/**
* Return groups id by user id
*
* @param integer $user_id
* @return array
*/
private function getGroupsIdByUserId($user_id)
{
$return = [];
$members = UserGroupMember::finder()->filter(['USER_ID' => $user_id])->all();
foreach ($members as $member) {
$return[] = $member->group_id;
}
return $return;
}
