pos/is4c-nf/lib/LocalStorage/SessionStorage.php
<?php
/*******************************************************************************
Copyright 2010 Whole Foods Co-op
This file is part of IT CORE.
IT CORE is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
IT CORE is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
in the file license.txt along with IT CORE; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*********************************************************************************/
namespace COREPOS\pos\lib\LocalStorage;
if (!class_exists("COREPOS\\pos\\lib\\LocalStorage\\LocalStorage")) {
include_once(__DIR__ . '/LocalStorage.php');
}
/**
@class SessionStorage
A LocalStorage implementation using
PHP sessions.
The module will try to start session as
needed but performance is better if
session.auto_start is enabled in php.ini.
*/
class SessionStorage extends LocalStorage
{
public function __construct(){
if (php_sapi_name() !== 'cli' && session_id() === '') {
ini_set('session.gc_probability', 0);
@session_start();
}
}
public function get($key)
{
if (!isset($_SESSION["$key"])) {
return "";
}
return $_SESSION["$key"];
}
public function set($key,$val)
{
$_SESSION["$key"] = $val;
$this->debug($key,$val);
}
public function iteratorKeys()
{
return array_keys($_SESSION);
}
}