/// <summary>Delete all CIDR ranges matched up with an IP from database</summary>
/// <returns>List of CIDR ranges removed from database</returns>
public List <string> DelCIDRBanByIP(string ip)
{
try
{
// check all delete canditates
List <CIDRBan> banlist = GetCIDRBanList();
List <string> removelist = new List <string>();
foreach (CIDRBan ban in banlist)
{
if (CIDRBan.Check(ip, ban.CIDR))
{
removelist.Add(ban.CIDR);
}
}
// remove canditates from database
foreach (string removed in removelist)
{
db.Query("DELETE FROM CIDRBans WHERE CIDR = @0", removed);
}
return(removelist);
}
catch (Exception ex)
{
TShock.Log.Error(ex.ToString());
}
return(new List <string>());
}
/// <summary>Search CIDR bans with given IP</summary>
/// <param name="IP">IP string for searching</param>
/// <returns>First CIDRBan object found</returns>
public CIDRBan GetCIDRBanByIP(string check)
{
try
{
// search for matching range in database
List <CIDRBan> banlist = GetCIDRBanList();
foreach (CIDRBan ban in banlist)
{
if (CIDRBan.Check(check, ban.CIDR))
{
return(ban);
}
}
}
catch (Exception ex)
{
TShock.Log.Error(ex.ToString());
}
return(null);
}
public void OnJoin(JoinEventArgs args)
{
if (args.Handled)
{
return;
}
if (!TShock.Config.EnableIPBans)
{
return;
}
// search a ban by player's IP
TSPlayer player = TShock.Players[args.Who];
CIDRBan ban = cidrbans.GetCIDRBanByIP(player.IP);
if (ban == null)
{
return;
}
// parse expiration date
DateTime exp;
if (!DateTime.TryParse(ban.Expiration, out exp))
{
// no expiration date implies permaban
player.Disconnect("You are banned forever: " + ban.Reason);
}
else
{
// remove a ban past the expiration date
if (DateTime.UtcNow >= exp)
{
cidrbans.DelCIDRBanByRange(ban.CIDR);
return;
}
// generate remaining ban time string for player
TimeSpan ts = exp - DateTime.UtcNow;
int months = ts.Days / 30;
if (months > 0)
{
player.Disconnect(String.Format("You are banned for {0} month{1} and {2} day{3}: {4}",
months, months == 1 ? "" : "s", ts.Days, ts.Days == 1 ? "" : "s", ban.Reason));
}
else if (ts.Days > 0)
{
player.Disconnect(String.Format("You are banned for {0} day{1} and {2} hour{3}: {4}",
ts.Days, ts.Days == 1 ? "" : "s", ts.Hours, ts.Hours == 1 ? "" : "s", ban.Reason));
}
else if (ts.Hours > 0)
{
player.Disconnect(String.Format("You are banned for {0} hour{1} and {2} minute{3}: {4}",
ts.Hours, ts.Hours == 1 ? "" : "s", ts.Minutes, ts.Minutes == 1 ? "" : "s", ban.Reason));
}
else if (ts.Minutes > 0)
{
player.Disconnect(String.Format("You are banned for {0} minute{1} and {2} second{3}: {4}",
ts.Minutes, ts.Minutes == 1 ? "" : "s", ts.Seconds, ts.Seconds == 1 ? "" : "s", ban.Reason));
}
else
{
player.Disconnect(String.Format("You are banned for {0} second{1}: {2}",
ts.Seconds, ts.Seconds == 1 ? "" : "s", ban.Reason));
}
}
args.Handled = true;
}