# Copyright 1999-2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sci-chemistry/ccpn/ccpn-2.2.1_p110527.ebuild,v 1.1 2011/05/27 10:28:55 jlec Exp $

EAPI="3"

PYTHON_DEPEND="2:2.5"
PYTHON_USE_WITH="ssl tk"

inherit eutils portability python toolchain-funcs versionator

PATCHSET="${PV##*_p}"
MY_PN="${PN}mr"
MY_PV="$(replace_version_separator 3 _ ${PV%%_p*})"
MY_MAJOR="$(get_version_component_range 1-3)"

DESCRIPTION="The Collaborative Computing Project for NMR"
SRC_URI="http://www.bio.cam.ac.uk/ccpn/download/${MY_PN}/analysis${MY_PV}.tar.gz"
	[[ -n ${PATCHSET} ]] && SRC_URI="${SRC_URI}	http://dev.gentoo.org/~jlec/distfiles/ccpn-update-${MY_MAJOR}-${PATCHSET}.patch.bz2"
HOMEPAGE="http://www.ccpn.ac.uk/ccpn"

SLOT="0"
LICENSE="|| ( CCPN LGPL-2.1 )"
KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
IUSE="extendnmr +opengl"

RDEPEND="
	dev-lang/tk[threads]
	>=dev-python/numpy-1.4
	>=dev-tcltk/tix-8.4.3
	=sci-libs/ccpn-data-"${MY_MAJOR}"*
	x11-libs/libXext
	x11-libs/libX11
	opengl? (
		media-libs/freeglut
		dev-python/pyglet )"
# We need to fix this
#		sci-chemistry/mdd
DEPEND="${RDEPEND}"
PDEPEND="
	extendnmr? (
		sci-chemistry/aria
		sci-chemistry/prodecomp )"

RESTRICT="mirror"

S="${WORKDIR}"/${MY_PN}/${MY_PN}$(get_version_component_range 1-2 ${PV})

pkg_setup() {
	python_set_active_version 2
}

src_prepare() {
	[[ -n ${PATCHSET} ]] && \
		epatch "${WORKDIR}"/ccpn-update-${MY_MAJOR}-${PATCHSET}.patch

	epatch "${FILESDIR}"/${MY_PV}-parallel.patch

	local tk_ver
	local myconf

	tk_ver="$(best_version dev-lang/tk | cut -d- -f3 | cut -d. -f1,2)"

	if use opengl; then
		GLUT_NEED_INIT="-DNEED_GLUT_INIT"
		IGNORE_GL_FLAG=""
		GL_FLAG="-DUSE_GL_TRUE"
		GL_DIR="${EPREFIX}/usr"
		GL_LIB="-lglut -lGLU -lGL"
		GL_INCLUDE_FLAGS="-I\$(GL_DIR)/include"
		GL_LIB_FLAGS="-L\$(GL_DIR)/$(get_libdir)"

	else
		IGNORE_GL_FLAG="-DIGNORE_GL"
		GL_FLAG="-DUSE_GL_FALSE"
	fi

	GLUT_NOT_IN_GL=""
	GLUT_FLAG="\$(GLUT_NEED_INIT) \$(GLUT_NOT_IN_GL)"

	rm -rf data model doc license || die

	sed \
		-e "s:/usr:${EPREFIX}/usr:g" \
		-e "s:^\(CC =\).*:\1 $(tc-getCC):g" \
		-e "s:^\(OPT_FLAG =\).*:\1 ${CFLAGS}:g" \
		-e "s:^\(LINK_FLAGS =.*\):\1 ${LDFLAGS}:g" \
		-e "s:^\(IGNORE_GL_FLAG =\).*:\1 ${IGNORE_GL_FLAG}:g" \
		-e "s:^\(GL_FLAG =\).*:\1 ${GL_FLAG}:g" \
		-e "s:^\(GL_DIR =\).*:\1 ${GL_DIR}:g" \
		-e "s:^\(GL_LIB =\).*:\1 ${GL_LIB}:g" \
		-e "s:^\(GL_LIB_FLAGS =\).*:\1 ${GL_LIB_FLAGS}:g" \
		-e "s:^\(GL_INCLUDE_FLAGS =\).*:\1 ${GL_INCLUDE_FLAGS}:g" \
		-e "s:^\(GLUT_NEED_INIT =\).*:\1 ${GLUT_NEED_INIT}:g" \
		-e "s:^\(GLUT_NOT_IN_GL =\).*:\1:g" \
		-e "s:^\(X11_LIB_FLAGS =\).*:\1 -L${EPREFIX}/usr/$(get_libdir):g" \
		-e "s:^\(TCL_LIB_FLAGS =\).*:\1 -L${EPREFIX}/usr/$(get_libdir):g" \
		-e "s:^\(TK_LIB_FLAGS =\).*:\1 -L${EPREFIX}/usr/$(get_libdir):g" \
		-e "s:^\(PYTHON_INCLUDE_FLAGS =\).*:\1 -I${EPREFIX}/$(python_get_includedir):g" \
		-e "s:^\(PYTHON_LIB =\).*:\1 $(python_get_library -l):g" \
		c/environment_default.txt > c/environment.txt
}

src_compile() {
	emake -C c all links || die
}

src_install() {
	local libdir
	local tkver
	local _wrapper

	find . -name "*.pyc" -type d -delete

	libdir=$(get_libdir)
	tkver=$(best_version dev-lang/tk | cut -d- -f3 | cut -d. -f1,2)

	_wrapper="analysis dangle dataShifter depositionFileImporter eci formatConverter pipe2azara xeasy2azara"
	use extendnmr && _wrapper="${_wrapper} extendNmr"
	for wrapper in ${_wrapper}; do
		sed \
			-e "s:gentoo_sitedir:${EPREFIX}$(python_get_sitedir):g" \
		   -e "s:gentoolibdir:${EPREFIX}/usr/${libdir}:g" \
			-e "s:gentootk:${EPREFIX}/usr/${libdir}/tk${tkver}:g" \
			-e "s:gentootcl:${EPREFIX}/usr/${libdir}/tclk${tkver}:g" \
			-e "s:gentoopython:${EPREFIX}/usr/bin/python:g" \
			-e "s://:/:g" \
			"${FILESDIR}"/${wrapper} > "${T}"/${wrapper} || die "Fail fix ${wrapper}"
		dobin "${T}"/${wrapper} || die "Failed to install ${wrapper}"
	done

	local in_path
	local files
	local pydocs

	pydocs="$(find python -name doc -type d)"
	rm -rf ${pydocs} || die

	in_path=$(python_get_sitedir)/${PN}

	for i in python/memops/format/compatibility/{Converters,part2/Converters2}.py; do
	sed \
		-e 's:#from __future__:from __future__:g' \
		-i ${i} || die
	done

	insinto ${in_path}

	dodir ${in_path}/c

	ebegin "Installing main files"
		doins -r python || die "main files installation failed"
	eend
		dosym ../../../..//share/doc/ccpn-data-${MY_MAJOR}/html ${in_path}/doc || die
	for i in ${pydocs}; do
		dosym /usr/share/doc/ccpn-data-${MY_MAJOR}/html/${i} ${in_path}/${i}
	done

	dosym /usr/share/ccpn/data ${in_path}/data
	dosym /usr/share/ccpn/model ${in_path}/model

	einfo "Adjusting permissions"

	files="
		cambridge/c/BayesPeakSeparator.so
		ccp/c/StructUtil.so
		ccp/c/StructStructure.so
		ccp/c/StructBond.so
		ccp/c/StructAtom.so
		ccpnmr/c/DyAtomCoord.so
		ccpnmr/c/DyDistConstraint.so
		ccpnmr/c/DyDistForce.so
		ccpnmr/c/AtomCoordList.so
		ccpnmr/c/DyAtomCoordList.so
		ccpnmr/c/ContourStyle.so
		ccpnmr/c/ContourLevels.so
		ccpnmr/c/SliceFile.so
		ccpnmr/c/PeakCluster.so
		ccpnmr/c/Dynamics.so
		ccpnmr/c/Bacus.so
		ccpnmr/c/Midge.so
		ccpnmr/c/DyDistConstraintList.so
		ccpnmr/c/WinPeakList.so
		ccpnmr/c/PeakList.so
		ccpnmr/c/DistConstraint.so
		ccpnmr/c/CloudUtil.so
		ccpnmr/c/DistForce.so
		ccpnmr/c/DistConstraintList.so
		ccpnmr/c/AtomCoord.so
		ccpnmr/c/DyDynamics.so
		ccpnmr/c/ContourFile.so
		memops/c/ShapeFile.so
		memops/c/BlockFile.so
		memops/c/PdfHandler.so
		memops/c/MemCache.so
		memops/c/FitMethod.so
		memops/c/PsHandler.so
		memops/c/GlHandler.so
		memops/c/StoreFile.so
		memops/c/StoreHandler.so
		memops/c/TkHandler.so"
	for FILE in ${files}; do
		fperms 755 ${in_path}/python/${FILE}
	done
}

pkg_postinst() {
	python_mod_optimize ${PN}
}

pkg_postrm() {
	python_mod_cleanup ${PN}
}