99 lines
2.8 KiB
TypeScript
99 lines
2.8 KiB
TypeScript
/*
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This file is part of TALER
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(C) 2016 GNUnet e.V.
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TALER is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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TALER; see the file COPYING. If not, If not, see <http://www.gnu.org/licenses/>
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*/
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"use strict";
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declare var i18n: any;
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var jed;
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var i18n_debug = false;
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function init () {
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if ('object' != typeof jed) {
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if (!(i18n.lang in i18n.strings)) {
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i18n.lang = 'en-US';
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}
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jed = new window['Jed'] (i18n.strings[i18n.lang]);
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if (i18n_debug) {
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let link = m("a[href=https://demo.taler.net]", i18n`free KUDOS`);
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let amount = 5, currency = "EUR", date = new Date(), text = 'demo.taler.net';
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console.log (i18n`Your balance on ${date} is ${amount} KUDO. Get more at ${text}`);
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console.log (i18n.parts`Your balance on ${date} is ${amount} KUDO. Get more at ${link}`);
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}
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}
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}
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function toI18nString (strings) {
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let str = '';
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for (let i = 0; i < strings.length; i++) {
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str += strings[i];
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if (i < strings.length - 1) {
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str += '%'+ (i+1) +'$s';
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}
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}
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return str;
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}
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function getPluralValue (values) {
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// use the first number in values to determine plural form
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for (let i = 0; i < values.length; i++) {
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if ('number' == typeof values[i]) {
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return values[i];
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}
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}
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return 1;
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}
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var i18n = <any>function i18n(strings, ...values) {
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init();
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let str = toI18nString (strings);
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let n = getPluralValue (values);
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let tr = jed.translate(str).ifPlural(n, str).fetch(...values);
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if (i18n_debug) {
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console.log('i18n:', 'n: ', n, 'strings:', strings, 'values:', values);
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console.log('i18n:', 'str:', str);
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console.log('i18n:', 'tr:', tr);
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}
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return tr;
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};
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i18n.lang = chrome.i18n.getUILanguage();
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i18n.strings = {};
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// Interpolate i18nized values with arbitrary objects and
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// return array of strings/objects.
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i18n.parts = function(strings, ...values) {
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init();
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let str = toI18nString (strings);
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let n = getPluralValue (values);
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let tr = jed.ngettext(str, str, n).split(/%(\d+)\$s/);
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let parts = [];
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for (let i = 0; i < tr.length; i++) {
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if (0 == i % 2) {
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parts.push(tr[i]);
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} else {
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parts.push(values[parseInt(tr[i]) - 1]);
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}
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}
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if (i18n_debug) {
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console.log('i18n.parts:', 'n: ', n, 'strings:', strings, 'values:', values);
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console.log('i18n.parts:', 'str:', str);
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console.log('i18n.parts:', 'parts:', parts);
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}
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return parts;
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};
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