1064 Zeilen
		
	
	
	
		
			29 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			1064 Zeilen
		
	
	
	
		
			29 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
 | |
| /**
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|  * Zend Framework
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|  *
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|  * LICENSE
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|  *
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|  * This source file is subject to the new BSD license that is bundled
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|  * with this package in the file LICENSE.txt.
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|  * It is also available through the world-wide-web at this URL:
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|  * http://framework.zend.com/license/new-bsd
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|  * If you did not receive a copy of the license and are unable to
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|  * obtain it through the world-wide-web, please send an email
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|  * to license@zend.com so we can send you a copy immediately.
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|  *
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|  * @category   Zend
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|  * @package    Zend_Controller
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|  * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
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|  * @license    http://framework.zend.com/license/new-bsd     New BSD License
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|  * @version    $Id$
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|  */
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| 
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| /** @see Zend_Controller_Request_Abstract */
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| require_once 'Zend/Controller/Request/Abstract.php';
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| 
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| /** @see Zend_Uri */
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| require_once 'Zend/Uri.php';
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| 
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| /**
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|  * Zend_Controller_Request_Http
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|  *
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|  * HTTP request object for use with Zend_Controller family.
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|  *
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|  * @uses Zend_Controller_Request_Abstract
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|  * @package Zend_Controller
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|  * @subpackage Request
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|  */
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| class Zend_Controller_Request_Http extends Zend_Controller_Request_Abstract
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| {
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|     /**
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|      * Scheme for http
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|      *
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|      */
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|     const SCHEME_HTTP  = 'http';
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| 
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|     /**
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|      * Scheme for https
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|      *
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|      */
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|     const SCHEME_HTTPS = 'https';
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| 
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|     /**
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|      * Allowed parameter sources
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|      * @var array
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|      */
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|     protected $_paramSources = array('_GET', '_POST');
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| 
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|     /**
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|      * REQUEST_URI
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|      * @var string;
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|      */
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|     protected $_requestUri;
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| 
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|     /**
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|      * Base URL of request
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|      * @var string
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|      */
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|     protected $_baseUrl = null;
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| 
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|     /**
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|      * Base path of request
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|      * @var string
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|      */
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|     protected $_basePath = null;
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| 
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|     /**
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|      * PATH_INFO
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|      * @var string
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|      */
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|     protected $_pathInfo = '';
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| 
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|     /**
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|      * Instance parameters
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|      * @var array
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|      */
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|     protected $_params = array();
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| 
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|     /**
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|      * Raw request body
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|      * @var string|false
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|      */
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|     protected $_rawBody;
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| 
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|     /**
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|      * Alias keys for request parameters
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|      * @var array
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|      */
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|     protected $_aliases = array();
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| 
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|     /**
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|      * Constructor
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|      *
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|      * If a $uri is passed, the object will attempt to populate itself using
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|      * that information.
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|      *
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|      * @param string|Zend_Uri $uri
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|      * @return void
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|      * @throws Zend_Controller_Request_Exception when invalid URI passed
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|      */
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|     public function __construct($uri = null)
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|     {
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|         if (null !== $uri) {
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|             if (!$uri instanceof Zend_Uri) {
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|                 $uri = Zend_Uri::factory($uri);
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|             }
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|             if ($uri->valid()) {
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|                 $path  = $uri->getPath();
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|                 $query = $uri->getQuery();
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|                 if (!empty($query)) {
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|                     $path .= '?' . $query;
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|                 }
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| 
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|                 $this->setRequestUri($path);
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|             } else {
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|                 require_once 'Zend/Controller/Request/Exception.php';
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|                 throw new Zend_Controller_Request_Exception('Invalid URI provided to constructor');
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|             }
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|         } else {
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|             $this->setRequestUri();
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|         }
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|     }
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| 
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|     /**
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|      * Access values contained in the superglobals as public members
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|      * Order of precedence: 1. GET, 2. POST, 3. COOKIE, 4. SERVER, 5. ENV
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|      *
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|      * @see http://msdn.microsoft.com/en-us/library/system.web.httprequest.item.aspx
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|      * @param string $key
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|      * @return mixed
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|      */
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|     public function __get($key)
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|     {
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|         switch (true) {
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|             case isset($this->_params[$key]):
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|                 return $this->_params[$key];
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|             case isset($_GET[$key]):
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|                 return $_GET[$key];
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|             case isset($_POST[$key]):
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|                 return $_POST[$key];
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|             case isset($_COOKIE[$key]):
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|                 return $_COOKIE[$key];
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|             case ($key == 'REQUEST_URI'):
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|                 return $this->getRequestUri();
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|             case ($key == 'PATH_INFO'):
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|                 return $this->getPathInfo();
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|             case isset($_SERVER[$key]):
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|                 return $_SERVER[$key];
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|             case isset($_ENV[$key]):
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|                 return $_ENV[$key];
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|             default:
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|                 return null;
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|         }
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|     }
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| 
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|     /**
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|      * Alias to __get
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|      *
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|      * @param string $key
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|      * @return mixed
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|      */
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|     public function get($key)
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|     {
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|         return $this->__get($key);
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|     }
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| 
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|     /**
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|      * Set values
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|      *
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|      * In order to follow {@link __get()}, which operates on a number of
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|      * superglobals, setting values through overloading is not allowed and will
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|      * raise an exception. Use setParam() instead.
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|      *
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|      * @param string $key
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|      * @param mixed $value
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|      * @return void
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|      * @throws Zend_Controller_Request_Exception
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|      */
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|     public function __set($key, $value)
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|     {
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|         require_once 'Zend/Controller/Request/Exception.php';
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|         throw new Zend_Controller_Request_Exception('Setting values in superglobals not allowed; please use setParam()');
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|     }
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| 
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|     /**
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|      * Alias to __set()
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|      *
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|      * @param string $key
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|      * @param mixed $value
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|      * @return void
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|      */
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|     public function set($key, $value)
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|     {
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|         return $this->__set($key, $value);
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|     }
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| 
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|     /**
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|      * Check to see if a property is set
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|      *
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|      * @param string $key
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|      * @return boolean
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|      */
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|     public function __isset($key)
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|     {
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|         switch (true) {
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|             case isset($this->_params[$key]):
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|                 return true;
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|             case isset($_GET[$key]):
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|                 return true;
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|             case isset($_POST[$key]):
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|                 return true;
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|             case isset($_COOKIE[$key]):
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|                 return true;
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|             case isset($_SERVER[$key]):
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|                 return true;
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|             case isset($_ENV[$key]):
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|                 return true;
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|             default:
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|                 return false;
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|         }
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|     }
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| 
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|     /**
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|      * Alias to __isset()
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|      *
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|      * @param string $key
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|      * @return boolean
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|      */
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|     public function has($key)
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|     {
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|         return $this->__isset($key);
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|     }
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| 
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|     /**
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|      * Set GET values
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|      *
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|      * @param  string|array $spec
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|      * @param  null|mixed $value
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|      * @return Zend_Controller_Request_Http
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|      */
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|     public function setQuery($spec, $value = null)
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|     {
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|         if ((null === $value) && !is_array($spec)) {
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|             require_once 'Zend/Controller/Exception.php';
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|             throw new Zend_Controller_Exception('Invalid value passed to setQuery(); must be either array of values or key/value pair');
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|         }
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|         if ((null === $value) && is_array($spec)) {
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|             foreach ($spec as $key => $value) {
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|                 $this->setQuery($key, $value);
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|             }
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|             return $this;
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|         }
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|         $_GET[(string) $spec] = $value;
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|         return $this;
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|     }
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| 
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|     /**
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|      * Retrieve a member of the $_GET superglobal
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|      *
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|      * If no $key is passed, returns the entire $_GET array.
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|      *
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|      * @todo How to retrieve from nested arrays
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|      * @param string $key
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|      * @param mixed $default Default value to use if key not found
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|      * @return mixed Returns null if key does not exist
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|      */
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|     public function getQuery($key = null, $default = null)
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|     {
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|         if (null === $key) {
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|             return $_GET;
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|         }
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| 
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|         return (isset($_GET[$key])) ? $_GET[$key] : $default;
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|     }
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| 
 | |
|     /**
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|      * Set POST values
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|      *
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|      * @param  string|array $spec
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|      * @param  null|mixed $value
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|      * @return Zend_Controller_Request_Http
 | |
|      */
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|     public function setPost($spec, $value = null)
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|     {
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|         if ((null === $value) && !is_array($spec)) {
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|             require_once 'Zend/Controller/Exception.php';
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|             throw new Zend_Controller_Exception('Invalid value passed to setPost(); must be either array of values or key/value pair');
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|         }
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|         if ((null === $value) && is_array($spec)) {
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|             foreach ($spec as $key => $value) {
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|                 $this->setPost($key, $value);
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|             }
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|             return $this;
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|         }
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|         $_POST[(string) $spec] = $value;
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|         return $this;
 | |
|     }
 | |
| 
 | |
|     /**
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|      * Retrieve a member of the $_POST superglobal
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|      *
 | |
|      * If no $key is passed, returns the entire $_POST array.
 | |
|      *
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|      * @todo How to retrieve from nested arrays
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|      * @param string $key
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|      * @param mixed $default Default value to use if key not found
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|      * @return mixed Returns null if key does not exist
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|      */
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|     public function getPost($key = null, $default = null)
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|     {
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|         if (null === $key) {
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|             return $_POST;
 | |
|         }
 | |
| 
 | |
|         return (isset($_POST[$key])) ? $_POST[$key] : $default;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Retrieve a member of the $_COOKIE superglobal
 | |
|      *
 | |
|      * If no $key is passed, returns the entire $_COOKIE array.
 | |
|      *
 | |
|      * @todo How to retrieve from nested arrays
 | |
|      * @param string $key
 | |
|      * @param mixed $default Default value to use if key not found
 | |
|      * @return mixed Returns null if key does not exist
 | |
|      */
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|     public function getCookie($key = null, $default = null)
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|     {
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|         if (null === $key) {
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|             return $_COOKIE;
 | |
|         }
 | |
| 
 | |
|         return (isset($_COOKIE[$key])) ? $_COOKIE[$key] : $default;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Retrieve a member of the $_SERVER superglobal
 | |
|      *
 | |
|      * If no $key is passed, returns the entire $_SERVER array.
 | |
|      *
 | |
|      * @param string $key
 | |
|      * @param mixed $default Default value to use if key not found
 | |
|      * @return mixed Returns null if key does not exist
 | |
|      */
 | |
|     public function getServer($key = null, $default = null)
 | |
|     {
 | |
|         if (null === $key) {
 | |
|             return $_SERVER;
 | |
|         }
 | |
| 
 | |
|         return (isset($_SERVER[$key])) ? $_SERVER[$key] : $default;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Retrieve a member of the $_ENV superglobal
 | |
|      *
 | |
|      * If no $key is passed, returns the entire $_ENV array.
 | |
|      *
 | |
|      * @param string $key
 | |
|      * @param mixed $default Default value to use if key not found
 | |
|      * @return mixed Returns null if key does not exist
 | |
|      */
 | |
|     public function getEnv($key = null, $default = null)
 | |
|     {
 | |
|         if (null === $key) {
 | |
|             return $_ENV;
 | |
|         }
 | |
| 
 | |
|         return (isset($_ENV[$key])) ? $_ENV[$key] : $default;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Set the REQUEST_URI on which the instance operates
 | |
|      *
 | |
|      * If no request URI is passed, uses the value in $_SERVER['REQUEST_URI'],
 | |
|      * $_SERVER['HTTP_X_REWRITE_URL'], or $_SERVER['ORIG_PATH_INFO'] + $_SERVER['QUERY_STRING'].
 | |
|      *
 | |
|      * @param string $requestUri
 | |
|      * @return Zend_Controller_Request_Http
 | |
|      */
 | |
|     public function setRequestUri($requestUri = null)
 | |
|     {
 | |
|         if ($requestUri === null) {
 | |
|             if (isset($_SERVER['HTTP_X_REWRITE_URL'])) { // check this first so IIS will catch
 | |
|                 $requestUri = $_SERVER['HTTP_X_REWRITE_URL'];
 | |
|             } elseif (
 | |
|                 // IIS7 with URL Rewrite: make sure we get the unencoded url (double slash problem)
 | |
|                 isset($_SERVER['IIS_WasUrlRewritten'])
 | |
|                 && $_SERVER['IIS_WasUrlRewritten'] == '1'
 | |
|                 && isset($_SERVER['UNENCODED_URL'])
 | |
|                 && $_SERVER['UNENCODED_URL'] != ''
 | |
|                 ) {
 | |
|                 $requestUri = $_SERVER['UNENCODED_URL'];
 | |
|             } elseif (isset($_SERVER['REQUEST_URI'])) {
 | |
|                 $requestUri = $_SERVER['REQUEST_URI'];
 | |
|                 // Http proxy reqs setup request uri with scheme and host [and port] + the url path, only use url path
 | |
|                 $schemeAndHttpHost = $this->getScheme() . '://' . $this->getHttpHost();
 | |
|                 if (strpos($requestUri, $schemeAndHttpHost) === 0) {
 | |
|                     $requestUri = substr($requestUri, strlen($schemeAndHttpHost));
 | |
|                 }
 | |
|             } elseif (isset($_SERVER['ORIG_PATH_INFO'])) { // IIS 5.0, PHP as CGI
 | |
|                 $requestUri = $_SERVER['ORIG_PATH_INFO'];
 | |
|                 if (!empty($_SERVER['QUERY_STRING'])) {
 | |
|                     $requestUri .= '?' . $_SERVER['QUERY_STRING'];
 | |
|                 }
 | |
|             } else {
 | |
|                 return $this;
 | |
|             }
 | |
|         } elseif (!is_string($requestUri)) {
 | |
|             return $this;
 | |
|         } else {
 | |
|             // Set GET items, if available
 | |
|             if (false !== ($pos = strpos($requestUri, '?'))) {
 | |
|                 // Get key => value pairs and set $_GET
 | |
|                 $query = substr($requestUri, $pos + 1);
 | |
|                 parse_str($query, $vars);
 | |
|                 $this->setQuery($vars);
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         $this->_requestUri = $requestUri;
 | |
|         return $this;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Returns the REQUEST_URI taking into account
 | |
|      * platform differences between Apache and IIS
 | |
|      *
 | |
|      * @return string
 | |
|      */
 | |
|     public function getRequestUri()
 | |
|     {
 | |
|         if (empty($this->_requestUri)) {
 | |
|             $this->setRequestUri();
 | |
|         }
 | |
| 
 | |
|         return $this->_requestUri;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Set the base URL of the request; i.e., the segment leading to the script name
 | |
|      *
 | |
|      * E.g.:
 | |
|      * - /admin
 | |
|      * - /myapp
 | |
|      * - /subdir/index.php
 | |
|      *
 | |
|      * Do not use the full URI when providing the base. The following are
 | |
|      * examples of what not to use:
 | |
|      * - http://example.com/admin (should be just /admin)
 | |
|      * - http://example.com/subdir/index.php (should be just /subdir/index.php)
 | |
|      *
 | |
|      * If no $baseUrl is provided, attempts to determine the base URL from the
 | |
|      * environment, using SCRIPT_FILENAME, SCRIPT_NAME, PHP_SELF, and
 | |
|      * ORIG_SCRIPT_NAME in its determination.
 | |
|      *
 | |
|      * @param mixed $baseUrl
 | |
|      * @return Zend_Controller_Request_Http
 | |
|      */
 | |
|     public function setBaseUrl($baseUrl = null)
 | |
|     {
 | |
|         if ((null !== $baseUrl) && !is_string($baseUrl)) {
 | |
|             return $this;
 | |
|         }
 | |
| 
 | |
|         if ($baseUrl === null) {
 | |
|             $filename = (isset($_SERVER['SCRIPT_FILENAME'])) ? basename($_SERVER['SCRIPT_FILENAME']) : '';
 | |
| 
 | |
|             if (isset($_SERVER['SCRIPT_NAME']) && basename($_SERVER['SCRIPT_NAME']) === $filename) {
 | |
|                 $baseUrl = $_SERVER['SCRIPT_NAME'];
 | |
|             } elseif (isset($_SERVER['PHP_SELF']) && basename($_SERVER['PHP_SELF']) === $filename) {
 | |
|                 $baseUrl = $_SERVER['PHP_SELF'];
 | |
|             } elseif (isset($_SERVER['ORIG_SCRIPT_NAME']) && basename($_SERVER['ORIG_SCRIPT_NAME']) === $filename) {
 | |
|                 $baseUrl = $_SERVER['ORIG_SCRIPT_NAME']; // 1and1 shared hosting compatibility
 | |
|             } else {
 | |
|                 // Backtrack up the script_filename to find the portion matching
 | |
|                 // php_self
 | |
|                 $path    = isset($_SERVER['PHP_SELF']) ? $_SERVER['PHP_SELF'] : '';
 | |
|                 $file    = isset($_SERVER['SCRIPT_FILENAME']) ? $_SERVER['SCRIPT_FILENAME'] : '';
 | |
|                 $segs    = explode('/', trim($file, '/'));
 | |
|                 $segs    = array_reverse($segs);
 | |
|                 $index   = 0;
 | |
|                 $last    = count($segs);
 | |
|                 $baseUrl = '';
 | |
|                 do {
 | |
|                     $seg     = $segs[$index];
 | |
|                     $baseUrl = '/' . $seg . $baseUrl;
 | |
|                     ++$index;
 | |
|                 } while (($last > $index) && (false !== ($pos = strpos($path, $baseUrl))) && (0 != $pos));
 | |
|             }
 | |
| 
 | |
|             // Does the baseUrl have anything in common with the request_uri?
 | |
|             $requestUri = $this->getRequestUri();
 | |
| 
 | |
|             if (0 === strpos($requestUri, $baseUrl)) {
 | |
|                 // full $baseUrl matches
 | |
|                 $this->_baseUrl = $baseUrl;
 | |
|                 return $this;
 | |
|             }
 | |
| 
 | |
|             if (0 === strpos($requestUri, dirname($baseUrl))) {
 | |
|                 // directory portion of $baseUrl matches
 | |
|                 $this->_baseUrl = rtrim(dirname($baseUrl), '/');
 | |
|                 return $this;
 | |
|             }
 | |
| 
 | |
|             $truncatedRequestUri = $requestUri;
 | |
|             if (($pos = strpos($requestUri, '?')) !== false) {
 | |
|                 $truncatedRequestUri = substr($requestUri, 0, $pos);
 | |
|             }
 | |
| 
 | |
|             $basename = basename($baseUrl);
 | |
|             if (empty($basename) || !strpos($truncatedRequestUri, $basename)) {
 | |
|                 // no match whatsoever; set it blank
 | |
|                 $this->_baseUrl = '';
 | |
|                 return $this;
 | |
|             }
 | |
| 
 | |
|             // If using mod_rewrite or ISAPI_Rewrite strip the script filename
 | |
|             // out of baseUrl. $pos !== 0 makes sure it is not matching a value
 | |
|             // from PATH_INFO or QUERY_STRING
 | |
|             if ((strlen($requestUri) >= strlen($baseUrl))
 | |
|                 && ((false !== ($pos = strpos($requestUri, $baseUrl))) && ($pos !== 0)))
 | |
|             {
 | |
|                 $baseUrl = substr($requestUri, 0, $pos + strlen($baseUrl));
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         $this->_baseUrl = rtrim($baseUrl, '/');
 | |
|         return $this;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Everything in REQUEST_URI before PATH_INFO
 | |
|      * <form action="<?=$baseUrl?>/news/submit" method="POST"/>
 | |
|      *
 | |
|      * @return string
 | |
|      */
 | |
|     public function getBaseUrl()
 | |
|     {
 | |
|         if (null === $this->_baseUrl) {
 | |
|             $this->setBaseUrl();
 | |
|         }
 | |
| 
 | |
|         return urldecode($this->_baseUrl);
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Set the base path for the URL
 | |
|      *
 | |
|      * @param string|null $basePath
 | |
|      * @return Zend_Controller_Request_Http
 | |
|      */
 | |
|     public function setBasePath($basePath = null)
 | |
|     {
 | |
|         if ($basePath === null) {
 | |
|             $filename = (isset($_SERVER['SCRIPT_FILENAME']))
 | |
|                       ? basename($_SERVER['SCRIPT_FILENAME'])
 | |
|                       : '';
 | |
| 
 | |
|             $baseUrl = $this->getBaseUrl();
 | |
|             if (empty($baseUrl)) {
 | |
|                 $this->_basePath = '';
 | |
|                 return $this;
 | |
|             }
 | |
| 
 | |
|             if (basename($baseUrl) === $filename) {
 | |
|                 $basePath = dirname($baseUrl);
 | |
|             } else {
 | |
|                 $basePath = $baseUrl;
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         if (substr(PHP_OS, 0, 3) === 'WIN') {
 | |
|             $basePath = str_replace('\\', '/', $basePath);
 | |
|         }
 | |
| 
 | |
|         $this->_basePath = rtrim($basePath, '/');
 | |
|         return $this;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Everything in REQUEST_URI before PATH_INFO not including the filename
 | |
|      * <img src="<?=$basePath?>/images/zend.png"/>
 | |
|      *
 | |
|      * @return string
 | |
|      */
 | |
|     public function getBasePath()
 | |
|     {
 | |
|         if (null === $this->_basePath) {
 | |
|             $this->setBasePath();
 | |
|         }
 | |
| 
 | |
|         return $this->_basePath;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Set the PATH_INFO string
 | |
|      *
 | |
|      * @param string|null $pathInfo
 | |
|      * @return Zend_Controller_Request_Http
 | |
|      */
 | |
|     public function setPathInfo($pathInfo = null)
 | |
|     {
 | |
|         if ($pathInfo === null) {
 | |
|             $baseUrl = $this->getBaseUrl();
 | |
| 
 | |
|             if (null === ($requestUri = $this->getRequestUri())) {
 | |
|                 return $this;
 | |
|             }
 | |
| 
 | |
|             // Remove the query string from REQUEST_URI
 | |
|             if ($pos = strpos($requestUri, '?')) {
 | |
|                 $requestUri = substr($requestUri, 0, $pos);
 | |
|             }
 | |
| 
 | |
|             $requestUri = urldecode($requestUri);
 | |
| 
 | |
|             if (null !== $baseUrl
 | |
|                 && ((!empty($baseUrl) && 0 === strpos($requestUri, $baseUrl))
 | |
|                     || empty($baseUrl))
 | |
|                     && false === ($pathInfo = substr($requestUri, strlen($baseUrl)))
 | |
|             ){
 | |
|                 // If substr() returns false then PATH_INFO is set to an empty string
 | |
|                 $pathInfo = '';
 | |
|             } elseif (null === $baseUrl
 | |
|                     || (!empty($baseUrl) && false === strpos($requestUri, $baseUrl))
 | |
|             ) {
 | |
|                 $pathInfo = $requestUri;
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         $this->_pathInfo = (string) $pathInfo;
 | |
|         return $this;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Returns everything between the BaseUrl and QueryString.
 | |
|      * This value is calculated instead of reading PATH_INFO
 | |
|      * directly from $_SERVER due to cross-platform differences.
 | |
|      *
 | |
|      * @return string
 | |
|      */
 | |
|     public function getPathInfo()
 | |
|     {
 | |
|         if (empty($this->_pathInfo)) {
 | |
|             $this->setPathInfo();
 | |
|         }
 | |
| 
 | |
|         return $this->_pathInfo;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Set allowed parameter sources
 | |
|      *
 | |
|      * Can be empty array, or contain one or more of '_GET' or '_POST'.
 | |
|      *
 | |
|      * @param  array $paramSoures
 | |
|      * @return Zend_Controller_Request_Http
 | |
|      */
 | |
|     public function setParamSources(array $paramSources = array())
 | |
|     {
 | |
|         $this->_paramSources = $paramSources;
 | |
|         return $this;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Get list of allowed parameter sources
 | |
|      *
 | |
|      * @return array
 | |
|      */
 | |
|     public function getParamSources()
 | |
|     {
 | |
|         return $this->_paramSources;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Set a userland parameter
 | |
|      *
 | |
|      * Uses $key to set a userland parameter. If $key is an alias, the actual
 | |
|      * key will be retrieved and used to set the parameter.
 | |
|      *
 | |
|      * @param mixed $key
 | |
|      * @param mixed $value
 | |
|      * @return Zend_Controller_Request_Http
 | |
|      */
 | |
|     public function setParam($key, $value)
 | |
|     {
 | |
|         $key = (null !== ($alias = $this->getAlias($key))) ? $alias : $key;
 | |
|         parent::setParam($key, $value);
 | |
|         return $this;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Retrieve a parameter
 | |
|      *
 | |
|      * Retrieves a parameter from the instance. Priority is in the order of
 | |
|      * userland parameters (see {@link setParam()}), $_GET, $_POST. If a
 | |
|      * parameter matching the $key is not found, null is returned.
 | |
|      *
 | |
|      * If the $key is an alias, the actual key aliased will be used.
 | |
|      *
 | |
|      * @param mixed $key
 | |
|      * @param mixed $default Default value to use if key not found
 | |
|      * @return mixed
 | |
|      */
 | |
|     public function getParam($key, $default = null)
 | |
|     {
 | |
|         $keyName = (null !== ($alias = $this->getAlias($key))) ? $alias : $key;
 | |
| 
 | |
|         $paramSources = $this->getParamSources();
 | |
|         if (isset($this->_params[$keyName])) {
 | |
|             return $this->_params[$keyName];
 | |
|         } elseif (in_array('_GET', $paramSources) && (isset($_GET[$keyName]))) {
 | |
|             return $_GET[$keyName];
 | |
|         } elseif (in_array('_POST', $paramSources) && (isset($_POST[$keyName]))) {
 | |
|             return $_POST[$keyName];
 | |
|         }
 | |
| 
 | |
|         return $default;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Retrieve an array of parameters
 | |
|      *
 | |
|      * Retrieves a merged array of parameters, with precedence of userland
 | |
|      * params (see {@link setParam()}), $_GET, $_POST (i.e., values in the
 | |
|      * userland params will take precedence over all others).
 | |
|      *
 | |
|      * @return array
 | |
|      */
 | |
|     public function getParams()
 | |
|     {
 | |
|         $return       = $this->_params;
 | |
|         $paramSources = $this->getParamSources();
 | |
|         if (in_array('_GET', $paramSources)
 | |
|             && isset($_GET)
 | |
|             && is_array($_GET)
 | |
|         ) {
 | |
|             $return += $_GET;
 | |
|         }
 | |
|         if (in_array('_POST', $paramSources)
 | |
|             && isset($_POST)
 | |
|             && is_array($_POST)
 | |
|         ) {
 | |
|             $return += $_POST;
 | |
|         }
 | |
|         return $return;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Set parameters
 | |
|      *
 | |
|      * Set one or more parameters. Parameters are set as userland parameters,
 | |
|      * using the keys specified in the array.
 | |
|      *
 | |
|      * @param array $params
 | |
|      * @return Zend_Controller_Request_Http
 | |
|      */
 | |
|     public function setParams(array $params)
 | |
|     {
 | |
|         foreach ($params as $key => $value) {
 | |
|             $this->setParam($key, $value);
 | |
|         }
 | |
|         return $this;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Set a key alias
 | |
|      *
 | |
|      * Set an alias used for key lookups. $name specifies the alias, $target
 | |
|      * specifies the actual key to use.
 | |
|      *
 | |
|      * @param string $name
 | |
|      * @param string $target
 | |
|      * @return Zend_Controller_Request_Http
 | |
|      */
 | |
|     public function setAlias($name, $target)
 | |
|     {
 | |
|         $this->_aliases[$name] = $target;
 | |
|         return $this;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Retrieve an alias
 | |
|      *
 | |
|      * Retrieve the actual key represented by the alias $name.
 | |
|      *
 | |
|      * @param string $name
 | |
|      * @return string|null Returns null when no alias exists
 | |
|      */
 | |
|     public function getAlias($name)
 | |
|     {
 | |
|         if (isset($this->_aliases[$name])) {
 | |
|             return $this->_aliases[$name];
 | |
|         }
 | |
| 
 | |
|         return null;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Retrieve the list of all aliases
 | |
|      *
 | |
|      * @return array
 | |
|      */
 | |
|     public function getAliases()
 | |
|     {
 | |
|         return $this->_aliases;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Return the method by which the request was made
 | |
|      *
 | |
|      * @return string
 | |
|      */
 | |
|     public function getMethod()
 | |
|     {
 | |
|         return $this->getServer('REQUEST_METHOD');
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Was the request made by POST?
 | |
|      *
 | |
|      * @return boolean
 | |
|      */
 | |
|     public function isPost()
 | |
|     {
 | |
|         if ('POST' == $this->getMethod()) {
 | |
|             return true;
 | |
|         }
 | |
| 
 | |
|         return false;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Was the request made by GET?
 | |
|      *
 | |
|      * @return boolean
 | |
|      */
 | |
|     public function isGet()
 | |
|     {
 | |
|         if ('GET' == $this->getMethod()) {
 | |
|             return true;
 | |
|         }
 | |
| 
 | |
|         return false;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Was the request made by PUT?
 | |
|      *
 | |
|      * @return boolean
 | |
|      */
 | |
|     public function isPut()
 | |
|     {
 | |
|         if ('PUT' == $this->getMethod()) {
 | |
|             return true;
 | |
|         }
 | |
| 
 | |
|         return false;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Was the request made by DELETE?
 | |
|      *
 | |
|      * @return boolean
 | |
|      */
 | |
|     public function isDelete()
 | |
|     {
 | |
|         if ('DELETE' == $this->getMethod()) {
 | |
|             return true;
 | |
|         }
 | |
| 
 | |
|         return false;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Was the request made by HEAD?
 | |
|      *
 | |
|      * @return boolean
 | |
|      */
 | |
|     public function isHead()
 | |
|     {
 | |
|         if ('HEAD' == $this->getMethod()) {
 | |
|             return true;
 | |
|         }
 | |
| 
 | |
|         return false;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Was the request made by OPTIONS?
 | |
|      *
 | |
|      * @return boolean
 | |
|      */
 | |
|     public function isOptions()
 | |
|     {
 | |
|         if ('OPTIONS' == $this->getMethod()) {
 | |
|             return true;
 | |
|         }
 | |
| 
 | |
|         return false;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Is the request a Javascript XMLHttpRequest?
 | |
|      *
 | |
|      * Should work with Prototype/Script.aculo.us, possibly others.
 | |
|      *
 | |
|      * @return boolean
 | |
|      */
 | |
|     public function isXmlHttpRequest()
 | |
|     {
 | |
|         return ($this->getHeader('X_REQUESTED_WITH') == 'XMLHttpRequest');
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Is this a Flash request?
 | |
|      *
 | |
|      * @return boolean
 | |
|      */
 | |
|     public function isFlashRequest()
 | |
|     {
 | |
|         $header = strtolower($this->getHeader('USER_AGENT'));
 | |
|         return (strstr($header, ' flash')) ? true : false;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Is https secure request
 | |
|      *
 | |
|      * @return boolean
 | |
|      */
 | |
|     public function isSecure()
 | |
|     {
 | |
|         return ($this->getScheme() === self::SCHEME_HTTPS);
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Return the raw body of the request, if present
 | |
|      *
 | |
|      * @return string|false Raw body, or false if not present
 | |
|      */
 | |
|     public function getRawBody()
 | |
|     {
 | |
|         if (null === $this->_rawBody) {
 | |
|             $body = file_get_contents('php://input');
 | |
| 
 | |
|             if (strlen(trim($body)) > 0) {
 | |
|                 $this->_rawBody = $body;
 | |
|             } else {
 | |
|                 $this->_rawBody = false;
 | |
|             }
 | |
|         }
 | |
|         return $this->_rawBody;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Return the value of the given HTTP header. Pass the header name as the
 | |
|      * plain, HTTP-specified header name. Ex.: Ask for 'Accept' to get the
 | |
|      * Accept header, 'Accept-Encoding' to get the Accept-Encoding header.
 | |
|      *
 | |
|      * @param string $header HTTP header name
 | |
|      * @return string|false HTTP header value, or false if not found
 | |
|      * @throws Zend_Controller_Request_Exception
 | |
|      */
 | |
|     public function getHeader($header)
 | |
|     {
 | |
|         if (empty($header)) {
 | |
|             require_once 'Zend/Controller/Request/Exception.php';
 | |
|             throw new Zend_Controller_Request_Exception('An HTTP header name is required');
 | |
|         }
 | |
| 
 | |
|         // Try to get it from the $_SERVER array first
 | |
|         $temp = 'HTTP_' . strtoupper(str_replace('-', '_', $header));
 | |
|         if (isset($_SERVER[$temp])) {
 | |
|             return $_SERVER[$temp];
 | |
|         }
 | |
| 
 | |
|         // This seems to be the only way to get the Authorization header on
 | |
|         // Apache
 | |
|         if (function_exists('apache_request_headers')) {
 | |
|             $headers = apache_request_headers();
 | |
|             if (isset($headers[$header])) {
 | |
|                 return $headers[$header];
 | |
|             }
 | |
|             $header = strtolower($header);
 | |
|             foreach ($headers as $key => $value) {
 | |
|                 if (strtolower($key) == $header) {
 | |
|                     return $value;
 | |
|                 }
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         return false;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Get the request URI scheme
 | |
|      *
 | |
|      * @return string
 | |
|      */
 | |
|     public function getScheme()
 | |
|     {
 | |
|         return ($this->getServer('HTTPS') == 'on') ? self::SCHEME_HTTPS : self::SCHEME_HTTP;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Get the HTTP host.
 | |
|      *
 | |
|      * "Host" ":" host [ ":" port ] ; Section 3.2.2
 | |
|      * Note the HTTP Host header is not the same as the URI host.
 | |
|      * It includes the port while the URI host doesn't.
 | |
|      *
 | |
|      * @return string
 | |
|      */
 | |
|     public function getHttpHost()
 | |
|     {
 | |
|         $host = $this->getServer('HTTP_HOST');
 | |
|         if (!empty($host)) {
 | |
|             return $host;
 | |
|         }
 | |
| 
 | |
|         $scheme = $this->getScheme();
 | |
|         $name   = $this->getServer('SERVER_NAME');
 | |
|         $port   = $this->getServer('SERVER_PORT');
 | |
| 
 | |
|         if(null === $name) {
 | |
|             return '';
 | |
|         }
 | |
|         elseif (($scheme == self::SCHEME_HTTP && $port == 80) || ($scheme == self::SCHEME_HTTPS && $port == 443)) {
 | |
|             return $name;
 | |
|         } else {
 | |
|             return $name . ':' . $port;
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Get the client's IP addres
 | |
|      *
 | |
|      * @param  boolean $checkProxy
 | |
|      * @return string
 | |
|      */
 | |
|     public function getClientIp($checkProxy = true)
 | |
|     {
 | |
|         if ($checkProxy && $this->getServer('HTTP_CLIENT_IP') != null) {
 | |
|             $ip = $this->getServer('HTTP_CLIENT_IP');
 | |
|         } else if ($checkProxy && $this->getServer('HTTP_X_FORWARDED_FOR') != null) {
 | |
|             $ip = $this->getServer('HTTP_X_FORWARDED_FOR');
 | |
|         } else {
 | |
|             $ip = $this->getServer('REMOTE_ADDR');
 | |
|         }
 | |
| 
 | |
|         return $ip;
 | |
|     }
 | |
| }
 |