<?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 Exif

 * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

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

 * @version    $Id: Entry.php 24593 2012-01-05 20:35:02Z matthew $

 */

/**

 * @see Zend_Gdata_Entry

 */

require_once 'Zend/Gdata/Entry.php';

/**

 * @see Zend_Gdata_Exif

 */

require_once 'Zend/Gdata/Exif.php';

/**

 * @see Zend_Gdata_Exif_Extension_Tags

 */

require_once 'Zend/Gdata/Exif/Extension/Tags.php';

/**

 * An Atom entry containing EXIF metadata.

 *

 * @category   Zend

 * @package    Zend_Gdata

 * @subpackage Exif

 * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

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

 */

class Zend_Gdata_Exif_Entry extends Zend_Gdata_Entry

{

    /**

     * The classname for individual feed elements.

     *

     * @var string

     */

    protected $_entryClassName = 'Zend_Gdata_Exif_Entry';

    /**

     * The tags that belong to the Exif group.

     *

     * @var string

     */

    protected $_tags = null;

    /**

     * Create a new instance.

     *

     * @param DOMElement $element (optional) DOMElement from which this

     *          object should be constructed.

     */

    public function __construct($element = null)

    {

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

        parent::__construct($element);

    }

    /**

     * 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 sending to the server upon updates, or

     * 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->_tags != null) {

            $element->appendChild($this->_tags->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('exif') . ':' . 'tags':

            $tags = new Zend_Gdata_Exif_Extension_Tags();

            $tags->transferFromDOM($child);

            $this->_tags = $tags;

            break;

        default:

            parent::takeChildFromDOM($child);

            break;

        }

    }

    /**

     * Retrieve the tags for this entry.

     *

     * @see setTags

     * @return Zend_Gdata_Exif_Extension_Tags The requested object

     *              or null if not set.

     */

    public function getTags()

    {

        return $this->_tags;

    }

    /**

     * Set the tags property for this entry. This property contains

     * various Exif data.

     *

     * This corresponds to the <exif:tags> property in the Google Data

     * protocol.

     *

     * @param Zend_Gdata_Exif_Extension_Tags $value The desired value

     *              this element, or null to unset.

     * @return Zend_Gdata_Exif_Entry Provides a fluent interface

     */

    public function setTags($value)

    {

        $this->_tags = $value;

        return $this;

    }

}