cn.nukkit.command.Command Java Examples

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.save.start"));

    for (Player player : sender.getServer().getOnlinePlayers().values()) {
        player.save();
    }

    for (Level level : sender.getServer().getLevels().values()) {
        level.save(true);
    }

    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.save.success"));
    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    if (args.length != 1) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));

        return false;
    }

    String value = args[0];

    if (Pattern.matches("^(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9])\\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[0-9])$", value)) {
        sender.getServer().getIPBans().remove(value);

        Command.broadcastCommandMessage(sender, new TranslationContainer("commands.unbanip.success", value));
    } else {

        sender.sendMessage(new TranslationContainer("commands.unbanip.invalid"));
    }

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    if (args.length != 1) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));

        return false;
    }

    sender.getServer().getNameBans().remove(args[0]);

    Command.broadcastCommandMessage(sender, new TranslationContainer("%commands.unban.success", args[0]));

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.save.start"));

    for (Player player : sender.getServer().getOnlinePlayers().values()) {
        player.save();
    }

    for (Level level : sender.getServer().getLevels().values()) {
        level.save(true);
    }

    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.save.success"));
    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    if (args.length == 0) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));

        return false;
    }

    String playerName = args[0];
    IPlayer player = sender.getServer().getOfflinePlayer(playerName);
    player.setOp(false);

    if (player instanceof Player) {
        ((Player) player).sendMessage(new TranslationContainer(TextFormat.GRAY + "%commands.deop.message"));
    }

    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.deop.success", new String[]{player.getName()}));

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    if (args.length != 1) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));

        return false;
    }

    String value = args[0];

    if (Pattern.matches("^(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9])\\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[0-9])$", value)) {
        sender.getServer().getIPBans().remove(value);
        sender.getServer().getNetwork().unblockAddress(value);

        Command.broadcastCommandMessage(sender, new TranslationContainer("commands.unbanip.success", value));
    } else {

        sender.sendMessage(new TranslationContainer("commands.unbanip.invalid"));
    }

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    if (args.length == 0) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));

        return false;
    }

    String playerName = args[0];
    IPlayer player = sender.getServer().getOfflinePlayer(playerName);
    player.setOp(false);

    if (player instanceof Player) {
        ((Player) player).sendMessage(new TranslationContainer(TextFormat.GRAY + "%commands.deop.message"));
    }

    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.deop.success", new String[]{player.getName()}));

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }
    if (args.length == 0) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));
        return false;
    }

    String name = args[0];
    IPlayer player = sender.getServer().getOfflinePlayer(name);

    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.op.success", player.getName()));
    if (player instanceof Player) {
        ((Player) player).sendMessage(TextFormat.GRAY + "You are now op!");
    }

    player.setOp(true);

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }
    if (args.length == 0) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));
        return false;
    }

    String name = args[0];
    IPlayer player = sender.getServer().getOfflinePlayer(name);

    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.op.success", player.getName()));
    if (player instanceof Player) {
        ((Player) player).sendMessage(new TranslationContainer(TextFormat.GRAY + "%commands.op.message"));
    }

    player.setOp(true);

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    if (args.length != 1) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));

        return false;
    }

    sender.getServer().getNameBans().remove(args[0]);

    Command.broadcastCommandMessage(sender, new TranslationContainer("%commands.unban.success", args[0]));

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    if (args.length == 0) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));

        return false;
    }

    String playerName = args[0];
    IPlayer player = sender.getServer().getOfflinePlayer(playerName);
    player.setOp(false);

    if (player instanceof Player) {
        ((Player) player).sendMessage(TextFormat.GRAY + "You are no longer op!");
    }

    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.deop.success", new String[]{player.getName()}));

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    if (args.length != 1) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));

        return false;
    }

    sender.getServer().getNameBans().remove(args[0]);

    Command.broadcastCommandMessage(sender, new TranslationContainer("%commands.unban.success", args[0]));

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.save.start"));

    for (Player player : sender.getServer().getOnlinePlayers().values()) {
        player.save();
    }

    for (Level level : sender.getServer().getLevels().values()) {
        level.save(true);
    }

    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.save.success"));
    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }
    if (args.length == 0) {
        sender.sendMessage(new TranslationContainer("commands.op.usage", this.usageMessage));
        return false;
    }

    String name = args[0];
    IPlayer player = sender.getServer().getOfflinePlayer(name);

    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.op.success", player.getName()));
    if (player instanceof Player) {
        ((Player) player).sendMessage(new TranslationContainer(TextFormat.GRAY + "%commands.op.message"));
    }

    player.setOp(true);

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    if (args.length != 1) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));

        return false;
    }

    String value = args[0];

    if (Pattern.matches("^(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9])\\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[0-9])$", value)) {
        sender.getServer().getIPBans().remove(value);
        sender.getServer().getNetwork().unblockAddress(value);

        Command.broadcastCommandMessage(sender, new TranslationContainer("commands.unbanip.success", value));
    } else {

        sender.sendMessage(new TranslationContainer("commands.unbanip.invalid"));
    }

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }
    sender.getServer().setAutoSave(false);
    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.save.disabled"));
    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }
    if (args.length == 0) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));
        return false;
    }

    String name = args[0];

    String reason = "";
    for (int i = 1; i < args.length; i++) {
        reason += args[i] + " ";
    }

    if (reason.length() > 0) {
        reason = reason.substring(0, reason.length() - 1);
    }

    Player player = sender.getServer().getPlayer(name);
    if (player != null) {
        player.kick(PlayerKickEvent.Reason.KICKED_BY_ADMIN, reason);
        if (reason.length() >= 1) {
            Command.broadcastCommandMessage(sender, new TranslationContainer("commands.kick.success.reason", new String[]{player.getName(), reason})
            );
        } else {
            Command.broadcastCommandMessage(sender, new TranslationContainer("commands.kick.success", player.getName()));
        }
    } else {
        sender.sendMessage(new TranslationContainer(TextFormat.RED + "%commands.generic.player.notFound"));
    }

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.stop.start"));

    sender.getServer().shutdown();

    return true;
}
 

public void sendCommandData() {
    AvailableCommandsPacket pk = new AvailableCommandsPacket();
    Map<String, CommandDataVersions> data = new HashMap<>();
    for (Command command : this.server.getCommandMap().getCommands().values()) {
        if (!command.testPermissionSilent(this)) {
            continue;
        }
        CommandDataVersions data0 = command.generateCustomCommandData(this);
        data.put(command.getName(), data0);
    }
    pk.commands = data;
    this.dataPacket(pk, true);
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }
    if (args.length < 2) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));
        return true;
    }
    Player player = sender.getServer().getPlayer(args[0]);
    if (player == null) {
        sender.sendMessage(new TranslationContainer(TextFormat.RED + "%commands.generic.player.notFound"));
        return true;
    }
    int enchantId;
    int enchantLevel;
    try {
        enchantId = getIdByName(args[1]);
        enchantLevel = args.length == 3 ? Integer.parseInt(args[2]) : 1;
    } catch (NumberFormatException e) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));
        return true;
    }
    Enchantment enchantment = Enchantment.getEnchantment(enchantId);
    if (enchantment == null) {
        sender.sendMessage(new TranslationContainer("commands.enchant.notFound", String.valueOf(enchantId)));
        return true;
    }
    enchantment.setLevel(enchantLevel);
    Item item = player.getInventory().getItemInHand();
    if (item.getId() <= 0) {
        sender.sendMessage(new TranslationContainer("commands.enchant.noItem"));
        return true;
    }
    item.addEnchantment(enchantment);
    player.getInventory().setItemInHand(item);
    Command.broadcastCommandMessage(sender, new TranslationContainer("%commands.enchant.success"));
    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    if (args.length == 0) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));

        return false;
    }

    String name = args[0];
    String reason = "";
    for (int i = 1; i < args.length; i++) {
        reason += args[i] + " ";
    }

    if (reason.length() > 0) {
        reason = reason.substring(0, reason.length() - 1);
    }

    sender.getServer().getNameBans().addBan(name, reason, null, sender.getName());

    Player player = sender.getServer().getPlayerExact(name);
    if (player != null) {
        player.kick(PlayerKickEvent.Reason.NAME_BANNED, !reason.isEmpty() ? "Banned by admin. Reason: " + reason : "Banned by admin");
    }

    Command.broadcastCommandMessage(sender, new TranslationContainer("%commands.ban.success", player != null ? player.getName() : name));

    return true;
}
 

public void sendCommandData() {
    AvailableCommandsPacket pk = new AvailableCommandsPacket();
    Map<String, CommandDataVersions> data = new HashMap<>();
    int count = 0;
    for (Command command : this.server.getCommandMap().getCommands().values()) {
        if (!command.testPermissionSilent(this)) {
            continue;
        }
        ++count;
        CommandDataVersions data0 = command.generateCustomCommandData(this);
        data.put(command.getName(), data0);
    }
    if (count > 0) {
        //TODO: structure checking
        pk.commands = data;
        int identifier = this.dataPacket(pk, true); // We *need* ACK so we can be sure that the client received the packet or not
        Thread t = new Thread() {
            public void run() {
                // We are going to wait 3 seconds, if after 3 seconds we didn't receive a reply from the client, resend the packet.
                try {
                    Thread.sleep(3000);
                    Boolean status = needACK.get(identifier);
                    if ((status == null || !status) && isOnline()) {
                        sendCommandData();
                        return;
                    }
                } catch (InterruptedException e) {
                }
            }
        };
        t.start();
    }
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    if (args.length != 1) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));
        return false;
    }

    int difficulty = Server.getDifficultyFromString(args[0]);

    if (sender.getServer().isHardcore()) {
        difficulty = 3;
    }

    if (difficulty != -1) {
        sender.getServer().setPropertyInt("difficulty", difficulty);

        SetDifficultyPacket pk = new SetDifficultyPacket();
        pk.difficulty = sender.getServer().getDifficulty();
        Server.broadcastPacket(new ArrayList<>(sender.getServer().getOnlinePlayers().values()), pk);

        Command.broadcastCommandMessage(sender, new TranslationContainer("commands.difficulty.success", String.valueOf(difficulty)));
    } else {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));

        return false;
    }

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }
    sender.getServer().setAutoSave(true);
    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.save.enabled"));
    return true;
}
 

@Override
public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
    Sender wrapped = this.plugin.getSenderFactory().wrap(sender);
    List<String> arguments = ArgumentTokenizer.EXECUTE.tokenizeInput(args);
    executeCommand(wrapped, label, arguments);
    return true;
}
 

@Override
public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
    CommandNode found = commands.get(command.getName());
    if (found == null) return false;

    found.onCommand(new NukkitCMDSender(sender), label, args);
    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }
    sender.getServer().setAutoSave(false);
    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.save.disabled"));
    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }
    if (args.length == 0) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));
        return false;
    }

    String name = args[0];

    String reason = "";
    for (int i = 1; i < args.length; i++) {
        reason += args[i] + " ";
    }

    if (reason.length() > 0) {
        reason = reason.substring(0, reason.length() - 1);
    }

    Player player = sender.getServer().getPlayer(name);
    if (player != null) {
        player.kick(PlayerKickEvent.Reason.KICKED_BY_ADMIN, reason);
        if (reason.length() >= 1) {
            Command.broadcastCommandMessage(sender, new TranslationContainer("commands.kick.success.reason", player.getName(), reason)
            );
        } else {
            Command.broadcastCommandMessage(sender, new TranslationContainer("commands.kick.success", player.getName()));
        }
    } else {
        sender.sendMessage(new TranslationContainer(TextFormat.RED + "%commands.generic.player.notFound"));
    }

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }

    Command.broadcastCommandMessage(sender, new TranslationContainer("commands.stop.start"));

    sender.getServer().shutdown();

    return true;
}
 

@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
    if (!this.testPermission(sender)) {
        return true;
    }
    if (args.length < 2) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));
        return true;
    }
    Player player = sender.getServer().getPlayer(args[0]);
    if (player == null) {
        sender.sendMessage(new TranslationContainer(TextFormat.RED + "%commands.generic.player.notFound"));
        return true;
    }
    int enchantId;
    int enchantLevel;
    try {
        enchantId = getIdByName(args[1]);
        enchantLevel = args.length == 3 ? Integer.parseInt(args[2]) : 1;
    } catch (NumberFormatException e) {
        sender.sendMessage(new TranslationContainer("commands.generic.usage", this.usageMessage));
        return true;
    }
    Enchantment enchantment = Enchantment.getEnchantment(enchantId);
    if (enchantment == null) {
        sender.sendMessage(new TranslationContainer("commands.enchant.notFound", String.valueOf(enchantId)));
        return true;
    }
    enchantment.setLevel(enchantLevel);
    Item item = player.getInventory().getItemInHand();
    if (item.getId() <= 0) {
        sender.sendMessage(new TranslationContainer("commands.enchant.noItem"));
        return true;
    }
    item.addEnchantment(enchantment);
    player.getInventory().setItemInHand(item);
    Command.broadcastCommandMessage(sender, new TranslationContainer("%commands.enchant.success"));
    return true;
}