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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_Json
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id$
*/
/**
* @see Zend_Json_Server_Response
*/
require_once 'Zend/Json/Server/Response.php';
/**
* @category Zend
* @package Zend_Json
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Json_Server_Response_Http extends Zend_Json_Server_Response
{
/**
* Emit JSON
*
* Send appropriate HTTP headers. If no Id, then return an empty string.
*
* @return string
*/
public function toJson()
{
$this->sendHeaders();
if (!$this->isError() && null === $this->getId()) {
return '';
}
return parent::toJson();
}
/**
* Send headers
*
* If headers are already sent, do nothing. If null ID, send HTTP 204
* header. Otherwise, send content type header based on content type of
* service map.
*
* @return void
*/
public function sendHeaders()
{
if (headers_sent()) {
return;
}
if (!$this->isError() && (null === $this->getId())) {
header('HTTP/1.1 204 No Content');
return;
}
if (null === ($smd = $this->getServiceMap())) {
return;
}
$contentType = $smd->getContentType();
if (!empty($contentType)) {
header('Content-Type: ' . $contentType);
}
}
}
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