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Copy pathtranslation.js
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172 lines (159 loc) · 5.17 KB
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(function ($) {
AblePlayer.prototype.getSupportedLangs = function() {
// returns an array of languages for which AblePlayer has translation tables
var langs = {
'ca' : 'Catalan',
'cs' : 'Czech',
'da' : 'Danish',
'de' : 'German',
'en' : 'English',
'es' : 'Spanish',
'fr' : 'French',
'he' : 'Hebrew',
'id' : 'Indonesian',
'it' : 'Italian',
'ja' : 'Japanese',
'ms' : 'Malay',
'nb' : 'Norwegian Bokmål',
'nl' : 'Dutch',
'pl' : 'Polish',
'pt' : 'Portuguese',
'pt-br' : 'Brazilian Portuguese',
'sv' : 'Swedish',
'tr' : 'Turkish',
'zh-tw' : 'Chinese (Taiwan)'
};
return langs;
};
AblePlayer.prototype.translate = function( key, fallback ) {
if ( this.tt[ key ] ) {
return this.tt[ key ];
} else {
return fallback;
}
}
AblePlayer.prototype.getTranslationText = function() {
// determine language, then get labels and prompts from corresponding translation var
var deferred, thisObj, supportedLangs, docLang, translationFile, i, similarLangFound;
deferred = new this.defer();
thisObj = this;
supportedLangs = this.getSupportedLangs(); // returns an array
if (this.lang) { // a data-lang attribute is included on the media element
if ( Object.hasOwn( supportedLangs,this.lang ) ) {
// the specified language is not supported
if ( this.lang.indexOf('-') == 2 ) {
// this is a localized lang attribute (e.g., fr-CA)
// try the parent language, given the first two characters
// if parent lang is supported. Use that, else null.
this.lang = ( Object.hasOwn(supportedLangs,this.lang.substring(0,2)) !== -1 ) ? this.lang.substring(0,2) : null;
} else {
// this is not a localized language.
// but maybe there's a similar localized language supported
// that has the same parent?
similarLangFound = false;
for ( const [key,value] of Object.entries(supportedLangs) ) {
if ( key.substring(0,2) == this.lang ) {
this.lang = supportedLangs[i];
similarLangFound = true;
}
}
if ( !similarLangFound ) {
// language requested via data-lang is not supported
this.lang = null;
}
}
}
}
if (!this.lang) {
// try the language of the web page, if specified
if ($('body').attr('lang')) {
docLang = $('body').attr('lang').toLowerCase();
} else if ($('html').attr('lang')) {
docLang = $('html').attr('lang').toLowerCase();
} else {
docLang = null;
}
if (docLang) {
if ( Object.hasOwn( supportedLangs,docLang ) ) {
// the document language is supported
this.lang = docLang;
} else {
// the document language is not supported
if (docLang.indexOf('-') == 2) {
// this is a localized lang attribute (e.g., fr-CA)
// try the parent language, given the first two characters
if ( Object.hasOwn(supportedLangs,docLang.substring(0,2)) ) {
// the parent language is supported. use that.
this.lang = docLang.substring(0,2);
}
}
}
}
}
if (!this.lang) {
// No supported language has been specified by any means
// Fallback to English
this.lang = 'en';
}
if (!this.searchLang) {
this.searchLang = this.lang;
}
translationFile = this.rootPath + 'translations/' + this.lang + '.json';
fetch(translationFile)
.then( response => {
return response.json();
})
.then( data => {
thisObj.tt = data;
thisObj.translationFiles = true;
deferred.resolve();
})
.catch( error => {
console.log( "Error: Translation files should be updated to JSON." + error,translationFile);
translationFile = thisObj.rootPath + 'translations/' + thisObj.lang + '.js';
fetch(translationFile)
.then( response => {
return response.json();
})
.then( data => {
thisObj.tt = data;
thisObj.translationFiles = true;
deferred.resolve();
})
.catch( error => {
console.log( "Error: Unable to load translation file:", translationFile);
thisObj.tt = {};
thisObj.translationFiles = false;
deferred.resolve();
});
});
return deferred.promise();
};
AblePlayer.prototype.getSampleDescriptionText = function() {
if ( ! this.translationFiles ) {
this.sampleText = [];
let translation = { 'lang':'en', 'text': this.translate( 'sampleDescriptionText', 'Adjust settings to hear this sample text.' ) };
this.sampleText.push(translation);
} else {
// Create an array of sample description text in all languages
// This needs to be readily available for testing different voices
// in the Description Preferences dialog
var thisObj, supportedLangs, thisLang, translationFile, thisText, translation;
supportedLangs = this.getSupportedLangs();
thisObj = this;
this.sampleText = [];
for ( const [key,value] of Object.entries(supportedLangs) ) {
translationFile = this.rootPath + 'translations/' + key + '.json';
fetch(translationFile)
.then( response => {
return response.json();
})
.then( data => {
thisText = data.sampleDescriptionText;
translation = {'lang':thisLang, 'text': thisText};
thisObj.sampleText.push(translation);
});
}
}
};
})(jQuery);