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<?php
/*
* CKFinder
* ========
* http://ckfinder.com
* Copyright (C) 2007-2010, CKSource - Frederico Knabben. All rights reserved.
*
* The software, this file and its contents are subject to the CKFinder
* License. Please read the license.txt file before using, installing, copying,
* modifying or distribute this file or part of its contents. The contents of
* this file is part of the Source Code of CKFinder.
*/
/**
* @package CKFinder
* @subpackage Core
* @copyright CKSource - Frederico Knabben
*/
/**
* Include basic Xml library
*/
require_once CKFINDER_CONNECTOR_LIB_DIR . "/Utils/XmlNode.php";
/**
* XML document
*
* @package CKFinder
* @subpackage Core
* @copyright CKSource - Frederico Knabben
*/
class CKFinder_Connector_Core_Xml
{
/**
* Connector node (root)
*
* @var Ckfinder_Connector_Utils_XmlNode
* @access private
*/
private $_connectorNode;
/**
* Error node
*
* @var Ckfinder_Connector_Utils_XmlNode
* @access private
*/
private $_errorNode;
function __construct()
{
$this->sendXmlHeaders();
echo $this->getXMLDeclaration();
$this->_connectorNode = new Ckfinder_Connector_Utils_XmlNode("Connector");
$this->_errorNode = new Ckfinder_Connector_Utils_XmlNode("Error");
$this->_connectorNode->addChild($this->_errorNode);
}
/**
* Return connector node
*
* @return Ckfinder_Connector_Utils_XmlNode
* @access public
*/
public function &getConnectorNode()
{
return $this->_connectorNode;
}
/**
* Return error node
*
* @return Ckfinder_Connector_Utils_XmlNode
* @access public
*/
public function &getErrorNode()
{
return $this->_errorNode;
}
/**
* Send XML headers to the browser (and force browser not to use cache)
* @access private
*/
private function sendXmlHeaders()
{
// Prevent the browser from caching the result.
// Date in the past
header('Expires: Mon, 26 Jul 1997 05:00:00 GMT') ;
// always modified
header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT') ;
// HTTP/1.1
header('Cache-Control: no-store, no-cache, must-revalidate') ;
header('Cache-Control: post-check=0, pre-check=0', false) ;
// HTTP/1.0
header('Pragma: no-cache') ;
// Set the response format.
header( 'Content-Type:text/xml; charset=utf-8' ) ;
}
/**
* Return XML declaration
*
* @access private
* @return string
*/
private function getXMLDeclaration()
{
return '<?xml version="1.0" encoding="utf-8"?>';
}
/**
* Send error message to the browser. If error number is set to 1, $text (custom error message) will be displayed
* Don't call this function directly
*
* @access public
* @param int $number error number
* @param string $text Custom error message (optional)
*/
public function raiseError( $number, $text = false)
{
$this->_errorNode->addAttribute("number", intval($number));
if (false!=$text) {
$this->_errorNode->addAttribute("text", $text);
}
echo $this->_connectorNode->asXML();
}
}
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