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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_Mobile
  * @subpackage Zend_Mobile_Push
  * @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_Http_Client **/
 // require_once 'Zend/Http/Client.php';
 
 /** Zend_Mobile_Push_Abstract **/
 // require_once 'Zend/Mobile/Push/Abstract.php';
 
 /** Zend_Mobile_Push_Message_Mpns **/
 // require_once 'Zend/Mobile/Push/Message/Mpns.php';
 
 /**
  * Mpns Push
  *
  * @category   Zend
  * @package    Zend_Mobile
  * @subpackage Zend_Mobile_Push
  * @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    $Id$
  */
 class Zend_Mobile_Push_Mpns extends Zend_Mobile_Push_Abstract
 {
     /**
      * Http Client
      *
      * @var Zend_Http_Client
      */
     protected $_httpClient;
 
     /**
      * Get Http Client
      *
      * @return Zend_Http_Client
      */
     public function getHttpClient()
     {
         if (!$this->_httpClient) {
             $this->_httpClient = new Zend_Http_Client();
             $this->_httpClient->setConfig(array(
                 'strictredirects' => true,
             ));
         }
         return $this->_httpClient;
     }
 
     /**
      * Set Http Client
      *
      * @return Zend_Mobile_Push_Mpns
      */
     public function setHttpClient(Zend_Http_Client $client)
     {
         $this->_httpClient = $client;
         return $this;
     }
 
     /**
      * Send Message
      *
      * @param  Zend_Mobile_Push_Message_Abstract $message
      * @throws Zend_Http_Client_Exception
      * @throws Zend_Mobile_Push_Exception
      * @throws Zend_Mobile_Push_Exception_DeviceQuotaExceeded
      * @throws Zend_Mobile_Push_Exception_InvalidPayload
      * @throws Zend_Mobile_Push_Exception_InvalidToken
      * @throws Zend_Mobile_Push_Exception_QuotaExceeded
      * @throws Zend_Mobile_Push_Exception_ServerUnavailable
      * @return boolean
      */
     public function send(Zend_Mobile_Push_Message_Abstract $message)
     {
         if (!$message->validate()) {
             throw new Zend_Mobile_Push_Exception('The message is not valid.');
         }
 
         $this->connect();
 
         $client = $this->getHttpClient();
         $client->setUri($message->getToken());
         $client->setHeaders(array(
             'Context-Type' => 'text/xml',
             'Accept' => 'application/*',
             'X-NotificationClass' => $message->getDelay()
         ));
         if ($message->getId()) {
             $client->setHeaders('X-MessageID', $message->getId());
         }
         if ($message->getNotificationType() != Zend_Mobile_Push_Message_Mpns::TYPE_RAW) {
             $client->setHeaders('X-WindowsPhone-Target', $message->getNotificationType());
         }
         $client->setRawData($message->getXmlPayload(), 'text/xml');
         $response = $client->request('POST');
         $this->close();
 
 
         switch ($response->getStatus())
         {
             case 200:
                 // check headers for response?  need to test how this actually works to correctly handle different states.
                 if ($response->getHeader('NotificationStatus') == 'QueueFull') {
                     // require_once 'Zend/Mobile/Push/Exception/DeviceQuotaExceeded.php';
                     throw new Zend_Mobile_Push_Exception_DeviceQuotaExceeded('The devices push notification queue is full, use exponential backoff');
                 }
                 break;
             case 400:
                 // require_once 'Zend/Mobile/Push/Exception/InvalidPayload.php';
                 throw new Zend_Mobile_Push_Exception_InvalidPayload('The message xml was invalid');
                 break;
             case 401:
                 // require_once 'Zend/Mobile/Push/Exception/InvalidToken.php';
                 throw new Zend_Mobile_Push_Exception_InvalidToken('The device token is not valid or there is a mismatch between certificates');
                 break;
             case 404:
                 // require_once 'Zend/Mobile/Push/Exception/InvalidToken.php';
                 throw new Zend_Mobile_Push_Exception_InvalidToken('The device subscription is invalid, stop sending notifications to this device');
                 break;
             case 405:
                 throw new Zend_Mobile_Push_Exception('Invalid method, only POST is allowed'); // will never be hit unless overwritten
                 break;
             case 406:
                 // require_once 'Zend/Mobile/Push/Exception/QuotaExceeded.php';
                 throw new Zend_Mobile_Push_Exception_QuotaExceeded('The unauthenticated web service has reached the per-day throttling limit');
                 break;
             case 412:
                 // require_once 'Zend/Mobile/Push/Exception/InvalidToken.php';
                 throw new Zend_Mobile_Push_Exception_InvalidToken('The device is in an inactive state.  You may retry once per hour');
                 break;
             case 503:
                 // require_once 'Zend/Mobile/Push/Exception/ServerUnavailable.php';
                 throw new Zend_Mobile_Push_Exception_ServerUnavailable('The server was unavailable.');
                 break;
             default:
                 break;
         }
         return true;
     }
 }