<?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_Gdata

 * @subpackage Geo

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

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

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

 */

/**

 * @see Zend_Gdata_Extension

 */

require_once 'Zend/Gdata/Extension.php';

/**

 * @see Zend_Gdata_Geo

 */

require_once 'Zend/Gdata/Geo.php';

/**

 * @see Zend_Gdata_Geo_Extension_GmlPoint

 */

require_once 'Zend/Gdata/Geo/Extension/GmlPoint.php';

/**

 * Represents the georss:where element used by the Gdata Geo extensions.

 *

 * @category   Zend

 * @package    Zend_Gdata

 * @subpackage Geo

 * @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_Gdata_Geo_Extension_GeoRssWhere extends Zend_Gdata_Extension

{

    protected $_rootNamespace = 'georss';

    protected $_rootElement = 'where';

    /**

     * The point location for this geo element

     *

     * @var Zend_Gdata_Geo_Extension_GmlPoint

     */

    protected $_point = null;

    /**

     * Create a new instance.

     *

     * @param Zend_Gdata_Geo_Extension_GmlPoint $point (optional) Point to which

     *          object should be initialized.

     */

    public function __construct($point = null)

    {

        $this->registerAllNamespaces(Zend_Gdata_Geo::$namespaces);

        parent::__construct();

        $this->setPoint($point);

    }

    /**

     * Retrieves a DOMElement which corresponds to this element and all

     * child properties.  This is used to build an entry back into a DOM

     * and eventually XML text for application storage/persistence.

     *

     * @param DOMDocument $doc The DOMDocument used to construct DOMElements

     * @return DOMElement The DOMElement representing this element and all

     *          child properties.

     */

    public function getDOM($doc = null, $majorVersion = 1, $minorVersion = null)

    {

        $element = parent::getDOM($doc, $majorVersion, $minorVersion);

        if ($this->_point !== null) {

            $element->appendChild($this->_point->getDOM($element->ownerDocument));

        }

        return $element;

    }

    /**

     * Creates individual Entry objects of the appropriate type and

     * stores them as members of this entry based upon DOM data.

     *

     * @param DOMNode $child The DOMNode to process

     */

    protected function takeChildFromDOM($child)

    {

        $absoluteNodeName = $child->namespaceURI . ':' . $child->localName;

        switch ($absoluteNodeName) {

            case $this->lookupNamespace('gml') . ':' . 'Point';

                $point = new Zend_Gdata_Geo_Extension_GmlPoint();

                $point->transferFromDOM($child);

                $this->_point = $point;

                break;

        }

    }

    /**

     * Get the value for this element's point attribute.

     *

     * @see setPoint

     * @return Zend_Gdata_Geo_Extension_GmlPoint The requested attribute.

     */

    public function getPoint()

    {

        return $this->_point;

    }

    /**

     * Set the value for this element's point attribute.

     *

     * @param Zend_Gdata_Geo_Extension_GmlPoint $value The desired value for this attribute.

     * @return Zend_Gdata_Geo_Extension_GeoRssWhere Provides a fluent interface

     */

    public function setPoint($value)

    {

        $this->_point = $value;

        return $this;

    }

}