private function fetchDocuments()
{
$this->fetching = true;
$response = $this->protocol->opQuery($this->fcn, $this->getQuery(), $this->querySkip, $this->calculateRequestLimit(), 0, $this->queryTimeout, $this->fields);
$this->cursorId = $response['cursorId'];
$this->setDocuments($response);
}
/**
* Execute a database command
*
* @param array $command - The query to send.
* @param array $options - This parameter is an associative array of
* the form array("optionname" => boolean, ...).
*
* @return array - Returns database response.
*/
public function command(array $cmd, array $options = [])
{
$timeout = MongoCursor::$timeout;
if (!empty($options['timeout'])) {
$timeout = $options['timeout'];
}
$response = $this->protocol->opQuery("{$this->name}.\$cmd", $cmd, 0, -1, 0, $timeout);
return $response['result'][0];
}
