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<?php
/**
* $Horde: framework/XML_WBXML/WBXML/ContentHandler.php,v 1.9.10.7 2006/05/01 12:05:15 jan Exp $
*
* Copyright 2003-2006 Anthony Mills <amills@pyramid6.com>
*
* See the enclosed file COPYING for license information (LGPL). If you did
* not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
*
* From Binary XML Content Format Specification Version 1.3, 25 July 2001
* found at http://www.wapforum.org
*
* @package XML_WBXML
*/
class XML_WBXML_ContentHandler {
var $_currentUri;
var $_output = '';
var $_opaqueHandler;
/**
* Charset.
*/
var $_charset = 'UTF-8';
/**
* WBXML Version.
* 1, 2, or 3 supported
*/
var $_wbxmlVersion = 2;
function XML_WBXML_ContentHandler()
{
$this->_currentUri = &new XML_WBXML_LifoQueue();
}
function raiseError($error)
{
include_once 'PEAR.php';
return PEAR::raiseError($error);
}
function getCharsetStr()
{
return $this->_charset;
}
function setCharset($cs)
{
$this->_charset = $cs;
}
function getVersion()
{
return $this->_wbxmlVersion;
}
function setVersion($v)
{
$this->_wbxmlVersion = 2;
}
function getOutput()
{
return $this->_output;
}
function getOutputSize()
{
return strlen($this->_output);
}
function startElement($uri, $element, $attrs)
{
$this->_output .= '<' . $element;
$currentUri = $this->_currentUri->top();
if (((!$currentUri) || ($currentUri != $uri)) && $uri) {
$this->_output .= ' xmlns="' . $uri . '"';
}
$this->_currentUri->push($uri);
foreach ($attrs as $attr) {
$this->_output .= ' ' . $attr['attribute'] . '="' . $attr['value'] . '"';
}
$this->_output .= '>';
}
function endElement($uri, $element)
{
$this->_output .= '</' . $element . '>';
$this->_currentUri->pop();
}
function characters($str)
{
$this->_output .= $str;
}
function opaque($o)
{
$this->_output .= $o;
}
function setOpaqueHandler($opaqueHandler)
{
$this->_opaqueHandler = $opaqueHandler;
}
function removeOpaqueHandler()
{
unset($this->_opaqueHandler);
}
function createSubHandler()
{
$name = get_class($this); // clone current class
$sh = &new $name();
$sh->setCharset($this->getCharsetStr());
$sh->setVersion($this->getVersion());
return $sh;
}
}
class XML_WBXML_LifoQueue {
var $_queue = array();
function XML_WBXML_LifoQueue()
{
}
function push($obj)
{
$this->_queue[] = $obj;
}
function pop()
{
if (count($this->_queue)) {
return array_pop($this->_queue);
} else {
return null;
}
}
function top()
{
if ($count = count($this->_queue)) {
return $this->_queue[$count - 1];
} else {
return null;
}
}
}
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