BookStack/app/Translation/LocaleManager.php

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<?php
2023-05-17 18:56:55 +02:00
namespace BookStack\Translation;
use BookStack\Users\Models\User;
use Illuminate\Http\Request;
class LocaleManager
{
/**
* Array of right-to-left locale options.
*/
protected array $rtlLocales = ['ar', 'fa', 'he'];
/**
* Map of BookStack locale names to best-estimate ISO locale names.
* Locales can often be found by running `locale -a` on a linux system.
*
* @var array<string, string>
*/
protected array $localeMap = [
'ar' => 'ar',
'bg' => 'bg_BG',
'bs' => 'bs_BA',
'ca' => 'ca',
'cs' => 'cs_CZ',
'cy' => 'cy_GB',
'da' => 'da_DK',
'de' => 'de_DE',
'de_informal' => 'de_DE',
'el' => 'el_GR',
'en' => 'en_GB',
'es' => 'es_ES',
'es_AR' => 'es_AR',
'et' => 'et_EE',
'eu' => 'eu_ES',
'fa' => 'fa_IR',
'fi' => 'fi_FI',
'fr' => 'fr_FR',
'he' => 'he_IL',
'hr' => 'hr_HR',
'hu' => 'hu_HU',
'id' => 'id_ID',
'it' => 'it_IT',
'ja' => 'ja',
'ka' => 'ka_GE',
'ko' => 'ko_KR',
'lt' => 'lt_LT',
'lv' => 'lv_LV',
'nb' => 'nb_NO',
'nl' => 'nl_NL',
'nn' => 'nn_NO',
'pl' => 'pl_PL',
'pt' => 'pt_PT',
'pt_BR' => 'pt_BR',
'ro' => 'ro_RO',
'ru' => 'ru',
'sk' => 'sk_SK',
'sl' => 'sl_SI',
'sq' => 'sq_AL',
'sv' => 'sv_SE',
'tr' => 'tr_TR',
'uk' => 'uk_UA',
'uz' => 'uz_UZ',
'vi' => 'vi_VN',
'zh_CN' => 'zh_CN',
'zh_TW' => 'zh_TW',
];
/**
* Get the BookStack locale string for the given user.
*/
protected function getLocaleForUser(User $user): string
{
$default = config('app.default_locale');
if ($user->isGuest() && config('app.auto_detect_locale')) {
return $this->autoDetectLocale(request(), $default);
}
return setting()->getUser($user, 'language', $default);
}
/**
* Get a locale definition for the current user.
*/
public function getForUser(User $user): LocaleDefinition
{
$localeString = $this->getLocaleForUser($user);
return new LocaleDefinition(
$localeString,
$this->localeMap[$localeString] ?? $localeString,
in_array($localeString, $this->rtlLocales),
);
}
/**
* Autodetect the visitors locale by matching locales in their headers
* against the locales supported by BookStack.
*/
protected function autoDetectLocale(Request $request, string $default): string
{
$availableLocales = $this->getAllAppLocales();
foreach ($request->getLanguages() as $lang) {
if (in_array($lang, $availableLocales)) {
return $lang;
}
}
return $default;
}
/**
* Get all the available app-specific level locale strings.
*/
public function getAllAppLocales(): array
{
return array_keys($this->localeMap);
}
}