/**
* Saves a user to the database.
* If the user is not saved yet, its uid will be added to the
* user_entity.
* @param User_entity (by reference)
*
* @return boolean
* Whether or not the save was successful.
*/
public function save(User_entity &$entity)
{
// To ensure date consistency.
$date = Mongo_db::date();
// Set update date:
$entity->updated = $date;
if ($entity->author === NULL) {
$entity->author = current_user()->uid;
}
$prepared_data = array();
foreach ($entity as $field_name => $field_value) {
$prepared_data[$field_name] = $field_value;
}
if ($entity->is_new()) {
// Add new properties.
$entity->uid = increment_counter(self::COUNTER_COLLECTION);
$entity->created = clone $date;
// Add properties to prepared_data.
$prepared_data['uid'] = $entity->uid;
$prepared_data['created'] = $entity->created;
$result = $this->mongo_db->insert(self::COLLECTION, $prepared_data);
return $result !== FALSE ? TRUE : FALSE;
} else {
$result = $this->mongo_db->set($prepared_data)->where('uid', $entity->uid)->update(self::COLLECTION, array('upsert' => TRUE));
return $result !== FALSE ? TRUE : FALSE;
}
}
