public static function getInviteArray($status = -1)
{
$sql = "SELECT * FROM invite";
if ($status == 0) {
$sql .= " WHERE status = 0";
} else {
if ($status == -1) {
$sql .= " WHERE status = 0 AND uid=-1";
} else {
if ($status == 1) {
$sql .= " WHERE status = 1 OR status = -1 ";
}
}
}
$statement = DB::getInstance()->prepare($sql);
$statement->execute();
return $statement->fetchAll(DB::FETCH_CLASS, __CLASS__);
}