[ticket/291] Add modules_helper and use for permission checks

B3P-291

includes/modules_helper.php

@@ -0,0 +1,50 @@
+<?php
+/**
+*
+* @package Board3 Portal v2.1
+* @copyright (c) 2014 Board3 Group ( www.board3.de )
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+namespace board3\portal\includes;
+
+class modules_helper
+{
+	/**
+	* Auth object
+	* @var \phpbb\auth\auth
+	*/
+	protected $auth;
+
+	/**
+	* Constructor
+	* NOTE: The parameters of this method must match in order and type with
+	* the dependencies defined in the services.yml file for this service.
+	* @param \phpbb\auth\auth $auth Auth object
+	*/
+	public function __construct($auth)
+	{
+		$this->auth = $auth;
+	}
+
+	/**
+	* Get an array of disallowed forums
+	*
+	* @param bool $disallow_access Whether the array for disallowing access
+	*			should be filled
+	*/
+	public function get_disallowed_forums($disallow_access)
+	{
+		if ($disallow_access == true)
+		{
+			$disallow_access = array_unique(array_keys($this->auth->acl_getf('!f_read', true)));
+		}
+		else
+		{
+			$disallow_access = array();
+		}
+
+		return $disallow_access;
+	}
+}