/**
* Builds an AccessToken object from an XML string.
* @param string $data
*/
public static function fromXml($data)
{
$dom = new DOMDocument();
$parseOk = false;
$parseOk = $dom->loadXML($data);
if (!$parseOk) {
throw new EsuException('Failed to parse Policy XML');
}
$accessToken = new AccessToken();
$root = $dom->firstChild;
if ($root->localName != 'access-token') {
throw new EsuException('Expected root node to be \'access-token\'. It was ' . $root->localName);
}
$accessToken->loadFromElement($root);
return $accessToken;
}
