104 lines
3.8 KiB
JavaScript
104 lines
3.8 KiB
JavaScript
/**
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* @license Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved.
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* For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
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*/
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( function() {
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/**
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* Stores language-related functions.
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*
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* @class
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* @singleton
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*/
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CKEDITOR.lang = {
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/**
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* The list of languages available in the editor core.
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*
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* alert( CKEDITOR.lang.languages.en ); // 1
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*/
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languages: {
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af: 1, ar: 1, az: 1, bg: 1, bn: 1, bs: 1, ca: 1, cs: 1, cy: 1, da: 1, de: 1, 'de-ch': 1, el: 1,
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'en-au': 1, 'en-ca': 1, 'en-gb': 1, en: 1, eo: 1, es: 1, 'es-mx':1, et: 1, eu: 1, fa: 1, fi: 1, fo: 1,
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'fr-ca': 1, fr: 1, gl: 1, gu: 1, he: 1, hi: 1, hr: 1, hu: 1, id: 1, is: 1, it: 1, ja: 1, ka: 1,
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km: 1, ko: 1, ku: 1, lt: 1, lv: 1, mk: 1, mn: 1, ms: 1, nb: 1, nl: 1, no: 1, oc: 1, pl: 1, 'pt-br': 1,
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pt: 1, ro: 1, ru: 1, si: 1, sk: 1, sl: 1, sq: 1, 'sr-latn': 1, sr: 1, sv: 1, th: 1, tr: 1, tt: 1, ug: 1,
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uk: 1, vi: 1, 'zh-cn': 1, zh: 1
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},
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/**
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* The list of languages that are written Right-To-Left (RTL) and are supported by the editor.
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*/
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rtl: { ar: 1, fa: 1, he: 1, ku: 1, ug: 1 },
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/**
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* Loads a specific language file, or auto detects it. A callback is
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* then called when the file gets loaded.
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*
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* @param {String} languageCode The code of the language file to be
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* loaded. If null or empty, autodetection will be performed. The
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* same happens if the language is not supported.
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* @param {String} defaultLanguage The language to be used if
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* `languageCode` is not supported or if the autodetection fails.
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* @param {Function} callback A function to be called once the
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* language file is loaded. Two parameters are passed to this
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* function: the language code and the loaded language entries.
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*/
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load: function( languageCode, defaultLanguage, callback ) {
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// If no languageCode - fallback to browser or default.
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// If languageCode - fallback to no-localized version or default.
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if ( !languageCode || !CKEDITOR.lang.languages[ languageCode ] )
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languageCode = this.detect( defaultLanguage, languageCode );
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var that = this,
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loadedCallback = function() {
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that[ languageCode ].dir = that.rtl[ languageCode ] ? 'rtl' : 'ltr';
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callback( languageCode, that[ languageCode ] );
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};
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if ( !this[ languageCode ] )
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CKEDITOR.scriptLoader.load( CKEDITOR.getUrl( 'lang/' + languageCode + '.js' ), loadedCallback, this );
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else
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loadedCallback();
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},
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/**
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* Returns the language that best fits the user language. For example,
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* suppose that the user language is "pt-br". If this language is
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* supported by the editor, it is returned. Otherwise, if only "pt" is
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* supported, it is returned instead. If none of the previous are
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* supported, a default language is then returned.
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*
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* alert( CKEDITOR.lang.detect( 'en' ) ); // e.g., in a German browser: 'de'
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*
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* @param {String} defaultLanguage The default language to be returned
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* if the user language is not supported.
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* @param {String} [probeLanguage] A language code to try to use,
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* instead of the browser-based autodetection.
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* @returns {String} The detected language code.
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*/
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detect: function( defaultLanguage, probeLanguage ) {
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var languages = this.languages;
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probeLanguage = probeLanguage || navigator.userLanguage || navigator.language || defaultLanguage;
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var parts = probeLanguage.toLowerCase().match( /([a-z]+)(?:-([a-z]+))?/ ),
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lang = parts[ 1 ],
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locale = parts[ 2 ];
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if ( languages[ lang + '-' + locale ] )
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lang = lang + '-' + locale;
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else if ( !languages[ lang ] )
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lang = null;
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CKEDITOR.lang.detect = lang ?
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function() {
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return lang;
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} : function( defaultLanguage ) {
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return defaultLanguage;
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};
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return lang || defaultLanguage;
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}
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};
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} )();
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