/
settingsstorage.php
65 lines (55 loc) · 1.76 KB
/
settingsstorage.php
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<?php
/*
* LimeSurvey
* Copyright (C) 2007-2011 The LimeSurvey Project Team / Carsten Schmitz
* All rights reserved.
* License: GNU/GPL License v2 or later, see LICENSE.php
* LimeSurvey is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See COPYRIGHT.php for copyright notices and details.
*
*/
final class SettingsStorage extends ArrayObject
{
protected static $_instance = null;
public function __construct($params = array())
{
$defaults = array('array' => array(), 'flags' => parent::ARRAY_AS_PROPS);
foreach ($defaults as $key => $val) {
if (isset($params[$key]) && $params[$key] !== "") {
$defaults[$key] = $params[$key];
}
}
extract($defaults);
parent::__construct($array, $flags);
}
public static function getInstance()
{
if (self::$_instance === null) {
self::$_instance = new self();
}
return self::$_instance;
}
public static function get($index)
{
$instance = self::getInstance();
if (!$instance->offsetExists($index)) {
throw new Exception("No entry is registered for key '$index'");
}
return $instance->offsetGet($index);
}
public static function set($index, $value)
{
$instance = self::getInstance();
$instance->offsetSet($index, $value);
}
public static function isRegistered($index)
{
if (self::$_instance === null) {
return false;
}
return self::$_instance->offsetExists($index);
}
}