protected void SendKick(string message)
{
packet pa = new packet();
pa.Add((byte)14);
pa.Add(message, 64);
SendPacket(pa);
}
protected void SendMap()
{
try
{
SendPacket(mapSendStartPacket); //Send the pre-fab map start packet
packet pa = new packet(); //Create a packet to handle the data for the map
pa.Add(level.TotalBlocks); //Add the total amount of blocks to the packet
byte[] blocks = new byte[level.TotalBlocks]; //Temporary byte array so we dont have to keep modding the packet array
byte block; //A block byte outside the loop, we save cycles by not making this for every loop iteration
level.ForEachBlock(delegate(int pos)
{
//Here we loop through the whole map and check/convert the blocks as necesary
//We then add them to our blocks array so we can send them to the player
block = level.data[pos];
if (block < 50) blocks[pos] = block;
else blocks[pos] = Blocks.CustomBlocks[block].VisibleType;
});
pa.Add(blocks); //add the blocks to the packet
pa.GZip(); //GZip the packet
int number = (int)Math.Ceiling(((double)(pa.bytes.Length)) / 1024); //The magic number for this packet
for (int i = 1; pa.bytes.Length > 0; ++i)
{
short length = (short)Math.Min(pa.bytes.Length, 1024);
byte[] send = new byte[1027];
packet.HTNO(length).CopyTo(send, 0);
Buffer.BlockCopy(pa.bytes, 0, send, 2, length);
byte[] tempbuffer = new byte[pa.bytes.Length - length];
Buffer.BlockCopy(pa.bytes, length, tempbuffer, 0, pa.bytes.Length - length);
pa.bytes = tempbuffer;
send[1026] = (byte)(i * 100 / number);
packet Send = new packet(send);
Send.AddStart(new byte[1] { 3 });
SendPacket(Send);
}
pa = new packet();
pa.Add((byte)4);
pa.Add((short)level.Size.x);
pa.Add((short)level.Size.y);
pa.Add((short)level.Size.z);
SendPacket(pa);
isLoading = false;
}
catch (Exception e)
{
Server.Log(e);
}
}
protected void CheckMotdPackets()
{
if (MOTD_NonAdmin.bytes == null)
{
MOTD_NonAdmin.Add((byte)0);
MOTD_NonAdmin.Add(ServerSettings.version);
MOTD_NonAdmin.Add(ServerSettings.NAME, 64);
MOTD_NonAdmin.Add(ServerSettings.MOTD, 64);
MOTD_NonAdmin.Add((byte)0);
MOTD_Admin = MOTD_NonAdmin;
MOTD_Admin.bytes[130] = 100;
}
}
//protected void SendDie(byte id)
//{
// packet pa = new packet(new byte[2] { 12, id });
//}
protected void SendBlockChange(ushort x, ushort z, ushort y, byte type)
{
if (x < 0 || y < 0 || z < 0 || x >= level.Size.x || y >= level.Size.y || z >= level.Size.z) return;
packet pa = new packet();
pa.Add((byte)6);
pa.Add(x);
pa.Add(y);
pa.Add(z);
if (type > 49) type = Blocks.CustomBlocks[type].VisibleType;
pa.Add(type);
SendPacket(pa);
}
/// <summary>
/// Exactly what the function name is, it might be useful to change this players pos first ;)
/// </summary>
public void SendThisPlayerTheirOwnPos()
{
packet pa = new packet();
pa.Add((byte)8);
pa.Add(Pos.x);
pa.Add(Pos.y);
pa.Add(Pos.z);
pa.Add(Rot);
SendPacket(pa);
}
public packet(packet p)
{
bytes = p.bytes;
}
/// <summary>
/// Kill this player for everyone.
/// </summary>
public void GlobalDie()
{
packet pa = new packet(new byte[2] { 12, id });
foreach (Player p in Server.Players.ToArray())
{
if (p != this)
{
p.SendPacket(pa);
}
}
}
protected void UpdatePosition(bool ForceTp)
{
byte changed = 0; //Denotes what has changed (x,y,z, rotation-x, rotation-y)
int diffX = Pos.x - oldPos.x;
int diffZ = Pos.z - oldPos.z;
int diffY = Pos.y - oldPos.y;
int diffR0 = Rot[0] - oldRot[0];
int diffR1 = Rot[1] - oldRot[1];
if (ForceTp) changed = 4;
else
{
//TODO rewrite local pos change code
if (diffX == 0 && diffY == 0 && diffZ == 0 && diffR0 == 0 && diffR1 == 0)
{
return; //No changes
}
if (Math.Abs(diffX) > 100 || Math.Abs(diffY) > 100 || Math.Abs(diffZ) > 100)
{
changed = 4; //Teleport Required
}
else if (diffR0 == 0 && diffR1 == 0)
{
changed = 1; //Pos Update Required
}
else
{
changed += 2; //Rot Update Required
if (diffX != 0 || diffY != 0 || diffZ != 0)
{
changed += 1;
}
}
}
oldPos = Pos; oldRot = Rot;
packet pa = new packet();
switch (changed)
{
case 1: //Pos Change
pa.Add((byte)10);
pa.Add(id);
pa.Add((sbyte)(diffX));
pa.Add((sbyte)(diffY));
pa.Add((sbyte)(diffZ));
break;
case 2: //Rot Change
pa.Add((byte)11);
pa.Add(id);
//pa.Add(new byte[2] { 128, 128 });
pa.Add(Rot);
break;
case 3: //Pos AND Rot Change
pa.Add((byte)9);
pa.Add(id);
pa.Add((sbyte)(Pos.x - oldPos.x));
pa.Add((sbyte)(Pos.y - oldPos.y));
pa.Add((sbyte)(Pos.z - oldPos.z));
//pa.Add(new byte[2] { 128, 128 });
pa.Add(Rot);
break;
case 4: //Teleport Required
pa.Add((byte)8);
pa.Add(id);
pa.Add(Pos.x);
pa.Add(Pos.y);
pa.Add(Pos.z);
//pa.Add(new byte[2] { 128, 128 });
pa.Add(Rot);
break;
}
foreach (Player p in Server.Players.ToArray())
{
if (p != this && p.level == level && p.isLoggedIn && !p.isLoading)
{
p.SendPacket(pa);
}
}
}
protected void SendSpawn(Player p)
{
byte ID = 0xFF;
if (p != this)
ID = p.id;
packet pa = new packet();
pa.Add((byte)7);
pa.Add((byte)ID);
pa.Add(p.USERNAME, 64);
pa.Add(p.Pos.x);
pa.Add(p.Pos.y);
pa.Add(p.Pos.z);
pa.Add(p.Rot);
SendPacket(pa);
}
protected void SendPacket(packet pa)
{
try
{
lastPacket = pa.bytes[0];
}
catch (Exception e) { Server.Log(e); }
for (int i = 0; i < 3; i++)
{
try
{
socket.BeginSend(pa.bytes, 0, pa.bytes.Length, SocketFlags.None, delegate(IAsyncResult result) { }, null);
return;
}
catch
{
continue;
}
}
CloseConnection();
}
protected void SendMessage(byte PlayerID, string message)
{
packet pa = new packet();
for (int i = 0; i < 10; i++)
{
message = message.Replace("%" + i, "&" + i);
message = message.Replace("&" + i + " &", "&");
}
for (char ch = 'a'; ch <= 'f'; ch++)
{
message = message.Replace("%" + ch, "&" + ch);
message = message.Replace("&" + ch + " &", "&");
}
for (int i = 0; i < 10; i++)
{
message = message.Replace("%" + i, "&" + i);
message = message.Replace("&" + i + " &", "&");
}
for (char ch = 'a'; ch <= 'f'; ch++)
{
message = message.Replace("%" + ch, "&" + ch);
message = message.Replace("&" + ch + " &", "&");
}
pa.Add((byte)13);
pa.Add(PlayerID);
try
{
foreach (string line in LineWrapping(message))
{
if (pa.bytes.Length < 64)
pa.Add(line, 64);
else
pa.Set(2, line, 64);
SendPacket(pa);
}
}
catch (Exception e)
{
Server.Log(e);
}
}