/**
* 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, $lvl = 0)
{
// turn off compatibility mode as simple xml throws a wobbly if you don't.
if (ini_get('zend.ze1_compatibility_mode') == 1) {
ini_set('zend.ze1_compatibility_mode', 0);
}
if ($xml == null) {
$xml = simplexml_load_string('<?xml version="1.0" encoding="utf-8"?><' . $rootNodeName . '/>');
}
if (!empty($data)) {
// loop through the data passed in.
foreach ($data as $key => $value) {
// no numeric keys in our xml please!
if (!$key or is_numeric($key)) {
// make string key...
$key = "item_" . $lvl;
}
// replace anything not alpha numeric
$key = preg_replace('/[^a-z0-9_]/i', '', $key);
// if there is another array found recrusively call this function
if (is_array($value) or is_object($value)) {
$node = $xml->addChild($key);
// recrusive call.
PMXI_ArrayToXML::toXml($value, $rootNodeName, $node, $lvl + 1);
} else {
// add single node.
$value = htmlspecialchars($value);
$xml->addChild($key, $value);
}
}
}
// pass back as string. or simple xml object if you want!
return $xml->asXML();
}
function pmxi_json_to_xml($json = array())
{
return PMXI_ArrayToXML::toXml($json);
}
function wp_all_import_json_to_xml($json = array())
{
return PMXI_ArrayToXML::toXml($json);
}
