# Copyright 1999-2016 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

# @ECLASS: mate.eclass
# @MAINTAINER:
# mate@gentoo.org
# @AUTHOR:
# Authors: NP-Hardass <NP-Hardass@gentoo.org> based upon the gnome2
# and autotools-utils eclasses
# @SUPPORTED_EAPIS: 6
# @BLURB: Provides phases for MATE based packages.
# @DESCRIPTION:
# Exports portage base functions used by ebuilds written for packages using the
# MATE framework. Occassionally acts as a wrapper to gnome2 due to the
# fact that MATE is a GNOME fork. For additional functions, see gnome2-utils.eclass.

# Check EAPI only
case "${EAPI:-0}" in
	6) ;;
	*) die "EAPI=${EAPI:-0} is not supported" ;;
esac

# Inherit happens below after declaration of GNOME2_LA_PUNT

# @ECLASS-VARIABLE: MATE_LA_PUNT
# @DESCRIPTION:
# Available values for MATE_LA_PUNT:
# - "no": will not clean any .la files
# - "yes": will run prune_libtool_files --modules
# - If it is not set, it will run prune_libtool_files
# MATE_LA_PUNT is a stub to GNOME2_LA_PUNT
GNOME2_LA_PUNT=${MATE_LA_PUNT:-""}

inherit gnome2 autotools mate-desktop.org

case "${EAPI:-0}" in
	6) EXPORT_FUNCTIONS src_prepare src_configure src_install pkg_preinst pkg_postinst pkg_postrm ;;
	*) die "EAPI=${EAPI:-0} is not supported" ;;
esac

# Autotools requires our MATE m4 files
DEPEND=">=mate-base/mate-common-${MATE_BRANCH}"

# @FUNCTION: mate_py_cond_func_wrap
# @DESCRIPTION:
# Wraps a function for conditional python use, to run for each
# python implementation in the build directory.
# This function should only be used if the ebuild also inherits the
# python-r1 eclass
mate_py_cond_func_wrap() {
	if [[ ! ${_PYTHON_R1} ]]; then
		die "This function requires the inheritence of the python-r1 eclass"
	fi
	if use python; then
		python_foreach_impl run_in_build_dir "$@"
	else
		$@
	fi
}

# @ECLASS-VARIABLE: MATE_FORCE_AUTORECONF
# @DESCRIPTION:
# Available values for MATE_FORCE_AUTORECONF:
# - true: will always run eautoreconf
# - false: will default to automatic detect
# - If it is not set, it will default to false
: ${MATE_FORCE_AUTORECONF:="false"}

# @FUNCTION: ematedocize
# @DESCRIPTION:
# A wrapper around mate-doc-common
ematedocize() {
	ebegin "Running mate-doc-common --copy"
		mate-doc-common --copy || die
	eend $?
}

# @FUNCTION: want_mate_doc
# @DESCRIPTION:
# Returns true/false based on whether eautoreconf should call
# ematedocize
want_mate_doc() {
	grep -q USE_COMMON_DOC_BUILD autogen.sh
}

# @FUNCTION: mate_src_prepare
# @DESCRIPTION:
# Call gnome2_src_prepare to handle environment setup and patching, then
# call eautoreconf if necessary
mate_src_prepare() {
	debug-print-function ${FUNCNAME} "$@"

	local force_autoreconf=${MATE_FORCE_AUTORECONF}
	[[ ${PV} == 9999 ]] && force_autoreconf="true"

	gen_chksum() {
		find '(' -name 'Makefile.am' \
			-o -name 'configure.ac' \
			-o -name 'configure.in' ')' \
			-exec cksum {} + | sort -k2
	}

	local chksum=$(gen_chksum)

	gnome2_src_prepare "$@"

	if [[ "${force_autoreconf}" == "true" ]] || [[ ${chksum} != $(gen_chksum) ]]; then
		want_mate_doc && ematedocize
		AT_NOELIBTOOLIZE="yes" eautoreconf # gnome2_src_prepare calls elibtoolize
	fi
}

# @FUNCTION: mate_src_configure
# @DESCRIPTION:
# MATE specific configure handling
# Stub to gnome2_src_configure()
mate_src_configure() {
	gnome2_src_configure "$@"
}

# @FUNCTION: mate_src_install
# @DESCRIPTION:
# MATE specific install. Stub to gnome2_src_install
mate_src_install() {
	gnome2_src_install "$@"
}

# @FUNCTION: mate_pkg_preinst
# @DESCRIPTION:
# Finds Icons, GConf and GSettings schemas for later handling in pkg_postinst
# Stub to gnome2_pkg_preinst
mate_pkg_preinst() {
	gnome2_pkg_preinst "$@"
}

# @FUNCTION: mate_pkg_postinst
# @DESCRIPTION:
# Handle scrollkeeper, GConf, GSettings, Icons, desktop and mime
# database updates.
# Stub to gnome2_pkg_postinst
mate_pkg_postinst() {
	gnome2_pkg_postinst "$@"
}

# @FUNCTION: mate_pkg_postrm
# @DESCRIPTION:
# Handle scrollkeeper, GSettings, Icons, desktop and mime database updates.
# Stub to gnome2_pkg_postrm
mate_pkg_postrm() {
	gnome2_pkg_postrm "$@"
}