-python.txt

		insinto /usr/share/${PN}/samples
		doins -r swig/python/samples/
	fi

	doman "${S}"/man/man*/*
}

pkg_postinst() {
	elog "Check available image and data formats after building with"
	elog "gdalinfo and ogrinfo (using the --formats switch)."
}