diff options
author | Florian Dold <florian.dold@gmail.com> | 2016-11-16 10:23:42 +0100 |
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committer | Florian Dold <florian.dold@gmail.com> | 2016-11-16 10:23:42 +0100 |
commit | 665c1d80726ce2ffdf0020de9c4dd293ccbee849 (patch) | |
tree | 96747abff964750f6ddf4fee35196a90a8c7280a /src | |
parent | a56210dfc9a40a32a2025eb462eead436ce180bb (diff) |
add JSX classes for translation
Diffstat (limited to 'src')
-rw-r--r-- | src/i18n.ts | 205 |
1 files changed, 0 insertions, 205 deletions
diff --git a/src/i18n.ts b/src/i18n.ts deleted file mode 100644 index c91b385a7..000000000 --- a/src/i18n.ts +++ /dev/null @@ -1,205 +0,0 @@ -/* - This file is part of TALER - (C) 2016 GNUnet e.V. - - TALER is free software; you can redistribute it and/or modify it under the - terms of the GNU General Public License as published by the Free Software - Foundation; either version 3, or (at your option) any later version. - - TALER is distributed in the hope that it will be useful, but WITHOUT ANY - WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR - A PARTICULAR PURPOSE. See the GNU General Public License for more details. - - You should have received a copy of the GNU General Public License along with - TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/> - */ - -"use strict"; - -document.addEventListener( - "DOMContentLoaded", - function () { - try { - document.body.lang = chrome.i18n.getUILanguage(); - } catch (e) { - // chrome.* not available? - } - }); - -declare var i18n: any; - -/** - * Information about the last two i18n results, used by plural() - * 2-element array, each element contains { stringFound: boolean, pluralValue: number } - */ -var i18nResult = <any>[]; - -const JedModule: any = (window as any)["Jed"]; -var jed: any; - - -class PluralNumber { - n: number; - - constructor(n: number) { - this.n = n; - } - - valueOf () { - return this.n; - } - - toString () { - return this.n.toString(); - } -} - - -/** - * Initialize Jed - */ -function init () { - if ("object" === typeof jed) { - return; - } - if ("function" !== typeof JedModule) { - return; - } - if (!(i18n.lang in i18n.strings)) { - i18n.lang = "en-US"; - return; - } - jed = new JedModule(i18n.strings[i18n.lang]); -} - - -/** - * Convert template strings to a msgid - */ -function toI18nString(strings: string[]) { - let str = ""; - for (let i = 0; i < strings.length; i++) { - str += strings[i]; - if (i < strings.length - 1) { - str += "%"+ (i+1) +"$s"; - } - } - return str; -} - - -/** - * Use the first number in values to determine plural form - */ -function getPluralValue (values: any) { - let n = null; - for (let i = 0; i < values.length; i++) { - if ("number" === typeof values[i] || values[i] instanceof PluralNumber) { - if (null === n || values[i] instanceof PluralNumber) { - n = values[i].valueOf(); - } - } - } - return (null === n) ? 1 : n; -} - - -/** - * Store information about the result of the last to i18n() or i18n.parts() - * - * @param i18nString the string template as found in i18n.strings - * @param pluralValue value returned by getPluralValue() - */ -function setI18nResult (i18nString: string, pluralValue: number) { - i18nResult[1] = i18nResult[0]; - i18nResult[0] = { - stringFound: i18nString in i18n.strings[i18n.lang].locale_data[i18n.lang], - pluralValue: pluralValue - }; -} - - -/** - * Internationalize a string template with arbitrary serialized values. - */ -var i18n = <any>function i18n(strings: string[], ...values: any[]) { - init(); - //console.log('i18n:', strings, values); - if ("object" !== typeof jed) { - // Fallback implementation in case i18n lib is not there - return String.raw(strings as any, ...values); - } - - let str = toI18nString (strings); - let n = getPluralValue (values); - let tr = jed.translate(str).ifPlural(n, str).fetch(...values); - - setI18nResult (str, n); - return tr; -}; - -try { - i18n.lang = chrome.i18n.getUILanguage(); -} catch (e) { - console.warn("i18n default language not available"); -} -i18n.strings = {}; - - -/** - * Interpolate i18nized values with arbitrary objects. - * @return Array of strings/objects. - */ -i18n.parts = function(strings: string[], ...values: any[]) { - init(); - if ("object" !== typeof jed) { - // Fallback implementation in case i18n lib is not there - let parts: string[] = []; - - for (let i = 0; i < strings.length; i++) { - parts.push(strings[i]); - if (i < values.length) { - parts.push(values[i]); - } - } - return parts; - } - - let str = toI18nString (strings); - let n = getPluralValue (values); - let tr = jed.ngettext(str, str, n).split(/%(\d+)\$s/); - let parts: string[] = []; - for (let i = 0; i < tr.length; i++) { - if (0 == i % 2) { - parts.push(tr[i]); - } else { - parts.push(values[parseInt(tr[i]) - 1]); - } - } - - setI18nResult (str, n); - return parts; -}; - - -/** - * Pluralize based on first numeric parameter in the template. - * @todo The plural argument is used for extraction by pogen.js - */ -i18n.plural = function (singular: any, plural: any) { - if (i18nResult[1].stringFound) { // string found in translation file? - // 'singular' has the correctly translated & pluralized text - return singular; - } else { - // return appropriate form based on value found in 'singular' - return (1 == i18nResult[1].pluralValue) ? singular : plural; - } -}; - - -/** - * Return a number that is used to determine the plural form for a template. - */ -i18n.number = function (n : number) { - return new PluralNumber (n); -}; |