$sql = "update tt_users set accessed = now(), accessed_ip = $accessed_ip where id = $user->id";
$mdb2->exec($sql);
}
+
+ // canAdd determines if we can add a user in case there is a limit.
+ static function canAdd($num_users = 1) {
+ $mdb2 = getConnection();
+ $sql = "select param_value from tt_site_config where param_name = 'max_users'";
+ $res = $mdb2->query($sql);
+ $val = $res->fetchRow();
+ if (!$val) return true; // No limit.
+
+ $max_count = $val['param_value'];
+ $sql = "select count(*) as user_count from tt_users where group_id > 0 and status is not null";
+ $res = $mdb2->query($sql);
+ $val = $res->fetchRow();
+ if ($val['user_count'] <= $max_count - $num_users)
+ return true; // Limit not reached.
+
+ return false;
+ }
}