library/Zend/Service/Twitter/Search.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 Twitter
  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: Search.php 16971 2009-07-22 18:05:45Z mikaelkael $
  21  */
  22
  23 /**
  24  * @see Zend_Http_Client
  25  */
  26 require_once 'Zend/Http/Client.php';
  27
  28 /**
  29  * @see Zend_Uri_Http
  30  */
  31 require_once 'Zend/Uri/Http.php';
  32
  33 /**
  34  * @see Zend_Json
  35  */
  36 require_once 'Zend/Json.php';
  37
  38 /**
  39  * @see Zend_Feed
  40  */
  41 require_once 'Zend/Feed.php';
  42
  43 /**
  44  * @category   Zend
  45  * @package    Zend_Service
  46  * @subpackage Twitter
  47  * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
  48  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  49  */
  50
  51 class Zend_Service_Twitter_Search extends Zend_Http_Client
  52 {
  53     /**
  54      * Return Type
  55      * @var String
  56      */
  57     protected $_responseType = 'json';
  58
  59     /**
  60      * Response Format Types
  61      * @var array
  62      */
  63     protected $_responseTypes = array(
  64         'atom',
  65         'json'
  66     );
  67
  68     /**
  69      * Uri Compoent
  70      *
  71      * @var Zend_Uri_Http
  72      */
  73     protected $_uri;
  74
  75     /**
  76      * Constructor
  77      *
  78      * @param  string $returnType
  79      * @return void
  80      */
  81     public function __construct($responseType = 'json')
  82     {
  83         $this->setResponseType($responseType);
  84         $this->_uri = Zend_Uri_Http::fromString("http://search.twitter.com");
  85
  86         $this->setHeaders('Accept-Charset', 'ISO-8859-1,utf-8');
  87     }
  88
  89     /**
  90      * set responseType
  91      *
  92      * @param string $responseType
  93      * @throws Zend_Service_Twitter_Exception
  94      * @return Zend_Service_Twitter_Search
  95      */
  96     public function setResponseType($responseType = 'json')
  97     {
  98         if(!in_array($responseType, $this->_responseTypes, TRUE)) {
  99             require_once 'Zend/Service/Twitter/Exception.php';
 100             throw new Zend_Service_Twitter_Exception('Invalid Response Type');
 101         }
 102         $this->_responseType = $responseType;
 103         return $this;
 104     }
 105
 106     /**
 107      * Retrieve responseType
 108      *
 109      * @return string
 110      */
 111     public function getResponseType()
 112     {
 113         return $this->_responseType;
 114     }
 115
 116     /**
 117      * Get the current twitter trends.  Currnetly only supports json as the return.
 118      *
 119      * @return array
 120      */
 121     public function trends()
 122     {
 123         $this->_uri->setPath('/trends.json');
 124         $this->setUri($this->_uri);
 125         $response     = $this->request();
 126
 127         return Zend_Json::decode($response->getBody());
 128     }
 129
 130     public function search($query, array $params = array())
 131     {
 132
 133         $this->_uri->setPath('/search.' . $this->_responseType);
 134         $this->_uri->setQuery(null);
 135
 136         $_query = array();
 137
 138         $_query['q'] = $query;
 139
 140         foreach($params as $key=>$param) {
 141             switch($key) {
 142                 case 'geocode':
 143                 case 'lang':
 144                                 case 'since_id':
 145                     $_query[$key] = $param;
 146                     break;
 147                 case 'rpp':
 148                     $_query[$key] = (intval($param) > 100) ? 100 : intval($param);
 149                     break;
 150                 case 'page':
 151                     $_query[$key] = intval($param);
 152                     break;
 153                 case 'show_user':
 154                     $_query[$key] = 'true';
 155             }
 156         }
 157
 158         $this->_uri->setQuery($_query);
 159
 160         $this->setUri($this->_uri);
 161         $response     = $this->request();
 162
 163         switch($this->_responseType) {
 164             case 'json':
 165                 return Zend_Json::decode($response->getBody());
 166                 break;
 167             case 'atom':
 168                 return Zend_Feed::importString($response->getBody());
 169                 break;
 170         }
 171
 172         return ;
 173     }
 174 }