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OpenSTF/res/app/components/stf/language/language-service.js
2014-09-11 20:32:32 +09:00

43 lines
1.2 KiB
JavaScript

var supportedLanguages = require('./../../../../common/lang/langs.json')
module.exports =
function LanguageServiceFactory(SettingsService, gettextCatalog) {
// TODO: make this LanguageProvider so it can be used on config
var LanguageService = {}
function detectLanguage() {
return (navigator.language || navigator.userLanguage || 'en-US')
.substring(0, 2)
}
function isSupported(lang) {
return !!supportedLanguages[lang]
}
function onlySupported(lang, defaultValue) {
return isSupported(lang) ? lang : defaultValue
}
LanguageService.settingKey = 'selectedLanguage'
LanguageService.supportedLanguages = supportedLanguages
LanguageService.defaultLanguage = 'en'
LanguageService.detectedLanguage =
onlySupported(detectLanguage(), LanguageService.defaultLanguage)
SettingsService.sync(
LanguageService, {
target: LanguageService.settingKey,
source: LanguageService.settingKey,
defaultValue: LanguageService.detectedLanguage
}, updateLanguage
)
function updateLanguage() {
gettextCatalog.setCurrentLanguage(LanguageService.selectedLanguage)
}
LanguageService.updateLanguage = updateLanguage
return LanguageService
}