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122 lines
2.7 KiB
122 lines
2.7 KiB
/* global languages:false, lang_str:false */
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/* eslint camelcase:0 */
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var tagTranslations = require('./tagTranslations')
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function getPreferredDataLanguage () {
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var m = (navigator.language || navigator.userLanguage).match(/^([^-]+)(-.*|)$/)
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if (m) {
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return m[1].toLocaleLowerCase()
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} else {
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return ui_lang
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}
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}
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function getAcceptLanguages () {
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return navigator.languages || [ navigator.language || navigator.userLanguage ]
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}
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function getUiLanguages () {
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var i, code
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var ret = {}
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var acceptLanguages = getAcceptLanguages()
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for (i = 0; i < acceptLanguages.length; i++) {
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code = acceptLanguages[i]
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if (languages.indexOf(code) !== -1) {
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ret[code] = langName(code)
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}
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}
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for (i = 0; i < languages.length; i++) {
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code = languages[i]
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if (!(code in ret)) {
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ret[code] = langName(code)
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}
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}
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return ret
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}
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function getDataLanguages () {
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var code
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var ret = {}
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var acceptLanguages = getAcceptLanguages()
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for (var i = 0; i < acceptLanguages.length; i++) {
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code = acceptLanguages[i]
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ret[code] = langName(code)
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}
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for (var k in lang_str) {
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var m = k.match(/^lang:(.*)$/)
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if (m) {
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code = m[1]
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if (code === 'current') {
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continue
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}
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if (!(code in ret)) {
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ret[code] = langName(code)
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}
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}
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}
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return ret
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}
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function langName (code) {
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var ret = ''
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if (('lang_native:' + code) in lang_str && lang_str['lang_native:' + code]) {
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ret += lang_str['lang_native:' + code]
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} else {
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ret += 'Language "' + code + '"'
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}
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if (('lang:' + code) in lang_str && lang_str['lang:' + code]) {
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ret += ' (' + lang_str['lang:' + code] + ')'
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}
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return ret
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}
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register_hook('init_callback', function (initState, callback) {
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if (!('ui_lang' in options)) {
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options.ui_lang = ui_lang
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}
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if (!('data_lang' in options)) {
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options.data_lang = getPreferredDataLanguage()
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}
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tagTranslations.setTagLanguage(options.data_lang)
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callback(null)
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})
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register_hook('options_form', function (def) {
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def.ui_lang = {
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'name': lang('options:ui_lang'),
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'type': 'select',
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'values': getUiLanguages(),
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'req': true,
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'default': ui_lang,
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'reloadOnChange': true
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}
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def.data_lang = {
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'name': lang('options:data_lang'),
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'desc': lang('options:data_lang:desc'),
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'type': 'select',
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'values': getDataLanguages(),
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'default': getPreferredDataLanguage(),
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'placeholder': lang('options:data_lang:local')
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}
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})
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register_hook('options_save', function (options, old_options) {
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if ('data_lang' in options) {
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if (old_options.data_lang !== options.data_lang) {
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tagTranslations.setTagLanguage(options.data_lang)
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baseCategory.recalc()
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}
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}
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})
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