<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\Session\SaveHandler;
use Zend\Db\TableGateway\TableGateway;
/**
* DB Table Gateway session save handler
*/
class DbTableGateway implements SaveHandlerInterface
{
/**
* Session Save Path
*
* @var string
*/
protected $sessionSavePath;
/**
* Session Name
*
* @var string
*/
protected $sessionName;
/**
* Lifetime
* @var int
*/
protected $lifetime;
/**
* Zend Db Table Gateway
* @var TableGateway
*/
protected $tableGateway;
/**
* DbTableGateway Options
* @var DbTableGatewayOptions
*/
protected $options;
/**
* Constructor
*
* @param TableGateway $tableGateway
* @param DbTableGatewayOptions $options
*/
public function __construct(TableGateway $tableGateway, DbTableGatewayOptions $options)
{
$this->tableGateway = $tableGateway;
$this->options = $options;
}
/**
* Open Session
*
* @param string $savePath
* @param string $name
* @return bool
*/
public function open($savePath, $name)
{
$this->sessionSavePath = $savePath;
$this->sessionName = $name;
$this->lifetime = ini_get('session.gc_maxlifetime');
return true;
}
/**
* Close session
*
* @return bool
*/
public function close()
{
return true;
}
/**
* Read session data
*
* @param string $id
* @return string
*/
public function read($id)
{
$rows = $this->tableGateway->select(array(
$this->options->getIdColumn() => $id,
$this->options->getNameColumn() => $this->sessionName,
));
if ($row = $rows->current()) {
if ($row->{$this->options->getModifiedColumn()} +
$row->{$this->options->getLifetimeColumn()} > time()) {
return $row->{$this->options->getDataColumn()};
}
$this->destroy($id);
}
return '';
}
/**
* Write session data
*
* @param string $id
* @param string $data
* @return bool
*/
public function write($id, $data)
{
$data = array(
$this->options->getModifiedColumn() => time(),
$this->options->getDataColumn() => (string) $data,
);
$rows = $this->tableGateway->select(array(
$this->options->getIdColumn() => $id,
$this->options->getNameColumn() => $this->sessionName,
));
if ($row = $rows->current()) {
return (bool) $this->tableGateway->update($data, array(
$this->options->getIdColumn() => $id,
$this->options->getNameColumn() => $this->sessionName,
));
}
$data[$this->options->getLifetimeColumn()] = $this->lifetime;
$data[$this->options->getIdColumn()] = $id;
$data[$this->options->getNameColumn()] = $this->sessionName;
return (bool) $this->tableGateway->insert($data);
}
/**
* Destroy session
*
* @param string $id
* @return bool
*/
public function destroy($id)
{
return (bool) $this->tableGateway->delete(array(
$this->options->getIdColumn() => $id,
$this->options->getNameColumn() => $this->sessionName,
));
}
/**
* Garbage Collection
*
* @param int $maxlifetime
* @return true
*/
public function gc($maxlifetime)
{
$platform = $this->tableGateway->getAdapter()->getPlatform();
return (bool) $this->tableGateway->delete(sprintf('%s + %s < %d',
$platform->quoteIdentifier($this->options->getModifiedColumn()),
$platform->quoteIdentifier($this->options->getLifetimeColumn()),
time()
));
}
}
# |
Change |
User |
Description |
Committed |
|
#1
|
18334 |
Liz Lam |
initial add of jambox |
|
|