Added an PHP CS fixer config file and applied it to files.

We now use the same the same style as the symfony project, and it allows us to simply fix the style by executing php_cs_fixer fix in the project root.

src/Controller/UserController.php

@@ -1,6 +1,6 @@
 <?php
 /**
- * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony)
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
  *
  * Copyright (C) 2019 Jan Böhmer (https://github.com/jbtronics)
  *
@@ -17,7 +17,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
- *
  */
 
 namespace App\Controller;
@@ -47,18 +46,15 @@ use Symfony\Component\Validator\Constraints\Length;
 /**
  * @Route("/user")
  * Class UserController
- * @package App\Controller
  */
 class UserController extends AdminPages\BaseAdminController
 {
-
     protected $entity_class = User::class;
     protected $twig_template = 'AdminPages/UserAdmin.html.twig';
     protected $form_class = UserAdminForm::class;
     protected $route_base = 'user';
     protected $attachment_class = UserAttachment::class;
 
-
     /**
      * @Route("/{id}/edit", requirements={"id"="\d+"}, name="user_edit")
      * @Route("/{id}/", requirements={"id"="\d+"})
@@ -84,17 +80,18 @@ class UserController extends AdminPages\BaseAdminController
      */
     public function delete(Request $request, User $entity, StructuralElementRecursionHelper $recursionHelper)
     {
-        if ($entity->getID() == User::ID_ANONYMOUS) {
+        if (User::ID_ANONYMOUS == $entity->getID()) {
             throw new \InvalidArgumentException('You can not delete the anonymous user! It is needed for permission checking without a logged in user');
         }
+
         return $this->_delete($request, $entity, $recursionHelper);
     }
 
     /**
      * @Route("/export", name="user_export_all")
-     * @param Request $request
+     *
      * @param SerializerInterface $serializer
-     * @param EntityManagerInterface $em
+     *
      * @return Response
      */
     public function exportAll(EntityManagerInterface $em, EntityExporter $exporter, Request $request)
@@ -104,8 +101,9 @@ class UserController extends AdminPages\BaseAdminController
 
     /**
      * @Route("/{id}/export", name="user_export")
-     * @param Request $request
+     *
      * @param AttachmentType $entity
+     *
      * @return Response
      */
     public function exportEntity(User $entity, EntityExporter $exporter, Request $request)
@@ -113,7 +111,6 @@ class UserController extends AdminPages\BaseAdminController
         return $this->_exportEntity($entity, $exporter, $request);
     }
 
-
     /**
      * @Route("/info", name="user_info_self")
      * @Route("/{id}/info")
@@ -135,17 +132,17 @@ class UserController extends AdminPages\BaseAdminController
         }
 
         //Show permissions to user
-        $builder = $this->createFormBuilder()->add('permissions',PermissionsType::class, [
+        $builder = $this->createFormBuilder()->add('permissions', PermissionsType::class, [
             'mapped' => false,
             'disabled' => true,
             'inherit' => true,
-            'data' => $user
+            'data' => $user,
         ]);
 
         return $this->render('Users/user_info.html.twig', [
             'user' => $user,
             'avatar' => $avatar,
-            'form' => $builder->getForm()->createView()
+            'form' => $builder->getForm()->createView(),
         ]);
     }
 
@@ -161,8 +158,8 @@ class UserController extends AdminPages\BaseAdminController
 
         $page_need_reload = false;
 
-        if(!$user instanceof User) {
-            return new \RuntimeException("This controller only works only for Part-DB User objects!");
+        if (!$user instanceof User) {
+            return new \RuntimeException('This controller only works only for Part-DB User objects!');
         }
 
         //When user change its settings, he should be logged  in fully.
@@ -233,7 +230,7 @@ class UserController extends AdminPages\BaseAdminController
         return $this->render('Users/user_settings.html.twig', [
             'settings_form' => $form->createView(),
             'pw_form' => $pw_form->createView(),
-            'page_need_reload' => $page_need_reload
+            'page_need_reload' => $page_need_reload,
         ]);
     }
 
@@ -250,10 +247,10 @@ class UserController extends AdminPages\BaseAdminController
      * @return string containing either just a URL or a complete image tag
      * @source https://gravatar.com/site/implement/images/php/
      */
-    public function getGravatar(?string $email, int $s = 80, string $d = 'mm', string $r = 'g', bool $img = false, array $atts = array())
+    public function getGravatar(?string $email, int $s = 80, string $d = 'mm', string $r = 'g', bool $img = false, array $atts = [])
     {
-        if ($email === null) {
-            return "";
+        if (null === $email) {
+            return '';
         }
 
         $url = 'https://www.gravatar.com/avatar/';