From 7d5128db80a78bed026001e9698d28b634fadd0c Mon Sep 17 00:00:00 2001
From: Marc Alexander <admin@m-a-styles.de>
Date: Sat, 6 Jun 2015 15:46:16 +0200
Subject: [PATCH] [ticket/571] Improve docblocks and simplify check in
 controller helper

B3P-571
---
 controller/helper.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/controller/helper.php b/controller/helper.php
index a2ba9bc0..25164acb 100644
--- a/controller/helper.php
+++ b/controller/helper.php
@@ -114,7 +114,7 @@ class helper
 	*/
 	protected function check_permission()
 	{
-		if (!isset($this->config['board3_enable']) || !$this->config['board3_enable'] || !$this->auth->acl_get('u_view_portal'))
+		if (empty($this->config['board3_enable']) || !$this->auth->acl_get('u_view_portal'))
 		{
 			redirect(append_sid($this->phpbb_root_path . 'index' . $this->php_ext));
 		}
@@ -173,7 +173,9 @@ class helper
 	}
 
 	/**
-	* Check if user is in required groups
+	* Check if user is in required groups.
+	* If the group_ary is empty, this means that there are no limitation on
+	* which groups can see this module.
 	*
 	* @param array $row Module row
 	*