1: <?php
  2: /**
  3:  * From Binary XML Content Format Specification Version 1.3, 25 July 2001
  4:  * found at http://www.wapforum.org
  5:  *
  6:  * Copyright 2003-2012 Horde LLC (http://www.horde.org/)
  7:  *
  8:  * See the enclosed file COPYING for license information (LGPL). If you
  9:  * did not receive this file, see http://www.horde.org/licenses/lgpl21.
 10:  *
 11:  * @author  Anthony Mills <amills@pyramid6.com>
 12:  * @package Xml_Wbxml
 13:  */
 14: class Horde_Xml_Wbxml_ContentHandler
 15: {
 16:     protected $_currentUri;
 17:     protected $_output = '';
 18: 
 19:     protected $_opaqueHandler;
 20: 
 21:     /**
 22:      * Charset.
 23:      */
 24:     protected $_charset = 'UTF-8';
 25: 
 26:     /**
 27:      * WBXML Version.
 28:      * 1, 2, or 3 supported
 29:      */
 30:     protected $_wbxmlVersion = 2;
 31: 
 32:     public function __construct()
 33:     {
 34:         $this->_currentUri = new Horde_Xml_Wbxml_LifoQueue();
 35:     }
 36: 
 37:     public function getCharsetStr()
 38:     {
 39:         return $this->_charset;
 40:     }
 41: 
 42:     public function setCharset($cs)
 43:     {
 44:         $this->_charset = $cs;
 45:     }
 46: 
 47:     public function getVersion()
 48:     {
 49:         return $this->_wbxmlVersion;
 50:     }
 51: 
 52:     public function setVersion($v)
 53:     {
 54:         $this->_wbxmlVersion = 2;
 55:     }
 56: 
 57:     public function getOutput()
 58:     {
 59:         return $this->_output;
 60:     }
 61: 
 62:     public function getOutputSize()
 63:     {
 64:         return strlen($this->_output);
 65:     }
 66: 
 67:     public function startElement($uri, $element, $attrs = array())
 68:     {
 69:         $this->_output .= '<' . $element;
 70: 
 71:         $currentUri = $this->_currentUri->top();
 72: 
 73:         if (((!$currentUri) || ($currentUri != $uri)) && $uri) {
 74:             $this->_output .= ' xmlns="' . $uri . '"';
 75:         }
 76: 
 77:         $this->_currentUri->push($uri);
 78: 
 79:         foreach ($attrs as $attr) {
 80:             $this->_output .= ' ' . $attr['attribute'] . '="' . $attr['value'] . '"';
 81:         }
 82: 
 83:         $this->_output .= '>';
 84:     }
 85: 
 86:     public function endElement($uri, $element)
 87:     {
 88:         $this->_output .= '</' . $element . '>';
 89: 
 90:         $this->_currentUri->pop();
 91:     }
 92: 
 93:     public function characters($str)
 94:     {
 95:         $this->_output .= htmlspecialchars($str);
 96:     }
 97: 
 98:     public function opaque($o)
 99:     {
100:         $this->_output .= $o;
101:     }
102: 
103:     public function setOpaqueHandler($opaqueHandler)
104:     {
105:         $this->_opaqueHandler = $opaqueHandler;
106:     }
107: 
108:     public function removeOpaqueHandler()
109:     {
110:         unset($this->_opaqueHandler);
111:     }
112: 
113:     public function createSubHandler()
114:     {
115:         $name = get_class($this); // clone current class
116:         $sh = new $name();
117:         $sh->setCharset($this->getCharsetStr());
118:         $sh->setVersion($this->getVersion());
119:         return $sh;
120:     }
121: }
122: