reorganize and cleanup php server code

server/app/Http/Requests/TwoFactor/TwoFactorRequest.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace Vanguard\Http\Requests\TwoFactor;
+
+use Vanguard\Http\Requests\Request;
+use Vanguard\Repositories\User\UserRepository;
+
+abstract class TwoFactorRequest extends Request
+{
+    /**
+     * Authorize the request.
+     *
+     * @return bool
+     */
+    public function authorize()
+    {
+        if ($userId = $this->get('user')) {
+            // Only users with "users.manage" permission can enable 2FA for other users.
+            return $this->user()->hasPermission('users.manage') || $this->user()->id == $userId;
+        }
+
+        return true;
+    }
+
+    /**
+     * Get the validation rules that apply to the request.
+     *
+     * @return array
+     */
+    public function rules()
+    {
+        return [];
+    }
+
+    /**
+     * Get the user for which we should enable the 2FA.
+     *
+     * @return mixed
+     */
+    public function theUser()
+    {
+        if ($userId = $this->get('user')) {
+            return app(UserRepository::class)->find($userId);
+        }
+
+        return $this->user();
+    }
+}