misc_pterodactyl-panel/app/Http/Controllers/Base/LocaleController.php

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<?php
namespace Pterodactyl\Http\Controllers\Base;
use Illuminate\Http\Request;
use Illuminate\Http\JsonResponse;
use Illuminate\Translation\Translator;
use Illuminate\Contracts\Translation\Loader;
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use Pterodactyl\Http\Controllers\Controller;
class LocaleController extends Controller
{
protected Loader $loader;
public function __construct(Translator $translator)
{
$this->loader = $translator->getLoader();
}
/**
* Returns translation data given a specific locale and namespace.
*/
public function __invoke(Request $request): JsonResponse
{
$locales = explode(' ', $request->input('locale') ?? '');
$namespaces = explode(' ', $request->input('namespace') ?? '');
$response = [];
foreach ($locales as $locale) {
$response[$locale] = [];
foreach ($namespaces as $namespace) {
$response[$locale][$namespace] = $this->i18n(
$this->loader->load($locale, str_replace('.', '/', $namespace))
);
}
}
return new JsonResponse($response, 200, [
// Cache this in the browser for an hour, and allow the browser to use a stale
// cache for up to a day after it was created while it fetches an updated set
// of translation keys.
'Cache-Control' => 'public, max-age=3600, stale-while-revalidate=86400',
'ETag' => md5(json_encode($response, JSON_THROW_ON_ERROR)),
]);
}
/**
* Convert standard Laravel translation keys that look like ":foo"
* into key structures that are supported by the front-end i18n
* library, like "{{foo}}".
*/
protected function i18n(array $data): array
{
foreach ($data as $key => $value) {
if (is_array($value)) {
$data[$key] = $this->i18n($value);
} else {
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// Find a Laravel style translation replacement in the string and replace it with
// one that the front-end is able to use. This won't always be present, especially
// for complex strings or things where we'd never have a backend component anyways.
//
// For example:
// "Hello :name, the :notifications.0.title notification needs :count actions :foo.0.bar."
//
// Becomes:
// "Hello {{name}}, the {{notifications.0.title}} notification needs {{count}} actions {{foo.0.bar}}."
$data[$key] = preg_replace('/:([\w.-]+\w)([^\w:]?|$)/m', '{{$1}}$2', $value);
}
}
return $data;
}
}