001    package net.minecraft.command;
002    
003    import java.util.List;
004    import net.minecraft.entity.player.EntityPlayerMP;
005    import net.minecraft.server.MinecraftServer;
006    import net.minecraft.util.ChunkCoordinates;
007    
008    public class CommandSetSpawnpoint extends CommandBase
009    {
010        public String getCommandName()
011        {
012            return "spawnpoint";
013        }
014    
015        /**
016         * Return the required permission level for this command.
017         */
018        public int getRequiredPermissionLevel()
019        {
020            return 2;
021        }
022    
023        public String getCommandUsage(ICommandSender par1ICommandSender)
024        {
025            return par1ICommandSender.translateString("commands.spawnpoint.usage", new Object[0]);
026        }
027    
028        public void processCommand(ICommandSender par1ICommandSender, String[] par2ArrayOfStr)
029        {
030            EntityPlayerMP var3 = par2ArrayOfStr.length == 0 ? getCommandSenderAsPlayer(par1ICommandSender) : func_82359_c(par1ICommandSender, par2ArrayOfStr[0]);
031    
032            if (par2ArrayOfStr.length == 4)
033            {
034                if (var3.worldObj != null)
035                {
036                    byte var4 = 1;
037                    int var5 = 30000000;
038                    int var10 = var4 + 1;
039                    int var6 = parseIntBounded(par1ICommandSender, par2ArrayOfStr[var4], -var5, var5);
040                    int var7 = parseIntBounded(par1ICommandSender, par2ArrayOfStr[var10++], 0, 256);
041                    int var8 = parseIntBounded(par1ICommandSender, par2ArrayOfStr[var10++], -var5, var5);
042                    var3.setSpawnChunk(new ChunkCoordinates(var6, var7, var8), true);
043                    notifyAdmins(par1ICommandSender, "commands.spawnpoint.success", new Object[] {var3.getEntityName(), Integer.valueOf(var6), Integer.valueOf(var7), Integer.valueOf(var8)});
044                }
045            }
046            else
047            {
048                if (par2ArrayOfStr.length > 1)
049                {
050                    throw new WrongUsageException("commands.spawnpoint.usage", new Object[0]);
051                }
052    
053                ChunkCoordinates var11 = var3.getPlayerCoordinates();
054                var3.setSpawnChunk(var11, true);
055                notifyAdmins(par1ICommandSender, "commands.spawnpoint.success", new Object[] {var3.getEntityName(), Integer.valueOf(var11.posX), Integer.valueOf(var11.posY), Integer.valueOf(var11.posZ)});
056            }
057        }
058    
059        /**
060         * Adds the strings available in this command to the given list of tab completion options.
061         */
062        public List addTabCompletionOptions(ICommandSender par1ICommandSender, String[] par2ArrayOfStr)
063        {
064            return par2ArrayOfStr.length != 1 && par2ArrayOfStr.length != 2 ? null : getListOfStringsMatchingLastWord(par2ArrayOfStr, MinecraftServer.getServer().getAllUsernames());
065        }
066    
067        /**
068         * Return whether the specified command parameter index is a username parameter.
069         */
070        public boolean isUsernameIndex(int par1)
071        {
072            return par1 == 0;
073        }
074    }