/** * 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 = 'data', $xml = null) { // turn off compatibility mode as simple xml throws a wobbly if you don't. if (ini_get('zend.ze1_compatibility_mode') == 1) { ini_set('zend.ze1_compatibility_mode', 0); } if ($xml == null) { $xml = simplexml_load_string("<?xml version='1.0' encoding='utf-8'?><{$rootNodeName} />"); } // loop through the data passed in. foreach ($data as $key => $value) { // no numeric keys in our xml please! if (is_numeric($key)) { // make string key... $key = "unknownNode_" . (string) $key; } // replace anything not alpha numeric $key = preg_replace('/[^a-z]/i', '', $key); // if there is another array found recrusively call this function if (is_array($value)) { $node = $xml->addChild($key); // recrusive call. xml::toXml($value, $rootNodeName, $node); } else { // add single node. $value = htmlentities($value); $xml->addChild($key, $value); } } // pass back as string. or simple xml object if you want! return $xml->asXML(); }
function response($data) { global $ext; //file_put_contents('log', print_r(apache_request_headers(),true).print_r($_GET,true).print_r($_POST,true)."\n".(json_encode($data))."\n-----------------------------------\n\n" ,FILE_APPEND); switch ($ext) { case 'xml': die(xml::toXml($data)); case 'url': die(http_build_query($data)); case 'json': default: header('Content-type: application/json'); die(json_encode($data)); } die; }