WIP: Implement application process

src/Controller/Traits/ReturnUrlTrait.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace App\Controller\Traits;
+
+use Symfony\Component\HttpFoundation\Request;
+
+trait ReturnUrlTrait
+{
+    public function getReturnUrl(Request $request, string $defaultRoute, array $parameters = []): string
+    {
+        $defaultUrl = $this->generateUrl($defaultRoute, $parameters);
+
+        return rawurldecode($request->query->get('r', $defaultUrl));
+    }
+}