Implement simple config

src/Wallabag/CoreBundle/Controller/ConfigController.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace Wallabag\CoreBundle\Controller;
+
+use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
+use Symfony\Bundle\FrameworkBundle\Controller\Controller;
+use Symfony\Component\HttpFoundation\Request;
+use Wallabag\CoreBundle\Entity\Config;
+use Wallabag\CoreBundle\Form\Type\ConfigType;
+
+class ConfigController extends Controller
+{
+    /**
+     * @param Request $request
+     *
+     * @Route("/config", name="config")
+     *
+     * @return \Symfony\Component\HttpFoundation\Response
+     */
+    public function indexAction(Request $request)
+    {
+        $config = $this->getConfig();
+
+        $form = $this->createForm(new ConfigType(), $config);
+
+        $form->handleRequest($request);
+
+        if ($form->isValid()) {
+            $em = $this->getDoctrine()->getManager();
+            $em->persist($config);
+            $em->flush();
+
+            $this->get('session')->getFlashBag()->add(
+                'notice',
+                'Config saved'
+            );
+
+            return $this->redirect($this->generateUrl('config'));
+        }
+
+        return $this->render('WallabagCoreBundle:Config:index.html.twig', array(
+            'form' => $form->createView(),
+        ));
+    }
+
+    private function getConfig()
+    {
+        $config = $this->getDoctrine()
+            ->getRepository('WallabagCoreBundle:Config')
+            ->findOneByUser($this->getUser());
+
+        if (!$config) {
+            $config = new Config($this->getUser());
+        }
+
+        return $config;
+    }
+}