/**
* Return encoded XML string
*
* @param array $data
* @param string $as
* @return null
*/
function do_xml_encode($data, $as)
{
$encoder = new XmlEncoder();
return $encoder->encode($data, $as);
}
/**
* Creates an XML string from an array
*
* @author KnowledgeTree Team
* @access private
* @param array $input The array to be formatted
* @return string The XML
*/
private static function createXmlFromArray($input)
{
$xml = '';
foreach ($input as $key => $value) {
if (is_numeric($key)) {
$key = 'item';
}
if (is_array($value)) {
$value = XmlEncoder::createXmlFromArray($value);
}
$xml .= "<{$key}>{$value}</{$key}>";
}
return $xml;
}
