# Copyright 2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

MOZ_ESR=

MOZ_PV=${PV}
MOZ_PV_SUFFIX=
if [[ ${PV} =~ (_(alpha|beta|rc).*)$ ]] ; then
	MOZ_PV_SUFFIX=${BASH_REMATCH[1]}

	# Convert the ebuild version to the upstream Mozilla version
	MOZ_PV="${MOZ_PV/_alpha/a}" # Handle alpha for SRC_URI
	MOZ_PV="${MOZ_PV/_beta/b}"  # Handle beta for SRC_URI
	MOZ_PV="${MOZ_PV%%_rc*}"    # Handle rc for SRC_URI
fi

if [[ -n ${MOZ_ESR} ]] ; then
	# ESR releases have slightly different version numbers
	MOZ_PV="${MOZ_PV}esr"
	HOMEPAGE="https://www.firefox.com https://www.firefox.com/enterprise/"
else
	HOMEPAGE="https://www.firefox.com"
fi

MOZ_PN="${PN%-l10n}"
MOZ_P="${MOZ_PN}-${MOZ_PV}"
MOZ_PV_DISTFILES="${MOZ_PV}${MOZ_PV_SUFFIX}"
MOZ_P_DISTFILES="${MOZ_PN}-${MOZ_PV_DISTFILES}"

MOZ_SRC_BASE_URI="https://archive.mozilla.org/pub/${MOZ_PN}/releases/${MOZ_PV}"

DESCRIPTION="Firefox Web Browser's translation files"

LICENSE="MPL-2.0"
SLOT="0"
KEYWORDS="~amd64 ~arm64 ~loong ~ppc64 ~riscv ~x86"

# 149.0 is when the firefox-l10n was introduced.
RDEPEND="!<www-client/firefox-149.0"
BDEPEND="app-arch/unzip"

S="${WORKDIR}"

MOZ_LANGS=(
	af ar ast be bg br ca cak cs cy da de dsb el en-CA en-GB
	en-US es-AR es-ES et eu fi fr fy-NL ga-IE gd gl he hr hsb hu id
	is it ja ka kab kk ko lt lv ms nb-NO nl nn-NO pa-IN pl pt-BR
	pt-PT rm ro ru sk sl sq sr sv-SE th tr uk uz vi zh-CN zh-TW
)

# Firefox-only LANGS
MOZ_LANGS+=( ach )
MOZ_LANGS+=( an )
MOZ_LANGS+=( az )
MOZ_LANGS+=( bn )
MOZ_LANGS+=( bs )
MOZ_LANGS+=( ca-valencia )
MOZ_LANGS+=( eo )
MOZ_LANGS+=( es-CL )
MOZ_LANGS+=( es-MX )
MOZ_LANGS+=( fa )
MOZ_LANGS+=( ff )
MOZ_LANGS+=( fur )
MOZ_LANGS+=( gn )
MOZ_LANGS+=( gu-IN )
MOZ_LANGS+=( hi-IN )
MOZ_LANGS+=( hy-AM )
MOZ_LANGS+=( ia )
MOZ_LANGS+=( km )
MOZ_LANGS+=( kn )
MOZ_LANGS+=( lij )
MOZ_LANGS+=( mk )
MOZ_LANGS+=( mr )
MOZ_LANGS+=( my )
MOZ_LANGS+=( ne-NP )
MOZ_LANGS+=( oc )
MOZ_LANGS+=( sc )
MOZ_LANGS+=( sco )
MOZ_LANGS+=( si )
MOZ_LANGS+=( skr )
MOZ_LANGS+=( son )
MOZ_LANGS+=( szl )
MOZ_LANGS+=( ta )
MOZ_LANGS+=( te )
MOZ_LANGS+=( tl )
MOZ_LANGS+=( trs )
MOZ_LANGS+=( ur )
MOZ_LANGS+=( xh )

mozilla_set_globals() {
	# https://bugs.gentoo.org/587334
	local MOZ_TOO_REGIONALIZED_FOR_L10N=(
		fy-NL ga-IE gu-IN hi-IN hy-AM nb-NO ne-NP nn-NO pa-IN sv-SE
	)

	local lang xflag
	for lang in "${MOZ_LANGS[@]}" ; do
		# en and en_US are handled internally
		if [[ ${lang} == en ]] || [[ ${lang} == en-US ]] ; then
			continue
		fi

		# strip region subtag if $lang is in the list
		if has ${lang} "${MOZ_TOO_REGIONALIZED_FOR_L10N[@]}" ; then
			xflag=${lang%%-*}
		else
			xflag=${lang}
		fi

		SRC_URI+=" l10n_${xflag/[_@]/-}? ("
		SRC_URI+=" ${MOZ_SRC_BASE_URI}/linux-x86_64/xpi/${lang}.xpi -> ${MOZ_P_DISTFILES}-${lang}.xpi"
		SRC_URI+=" )"
		IUSE+=" l10n_${xflag/[_@]/-}"
	done
}
mozilla_set_globals

moz_install_xpi() {
	debug-print-function ${FUNCNAME} "$@"

	if [[ ${#} -lt 2 ]] ; then
		die "${FUNCNAME} requires at least two arguments"
	fi

	local DESTDIR=${1}
	shift

	insinto "${DESTDIR}"

	local emid xpi_file xpi_tmp_dir
	for xpi_file in "${@}" ; do
		emid=
		xpi_tmp_dir=$(mktemp -d --tmpdir="${T}")

		# Unpack XPI
		unzip -qq "${xpi_file}" -d "${xpi_tmp_dir}" || die

		# Determine extension ID
		if [[ -f "${xpi_tmp_dir}/install.rdf" ]] ; then
			emid=$(sed -n -e '/install-manifest/,$ { /em:id/!d; s/.*[\">]\([^\"<>]*\)[\"<].*/\1/; p; q }' "${xpi_tmp_dir}/install.rdf")
			[[ -z "${emid}" ]] && die "failed to determine extension id from install.rdf"
		elif [[ -f "${xpi_tmp_dir}/manifest.json" ]] ; then
			emid=$(sed -n -e 's/.*"id": "\([^"]*\)".*/\1/p' "${xpi_tmp_dir}/manifest.json")
			[[ -z "${emid}" ]] && die "failed to determine extension id from manifest.json"
		else
			die "failed to determine extension id"
		fi

		einfo "Installing ${emid}.xpi into ${ED}${DESTDIR} ..."
		newins "${xpi_file}" "${emid}.xpi"
	done
}

src_unpack() {
	local _lp_dir="${WORKDIR}/language_packs"
	local _src_file

	if [[ ! -d "${_lp_dir}" ]] ; then
		mkdir "${_lp_dir}" || die
	fi

	for _src_file in ${A} ; do
		if [[ ${_src_file} == *.xpi ]]; then
			cp "${DISTDIR}/${_src_file}" "${_lp_dir}" || die "Failed to copy '${_src_file}' to '${_lp_dir}'!"
		else
			unpack ${_src_file}
		fi
	done
}

src_install() {
	export MOZILLA_FIVE_HOME="/usr/$(get_libdir)/${MOZ_PN}"

	# Install language packs
	local langpacks=( $(find "${WORKDIR}/language_packs" -type f -name '*.xpi') )
	if [[ -n "${langpacks}" ]] ; then
		moz_install_xpi "${MOZILLA_FIVE_HOME}/distribution/extensions" "${langpacks[@]}"
	fi
}