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<?php
/**
* modified XML Element
*
* PHP version 5
*
* @category PHP
* @package PSI_XML
* @author Michael Cramer <BigMichi1@users.sourceforge.net>
* @copyright 2009 phpSysInfo
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License
* @version SVN: $Id: class.SimpleXMLExtended.inc.php 439 2011-02-11 18:43:51Z jacky672 $
* @link http://phpsysinfo.sourceforge.net
*/
/**
* class extends the SimpleXML element for including some special functions, like encoding stuff and cdata support
*
* @category PHP
* @package PSI_XML
* @author Michael Cramer <BigMichi1@users.sourceforge.net>
* @copyright 2009 phpSysInfo
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License
* @version Release: 3.0
* @link http://phpsysinfo.sourceforge.net
*/
class SimpleXMLExtended
{
/**
* store the encoding that is used for conversation to utf8
*
* @var String base encoding
*/
private $_encoding = null;
/**
* SimpleXMLElement to which every call is delegated
*
* @var SimpleXMLElement delegated SimpleXMLElement
*/
private $_SimpleXmlElement = null;
/**
* create a new extended SimpleXMLElement and set encoding if specified
*
* @param SimpleXMLElement $xml base xml element
* @param String $encoding base encoding that should be used for conversation to utf8
*
* @return void
*/
public function __construct($xml, $encoding = null)
{
if ($encoding != null) {
$this->_encoding = $encoding;
}
$this->_SimpleXmlElement = $xml;
}
/**
* insert a child element with or without a value, also doing conversation of name and if value is set to utf8
*
* @param String $name name of the child element
* @param String $value a value that should be insert to the child
*
* @return SimpleXMLExtended extended child SimpleXMLElement
*/
public function addChild($name, $value = null)
{
$nameUtf8 = $this->_toUTF8($name);
if ($value == null) {
return new SimpleXMLExtended($this->_SimpleXmlElement->addChild($nameUtf8), $this->_encoding);
} else {
$valueUtf8 = htmlspecialchars($this->_toUTF8($value));
return new SimpleXMLExtended($this->_SimpleXmlElement->addChild($nameUtf8, $valueUtf8), $this->_encoding);
}
}
/**
* insert a child with cdata section
*
* @param String $name name of the child element
* @param String $cdata data for CDATA section
*
* @return SimpleXMLExtended extended child SimpleXMLElement
*/
public function addCData($name, $cdata)
{
$nameUtf8 = $this->_toUTF8($name);
$node = $this->_SimpleXmlElement->addChild($nameUtf8);
$domnode = dom_import_simplexml($node);
$no = $domnode->ownerDocument;
$domnode->appendChild($no->createCDATASection($cdata));
return new SimpleXMLExtended($node, $this->_encoding);
}
/**
* add a attribute to a child and convert name and value to utf8
*
* @param String $name name of the attribute
* @param String $value value of the attribute
*
* @return Void
*/
public function addAttribute($name, $value)
{
$nameUtf8 = $this->_toUTF8($name);
$valueUtf8 = htmlspecialchars($this->_toUTF8($value));
$this->_SimpleXmlElement->addAttribute($nameUtf8, $valueUtf8);
}
/**
* append a xml-tree to another xml-tree
*
* @param SimpleXMLElement $new_child child that should be appended
*
* @return Void
*/
public function combinexml(SimpleXMLElement $new_child)
{
$node1 = dom_import_simplexml($this->_SimpleXmlElement);
$dom_sxe = dom_import_simplexml($new_child);
$node2 = $node1->ownerDocument->importNode($dom_sxe, true);
$node1->appendChild($node2);
}
/**
* convert a string into an UTF-8 string
*
* @param String $str string to convert
*
* @return String UTF-8 string
*/
private function _toUTF8($str)
{
if ($this->_encoding != null) {
$enclist = mb_list_encodings();
if (in_array($this->_encoding, $enclist)) {
return mb_convert_encoding(trim($str), 'UTF-8', $this->_encoding);
}
else if (function_exists("iconv")) {
return iconv($this->_encoding, 'UTF-8', trim($str));
}
else {
return mb_convert_encoding(trim($str), 'UTF-8');
}
} else {
return mb_convert_encoding(trim($str), 'UTF-8');
}
}
/**
* Returns the SimpleXmlElement
*
* @return SimpleXmlElement entire xml as SimpleXmlElement
*/
public function getSimpleXmlElement()
{
return $this->_SimpleXmlElement;
}
}
?>