Add email confirmation on signup (#1374)

app/Http/Controllers/Auth/Validate2faController.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace App\Http\Controllers\Auth;
+
+use Illuminate\Http\Request;
+use App\Http\Controllers\Controller;
+
+class Validate2faController extends Controller
+{
+    /**
+     * Redirect the user after 2fa form has been submitted.
+     *
+     * @param  \Illuminate\Http\Request $request
+     * @return \Illuminate\Http\Response
+     */
+    public function index(Request $request)
+    {
+        if ($request->has('url')) {
+            return redirect($request->get('url'));
+        }
+
+        return redirect('/');
+    }
+}