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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\HttpFoundation\Session\Flash;
/**
* FlashBag flash message container.
*
* \IteratorAggregate implementation is deprecated and will be removed in 3.0.
*
* @author Drak <drak@zikula.org>
*/
class FlashBag implements FlashBagInterface, \IteratorAggregate
{
private $name = 'flashes';
/**
* Flash messages.
*
* @var array
*/
private $flashes = array();
/**
* The storage key for flashes in the session.
*
* @var string
*/
private $storageKey;
/**
* Constructor.
*
* @param string $storageKey The key used to store flashes in the session
*/
public function __construct($storageKey = '_sf2_flashes')
{
$this->storageKey = $storageKey;
}
/**
* {@inheritdoc}
*/
public function getName()
{
return $this->name;
}
public function setName($name)
{
$this->name = $name;
}
/**
* {@inheritdoc}
*/
public function initialize(array &$flashes)
{
$this->flashes = &$flashes;
}
/**
* {@inheritdoc}
*/
public function add($type, $message)
{
$this->flashes[$type][] = $message;
}
/**
* {@inheritdoc}
*/
public function peek($type, array $default = array())
{
return $this->has($type) ? $this->flashes[$type] : $default;
}
/**
* {@inheritdoc}
*/
public function peekAll()
{
return $this->flashes;
}
/**
* {@inheritdoc}
*/
public function get($type, array $default = array())
{
if (!$this->has($type)) {
return $default;
}
$return = $this->flashes[$type];
unset($this->flashes[$type]);
return $return;
}
/**
* {@inheritdoc}
*/
public function all()
{
$return = $this->peekAll();
$this->flashes = array();
return $return;
}
/**
* {@inheritdoc}
*/
public function set($type, $messages)
{
$this->flashes[$type] = (array) $messages;
}
/**
* {@inheritdoc}
*/
public function setAll(array $messages)
{
$this->flashes = $messages;
}
/**
* {@inheritdoc}
*/
public function has($type)
{
return array_key_exists($type, $this->flashes) && $this->flashes[$type];
}
/**
* {@inheritdoc}
*/
public function keys()
{
return array_keys($this->flashes);
}
/**
* {@inheritdoc}
*/
public function getStorageKey()
{
return $this->storageKey;
}
/**
* {@inheritdoc}
*/
public function clear()
{
return $this->all();
}
/**
* Returns an iterator for flashes.
*
* @deprecated since version 2.4, to be removed in 3.0.
*
* @return \ArrayIterator An \ArrayIterator instance
*/
public function getIterator()
{
@trigger_error('The '.__METHOD__.' method is deprecated since version 2.4 and will be removed in 3.0.', E_USER_DEPRECATED);
return new \ArrayIterator($this->all());
}
}