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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\Attribute;
/**
* This class relates to session attribute storage.
*
* @implements \IteratorAggregate<string, mixed>
*/
class AttributeBag implements AttributeBagInterface, \IteratorAggregate, \Countable
{
private string $name = 'attributes';
private string $storageKey;
protected $attributes = [];
/**
* @param string $storageKey The key used to store attributes in the session
*/
public function __construct(string $storageKey = '_sf2_attributes')
{
$this->storageKey = $storageKey;
}
public function getName(): string
{
return $this->name;
}
public function setName(string $name)
{
$this->name = $name;
}
public function initialize(array &$attributes)
{
$this->attributes = &$attributes;
}
public function getStorageKey(): string
{
return $this->storageKey;
}
public function has(string $name): bool
{
return \array_key_exists($name, $this->attributes);
}
public function get(string $name, mixed $default = null): mixed
{
return \array_key_exists($name, $this->attributes) ? $this->attributes[$name] : $default;
}
public function set(string $name, mixed $value)
{
$this->attributes[$name] = $value;
}
public function all(): array
{
return $this->attributes;
}
public function replace(array $attributes)
{
$this->attributes = [];
foreach ($attributes as $key => $value) {
$this->set($key, $value);
}
}
public function remove(string $name): mixed
{
$retval = null;
if (\array_key_exists($name, $this->attributes)) {
$retval = $this->attributes[$name];
unset($this->attributes[$name]);
}
return $retval;
}
public function clear(): mixed
{
$return = $this->attributes;
$this->attributes = [];
return $return;
}
/**
* Returns an iterator for attributes.
*
* @return \ArrayIterator<string, mixed>
*/
public function getIterator(): \ArrayIterator
{
return new \ArrayIterator($this->attributes);
}
/**
* Returns the number of attributes.
*/
public function count(): int
{
return \count($this->attributes);
}
}
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