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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_Gdata
  * @subpackage Gdata
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  * @version    $Id$
  */
 
 /**
  * Zend_Gdata_App_Util
  */
 // require_once 'Zend/Gdata/App/Util.php';
 
 /**
  * Provides a mechanism to build a query URL for Gdata services.
  * Queries are not defined for APP, but are provided by Gdata services
  * as an extension.
  *
  * @category   Zend
  * @package    Zend_Gdata
  * @subpackage Gdata
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  */
 class Zend_Gdata_Query
 {
 
     /**
      * Query parameters.
      *
      * @var array
      */
     protected $_params = array();
 
     /**
      * Default URL
      *
      * @var string
      */
     protected $_defaultFeedUri = null;
 
     /**
      * Base URL
      * TODO: Add setters and getters
      *
      * @var string
      */
     protected $_url = null;
 
     /**
      * Category for the query
      *
      * @var string
      */
     protected $_category = null;
 
     /**
      * Create Gdata_Query object
      */
     public function __construct($url = null)
     {
         $this->_url = $url;
     }
 
     /**
      * @return string querystring
      */
     public function getQueryString()
     {
         $queryArray = array();
         foreach ($this->_params as $name => $value) {
             if (substr($name, 0, 1) == '_') {
                 continue;
             }
             $queryArray[] = urlencode($name) . '=' . urlencode($value);
         }
         if (count($queryArray) > 0) {
             return '?' . implode('&', $queryArray);
         } else {
             return '';
         }
     }
 
     /**
      *
      */
     public function resetParameters()
     {
         $this->_params = array();
     }
 
     /**
      * @return string url
      */
     public function getQueryUrl()
     {
         if ($this->_url == null) {
             $url = $this->_defaultFeedUri;
         } else {
             $url = $this->_url;
         }
         if ($this->getCategory() !== null) {
             $url .= '/-/' . $this->getCategory();
         }
         $url .= $this->getQueryString();
         return $url;
     }
 
     /**
      * @param string $name
      * @param string $value
      * @return Zend_Gdata_Query Provides a fluent interface
      */
     public function setParam($name, $value)
     {
         $this->_params[$name] = $value;
         return $this;
     }
 
     /**
      * @param string $name
      */
     public function getParam($name)
     {
         return $this->_params[$name];
     }
 
     /**
      * @param string $value
      * @return Zend_Gdata_Query Provides a fluent interface
      */
     public function setAlt($value)
     {
         if ($value != null) {
             $this->_params['alt'] = $value;
         } else {
             unset($this->_params['alt']);
         }
         return $this;
     }
 
     /**
      * @param int $value
      * @return Zend_Gdata_Query Provides a fluent interface
      */
     public function setMaxResults($value)
     {
         if ($value != null) {
             $this->_params['max-results'] = $value;
         } else {
             unset($this->_params['max-results']);
         }
         return $this;
     }
 
     /**
      * @param string $value
      * @return Zend_Gdata_Query Provides a fluent interface
      */
     public function setQuery($value)
     {
         if ($value != null) {
             $this->_params['q'] = $value;
         } else {
             unset($this->_params['q']);
         }
         return $this;
     }
 
     /**
      * @param int $value
      * @return Zend_Gdata_Query Provides a fluent interface
      */
     public function setStartIndex($value)
     {
         if ($value != null) {
             $this->_params['start-index'] = $value;
         } else {
             unset($this->_params['start-index']);
         }
         return $this;
     }
 
     /**
      * @param string $value
      * @return Zend_Gdata_Query Provides a fluent interface
      */
     public function setUpdatedMax($value)
     {
         if ($value != null) {
             $this->_params['updated-max'] = Zend_Gdata_App_Util::formatTimestamp($value);
         } else {
             unset($this->_params['updated-max']);
         }
         return $this;
     }
 
     /**
      * @param string $value
      * @return Zend_Gdata_Query Provides a fluent interface
      */
     public function setUpdatedMin($value)
     {
         if ($value != null) {
             $this->_params['updated-min'] = Zend_Gdata_App_Util::formatTimestamp($value);
         } else {
             unset($this->_params['updated-min']);
         }
         return $this;
     }
 
     /**
      * @param string $value
      * @return Zend_Gdata_Query Provides a fluent interface
      */
     public function setPublishedMax($value)
     {
         if ($value !== null) {
             $this->_params['published-max'] = Zend_Gdata_App_Util::formatTimestamp($value);
         } else {
             unset($this->_params['published-max']);
         }
         return $this;
     }
 
     /**
      * @param string $value
      * @return Zend_Gdata_Query Provides a fluent interface
      */
     public function setPublishedMin($value)
     {
         if ($value != null) {
             $this->_params['published-min'] = Zend_Gdata_App_Util::formatTimestamp($value);
         } else {
             unset($this->_params['published-min']);
         }
         return $this;
     }
 
     /**
      * @param string $value
      * @return Zend_Gdata_Query Provides a fluent interface
      */
     public function setAuthor($value)
     {
         if ($value != null) {
             $this->_params['author'] = $value;
         } else {
             unset($this->_params['author']);
         }
         return $this;
     }
 
     /**
      * @return string rss or atom
      */
     public function getAlt()
     {
         if (array_key_exists('alt', $this->_params)) {
             return $this->_params['alt'];
         } else {
             return null;
         }
     }
 
     /**
      * @return int maxResults
      */
     public function getMaxResults()
     {
         if (array_key_exists('max-results', $this->_params)) {
             return intval($this->_params['max-results']);
         } else {
             return null;
         }
     }
 
     /**
      * @return string query
      */
     public function getQuery()
     {
         if (array_key_exists('q', $this->_params)) {
             return $this->_params['q'];
         } else {
             return null;
         }
     }
 
     /**
      * @return int startIndex
      */
     public function getStartIndex()
     {
         if (array_key_exists('start-index', $this->_params)) {
             return intval($this->_params['start-index']);
         } else {
             return null;
         }
     }
 
     /**
      * @return string updatedMax
      */
     public function getUpdatedMax()
     {
         if (array_key_exists('updated-max', $this->_params)) {
             return $this->_params['updated-max'];
         } else {
             return null;
         }
     }
 
     /**
      * @return string updatedMin
      */
     public function getUpdatedMin()
     {
         if (array_key_exists('updated-min', $this->_params)) {
             return $this->_params['updated-min'];
         } else {
             return null;
         }
     }
 
     /**
      * @return string publishedMax
      */
     public function getPublishedMax()
     {
         if (array_key_exists('published-max', $this->_params)) {
             return $this->_params['published-max'];
         } else {
             return null;
         }
     }
 
     /**
      * @return string publishedMin
      */
     public function getPublishedMin()
     {
         if (array_key_exists('published-min', $this->_params)) {
             return $this->_params['published-min'];
         } else {
             return null;
         }
     }
 
     /**
      * @return string author
      */
     public function getAuthor()
     {
         if (array_key_exists('author', $this->_params)) {
             return $this->_params['author'];
         } else {
             return null;
         }
     }
 
     /**
      * @param string $value
      * @return Zend_Gdata_Query Provides a fluent interface
      */
     public function setCategory($value)
     {
         $this->_category = $value;
         return $this;
     }
 
     /*
      * @return string id
      */
     public function getCategory()
     {
         return $this->_category;
     }
 
 
     public function __get($name)
     {
         $method = 'get'.ucfirst($name);
         if (method_exists($this, $method)) {
             return call_user_func(array(&$this, $method));
         } else {
             // require_once 'Zend/Gdata/App/Exception.php';
             throw new Zend_Gdata_App_Exception('Property ' . $name . '  does not exist');
         }
     }
 
     public function __set($name, $val)
     {
         $method = 'set'.ucfirst($name);
         if (method_exists($this, $method)) {
             return call_user_func(array(&$this, $method), $val);
         } else {
             // require_once 'Zend/Gdata/App/Exception.php';
             throw new Zend_Gdata_App_Exception('Property ' . $name . '  does not exist');
         }
     }
 
 }