883 lines
27 KiB
JavaScript
883 lines
27 KiB
JavaScript
// I18n.js
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// =======
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//
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// This small library provides the Rails I18n API on the Javascript.
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// You don't actually have to use Rails (or even Ruby) to use I18n.js.
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// Just make sure you export all translations in an object like this:
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//
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// I18n.translations.en = {
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// hello: "Hello World"
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// };
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//
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// See tests for specific formatting like numbers and dates.
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//
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;(function(factory) {
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if (typeof module !== 'undefined' && module.exports) {
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// Node/CommonJS
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module.exports = factory(this);
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} else if (typeof define === 'function' && define.amd) {
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// AMD
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var global=this;
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define('i18n', function(){ return factory(global);});
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} else {
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// Browser globals
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this.I18n = factory(this);
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}
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}(function(global) {
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"use strict";
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// Use previously defined object if exists in current scope
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var I18n = global && global.I18n || {};
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// Just cache the Array#slice function.
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var slice = Array.prototype.slice;
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// Apply number padding.
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var padding = function(number) {
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return ("0" + number.toString()).substr(-2);
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};
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// Set default days/months translations.
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var DATE = {
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day_names: ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"]
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, abbr_day_names: ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"]
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, month_names: [null, "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"]
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, abbr_month_names: [null, "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"]
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, meridian: ["AM", "PM"]
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};
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// Set default number format.
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var NUMBER_FORMAT = {
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precision: 3
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, separator: "."
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, delimiter: ","
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, strip_insignificant_zeros: false
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};
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// Set default currency format.
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var CURRENCY_FORMAT = {
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unit: "$"
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, precision: 2
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, format: "%u%n"
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, sign_first: true
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, delimiter: ","
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, separator: "."
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};
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// Set default percentage format.
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var PERCENTAGE_FORMAT = {
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unit: "%"
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, precision: 3
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, format: "%n%u"
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, separator: "."
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, delimiter: ""
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};
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// Set default size units.
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var SIZE_UNITS = [null, "kb", "mb", "gb", "tb"];
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// Other default options
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var DEFAULT_OPTIONS = {
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// Set default locale. This locale will be used when fallback is enabled and
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// the translation doesn't exist in a particular locale.
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defaultLocale: "en"
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// Set the base language. If it is not null, key will be returned directly when
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// use this language in the device.
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, baseLanguage: null
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// Set the current locale to `en`.
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, locale: "en"
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// Set the translation key separator.
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, defaultSeparator: "."
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// Set the placeholder format. Accepts `{placeholder}}` and `%{placeholder}`.}
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, placeholder: /(?:\{\{|%\{)(.*?)(?:\}\}?)/gm
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// Set if engine should fallback to the default locale when a translation
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// is missing.
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, fallbacks: false
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// Set the default translation object.
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, translations: {}
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// Set missing translation behavior. 'message' will display a message
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// that the translation is missing, 'guess' will try to guess the string
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, missingBehaviour: 'message'
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// if you use missingBehaviour with 'message', but want to know that the
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// string is actually missing for testing purposes, you can prefix the
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// guessed string by setting the value here. By default, no prefix!
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, missingTranslationPrefix: ''
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};
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I18n.reset = function() {
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// Set default locale. This locale will be used when fallback is enabled and
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// the translation doesn't exist in a particular locale.
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this.defaultLocale = DEFAULT_OPTIONS.defaultLocale;
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// Set the base language. If it is not null, key will be returned directly when
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// use this language in the device.
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this.baseLanguage = DEFAULT_OPTIONS.baseLanguage;
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// Set the current locale to `en`.
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this.locale = DEFAULT_OPTIONS.locale;
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// Set the translation key separator.
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this.defaultSeparator = DEFAULT_OPTIONS.defaultSeparator;
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// Set the placeholder format. Accepts `{{placeholder}}` and `%{placeholder}`.
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this.placeholder = DEFAULT_OPTIONS.placeholder;
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// Set if engine should fallback to the default locale when a translation
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// is missing.
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this.fallbacks = DEFAULT_OPTIONS.fallbacks;
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// Set the default translation object.
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this.translations = DEFAULT_OPTIONS.translations;
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// Set the default missing behaviour
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this.missingBehaviour = DEFAULT_OPTIONS.missingBehaviour;
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// Set the default missing string prefix for guess behaviour
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this.missingTranslationPrefix = DEFAULT_OPTIONS.missingTranslationPrefix;
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};
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// Much like `reset`, but only assign options if not already assigned
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I18n.initializeOptions = function() {
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if (typeof(this.defaultLocale) === "undefined" && this.defaultLocale !== null)
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this.defaultLocale = DEFAULT_OPTIONS.defaultLocale;
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if (typeof(this.baseLanguage) === "undefined" && this.baseLanguage !== null)
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this.baseLanguage = DEFAULT_OPTIONS.baseLanguage;
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if (typeof(this.locale) === "undefined" && this.locale !== null)
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this.locale = DEFAULT_OPTIONS.locale;
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if (typeof(this.defaultSeparator) === "undefined" && this.defaultSeparator !== null)
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this.defaultSeparator = DEFAULT_OPTIONS.defaultSeparator;
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if (typeof(this.placeholder) === "undefined" && this.placeholder !== null)
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this.placeholder = DEFAULT_OPTIONS.placeholder;
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if (typeof(this.fallbacks) === "undefined" && this.fallbacks !== null)
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this.fallbacks = DEFAULT_OPTIONS.fallbacks;
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if (typeof(this.translations) === "undefined" && this.translations !== null)
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this.translations = DEFAULT_OPTIONS.translations;
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};
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I18n.initializeOptions();
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// Return a list of all locales that must be tried before returning the
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// missing translation message. By default, this will consider the inline option,
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// current locale and fallback locale.
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//
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// I18n.locales.get("de-DE");
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// // ["de-DE", "de", "en"]
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//
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// You can define custom rules for any locale. Just make sure you return a array
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// containing all locales.
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//
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// // Default the Wookie locale to English.
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// I18n.locales["wk"] = function(locale) {
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// return ["en"];
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// };
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//
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I18n.locales = {};
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// Retrieve locales based on inline locale, current locale or default to
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// I18n's detection.
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I18n.locales.get = function(locale) {
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var result = this[locale] || this[I18n.locale] || this["default"];
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if (typeof(result) === "function") {
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result = result(locale);
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}
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if (result instanceof Array === false) {
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result = [result];
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}
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return result;
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};
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// The default locale list.
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I18n.locales["default"] = function(locale) {
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var locales = []
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, list = []
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, countryCode
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, count
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;
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// Handle the inline locale option that can be provided to
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// the `I18n.t` options.
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if (locale) {
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locales.push(locale);
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}
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// Add the current locale to the list.
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if (!locale && I18n.locale) {
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locales.push(I18n.locale);
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}
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// Add the default locale if fallback strategy is enabled.
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if (I18n.fallbacks && I18n.defaultLocale) {
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locales.push(I18n.defaultLocale);
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}
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// Compute each locale with its country code.
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// So this will return an array containing both
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// `de-DE` and `de` locales.
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locales.forEach(function(locale){
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countryCode = locale.split("-")[0];
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if (!~list.indexOf(locale)) {
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list.push(locale);
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}
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if (I18n.fallbacks && countryCode && countryCode !== locale && !~list.indexOf(countryCode)) {
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list.push(countryCode);
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}
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});
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// No locales set? English it is.
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if (!locales.length) {
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locales.push("en");
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}
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return list;
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};
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// Hold pluralization rules.
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I18n.pluralization = {};
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// Return the pluralizer for a specific locale.
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// If no specify locale is found, then I18n's default will be used.
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I18n.pluralization.get = function(locale) {
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return this[locale] || this[I18n.locale] || this["default"];
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};
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// The default pluralizer rule.
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// It detects the `zero`, `one`, and `other` scopes.
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I18n.pluralization["default"] = function(count) {
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switch (count) {
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case 0: return ["zero", "other"];
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case 1: return ["one"];
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default: return ["other"];
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}
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};
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// Return current locale. If no locale has been set, then
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// the current locale will be the default locale.
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I18n.currentLocale = function() {
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return this.locale || this.defaultLocale;
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};
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// Check if value is different than undefined and null;
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I18n.isSet = function(value) {
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return value !== undefined && value !== null;
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};
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// Find and process the translation using the provided scope and options.
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// This is used internally by some functions and should not be used as an
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// public API.
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I18n.lookup = function(scope, options) {
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options = this.prepareOptions(options);
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var locales = this.locales.get(options.locale).slice()
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, requestedLocale = locales[0]
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, locale
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, scopes
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, translations
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;
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scope = this.getFullScope(scope, options);
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while (locales.length) {
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locale = locales.shift();
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if (this.baseLanguage !== null && locale == this.baseLanguage) {
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return scope;
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}
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scopes = scope.split(this.defaultSeparator);
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translations = this.translations[locale];
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if (!translations) {
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continue;
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}
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while (scopes.length) {
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translations = translations[scopes.shift()];
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if (translations === undefined || translations === null) {
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break;
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}
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}
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if (translations !== undefined && translations !== null) {
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return translations;
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}
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}
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if (this.isSet(options.defaultValue)) {
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return options.defaultValue;
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}
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};
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// Rails changed the way the meridian is stored.
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// It started with `date.meridian` returning an array,
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// then it switched to `time.am` and `time.pm`.
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// This function abstracts this difference and returns
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// the correct meridian or the default value when none is provided.
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I18n.meridian = function() {
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var time = this.lookup("time");
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var date = this.lookup("date");
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if (time && time.am && time.pm) {
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return [time.am, time.pm];
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} else if (date && date.meridian) {
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return date.meridian;
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} else {
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return DATE.meridian;
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}
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};
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// Merge serveral hash options, checking if value is set before
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// overwriting any value. The precedence is from left to right.
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//
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// I18n.prepareOptions({name: "John Doe"}, {name: "Mary Doe", role: "user"});
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// #=> {name: "John Doe", role: "user"}
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//
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I18n.prepareOptions = function() {
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var args = slice.call(arguments)
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, options = {}
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, subject
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;
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while (args.length) {
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subject = args.shift();
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if (typeof(subject) != "object") {
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continue;
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}
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for (var attr in subject) {
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if (!subject.hasOwnProperty(attr)) {
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continue;
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}
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if (this.isSet(options[attr])) {
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continue;
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}
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options[attr] = subject[attr];
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}
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}
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return options;
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};
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// Generate a list of translation options for default fallbacks.
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// `defaultValue` is also deleted from options as it is returned as part of
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// the translationOptions array.
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I18n.createTranslationOptions = function(scope, options) {
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var translationOptions = [{scope: scope}];
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// Defaults should be an array of hashes containing either
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// fallback scopes or messages
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if (this.isSet(options.defaults)) {
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translationOptions = translationOptions.concat(options.defaults);
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}
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// Maintain support for defaultValue. Since it is always a message
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// insert it in to the translation options as such.
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if (this.isSet(options.defaultValue)) {
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translationOptions.push({ message: options.defaultValue });
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delete options.defaultValue;
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}
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return translationOptions;
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};
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// Translate the given scope with the provided options.
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I18n.translate = function(scope, options) {
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options = this.prepareOptions(options);
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var translationOptions = this.createTranslationOptions(scope, options);
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var translation;
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// Iterate through the translation options until a translation
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// or message is found.
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var translationFound =
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translationOptions.some(function(translationOption) {
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if (this.isSet(translationOption.scope)) {
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translation = this.lookup(translationOption.scope, options);
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} else if (this.isSet(translationOption.message)) {
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translation = translationOption.message;
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}
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if (translation !== undefined && translation !== null) {
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return true;
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}
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}, this);
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if (!translationFound) {
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return this.missingTranslation(scope, options);
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}
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if (typeof(translation) === "string") {
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translation = this.interpolate(translation, options);
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} else if (translation instanceof Object && this.isSet(options.count)) {
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translation = this.pluralize(options.count, translation, options);
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}
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return translation;
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};
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// This function interpolates the all variables in the given message.
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I18n.interpolate = function(message, options) {
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options = this.prepareOptions(options);
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var matches = message.match(this.placeholder)
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, placeholder
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, value
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, name
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, regex
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;
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if (!matches) {
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return message;
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}
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var value;
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while (matches.length) {
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placeholder = matches.shift();
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name = placeholder.replace(this.placeholder, "$1");
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if (this.isSet(options[name])) {
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value = options[name].toString().replace(/\$/gm, "_#$#_");
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} else if (name in options) {
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value = this.nullPlaceholder(placeholder, message);
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} else {
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value = this.missingPlaceholder(placeholder, message);
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}
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regex = new RegExp(placeholder.replace(/\{/gm, "\\{").replace(/\}/gm, "\\}"));
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message = message.replace(regex, value);
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}
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return message.replace(/_#\$#_/g, "$");
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};
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// Pluralize the given scope using the `count` value.
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// The pluralized translation may have other placeholders,
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// which will be retrieved from `options`.
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I18n.pluralize = function(count, scope, options) {
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options = this.prepareOptions(options);
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var translations, pluralizer, keys, key, message;
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if (scope instanceof Object) {
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translations = scope;
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} else {
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translations = this.lookup(scope, options);
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}
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if (!translations) {
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return this.missingTranslation(scope, options);
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}
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pluralizer = this.pluralization.get(options.locale);
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keys = pluralizer(count);
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while (keys.length) {
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key = keys.shift();
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if (this.isSet(translations[key])) {
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message = translations[key];
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break;
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}
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}
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options.count = String(count);
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return this.interpolate(message, options);
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};
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// Return a missing translation message for the given parameters.
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I18n.missingTranslation = function(scope, options) {
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//guess intended string
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if(this.missingBehaviour == 'guess'){
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//get only the last portion of the scope
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var s = scope.split('.').slice(-1)[0];
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//replace underscore with space && camelcase with space and lowercase letter
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return (this.missingTranslationPrefix.length > 0 ? this.missingTranslationPrefix : '') +
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s.replace('_',' ').replace(/([a-z])([A-Z])/g,
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function(match, p1, p2) {return p1 + ' ' + p2.toLowerCase()} );
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}
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var fullScope = this.getFullScope(scope, options);
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var fullScopeWithLocale = [this.currentLocale(), fullScope].join(this.defaultSeparator);
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return '[missing "' + fullScopeWithLocale + '" translation]';
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};
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// Return a missing placeholder message for given parameters
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I18n.missingPlaceholder = function(placeholder, message) {
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return "[missing " + placeholder + " value]";
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};
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I18n.nullPlaceholder = function() {
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return I18n.missingPlaceholder.apply(I18n, arguments);
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};
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// Format number using localization rules.
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// The options will be retrieved from the `number.format` scope.
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// If this isn't present, then the following options will be used:
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//
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// - `precision`: `3`
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// - `separator`: `"."`
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// - `delimiter`: `","`
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// - `strip_insignificant_zeros`: `false`
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//
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// You can also override these options by providing the `options` argument.
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//
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I18n.toNumber = function(number, options) {
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options = this.prepareOptions(
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options
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, this.lookup("number.format")
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, NUMBER_FORMAT
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);
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var negative = number < 0
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, string = Math.abs(number).toFixed(options.precision).toString()
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, parts = string.split(".")
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, precision
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, buffer = []
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, formattedNumber
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, format = options.format || "%n"
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, sign = negative ? "-" : ""
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|
;
|
|
|
|
number = parts[0];
|
|
precision = parts[1];
|
|
|
|
while (number.length > 0) {
|
|
buffer.unshift(number.substr(Math.max(0, number.length - 3), 3));
|
|
number = number.substr(0, number.length -3);
|
|
}
|
|
|
|
formattedNumber = buffer.join(options.delimiter);
|
|
|
|
if (options.strip_insignificant_zeros && precision) {
|
|
precision = precision.replace(/0+$/, "");
|
|
}
|
|
|
|
if (options.precision > 0 && precision) {
|
|
formattedNumber += options.separator + precision;
|
|
}
|
|
|
|
if (options.sign_first) {
|
|
format = "%s" + format;
|
|
}
|
|
else {
|
|
format = format.replace("%n", "%s%n");
|
|
}
|
|
|
|
formattedNumber = format
|
|
.replace("%u", options.unit)
|
|
.replace("%n", formattedNumber)
|
|
.replace("%s", sign)
|
|
;
|
|
|
|
return formattedNumber;
|
|
};
|
|
|
|
// Format currency with localization rules.
|
|
// The options will be retrieved from the `number.currency.format` and
|
|
// `number.format` scopes, in that order.
|
|
//
|
|
// Any missing option will be retrieved from the `I18n.toNumber` defaults and
|
|
// the following options:
|
|
//
|
|
// - `unit`: `"$"`
|
|
// - `precision`: `2`
|
|
// - `format`: `"%u%n"`
|
|
// - `delimiter`: `","`
|
|
// - `separator`: `"."`
|
|
//
|
|
// You can also override these options by providing the `options` argument.
|
|
//
|
|
I18n.toCurrency = function(number, options) {
|
|
options = this.prepareOptions(
|
|
options
|
|
, this.lookup("number.currency.format")
|
|
, this.lookup("number.format")
|
|
, CURRENCY_FORMAT
|
|
);
|
|
|
|
return this.toNumber(number, options);
|
|
};
|
|
|
|
// Localize several values.
|
|
// You can provide the following scopes: `currency`, `number`, or `percentage`.
|
|
// If you provide a scope that matches the `/^(date|time)/` regular expression
|
|
// then the `value` will be converted by using the `I18n.toTime` function.
|
|
//
|
|
// It will default to the value's `toString` function.
|
|
//
|
|
I18n.localize = function(scope, value, options) {
|
|
options || (options = {});
|
|
|
|
switch (scope) {
|
|
case "currency":
|
|
return this.toCurrency(value);
|
|
case "number":
|
|
scope = this.lookup("number.format");
|
|
return this.toNumber(value, scope);
|
|
case "percentage":
|
|
return this.toPercentage(value);
|
|
default:
|
|
var localizedValue;
|
|
|
|
if (scope.match(/^(date|time)/)) {
|
|
localizedValue = this.toTime(scope, value);
|
|
} else {
|
|
localizedValue = value.toString();
|
|
}
|
|
|
|
return this.interpolate(localizedValue, options);
|
|
}
|
|
};
|
|
|
|
// Parse a given `date` string into a JavaScript Date object.
|
|
// This function is time zone aware.
|
|
//
|
|
// The following string formats are recognized:
|
|
//
|
|
// yyyy-mm-dd
|
|
// yyyy-mm-dd[ T]hh:mm::ss
|
|
// yyyy-mm-dd[ T]hh:mm::ss
|
|
// yyyy-mm-dd[ T]hh:mm::ssZ
|
|
// yyyy-mm-dd[ T]hh:mm::ss+0000
|
|
// yyyy-mm-dd[ T]hh:mm::ss+00:00
|
|
// yyyy-mm-dd[ T]hh:mm::ss.123Z
|
|
//
|
|
I18n.parseDate = function(date) {
|
|
var matches, convertedDate, fraction;
|
|
// we have a date, so just return it.
|
|
if (typeof(date) == "object") {
|
|
return date;
|
|
};
|
|
|
|
matches = date.toString().match(/(\d{4})-(\d{2})-(\d{2})(?:[ T](\d{2}):(\d{2}):(\d{2})([\.,]\d{1,3})?)?(Z|\+00:?00)?/);
|
|
|
|
if (matches) {
|
|
for (var i = 1; i <= 6; i++) {
|
|
matches[i] = parseInt(matches[i], 10) || 0;
|
|
}
|
|
|
|
// month starts on 0
|
|
matches[2] -= 1;
|
|
|
|
fraction = matches[7] ? 1000 * ("0" + matches[7]) : null;
|
|
|
|
if (matches[8]) {
|
|
convertedDate = new Date(Date.UTC(matches[1], matches[2], matches[3], matches[4], matches[5], matches[6], fraction));
|
|
} else {
|
|
convertedDate = new Date(matches[1], matches[2], matches[3], matches[4], matches[5], matches[6], fraction);
|
|
}
|
|
} else if (typeof(date) == "number") {
|
|
// UNIX timestamp
|
|
convertedDate = new Date();
|
|
convertedDate.setTime(date);
|
|
} else if (date.match(/([A-Z][a-z]{2}) ([A-Z][a-z]{2}) (\d+) (\d+:\d+:\d+) ([+-]\d+) (\d+)/)) {
|
|
// This format `Wed Jul 20 13:03:39 +0000 2011` is parsed by
|
|
// webkit/firefox, but not by IE, so we must parse it manually.
|
|
convertedDate = new Date();
|
|
convertedDate.setTime(Date.parse([
|
|
RegExp.$1, RegExp.$2, RegExp.$3, RegExp.$6, RegExp.$4, RegExp.$5
|
|
].join(" ")));
|
|
} else if (date.match(/\d+ \d+:\d+:\d+ [+-]\d+ \d+/)) {
|
|
// a valid javascript format with timezone info
|
|
convertedDate = new Date();
|
|
convertedDate.setTime(Date.parse(date));
|
|
} else {
|
|
// an arbitrary javascript string
|
|
convertedDate = new Date();
|
|
convertedDate.setTime(Date.parse(date));
|
|
}
|
|
|
|
return convertedDate;
|
|
};
|
|
|
|
// Formats time according to the directives in the given format string.
|
|
// The directives begins with a percent (%) character. Any text not listed as a
|
|
// directive will be passed through to the output string.
|
|
//
|
|
// The accepted formats are:
|
|
//
|
|
// %a - The abbreviated weekday name (Sun)
|
|
// %A - The full weekday name (Sunday)
|
|
// %b - The abbreviated month name (Jan)
|
|
// %B - The full month name (January)
|
|
// %c - The preferred local date and time representation
|
|
// %d - Day of the month (01..31)
|
|
// %-d - Day of the month (1..31)
|
|
// %H - Hour of the day, 24-hour clock (00..23)
|
|
// %-H - Hour of the day, 24-hour clock (0..23)
|
|
// %I - Hour of the day, 12-hour clock (01..12)
|
|
// %-I - Hour of the day, 12-hour clock (1..12)
|
|
// %m - Month of the year (01..12)
|
|
// %-m - Month of the year (1..12)
|
|
// %M - Minute of the hour (00..59)
|
|
// %-M - Minute of the hour (0..59)
|
|
// %p - Meridian indicator (AM or PM)
|
|
// %S - Second of the minute (00..60)
|
|
// %-S - Second of the minute (0..60)
|
|
// %w - Day of the week (Sunday is 0, 0..6)
|
|
// %y - Year without a century (00..99)
|
|
// %-y - Year without a century (0..99)
|
|
// %Y - Year with century
|
|
// %z - Timezone offset (+0545)
|
|
//
|
|
I18n.strftime = function(date, format) {
|
|
var options = this.lookup("date")
|
|
, meridianOptions = I18n.meridian()
|
|
;
|
|
|
|
if (!options) {
|
|
options = {};
|
|
}
|
|
|
|
options = this.prepareOptions(options, DATE);
|
|
|
|
var weekDay = date.getDay()
|
|
, day = date.getDate()
|
|
, year = date.getFullYear()
|
|
, month = date.getMonth() + 1
|
|
, hour = date.getHours()
|
|
, hour12 = hour
|
|
, meridian = hour > 11 ? 1 : 0
|
|
, secs = date.getSeconds()
|
|
, mins = date.getMinutes()
|
|
, offset = date.getTimezoneOffset()
|
|
, absOffsetHours = Math.floor(Math.abs(offset / 60))
|
|
, absOffsetMinutes = Math.abs(offset) - (absOffsetHours * 60)
|
|
, timezoneoffset = (offset > 0 ? "-" : "+") +
|
|
(absOffsetHours.toString().length < 2 ? "0" + absOffsetHours : absOffsetHours) +
|
|
(absOffsetMinutes.toString().length < 2 ? "0" + absOffsetMinutes : absOffsetMinutes)
|
|
;
|
|
|
|
if (hour12 > 12) {
|
|
hour12 = hour12 - 12;
|
|
} else if (hour12 === 0) {
|
|
hour12 = 12;
|
|
}
|
|
|
|
format = format.replace("%a", options.abbr_day_names[weekDay]);
|
|
format = format.replace("%A", options.day_names[weekDay]);
|
|
format = format.replace("%b", options.abbr_month_names[month]);
|
|
format = format.replace("%B", options.month_names[month]);
|
|
format = format.replace("%d", padding(day));
|
|
format = format.replace("%e", day);
|
|
format = format.replace("%-d", day);
|
|
format = format.replace("%H", padding(hour));
|
|
format = format.replace("%-H", hour);
|
|
format = format.replace("%I", padding(hour12));
|
|
format = format.replace("%-I", hour12);
|
|
format = format.replace("%m", padding(month));
|
|
format = format.replace("%-m", month);
|
|
format = format.replace("%M", padding(mins));
|
|
format = format.replace("%-M", mins);
|
|
format = format.replace("%p", meridianOptions[meridian]);
|
|
format = format.replace("%S", padding(secs));
|
|
format = format.replace("%-S", secs);
|
|
format = format.replace("%w", weekDay);
|
|
format = format.replace("%y", padding(year));
|
|
format = format.replace("%-y", padding(year).replace(/^0+/, ""));
|
|
format = format.replace("%Y", year);
|
|
format = format.replace("%z", timezoneoffset);
|
|
|
|
return format;
|
|
};
|
|
|
|
// Convert the given dateString into a formatted date.
|
|
I18n.toTime = function(scope, dateString) {
|
|
var date = this.parseDate(dateString)
|
|
, format = this.lookup(scope)
|
|
;
|
|
|
|
if (date.toString().match(/invalid/i)) {
|
|
return date.toString();
|
|
}
|
|
|
|
if (!format) {
|
|
return date.toString();
|
|
}
|
|
|
|
return this.strftime(date, format);
|
|
};
|
|
|
|
// Convert a number into a formatted percentage value.
|
|
I18n.toPercentage = function(number, options) {
|
|
options = this.prepareOptions(
|
|
options
|
|
, this.lookup("number.percentage.format")
|
|
, this.lookup("number.format")
|
|
, PERCENTAGE_FORMAT
|
|
);
|
|
|
|
return this.toNumber(number, options);
|
|
};
|
|
|
|
// Convert a number into a readable size representation.
|
|
I18n.toHumanSize = function(number, options) {
|
|
var kb = 1024
|
|
, size = number
|
|
, iterations = 0
|
|
, unit
|
|
, precision
|
|
;
|
|
|
|
while (size >= kb && iterations < 4) {
|
|
size = size / kb;
|
|
iterations += 1;
|
|
}
|
|
|
|
if (iterations === 0) {
|
|
unit = this.t("number.human.storage_units.units.byte", {count: size});
|
|
precision = 0;
|
|
} else {
|
|
unit = this.t("number.human.storage_units.units." + SIZE_UNITS[iterations]);
|
|
precision = (size - Math.floor(size) === 0) ? 0 : 1;
|
|
}
|
|
|
|
options = this.prepareOptions(
|
|
options
|
|
, {unit: unit, precision: precision, format: "%n%u", delimiter: ""}
|
|
);
|
|
|
|
return this.toNumber(size, options);
|
|
};
|
|
|
|
I18n.getFullScope = function(scope, options) {
|
|
options = this.prepareOptions(options);
|
|
|
|
// Deal with the scope as an array.
|
|
if (scope.constructor === Array) {
|
|
scope = scope.join(this.defaultSeparator);
|
|
}
|
|
|
|
// Deal with the scope option provided through the second argument.
|
|
//
|
|
// I18n.t('hello', {scope: 'greetings'});
|
|
//
|
|
if (options.scope) {
|
|
scope = [options.scope, scope].join(this.defaultSeparator);
|
|
}
|
|
|
|
return scope;
|
|
}
|
|
|
|
// Set aliases, so we can save some typing.
|
|
I18n.t = I18n.translate;
|
|
I18n.l = I18n.localize;
|
|
I18n.p = I18n.pluralize;
|
|
|
|
return I18n;
|
|
})); |