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# Copyright 1999-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$

EAPI=5

PYTHON_COMPAT=( python2_7 )
PYTHON_REQ_USE="tk"

inherit distutils-r1 fdo-mime versionator

DESCRIPTION="A Python-extensible molecular graphics system"
HOMEPAGE="http://www.pymol.org/"
SRC_URI="
	https://dev.gentoo.org/~jlec/distfiles/${PN}-1.7.0.0.png.xz
	https://dev.gentoo.org/~jlec/distfiles/${P}.tar.xz
"
#	mirror://sourceforge/project/${PN}/${PN}/$(get_version_component_range 1-2)/${PN}-v${PV}.tar.bz2
# git archive -v --prefix=${P}/ master -o ${P}.tar.xz

LICENSE="PSF-2.2"
SLOT="0"
KEYWORDS="amd64 ~ppc x86 ~amd64-linux ~x86-linux ~x64-macos ~x86-macos"
IUSE="apbs web"

DEPEND="
	dev-python/numpy[${PYTHON_USEDEP}]
	dev-python/pyopengl[${PYTHON_USEDEP}]
	media-libs/freeglut
	media-libs/freetype:2
	media-libs/glew:0=
	media-libs/libpng:0=
	media-video/mpeg-tools
	sys-libs/zlib
	virtual/python-pmw[${PYTHON_USEDEP}]
	apbs? (
		sci-chemistry/apbs[${PYTHON_USEDEP}]
		sci-chemistry/pdb2pqr[${PYTHON_USEDEP}]
		sci-chemistry/pymol-apbs-plugin[${PYTHON_USEDEP}]
	)
	web? ( !dev-python/webpy[${PYTHON_USEDEP}] )"
RDEPEND="${DEPEND}"

S="${WORKDIR}"/${P}/${PN}

PATCHES=(
	"${FILESDIR}"/${PN}-1.7.3.1-maeffplugin.cpp.patch
	)

python_prepare_all() {
	sed \
		-e "s:\"/usr:\"${EPREFIX}/usr:g" \
		-e "/ext_comp_args.*+=/s:\[.*\]$:\[\]:g" \
		-e "/import/s:argparse:argparseX:g" \
		-i setup.py || die

	rm ./modules/pmg_tk/startup/apbs_tools.py || die

	sed \
		-e "s:/opt/local:${EPREFIX}/usr:g" \
		-e '/ext_comp_args/s:\[.*\]:[]:g' \
		-i setup.py || die

	distutils-r1_python_prepare_all
}

python_install() {
	distutils-r1_python_install --pymol-path="${EPREFIX}/usr/share/pymol"
}

python_install_all() {
	distutils-r1_python_install_all

	python_export python2_7 EPYTHON

	# These environment variables should not go in the wrapper script, or else
	# it will be impossible to use the PyMOL libraries from Python.
	cat >> "${T}"/20pymol <<- EOF
		PYMOL_PATH="$(python_get_sitedir)/${PN}"
		PYMOL_DATA="${EPREFIX}/usr/share/pymol/data"
		PYMOL_SCRIPTS="${EPREFIX}/usr/share/pymol/scripts"
	EOF

	doenvd "${T}"/20pymol

	newicon "${WORKDIR}"/${PN}-1.7.0.0.png ${PN}.png
	make_desktop_entry ${PN} PyMol ${PN} \
		"Graphics;Education;Science;Chemistry;" \
		"MimeType=chemical/x-pdb;chemical/x-mdl-molfile;chemical/x-mol2;chemical/seq-aa-fasta;chemical/seq-na-fasta;chemical/x-xyz;chemical/x-mdl-sdf;"

	if ! use web; then
		rm -rf "${D}/$(python_get_sitedir)/web" || die
	fi

	rm -f "${ED}"/usr/share/${PN}/LICENSE || die
}

pkg_postinst() {
	fdo-mime_desktop_database_update
	fdo-mime_mime_database_update
}

pkg_postrm() {
	fdo-mime_desktop_database_update
	fdo-mime_mime_database_update
}