Added edit validation

App/Controllers/Posts.php

@@ -61,7 +61,6 @@ class Posts
             $status = 'admin';
         }
 
-        // $x = 0;
         for ($i=0; $i < count($posts); $i++) {
             $posts[$i]['content'] = preg_replace('/[\r]/', '', $posts[$i]['content']);
             $posts[$i]['content'] = preg_replace('/[\n]/', "<br/>", $posts[$i]['content']);
@@ -109,7 +108,7 @@ class Posts
             $editor_now = Session::get('userid');
 
             $date = new \DateTime();
-            $timestamp = $date->format("Y/m/d H:i:s");
+            $timestamp = $date->format("Y-m-d");
 
             View::render(
                 'Data/edit_pengumuman.html',