app-doc/gnucash-docs: Default to English

The help docs haven’t been translated to every language the guide has
been, so default to English.

Bug: https://bugs.gentoo.org/660800
Package-Manager: Portage-2.3.40, Repoman-2.3.9

app-doc/gnucash-docs/gnucash-docs-3.2-r1.ebuild

@@ -0,0 +1,85 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+PLOCALES="C de it ja pt ru"
+PLOCALE_BACKUP="C"
+
+inherit autotools gnome2 l10n
+
+DESCRIPTION="Documentation package for GnuCash"
+HOMEPAGE="http://www.gnucash.org/"
+SRC_URI="https://github.com/Gnucash/${PN}/archive/${PV}.tar.gz -> ${P}.tar.gz"
+
+SLOT="0"
+LICENSE="GPL-2 FDL-1.1"
+KEYWORDS="~amd64 ~ppc ~ppc64 ~x86"
+
+for my_locale in ${PLOCALES}; do
+	IUSE+=" l10n_${my_locale}"
+done
+
+DEPEND="
+	app-text/docbook-xml-dtd
+	app-text/docbook-xsl-stylesheets
+	app-text/rarian
+	dev-libs/libxml2
+	dev-libs/libxslt
+"
+
+my_l10n_get_locales() {
+	local l locales
+	for l in ${PLOCALES[@]}; do
+		use "l10n_${l}" && locales+=( $l )
+	done
+	if [[ ${#locales[@]} -gt 0 ]]; then
+		echo ${locales[@]}
+	else
+		echo $PLOCALE_BACKUP
+	fi
+}
+
+src_prepare() {
+	default
+	eautoreconf
+}
+
+src_compile() {
+	:
+}
+
+src_install() {
+	local doc_type my_lang
+
+	for doc_type in help guide; do
+		for my_lang in $(my_l10n_get_locales); do
+			case $my_lang in
+				# Both help and guides translated
+				C|de|it|pt) ;;
+				ru|ja) # Only guides translated
+					if [[ ${doc_type} = "help" ]] ; then
+						elog "Help documentation hasn't been translated for $my_lang"
+						elog "Will do English instead."
+						my_lang=C
+					fi
+					;;
+				*)
+					die "Invalid locale: $my_lang"
+					;;
+			esac
+
+			cd "${S}/${doc_type}/${my_lang}" || die
+			emake DESTDIR="${D}" install
+		done
+	done
+
+	cd "${S}" || die
+	einstalldocs
+}
+
+pkg_postinst() {
+	gnome2_pkg_postinst
+	optfeature "You need dev-java/fop to generate pdf files." dev-java/fop
+	optfeature "You need gnome-extra/yelp to view the docs." gnome-extra/yelp
+}