localization fix try 2

app/Http/Kernel.php

@@ -21,6 +21,7 @@ class Kernel extends HttpKernel
         \Illuminate\Foundation\Http\Middleware\ValidatePostSize::class,
         \App\Http\Middleware\TrimStrings::class,
         \Illuminate\Foundation\Http\Middleware\ConvertEmptyStringsToNull::class,
+        'web_localization',
     ];
 
     /**
@@ -65,5 +66,6 @@ class Kernel extends HttpKernel
         'throttle' => \Illuminate\Routing\Middleware\ThrottleRequests::class,
         'verified' => \Illuminate\Auth\Middleware\EnsureEmailIsVerified::class,
         'check_october_session' => \App\Http\Middleware\CheckOctoberSession::class,
+        'web_localization' => \App\Http\Middleware\WebLocalization::class
     ];
 }

app/Http/Middleware/WebLocalization.php

@@ -0,0 +1,28 @@
+<?php
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Config;
+
+class WebLocalization
+{
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @param  \Closure(\Illuminate\Http\Request): (\Illuminate\Http\Response|\Illuminate\Http\RedirectResponse)  $next
+     * @return \Illuminate\Http\Response|\Illuminate\Http\RedirectResponse
+     */
+    public function handle(Request $request, Closure $next)
+    {
+        $raw_locale = $request->session()->get('locale');
+        if (in_array($raw_locale, Config::get('app.locales'))) {
+            $locale = $raw_locale;
+        }
+        else $locale = Config::get('app.locale');
+        $request->session()->put('locale', $locale ?? 'en');
+        app()->setLocale($locale);
+        return $next($request);
+    }
+}