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Rev 2770 Rev 3037
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class SimpleXMLExtended
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class SimpleXMLExtended
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{
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{
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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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     * store the encoding that is used for conversation to utf8
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     *
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     *
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     * @var String base encoding
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     * @var string base encoding
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     */
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     */
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    private $_encoding = null;
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    private $_encoding = null;
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    /**
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    /**
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     * SimpleXMLElement to which every call is delegated
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     * SimpleXMLElement to which every call is delegated
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     * add a attribute to a child and convert name and value to utf8
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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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     *
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     * @param String $name  name of the attribute
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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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     * @param String $value value of the attribute
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     *
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     *
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     * @return Void
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     * @return void
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     */
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     */
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    public function addAttribute($name, $value)
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    public function addAttribute($name, $value)
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    {
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    {
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        $nameUtf8 = $this->_toUTF8($name);
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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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        $valueUtf8 = htmlspecialchars($this->_toUTF8($value), ENT_COMPAT, "UTF-8");
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    /**
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    /**
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     * append a xml-tree to another xml-tree
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     * append a xml-tree to another xml-tree
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     *
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     *
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     * @param SimpleXMLElement $new_child child that should be appended
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     * @param SimpleXMLElement $new_child child that should be appended
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     *
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     *
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     * @return Void
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     * @return void
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     */
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     */
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    public function combinexml(SimpleXMLElement $new_child)
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    public function combinexml(SimpleXMLElement $new_child)
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    {
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    {
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        $node1 = dom_import_simplexml($this->_SimpleXmlElement);
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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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        $dom_sxe = dom_import_simplexml($new_child);
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     *
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     *
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     * @return String UTF-8 string
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     * @return String UTF-8 string
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     */
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     */
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    private function _toUTF8($str)
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    private function _toUTF8($str)
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    {
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    {
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        $str = trim(preg_replace('/[\x00-\x09\x0b-\x1F]/', ' ', $str)); //remove nonprintable characters
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        $str = trim(preg_replace('/[\x00-\x09\x0b-\x1F]/', ' ', strval($str))); //remove nonprintable characters
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        if ($this->_encoding != null) {
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        if ($this->_encoding != null) {
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            if (strcasecmp($this->_encoding, "UTF-8") == 0) {
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            if (strcasecmp($this->_encoding, "UTF-8") == 0) {
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                return $str;
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                return $str;
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            } elseif (strcasecmp($this->_encoding, "CP437") == 0) {
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            } elseif (strcasecmp($this->_encoding, "CP437") == 0) {
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                $strr = "";
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                $strr = "";