Lis le nombre de commentaires écrits depuis un cookie

src/Silex/Controller/VisitorController.php

@@ -8,6 +8,7 @@ use DateTime;
 use Silex\DI\DI;
 use Silex\Http\HttpResponse;
 use Silex\Model\Comment;
+use Silex\Util\CommentCounter;
 use Silex\Util\Pagination;
 use Silex\Validation\CommentValidation;
 use Silex\Validation\NewsValidation;
@@ -37,7 +38,7 @@ class VisitorController {
         if ($user !== null) {
             $nbCommentsByUser = $gwc->getCommentNumberFromUser($user->getId());
         } else {
-            $nbCommentsByUser = 0;
+            $nbCommentsByUser = $_COOKIE['comments'] ?? '0';
         }
         return new HttpResponse(200, 'home', ['news' => $news, 'page' => $page, 'nbPages' => $nbPages, 'nbComments' => $nbComments, 'nbCommentsByUser' => $nbCommentsByUser, 'errors' => $errors]);
     }
@@ -76,6 +77,7 @@ class VisitorController {
             $comment->setAuthorName($_POST['name']);
         }
         $di->getCommentGateway()->insert($comment);
+        CommentCounter::incrementCommentCounter();
         HttpResponse::redirect($di->getRouter()->url($news->getSlugRedirect()));
         exit();
     }

src/Silex/Util/CommentCounter.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace Silex\Util;
+
+const COMMENTS = 'comments';
+
+final class CommentCounter
+{
+    public static function incrementCommentCounter()
+    {
+        $c = $_COOKIE[COMMENTS] ?? '0';
+        if (!is_numeric($c)) {
+            $c = '0';
+        }
+        setcookie(COMMENTS, intval($c) + 1, time() + 60*60*24*30, '/');
+    }
+}