/**
* Read document metadata from the database.
*
* @return Metadata A Metadata object.
*/
public function readMetadata()
{
try {
$params = array('uri' => $this->uri, 'category' => 'metadata');
$request = new RESTRequest('GET', 'documents', $params);
$this->response = $this->client->send($request);
$metadata = new Metadata();
$metadata->loadFromXML($this->response->getBody());
return $metadata;
} catch (\Exception $e) {
$this->logger->error($e->getMessage() . ' in ' . $e->getFile() . ' on line ' . $e->getLine());
return null;
}
}