<?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

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

 */

/**

 * @see Zend_Service_Yahoo_ResultSet

 */

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

/**

 * @see Zend_Service_Yahoo_LocalResult

 */

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

/**

 * @category   Zend

 * @package    Zend_Service

 * @subpackage Yahoo

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

 */

class Zend_Service_Yahoo_LocalResultSet extends Zend_Service_Yahoo_ResultSet

{

    /**

     * The URL of a webpage containing a map graphic with all returned results plotted on it.

     *

     * @var string

     */

    public $resultSetMapURL;

    /**

     * Local result set namespace

     *

     * @var string

     */

    protected $_namespace = 'urn:yahoo:lcl';

    /**

     * Initializes the local result set

     *

     * @param  DOMDocument $dom

     * @return void

     */

    public function __construct(DOMDocument $dom)

    {

        parent::__construct($dom);

        $this->resultSetMapURL = $this->_xpath->query('//yh:ResultSetMapUrl/text()')->item(0)->data;

    }

    /**

     * Overrides Zend_Service_Yahoo_ResultSet::current()

     *

     * @return Zend_Service_Yahoo_LocalResult

     */

    public function current()

    {

        return new Zend_Service_Yahoo_LocalResult($this->_results->item($this->_currentIndex));

    }

}