public bool SetBlock(Player player,short x,short y,short z,byte type) {
if (this[x,y,z]==type) { return false; }
BlockArgs e = new BlockArgs(player,x,y,z,type);
BlockEvent.Raise(server,this,e);
if (e.Abort) { return false; }
this[x,y,z] = type;
Protocol.BlockPacket(x,y,z,type).Send(this);
return true;
}
public void Send(IEnumerable<Player> players,Player except)
{
foreach (Packet packet in packets) packet.Send(players,except);
}
public void Send(Player player)
{
foreach (Packet packet in packets) packet.Send(player);
}
public void Send(Level level,Player except)
{
Send(new List<Player>(level.Players),except);
}
public void Cuboid(Player player,Region region,byte type) {
Cuboid(player,region,type,DrawMode.Solid);
}
private void PlayerCommand(Player player,string message,bool byPlayer) {
if (byPlayer) { Log(player.Name+" used /"+message+"."); }
string cmd = message.Split(new char[]{' '},2)[0];
Command command = Commands.Search(ref message);
if (command==null) { throw new CommandException("The command '"+cmd+"' doesn't exist."); }
else if (player.Group.Commands.Contains(command) || !byPlayer) {
command.use.Raise(this,command,player,message);
} else { throw new CommandException("You're not allowed to use '"+command.Name+"'."); }
}
private void PlayerLogin(Player player,byte version,string name,string verify) {
if (version!=Protocol.version) { player.Kick("Wrong version"); }
else if (!RegexHelper.IsValidName(name)) { player.Kick("Invalid name"); }
else if (!(Accounts[name]==null ? Groups.Standard : Accounts[name].Group).CanJoinFull && players.Count>=Slots) {
player.Kick("Server is full");
} else if (!Verify && player.IP!="127.0.0.1" &&
(verify == "--" || !verify.Equals(
BitConverter.ToString(
md5.ComputeHash(Encoding.ASCII.GetBytes(salt+name))).
Replace("-","").TrimStart('0'),StringComparison.OrdinalIgnoreCase))) {
player.Kick("Login failed! Try again");
} else if (!(Accounts[name]==null ? Groups.Standard : Accounts[name].Group).CanJoin) {
player.Kick("You're not allowed to join");
} else {
players.ForEach(delegate(Player found) {
if (found.Name.Equals(name,StringComparison.OrdinalIgnoreCase))
found.Kick("Someone logged in as you");
});
Log(player.IP+" logged in as "+name+".");
connections.Remove(player);
players.Add(player);
player.account = Accounts.Login(player,name);
player.level = level;
PlayerLoginEvent.Raise(this,player,name);
}
}
public void Use(Player player,string message)
{
use(this,player,message);
}
public void SphereHollow(Player player,int x,int y,int z,int radius,int hollow,byte type) {
for (int xx=-radius;xx<radius;xx++)
for (int yy=-radius;yy<radius;yy++)
for (int zz=-radius;zz<radius;zz++) {
double distance = Math.Sqrt(Math.Pow(xx,2)+Math.Pow(yy,2)+Math.Pow(zz,2))+0.5;
if (distance<=radius && distance>hollow &&
x+xx>=0 && y+yy>=0 && z+zz>=0 && x+xx<width && y+yy<depth && z+zz<height)
SetBlock(player,(short)(xx+x),(short)(yy+y),(short)(zz+z),type);
}
}
public void Sphere(Player player,int x,int y,int z,int radius,byte type,DrawMode mode) {
switch (mode) {
case DrawMode.Solid:
for (int xx=-radius;xx<radius;xx++)
for (int yy=-radius;yy<radius;yy++)
for (int zz=-radius;zz<radius;zz++)
if (Math.Sqrt(Math.Pow(xx,2)+Math.Pow(yy,2)+Math.Pow(zz,2))+0.5<=radius &&
x+xx>=0 && y+yy>=0 && z+zz>=0 && x+xx<width && y+yy<depth && z+zz<height)
SetBlock(player,(short)(xx+x),(short)(yy+y),(short)(zz+z),type);
break;
case DrawMode.Hollow:
SphereHollow(player,x,y,z,radius,radius-1,type);
break;
case DrawMode.Wireframe:
throw new NotImplementedException();
}
}
public void Sphere(Player player,int x,int y,int z,int radius,byte type) {
Sphere(player,x,y,z,radius,type,DrawMode.Solid);
}
public void Cuboid(Player player,int x1,int y1,int z1,int x2,int y2,int z2,byte type,DrawMode mode) {
x1 = Math.Max(x1,0); y1 = Math.Max(y1,0); z1 = Math.Max(z1,0);
x2 = Math.Min(x2,width); y2 = Math.Min(y2,depth); z2 = Math.Min(z2,height);
switch (mode) {
case DrawMode.Solid:
for (int x=x1;x<x2;x++)
for (int y=y1;y<y2;y++)
for (int z=z1;z<z2;z++)
SetBlock(player,(short)x,(short)y,(short)z,type);
break;
case DrawMode.Hollow:
for (int x=x1;x<x2;x++)
for (int y=y1;y<y2;y++) {
SetBlock(player,(short)x,(short)y,(short)z1,type);
SetBlock(player,(short)x,(short)y,(short)(z2-1),type);
} for (int y=y1;y<y2;y++)
for (int z=z1+1;z<z2-1;z++) {
SetBlock(player,(short)x1,(short)y,(short)z,type);
SetBlock(player,(short)(x2-1),(short)y,(short)z,type);
} for (int x=x1+1;x<x2-1;x++)
for (int z=z1+1;z<z2-1;z++) {
SetBlock(player,(short)x,(short)y1,(short)z,type);
SetBlock(player,(short)x,(short)(y2-1),(short)z,type);
} break;
case DrawMode.Wireframe:
for (int x=x1;x<x2;x++) {
SetBlock(player,(short)x,(short)y1,(short)z1,type);
SetBlock(player,(short)x,(short)y1,(short)(z2-1),type);
SetBlock(player,(short)x,(short)(y2-1),(short)z1,type);
SetBlock(player,(short)x,(short)(y2-1),(short)(z2-1),type);
} for (int y=y1+1;y<y2-1;y++) {
SetBlock(player,(short)x1,(short)y,(short)z1,type);
SetBlock(player,(short)x1,(short)y,(short)(z2-1),type);
SetBlock(player,(short)(x2-1),(short)y,(short)z1,type);
SetBlock(player,(short)(x2-1),(short)y,(short)(z2-1),type);
} for (int z=z1+1;z<z2-1;z++) {
SetBlock(player,(short)x1,(short)y1,(short)z,type);
SetBlock(player,(short)x1,(short)(y2-1),(short)z,type);
SetBlock(player,(short)(x2-1),(short)y1,(short)z,type);
SetBlock(player,(short)(x2-1),(short)(y2-1),(short)z,type);
} break;
}
}
public void Cuboid(Player player,int x1,int y1,int z1,int x2,int y2,int z2,byte type) {
Cuboid(player,x1,y1,z1,x2,y2,z2,type,DrawMode.Solid);
}
public void Cuboid(Player player,Region region,byte type,DrawMode mode) {
Cuboid(player,region.X1,region.Y1,region.Z1,
region.X2,region.Y2,region.Z2,type);
}
public void Send(Level level,Player except)
{
foreach (Packet packet in packets) packet.Send(level,except);
}
internal Account Login(Player player,string name)
{
Account account;
if (accounts.ContainsKey(name.ToLower())) {
account = accounts[name.ToLower()];
if (account.Online) { throw new Exception("Account is already used by another player."); }
string filename = "accounts/"+name+"."+host.Extension;
if (File.Exists(filename) && File.GetLastWriteTime(filename)>account.fileModified) {
Account a = Account.Load(groups,name);
if (a!=null) { accounts[name.ToLower()] = a; account = a; }
}
} else {
account = new Account(name);
account.group = groups.Standard;
accounts.Add(name.ToLower(),account);
} account.player = player;
account.lastIP = player.IP;
account.logins++;
account.lastLogin = DateTime.Now;
return account;
}
internal void PlayerSetBlock(Player player,short x,short y,short z,byte type) {
byte before = this[x,y,z];
BlockArgs e = new BlockArgs(player,x,y,z,type);
BlockEvent.Raise(server,this,e);
if (before==this[x,y,z]) {
if (e.Abort) { Protocol.BlockPacket(x,y,z,before).Send(player); }
else { this[x,y,z] = type; Protocol.BlockPacket(x,y,z,type).Send(this,player); }
}
}
private void Accept(Socket socket) {
Player player = new Player(this,new Protocol(socket));
connections.Add(player);
player.LoginEvent += PlayerLogin;
player.InternalBlockEvent += PlayerBlock;
player.CommandEvent += PlayerCommand;
player.DisconnectedEvent += PlayerDisconnected;
Log(player.IP+" connected.");
}
public void Send(Player player)
{
player.Send(buffer);
}
private void PlayerBlock(Player player,BlockArgs e,bool sendPlayer) {
if (sendPlayer) {
if (!player.level.SetBlock(player,e.X,e.Y,e.Z,e.Type))
Protocol.BlockPacket(e.X,e.Y,e.Z,player.level[e.X,e.Y,e.Z]).Send(player);
} else { player.level.PlayerSetBlock(player,e.X,e.Y,e.Z,e.Type); }
}
public void Send(IEnumerable<Player> players,Player except)
{
foreach (Player player in players)
if (player!=except) { Send(player); }
}
private void PlayerDisconnected(Player player,string message) {
if (player.Status>=Player.OnlineStatus.Identified) {
Log(player.Name+" disconnected"+(message==null?"":" ("+message+")")+".");
players.Remove(player);
Accounts.Logout(player.account);
} else {
Log(player.IP+" disconnected"+(message==null?"":" ("+message+")")+".");
connections.Remove(player);
}
}
public BlockArgs(Player origin,short x,short y,short z,byte type)
{
this.origin = origin;
this.x = x; this.y = y; this.z = z;
this.type = type;
}