Update index.php

Prevent a php warning message.

app/operator_panel/index.php

@@ -17,17 +17,20 @@
 
 	The Initial Developer of the Original Code is
 	Mark J Crane <markjcrane@fusionpbx.com>
-	Portions created by the Initial Developer are Copyright (C) 2008-2015
+	Portions created by the Initial Developer are Copyright (C) 2008-2016
 	the Initial Developer. All Rights Reserved.
 
 	Contributor(s):
 	Mark J Crane <markjcrane@fusionpbx.com>
 	Luis Daniel Lucio Quiroz <dlucio@okay.com.mx>
 */
+
+//includes
 	include "root.php";
 	require_once "resources/require.php";
 	require_once "resources/check_auth.php";
 
+//check permissions
 	if (permission_exists('operator_panel_view')) {
 		//access granted
 	}
@@ -42,8 +45,8 @@ else {
 
 //set user status
 	if (isset($_REQUEST['status']) && $_REQUEST['status'] != '') {
+		//update the status
 			$user_status = check_str($_REQUEST['status']);
-	//sql update
 			$sql  = "update v_users set ";
 			$sql .= "user_status = '".$user_status."' ";
 			$sql .= "where domain_uuid = '".$_SESSION['domain_uuid']."' ";
@@ -64,11 +67,16 @@ else {
 					$response = event_socket_request($fp, $cmd);
 			}
 
+		//stop execution
 			exit;
 	}
 
+//set the title
 	$document['title'] = $text['title-operator_panel'];
+
+//include the header
 	require_once "resources/header.php";
+
 ?>
 
 <!-- virtual_drag function holding elements -->
@@ -427,11 +435,15 @@ require_once "resources/header.php";
 </style>
 
 <?php
+
 //create simple array of users own extensions
 unset($_SESSION['user']['extensions']);
+if (is_array($_SESSION['user']['extension'])) {
 	foreach ($_SESSION['user']['extension'] as $assigned_extensions) {
 		$_SESSION['user']['extensions'][] = $assigned_extensions['user'];
 	}
+}
+
 ?>
 
 <div id='ajax_reponse'></div>
@@ -439,5 +451,6 @@ foreach ($_SESSION['user']['extension'] as $assigned_extensions) {
 <br><br>
 
 <?php
+//include the footer
 	require_once "resources/footer.php";
 ?>