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/**
* @license Copyright (c) 2003-2013, CKSource - Frederico Knabben. All rights reserved.
* For licensing, see LICENSE.html or http://ckeditor.com/license
*/
(function() {
var loadedLangs = {};
/**
* Holds language related functions.
*
* @class
* @singleton
*/
CKEDITOR.lang = {
/**
* The list of languages available in the editor core.
*
* alert( CKEDITOR.lang.en ); // 1
*/
languages: { 'af':1,'ar':1,'bg':1,'bn':1,'bs':1,'ca':1,'cs':1,'cy':1,'da':1,'de':1,'el':1,'en-au':1,'en-ca':1,'en-gb':1,'en':1,'eo':1,'es':1,'et':1,'eu':1,'fa':1,'fi':1,'fo':1,'fr-ca':1,'fr':1,'gl':1,'gu':1,'he':1,'hi':1,'hr':1,'hu':1,'is':1,'it':1,'ja':1,'ka':1,'km':1,'ko':1,'ku':1,'lt':1,'lv':1,'mk':1,'mn':1,'ms':1,'nb':1,'nl':1,'no':1,'pl':1,'pt-br':1,'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,'ug':1,'uk':1,'vi':1,'zh-cn':1,'zh':1 },
/**
* Loads a specific language file, or auto detect it. A callback is
* then called when the file gets loaded.
*
* @param {String} languageCode The code of the language file to be
* loaded. If null or empty, autodetection will be performed. The
* same happens if the language is not supported.
* @param {String} defaultLanguage The language to be used if
* languageCode is not supported or if the autodetection fails.
* @param {Function} callback A function to be called once the
* language file is loaded. Two parameters are passed to this
* function: the language code and the loaded language entries.
*/
load: function( languageCode, defaultLanguage, callback ) {
// If no languageCode - fallback to browser or default.
// If languageCode - fallback to no-localized version or default.
if ( !languageCode || !CKEDITOR.lang.languages[ languageCode ] )
languageCode = this.detect( defaultLanguage, languageCode );
if ( !this[ languageCode ] ) {
CKEDITOR.scriptLoader.load( CKEDITOR.getUrl( 'lang/' + languageCode + '.js' ), function() {
callback( languageCode, this[ languageCode ] );
}, this );
} else
callback( languageCode, this[ languageCode ] );
},
/**
* Returns the language that best fit the user language. For example,
* suppose that the user language is "pt-br". If this language is
* supported by the editor, it is returned. Otherwise, if only "pt" is
* supported, it is returned instead. If none of the previous are
* supported, a default language is then returned.
*
* alert( CKEDITOR.lang.detect( 'en' ) ); // e.g., in a German browser: 'de'
*
* @param {String} defaultLanguage The default language to be returned
* if the user language is not supported.
* @param {String} [probeLanguage] A language code to try to use,
* instead of the browser based autodetection.
* @returns {String} The detected language code.
*/
detect: function( defaultLanguage, probeLanguage ) {
var languages = this.languages;
probeLanguage = probeLanguage || navigator.userLanguage || navigator.language || defaultLanguage;
var parts = probeLanguage.toLowerCase().match( /([a-z]+)(?:-([a-z]+))?/ ),
lang = parts[ 1 ],
locale = parts[ 2 ];
if ( languages[ lang + '-' + locale ] )
lang = lang + '-' + locale;
else if ( !languages[ lang ] )
lang = null;
CKEDITOR.lang.detect = lang ?
function() {
return lang;
} : function( defaultLanguage ) {
return defaultLanguage;
};
return lang || defaultLanguage;
}
};
})();
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