Fixed PHP syntax errors in app.inc.php.

Author: Till Brehm

interface/lib/app.inc.php

@@ -71,9 +71,9 @@ public function __construct() {
 				/* check if user wants to stay logged in */
 				if(isset($_POST['s_mod']) && isset($_POST['s_pg']) && $_POST['s_mod'] == 'login' && $_POST['s_pg'] == 'index' && isset($_POST['stay']) && $_POST['stay'] == '1') {
 					/* check if staying logged in is allowed */
-					$app->uses('ini_parser');
-					$tmp = $app->db->queryOneRecord('SELECT config FROM sys_ini WHERE sysini_id = 1');
-					$tmp = $app->ini_parser->parse_ini_string(stripslashes($tmp['config']));
+					$this->uses('ini_parser');
+					$tmp = $this->db->queryOneRecord('SELECT config FROM sys_ini WHERE sysini_id = 1');
+					$tmp = $this->ini_parser->parse_ini_string(stripslashes($tmp['config']));
 					if(!isset($tmp['misc']['session_allow_endless']) || $tmp['misc']['session_allow_endless'] != 'y') {
 						$this->session->set_timeout($tmp['value']);
 						session_set_cookie_params(($tmp['value'] * 60) + 300); // make the cookie live 5 minutes longer