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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\Form\Util;
/**
* Iterator that returns only forms from a form tree that do not inherit their
* parent data.
*
* If the iterator encounters a form that inherits its parent data, it enters
* the form and traverses its children as well.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*
* @deprecated Deprecated since version 2.3, to be removed in 3.0. Use
* {@link InheritDataAwareIterator} instead.
*/
class VirtualFormAwareIterator extends \ArrayIterator implements \RecursiveIterator
{
/**
* Creates a new iterator.
*
* @param \Symfony\Component\Form\FormInterface[] $forms An array
*/
public function __construct(array $forms)
{
// Uncomment this as soon as the deprecation note should be shown
// trigger_error('VirtualFormAwareIterator is deprecated since version 2.3 and will be removed in 3.0. Use InheritDataAwareIterator instead.', E_USER_DEPRECATED);
parent::__construct($forms);
}
public function getChildren()
{
return new static($this->current()->all());
}
public function hasChildren()
{
return $this->current()->getConfig()->getInheritData();
}
}
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