/** * The main function for converting to an XML document. * Pass in a multi dimensional array and this recrusively loops through and builds up an XML document. * * @param array $data * @param string $rootNodeName - what you want the root node to be - defaultsto data. * @param SimpleXMLElement $xml - should only be used recursively * @return string XML */ public static function toXML($data, $rootNodeName = 'ResultSet', &$xml = null) { // turn off compatibility mode as simple xml throws a wobbly if you don't. if (ini_get('zend.ze1_compatibility_mode') == 1) { ini_set('zend.ze1_compatibility_mode', 0); } if (is_null($xml)) { $xml = simplexml_load_string(""); } // loop through the data passed in. foreach ($data as $key => $value) { // no numeric keys in our xml please! if (is_numeric($key)) { $numeric = 1; $key = $rootNodeName; } // delete any char not allowed in XML element names $key = preg_replace('/[^a-z0-9\\-\\_\\.\\:]/i', '', $key); // if there is another array found recrusively call this function if (is_array($value)) { $node = ArrayToXML::is_assoc($value) || $numeric ? $xml->addChild($key) : $xml; // recrusive call. if ($numeric) { $key = 'anon'; } ArrayToXML::toXml($value, $key, $node); } else { // add single node. $value = htmlsafe($value); $xml->addChild($key, $value); } } // pass back as XML return $xml->asXML(); // if you want the XML to be formatted, use the below instead to return the XML //$doc = new DOMDocument('1.0'); //$doc->preserveWhiteSpace = false; //$doc->loadXML( $xml->asXML() ); //$doc->formatOutput = true; //return $doc->saveXML(); }