<?php /** * eGroupWare * * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License * @package importexport * @link http://www.egroupware.org * @author Cornelius Weiss <nelius@cwtech.de> * @copyright Cornelius Weiss <nelius@cwtech.de> * @version $Id: $ */ /** * class arrayxml * easy to use array2xml and xml2array functions. Presumably this is the n+1 * class of this kind out there, but i wasn't able to find a wokring one... * * @abstract PHP allowes array keys to be numeric while XML prohibits this. * Therefore the XML structur of this class is a bit uncommon but nessesary! * @todo deal with other types like objects * @static only namespace here */ class arrayxml { /** * converts a php array to an xml string * * @param mixed $_data * @param string $_name * @param DOMElement $_node * @return string XML string */ public static function array2xml ( $_data, $_name = 'root', $_node=null ) { $returnXML = false; if ( $_node === null ) { $_node = new DOMDocument( '1.0', 'utf-8' ); $_node->formatOutput = true; $returnXML = true; } $datatype = gettype( $_data ); switch ( $datatype ) { case 'array' : $subnode = new DOMElement( 'entry' ); $_node->appendChild( $subnode ); $subnode->setAttribute( 'type', $datatype ); $subnode->setAttribute( 'name' , $_name ); foreach ( $_data as $ikey => $ivalue ) { self::array2xml( $ivalue, $ikey, $subnode ); } break; default : switch ( $datatype ) { case 'boolean' : $data = $_data !== false ? 'TRUE' : 'FALSE'; break; default: $data = &$_data; } $subnode = new DOMElement( 'entry' , $data ); $_node->appendChild( $subnode ); $subnode->setAttribute( 'type', $datatype ); $subnode->setAttribute( 'name' , $_name ); break; } return $returnXML ? $_node->saveXML() : ''; } /** * converts XML string into php array * * @param string $_xml * @return array */ public static function xml2array( $_xml ) { if ( $_xml instanceof DOMElement ) { $n = &$_xml; } else { $n = new DOMDocument; $n->loadXML($_xml); } $xml_array = array(); foreach($n->childNodes as $nc) { if ( $nc->nodeType != XML_ELEMENT_NODE ) continue; $name = $nc->attributes->getNamedItem('name')->nodeValue; $type = $nc->attributes->getNamedItem('type')->nodeValue; //echo $nc->nodeType. "(length ): ". $nc->nodeName. " => ". $nc->nodeValue. "; Attriubtes: name=$name, type=$type \n "; if( $nc->childNodes->length >= 2) { $xml_array[$name] = self::xml2array($nc); } else { switch ( $type ) { case 'boolean' : $value = $nc->nodeValue == 'FALSE' ? false : true; break; default : $value = $nc->nodeValue; } $xml_array[$name] = $value; } } return $xml_array; } } ?>