library/Zend/Service/Technorati/CosmosResultSet.php

   1 <?php
   2 /**
   3  * Zend Framework
   4  *
   5  * LICENSE
   6  *
   7  * This source file is subject to the new BSD license that is bundled
   8  * with this package in the file LICENSE.txt.
   9  * It is also available through the world-wide-web at this URL:
  10  * http://framework.zend.com/license/new-bsd
  11  * If you did not receive a copy of the license and are unable to
  12  * obtain it through the world-wide-web, please send an email
  13  * to license@zend.com so we can send you a copy immediately.
  14  *
  15  * @category   Zend
  16  * @package    Zend_Service
  17  * @subpackage Technorati
  18  * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
  19  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  20  * @version    $Id: CosmosResultSet.php 16211 2009-06-21 19:23:55Z thomas $
  21  */
  22
  23
  24 /**
  25  * @see Zend_Service_Technorati_ResultSet
  26  */
  27 require_once 'Zend/Service/Technorati/ResultSet.php';
  28
  29
  30 /**
  31  * Represents a Technorati Cosmos query result set.
  32  *
  33  * @category   Zend
  34  * @package    Zend_Service
  35  * @subpackage Technorati
  36  * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
  37  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  38  */
  39 class Zend_Service_Technorati_CosmosResultSet extends Zend_Service_Technorati_ResultSet
  40 {
  41     /**
  42      * Technorati weblog url, if queried URL is a valid weblog.
  43      *
  44      * @var     Zend_Uri_Http
  45      * @access  protected
  46      */
  47     protected $_url;
  48
  49     /**
  50      * Technorati weblog, if queried URL is a valid weblog.
  51      *
  52      * @var     Zend_Service_Technorati_Weblog
  53      * @access  protected
  54      */
  55     protected $_weblog;
  56
  57     /**
  58      * Number of unique blogs linking this blog
  59      *
  60      * @var     integer
  61      * @access  protected
  62      */
  63     protected $_inboundBlogs;
  64
  65     /**
  66      * Number of incoming links to this blog
  67      *
  68      * @var     integer
  69      * @access  protected
  70      */
  71     protected $_inboundLinks;
  72
  73     /**
  74      * Parses the search response and retrieve the results for iteration.
  75      *
  76      * @param   DomDocument $dom    the ReST fragment for this object
  77      * @param   array $options      query options as associative array
  78      */
  79     public function __construct(DomDocument $dom, $options = array())
  80     {
  81         parent::__construct($dom, $options);
  82
  83         $result = $this->_xpath->query('/tapi/document/result/inboundlinks/text()');
  84         if ($result->length == 1) $this->_inboundLinks = (int) $result->item(0)->data;
  85
  86         $result = $this->_xpath->query('/tapi/document/result/inboundblogs/text()');
  87         if ($result->length == 1) $this->_inboundBlogs = (int) $result->item(0)->data;
  88
  89         $result = $this->_xpath->query('/tapi/document/result/weblog');
  90         if ($result->length == 1) {
  91             /**
  92              * @see Zend_Service_Technorati_Weblog
  93              */
  94             require_once 'Zend/Service/Technorati/Weblog.php';
  95             $this->_weblog = new Zend_Service_Technorati_Weblog($result->item(0));
  96         }
  97
  98         $result = $this->_xpath->query('/tapi/document/result/url/text()');
  99         if ($result->length == 1) {
 100             try {
 101                 // fetched URL often doens't include schema
 102                 // and this issue causes the following line to fail
 103                 $this->_url = Zend_Service_Technorati_Utils::normalizeUriHttp($result->item(0)->data);
 104             } catch(Zend_Service_Technorati_Exception $e) {
 105                 if ($this->getWeblog() instanceof Zend_Service_Technorati_Weblog) {
 106                     $this->_url = $this->getWeblog()->getUrl();
 107                 }
 108             }
 109         }
 110
 111         $this->_totalResultsReturned  = (int) $this->_xpath->evaluate("count(/tapi/document/item)");
 112
 113         // total number of results depends on query type
 114         // for now check only getInboundLinks() and getInboundBlogs() value
 115         if ((int) $this->getInboundLinks() > 0) {
 116             $this->_totalResultsAvailable = $this->getInboundLinks();
 117         } elseif ((int) $this->getInboundBlogs() > 0) {
 118             $this->_totalResultsAvailable = $this->getInboundBlogs();
 119         } else {
 120             $this->_totalResultsAvailable = 0;
 121         }
 122     }
 123
 124
 125     /**
 126      * Returns the weblog URL.
 127      *
 128      * @return  Zend_Uri_Http
 129      */
 130     public function getUrl() {
 131         return $this->_url;
 132     }
 133
 134     /**
 135      * Returns the weblog.
 136      *
 137      * @return  Zend_Service_Technorati_Weblog
 138      */
 139     public function getWeblog() {
 140         return $this->_weblog;
 141     }
 142
 143     /**
 144      * Returns number of unique blogs linking this blog.
 145      *
 146      * @return  integer the number of inbound blogs
 147      */
 148     public function getInboundBlogs()
 149     {
 150         return $this->_inboundBlogs;
 151     }
 152
 153     /**
 154      * Returns number of incoming links to this blog.
 155      *
 156      * @return  integer the number of inbound links
 157      */
 158     public function getInboundLinks()
 159     {
 160         return $this->_inboundLinks;
 161     }
 162
 163     /**
 164      * Implements Zend_Service_Technorati_ResultSet::current().
 165      *
 166      * @return Zend_Service_Technorati_CosmosResult current result
 167      */
 168     public function current()
 169     {
 170         /**
 171          * @see Zend_Service_Technorati_CosmosResult
 172          */
 173         require_once 'Zend/Service/Technorati/CosmosResult.php';
 174         return new Zend_Service_Technorati_CosmosResult($this->_results->item($this->_currentIndex));
 175     }
 176 }