/**
* Save the current item to the database.
*
* This will either create or update an existing item, using the Mongo upsert
* functionality. It also sets time created (if new) and time updated.
*
* @param string|int $safe
* Whether to conduct a safe upsert or not.
* - Database::WRITE_SAFE: Safe. Returns status (default)
* - Database::WRITE_UNSAFE: Not safe. Does not return status.
*
* @return array
* Result of the Upsert
*/
public function save($safe = BaseQuery::WRITE_UNSAFE)
{
// Load a database.
$this->invokeDatabaseConnection();
$this->vultan->useCollection($this->collection);
// Set defaults.
$this->setDefaultProperties();
$identifier = $this->getId();
if (!empty($identifier)) {
return $this->vultan->upsert($this, array(), $safe);
} else {
return $this->vultan->insert($this, $safe);
}
}
