--- /dev/null
+<?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());
+ }
+}