<?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_Service

 * @subpackage Yahoo

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

 */

/**

 * @category   Zend

 * @package    Zend_Service

 * @subpackage Yahoo

 * @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_Service_Yahoo_Result

{

    /**

     * The title of the search entry

     *

     * @var string

     */

    public $Title;

    /**

     * The URL of the found object

     *

     * @var string

     */

    public $Url;

    /**

     * The URL for linking to the found object

     *

     * @var string

     */

    public $ClickUrl;

    /**

     * Result fields

     *

     * @var array

     */

    protected $_fields;

    /**

     * REST response fragment for the result

     *

     * @var DOMElement

     */

    protected $_result;

    /**

     * Object for XPath queries

     *

     * @var DOMXPath

     */

    protected $_xpath;

    /**

     * Initializes the result

     *

     * @param  DOMElement $result

     * @return void

     */

    public function __construct(DOMElement $result)

    {

        // default fields for all search results:

        $fields = array('Title', 'Url', 'ClickUrl');

        // merge w/ child's fields

        $this->_fields = array_merge($this->_fields, $fields);

        $this->_xpath = new DOMXPath($result->ownerDocument);

        $this->_xpath->registerNamespace('yh', $this->_namespace);

        // add search results to appropriate fields

        foreach ($this->_fields as $f) {

            $query = "./yh:$f/text()";

            $node = $this->_xpath->query($query, $result);

            if ($node->length == 1) {

                $this->{$f} = $node->item(0)->data;

            }

        }

        $this->_result = $result;

    }

    /**

     * Sets the Thumbnail property

     *

     * @return void

     */

    protected function _setThumbnail()

    {

        $node = $this->_xpath->query('./yh:Thumbnail', $this->_result);

        if ($node->length == 1) {

            /**

             * @see Zend_Service_Yahoo_Image

             */

            require_once 'Zend/Service/Yahoo/Image.php';

            $this->Thumbnail = new Zend_Service_Yahoo_Image($node->item(0), $this->_namespace);

        } else {

            $this->Thumbnail = null;

        }

    }

}