<?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;
/**
* AutoExpireFlashBag flash message container.
*
* @author Drak <drak@zikula.org>
*/
class AutoExpireFlashBag implements FlashBagInterface
{
private $name = 'flashes';
private $flashes = ['display' => [], 'new' => []];
private $storageKey;
/**
* @param string $storageKey The key used to store flashes in the session
*/
public function __construct($storageKey = '_symfony_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;
// The logic: messages from the last request will be stored in new, so we move them to previous
// This request we will show what is in 'display'. What is placed into 'new' this time round will
// be moved to display next time round.
$this->flashes['display'] = \array_key_exists('new', $this->flashes) ? $this->flashes['new'] : [];
$this->flashes['new'] = [];
}
/**
* {@inheritdoc}
*/
public function add($type, $message)
{
$this->flashes['new'][$type][] = $message;
}
/**
* {@inheritdoc}
*/
public function peek($type, array $default = [])
{
return $this->has($type) ? $this->flashes['display'][$type] : $default;
}
/**
* {@inheritdoc}
*/
public function peekAll()
{
return \array_key_exists('display', $this->flashes) ? (array) $this->flashes['display'] : [];
}
/**
* {@inheritdoc}
*/
public function get($type, array $default = [])
{
$return = $default;
if (!$this->has($type)) {
return $return;
}
if (isset($this->flashes['display'][$type])) {
$return = $this->flashes['display'][$type];
unset($this->flashes['display'][$type]);
}
return $return;
}
/**
* {@inheritdoc}
*/
public function all()
{
$return = $this->flashes['display'];
$this->flashes['display'] = [];
return $return;
}
/**
* {@inheritdoc}
*/
public function setAll(array $messages)
{
$this->flashes['new'] = $messages;
}
/**
* {@inheritdoc}
*/
public function set($type, $messages)
{
$this->flashes['new'][$type] = (array) $messages;
}
/**
* {@inheritdoc}
*/
public function has($type)
{
return \array_key_exists($type, $this->flashes['display']) && $this->flashes['display'][$type];
}
/**
* {@inheritdoc}
*/
public function keys()
{
return array_keys($this->flashes['display']);
}
/**
* {@inheritdoc}
*/
public function getStorageKey()
{
return $this->storageKey;
}
/**
* {@inheritdoc}
*/
public function clear()
{
return $this->all();
}
}