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<?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 Technorati
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Result.php 18951 2009-11-12 16:26:19Z alexander $
*/
/**
* Represents a single Technorati Search query result object.
* It is never returned as a standalone object,
* but it always belongs to a valid Zend_Service_Technorati_SearchResultSet object.
*
* @category Zend
* @package Zend_Service
* @subpackage Technorati
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @abstract
*/
abstract class Zend_Service_Technorati_Result
{
/**
* An associative array of 'fieldName' => 'xmlfieldtag'
*
* @var array
* @access protected
*/
protected $_fields;
/**
* The ReST fragment for this result object
*
* @var DomElement
* @access protected
*/
protected $_dom;
/**
* Object for $this->_dom
*
* @var DOMXpath
* @access protected
*/
protected $_xpath;
/**
* Constructs a new object from DOM Element.
* Properties are automatically fetched from XML
* according to array of $_fields to be read.
*
* @param DomElement $result the ReST fragment for this object
*/
public function __construct(DomElement $dom)
{
$this->_xpath = new DOMXPath($dom->ownerDocument);
$this->_dom = $dom;
// default fields for all search results
$fields = array();
// merge with child's object fields
$this->_fields = array_merge($this->_fields, $fields);
// add results to appropriate fields
foreach($this->_fields as $phpName => $xmlName) {
$query = "./$xmlName/text()";
$node = $this->_xpath->query($query, $this->_dom);
if ($node->length == 1) {
$this->{$phpName} = (string) $node->item(0)->data;
}
}
}
/**
* Parses weblog node and sets weblog object.
*
* @return void
*/
protected function _parseWeblog()
{
// weblog object field
$result = $this->_xpath->query('./weblog', $this->_dom);
if ($result->length == 1) {
/**
* @see Zend_Service_Technorati_Weblog
*/
require_once 'Zend/Service/Technorati/Weblog.php';
$this->_weblog = new Zend_Service_Technorati_Weblog($result->item(0));
} else {
$this->_weblog = null;
}
}
/**
* Returns the document fragment for this object as XML string.
*
* @return string the document fragment for this object
* converted into XML format
*/
public function getXml()
{
return $this->_dom->ownerDocument->saveXML($this->_dom);
}
}
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