check logged Character for NULL

views/html/users/index.tpl

@@ -0,0 +1,14 @@
+<h1><?=_('Users')?></h1>
+<nav>
+	<li><a href="<?=$linker->link('create', 1)?>"><?=_('Create new user')?></a></li>
+</nav>
+<ul>
+	<?php foreach($users as &$user) : ?>
+	<li>
+		<h2><a href="<?=$linker->link(array('user', $user['username']), 1)?>"><?=$user['username']?></a></h2>
+		<details>
+			<summary><?=sprintf(_('registered on %s'),  $dateFormatter->format(new \DateTime($user['created'])))?></summary>
+		</details>
+	</li>
+	<?php endforeach ?>
+</ul>