48 lines
1.5 KiB
PHP
48 lines
1.5 KiB
PHP
<?php
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namespace App\Http\Middleware;
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use Closure;
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use Illuminate\Http\Request;
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use Symfony\Component\HttpFoundation\Response;
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/**
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* Resolve the active UI language for each request: the signed-in user's saved
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* preference wins, then the session choice (so a guest on the login page can switch),
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* then the app default. Only known locales are honoured.
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*/
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class SetLocale
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{
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/** Languages Clusev ships. Keep in sync with the lang/<code> directories + R16. */
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public const SUPPORTED = ['de', 'en'];
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public function handle(Request $request, Closure $next): Response
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{
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self::apply($request);
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return $next($request);
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}
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/**
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* Resolve + set the active locale: signed-in user's preference, then the session
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* choice, then the app default. Safe to call before the session is started — e.g.
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* from the exception handler for errors thrown before this middleware (CSRF 419,
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* unmatched-route 404, maintenance 503) — a missing session is simply skipped, so
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* those custom error pages still honour the user's language where it is known.
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*/
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public static function apply(Request $request): void
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{
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$locale = config('app.locale');
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if ($request->hasSession()) {
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$locale = $request->user()?->locale
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?? $request->session()->get('locale')
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?? $locale;
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}
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if (in_array($locale, self::SUPPORTED, true)) {
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app()->setLocale($locale);
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}
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}
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}
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