<?php
- /**
- ** prefs.php
- **
- ** This contains functions for manipulating user preferences
- **
- ** $Id$
- **/
- if (defined('prefs_php'))
- return;
- define('prefs_php', true);
+ /**
+ * prefs.php
+ *
+ * Copyright (c) 1999-2001 The Squirrelmail Development Team
+ * Licensed under the GNU GPL. For full terms see the file COPYING.
+ *
+ * This contains functions for manipulating user preferences
+ *
+ * $Id$
+ */
global $prefs_are_cached, $prefs_cache;
if (!session_is_registered('prefs_are_cached')) {
/** returns the value for $string **/
- function getPref($data_dir, $username, $string) {
+ function getPref($data_dir, $username, $string, $default = '') {
global $prefs_cache;
-
+
cachePrefValues($data_dir, $username);
-
+
if (isset($prefs_cache[$string]))
return $prefs_cache[$string];
- return '';
+ else
+ return $default;
}
global $prefs_cache;
cachePrefValues($data_dir, $username);
- if ($prefs_cache[$string] == $set_to)
+ if (isset($prefs_cache[$string]) && $prefs_cache[$string] == $set_to)
return;
- if ($set_to == '') {
+ if ($set_to === '') {
removePref($data_dir, $username, $string);
return;
}