<?php

/**

 * Zend Framework

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://framework.zend.com/license/new-bsd

 * If you did not receive a copy of the license and are unable to

 * obtain it through the world-wide-web, please send an email

 * to license@zend.com so we can send you a copy immediately.

 *

 * @category   Zend

 * @package    Zend_View

 * @subpackage Helper

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @version    $Id: Placeholder.php 20096 2010-01-06 02:05:09Z bkarwin $

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

/** Zend_View_Helper_Placeholder_Registry */

require_once 'Zend/View/Helper/Placeholder/Registry.php';

/** Zend_View_Helper_Abstract.php */

require_once 'Zend/View/Helper/Abstract.php';

/**

 * Helper for passing data between otherwise segregated Views. It's called

 * Placeholder to make its typical usage obvious, but can be used just as easily

 * for non-Placeholder things. That said, the support for this is only

 * guaranteed to effect subsequently rendered templates, and of course Layouts.

 *

 * @package    Zend_View

 * @subpackage Helper

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

class Zend_View_Helper_Placeholder extends Zend_View_Helper_Abstract

{

    /**

     * Placeholder items

     * @var array

     */

    protected $_items = array();

    /**

     * @var Zend_View_Helper_Placeholder_Registry

     */

    protected $_registry;

    /**

     * Constructor

     *

     * Retrieve container registry from Zend_Registry, or create new one and register it.

     *

     * @return void

     */

    public function __construct()

    {

        $this->_registry = Zend_View_Helper_Placeholder_Registry::getRegistry();

    }

    /**

     * Placeholder helper

     *

     * @param  string $name

     * @return Zend_View_Helper_Placeholder_Container_Abstract

     */

    public function placeholder($name)

    {

        $name = (string) $name;

        return $this->_registry->getContainer($name);

    }

    /**

     * Retrieve the registry

     *

     * @return Zend_View_Helper_Placeholder_Registry

     */

    public function getRegistry()

    {

        return $this->_registry;

    }

}