locale + exam assign and checkout cronjob

app/Http/Kernel.php

@@ -63,5 +63,6 @@ class Kernel extends HttpKernel
         'throttle' => \Illuminate\Routing\Middleware\ThrottleRequests::class,
         'verified' => \Illuminate\Auth\Middleware\EnsureEmailIsVerified::class,
         'permission' => \App\Http\Middleware\Permission::class,
+        'locale' => \App\Http\Middleware\Locale::class,
     ];
 }

app/Http/Middleware/Locale.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\App;
+
+class Locale
+{
+    public static $languageMaps = [
+        'en' => 'en',
+        'chs' => 'zh_CN',
+        'cht' => 'zh_TW',
+    ];
+
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @param  \Closure  $next
+     * @return mixed
+     */
+    public function handle(Request $request, Closure $next)
+    {
+        $language = $request->user()->language;
+        $locale = self::$languageMaps[$language->site_lang_folder] ?? 'en';
+        do_log("set locale: " . $locale);
+        App::setLocale($locale);
+        return $next($request);
+    }
+}

app/Http/Middleware/Permission.php

@@ -25,7 +25,7 @@ class Permission
             do_log("$log, denied!");
             throw new UnauthorizedException('Unauthorized!');
         }
-        do_log("$log, pass!");
+        do_log("$log, allow!");
         return $next($request);
     }
 }

app/Http/Resources/ExamUserResource.php

@@ -23,11 +23,11 @@ class ExamUserResource extends JsonResource
             'id' => $this->id,
             'status' => $this->status,
             'status_text' => $this->statusText,
-            'created_at' => formatDatetime($this->created_at),
+            'created_at' => format_datetime($this->created_at),
             'progress' => $this->when($this->progress, $this->progress),
             'progress_formatted' => $this->when($this->progress_formatted, $this->progress_formatted),
-            'begin' => formatDatetime($this->begin),
-            'end' => formatDatetime($this->end),
+            'begin' => format_datetime($this->begin),
+            'end' => format_datetime($this->end),
             'uid' => $this->uid,
             'exam_id' => $this->exam_id,
             'user' => new UserResource($this->whenLoaded('user')),

app/Http/Resources/UserResource.php

@@ -19,7 +19,7 @@ class UserResource extends JsonResource
             'email' => $this->email,
             'username' => $this->username,
             'status' => $this->status,
-            'added' => formatDatetime($this->added),
+            'added' => format_datetime($this->added),
             'class' => $this->class,
             'class_text' => $this->class_text,
             'avatar' => $this->avatar,