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<?php
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/**
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* modified XML Element
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*
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* PHP version 5
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*
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* @category PHP
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* @package PSI_XML
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* @author Michael Cramer <BigMichi1@users.sourceforge.net>
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* @copyright 2009 phpSysInfo
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* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License version 2, or (at your option) any later version
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* @version SVN: $Id: class.SimpleXMLExtended.inc.php 610 2012-07-11 19:12:12Z namiltd $
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* @link http://phpsysinfo.sourceforge.net
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*/
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/**
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* class extends the SimpleXML element for including some special functions, like encoding stuff and cdata support
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*
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* @category PHP
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* @package PSI_XML
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* @author Michael Cramer <BigMichi1@users.sourceforge.net>
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* @copyright 2009 phpSysInfo
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* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License version 2, or (at your option) any later version
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* @version Release: 3.0
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* @link http://phpsysinfo.sourceforge.net
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*/
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class SimpleXMLExtended
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{
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/**
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* store the encoding that is used for conversation to utf8
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*
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* @var string base encoding
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*/
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private $_encoding = null;
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/**
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* SimpleXMLElement to which every call is delegated
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*
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* @var SimpleXMLElement delegated SimpleXMLElement
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*/
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private $_SimpleXmlElement = null;
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/**
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* _CP437toUTF8Table for code page conversion for CP437
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*
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* @var array _CP437toUTF8Table array
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*/
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private static $_CP437toUTF8Table = array(
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"\xC3\x87","\xC3\xBC","\xC3\xA9","\xC3\xA2",
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"\xC3\xA4","\xC3\xA0","\xC3\xA5","\xC3\xA7",
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"\xC3\xAA","\xC3\xAB","\xC3\xA8","\xC3\xAF",
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"\xC3\xAE","\xC3\xAC","\xC3\x84","\xC3\x85",
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"\xC3\x89","\xC3\xA6","\xC3\x86","\xC3\xB4",
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"\xC3\xB6","\xC3\xB2","\xC3\xBB","\xC3\xB9",
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"\xC3\xBF","\xC3\x96","\xC3\x9C","\xC3\xA2",
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"\xC2\xA3","\xC3\xA5","\xE2\x82\xA7","\xC6\x92",
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"\xC3\xA1","\xC3\xAD","\xC3\xB3","\xC3\xBA",
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"\xC3\xB1","\xC3\x91","\xC2\xAA","\xC2\xBA",
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"\xC2\xBF","\xE2\x8C\x90","\xC2\xAC","\xC2\xBD",
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"\xC2\xBC","\xC2\xA1","\xC2\xAB","\xC2\xBB",
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"\xE2\x96\x91","\xE2\x96\x92","\xE2\x96\x93","\xE2\x94\x82",
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"\xE2\x94\xA4","\xE2\x95\xA1","\xE2\x95\xA2","\xE2\x95\x96",
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"\xE2\x95\x95","\xE2\x95\xA3","\xE2\x95\x91","\xE2\x95\x97",
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"\xE2\x95\x9D","\xE2\x95\x9C","\xE2\x95\x9B","\xE2\x94\x90",
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"\xE2\x94\x94","\xE2\x94\xB4","\xE2\x94\xAC","\xE2\x94\x9C",
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"\xE2\x94\x80","\xE2\x94\xBC","\xE2\x95\x9E","\xE2\x95\x9F",
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"\xE2\x95\x9A","\xE2\x95\x94","\xE2\x95\xA9","\xE2\x95\xA6",
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"\xE2\x95\xA0","\xE2\x95\x90","\xE2\x95\xAC","\xE2\x95\xA7",
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"\xE2\x95\xA8","\xE2\x95\xA4","\xE2\x95\xA5","\xE2\x95\x99",
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"\xE2\x95\x98","\xE2\x95\x92","\xE2\x95\x93","\xE2\x95\xAB",
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"\xE2\x95\xAA","\xE2\x94\x98","\xE2\x94\x8C","\xE2\x96\x88",
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"\xE2\x96\x84","\xE2\x96\x8C","\xE2\x96\x90","\xE2\x96\x80",
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"\xCE\xB1","\xC3\x9F","\xCE\x93","\xCF\x80",
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"\xCE\xA3","\xCF\x83","\xC2\xB5","\xCF\x84",
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"\xCE\xA6","\xCE\x98","\xCE\xA9","\xCE\xB4",
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"\xE2\x88\x9E","\xCF\x86","\xCE\xB5","\xE2\x88\xA9",
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"\xE2\x89\xA1","\xC2\xB1","\xE2\x89\xA5","\xE2\x89\xA4",
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"\xE2\x8C\xA0","\xE2\x8C\xA1","\xC3\xB7","\xE2\x89\x88",
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"\xC2\xB0","\xE2\x88\x99","\xC2\xB7","\xE2\x88\x9A",
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"\xE2\x81\xBF","\xC2\xB2","\xE2\x96\xA0","\xC2\xA0");
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/**
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* create a new extended SimpleXMLElement and set encoding if specified
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*
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* @param SimpleXMLElement $xml base xml element
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* @param String $encoding base encoding that should be used for conversation to utf8
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*
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* @return void
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*/
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public function __construct($xml, $encoding = null)
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{
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if ($encoding != null) {
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$this->_encoding = $encoding;
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}
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$this->_SimpleXmlElement = $xml;
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}
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/**
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* insert a child element with or without a value, also doing conversation of name and if value is set to utf8
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*
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* @param String $name name of the child element
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* @param String $value a value that should be insert to the child
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*
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* @return SimpleXMLExtended extended child SimpleXMLElement
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*/
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public function addChild($name, $value = null)
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{
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$nameUtf8 = $this->_toUTF8($name);
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if ($value == null) {
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return new SimpleXMLExtended($this->_SimpleXmlElement->addChild($nameUtf8), $this->_encoding);
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} else {
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$valueUtf8 = htmlspecialchars($this->_toUTF8($value), ENT_COMPAT, "UTF-8");
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return new SimpleXMLExtended($this->_SimpleXmlElement->addChild($nameUtf8, $valueUtf8), $this->_encoding);
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}
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}
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/**
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* insert a child with cdata section
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*
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* @param String $name name of the child element
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* @param String $cdata data for CDATA section
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*
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* @return SimpleXMLExtended extended child SimpleXMLElement
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*/
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public function addCData($name, $cdata)
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{
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$nameUtf8 = $this->_toUTF8($name);
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$node = $this->_SimpleXmlElement->addChild($nameUtf8);
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$domnode = dom_import_simplexml($node);
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$no = $domnode->ownerDocument;
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$domnode->appendChild($no->createCDATASection($cdata));
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return new SimpleXMLExtended($node, $this->_encoding);
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}
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/**
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* add a attribute to a child and convert name and value to utf8
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*
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* @param String $name name of the attribute
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* @param String $value value of the attribute
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*
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* @return void
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*/
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public function addAttribute($name, $value)
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{
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$nameUtf8 = $this->_toUTF8($name);
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$valueUtf8 = htmlspecialchars($this->_toUTF8($value), ENT_COMPAT, "UTF-8");
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if (($valueUtf8 === "") && (version_compare("5.2.2", PHP_VERSION, ">"))) {
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$this->_SimpleXmlElement->addAttribute($nameUtf8, "\0"); // Fixing bug #41175 (addAttribute() fails to add an attribute with an empty value)
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} else {
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$this->_SimpleXmlElement->addAttribute($nameUtf8, $valueUtf8);
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}
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}
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/**
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* append a xml-tree to another xml-tree
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*
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* @param SimpleXMLElement $new_child child that should be appended
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*
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* @return void
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*/
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public function combinexml(SimpleXMLElement $new_child)
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{
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$node1 = dom_import_simplexml($this->_SimpleXmlElement);
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$dom_sxe = dom_import_simplexml($new_child);
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$node2 = $node1->ownerDocument->importNode($dom_sxe, true);
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$node1->appendChild($node2);
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}
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/**
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* convert a string into an UTF-8 string
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*
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* @param String $str string to convert
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*
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* @return String UTF-8 string
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*/
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private function _toUTF8($str)
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{
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$str = trim(preg_replace('/[\x00-\x09\x0b-\x1F]/', ' ', strval($str))); //remove nonprintable characters
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if ($this->_encoding != null) {
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if (strcasecmp($this->_encoding, "UTF-8") == 0) {
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return $str;
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} elseif (strcasecmp($this->_encoding, "CP437") == 0) {
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$strr = "";
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if (($strl = strlen($str)) > 0) for ($i = 0; $i < $strl; $i++) {
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$strc = substr($str, $i, 1);
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if ($strc < 128) $strr.=$strc;
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else $strr.=self::$_CP437toUTF8Table[$strc-128];
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}
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return $strr;
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} else {
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if (preg_match("/^windows-\d+ \((.+)\)$/", $this->_encoding, $buf)) {
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$encoding = $buf[1];
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} else {
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$encoding = $this->_encoding;
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}
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$enclist = mb_list_encodings();
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if (in_array($encoding, $enclist)) {
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return mb_convert_encoding($str, 'UTF-8', $encoding);
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} elseif (function_exists("iconv")) {
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if (($iconvout=iconv($encoding, 'UTF-8', $str))!==false) {
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return $iconvout;
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} else {
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return mb_convert_encoding($str, 'UTF-8');
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}
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} elseif (function_exists("libiconv") && (($iconvout=libiconv($encoding, 'UTF-8', $str))!==false)) {
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return $iconvout;
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} else {
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return mb_convert_encoding($str, 'UTF-8');
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}
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}
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} else {
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if (function_exists('mb_convert_encoding')) {
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return mb_convert_encoding($str, 'UTF-8');
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} else {
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return $str;
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}
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}
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}
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/**
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* Returns the SimpleXmlElement
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*
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* @return SimpleXmlElement entire xml as SimpleXmlElement
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*/
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public function getSimpleXmlElement()
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{
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return $this->_SimpleXmlElement;
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}
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}
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