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Merge pull request #129 from jimmyGALLAND/fix-detect-language

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fix and improves compatibility with the browser language detector
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RustDesk 2023-01-24 23:25:08 +08:00 committed by GitHub
commit e405967397
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1 changed files with 67 additions and 40 deletions
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107
layouts/alias.html
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@ -12,54 +12,81 @@
<script> <script>
document.addEventListener('DOMContentLoaded', function() { document.addEventListener('DOMContentLoaded', function() {
const default_language = 'en'
var root_path = (new URL('{{ site.BaseURL }}')).pathname; var deleteFinalSlash = function(s){
// Only do i18n at root, if ( s.substr(-1) == '/' ){
// otherwise, redirect immediately return s.slice(0, -1)
}else{
if ( window.location.pathname !== root_path) { return s
window.location.replace('{{ .Permalink }}') }
return }
}
const default_language = '{{ site.Language.Lang }}'
const wlp = deleteFinalSlash(window.location.pathname)
const root_path = deleteFinalSlash( (new URL('{{ site.BaseURL }}')).pathname )
var getFirstBrowserLanguage = function () { // Only do i18n at root,
var nav = window.navigator, // otherwise, redirect immediately
browserLanguagePropertyKeys = ['language', 'browserLanguage', 'systemLanguage', 'userLanguage'], if ( wlp !== root_path) {
i, window.location.replace('{{ .Permalink }}')
language return
}
if (Array.isArray(nav.languages)) { var getFirstBrowserLanguage = function () {
for (i = 0; i < nav.languages.length; i++) { var nav = window.navigator,
language = nav.languages[i] browserLanguagePropertyKeys = ['language', 'browserLanguage', 'systemLanguage', 'userLanguage'],
if (language && language.length) { i,
return language language
if (Array.isArray(nav.languages)) {
for (i = 0; i < nav.languages.length; i++) {
language = nav.languages[i]
if (language && language.length) {
return language.replace('_', '-').toLowerCase()
}
} }
} }
} // support for other well known properties in browsers
// support for other well known properties in browsers for (i = 0; i < browserLanguagePropertyKeys.length; i++) {
for (i = 0; i < browserLanguagePropertyKeys.length; i++) { language = nav[browserLanguagePropertyKeys[i]]
language = nav[browserLanguagePropertyKeys[i]] if (language && language.length) {
if (language && language.length) { return language.replace('_', '-').toLowerCase()
return language }
} }
return default_language
} }
return default_language
}
const list_languages = ({{site.Languages}}).map(function(value,index) { return value['Lang']; }) var languages_available = [];
const nav_lang = getFirstBrowserLanguage() ( {{ site.Languages }} ).forEach(
function(value,index) {
if ( root_path.substr(-1) == '/' ) root_path = root_path.slice(0, -1) if ( value['Disabled'] == false ){
languages_available.push(value['Lang'])
}
}
)
const nav_lang = getFirstBrowserLanguage()
var found_lang = default_language
if ( list_languages.indexOf( nav_lang ) !== -1 ){ if ( languages_available.indexOf( nav_lang ) !== -1 ){
window.location.replace(`${root_path}/${nav_lang}/`)
} else { found_lang = nav_lang
// fallback to English
window.location.replace(`${root_path}/${default_language}/`) }else if ( nav_lang.length > 2 ) {
}
} const short_code_lang = nav_lang.slice(0,2)
);
if ( languages_available.indexOf( short_code_lang ) !== -1 ){
found_lang = short_code_lang
}
}
window.location.replace(`${root_path}/${found_lang}/`)
}
)
</script> </script>
</head> </head>