Mirror von
https://github.com/ViaVersion/ViaVersion.git
synchronisiert 2024-09-08 22:02:50 +02:00
Fix commandblocks
Dieser Commit ist enthalten in:
Ursprung
653c3d3984
Commit
6db7755633
@ -18,6 +18,7 @@ import us.myles.ViaVersion.api.ViaVersionAPI;
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import us.myles.ViaVersion.armor.ArmorListener;
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import us.myles.ViaVersion.commands.ViaVersionCommand;
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import us.myles.ViaVersion.handlers.ViaVersionInitializer;
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import us.myles.ViaVersion.listeners.CommandBlockListener;
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import us.myles.ViaVersion.util.ReflectionUtil;
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import java.lang.reflect.Field;
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@ -58,6 +59,7 @@ public class ViaVersionPlugin extends JavaPlugin implements ViaVersionAPI {
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}, this);
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Bukkit.getPluginManager().registerEvents(new ArmorListener(this), this);
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Bukkit.getPluginManager().registerEvents(new CommandBlockListener(this), this);
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getCommand("viaversion").setExecutor(new ViaVersionCommand(this));
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}
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@ -0,0 +1,63 @@
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package us.myles.ViaVersion.listeners;
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import io.netty.buffer.ByteBuf;
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import io.netty.buffer.Unpooled;
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import org.bukkit.block.Block;
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import org.bukkit.block.CommandBlock;
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import org.bukkit.entity.Player;
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import org.bukkit.event.EventHandler;
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import org.bukkit.event.EventPriority;
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import org.bukkit.event.Listener;
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import org.bukkit.event.block.Action;
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import org.bukkit.event.player.PlayerInteractEvent;
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import org.bukkit.event.player.PlayerJoinEvent;
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import us.myles.ViaVersion.ViaVersionPlugin;
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import us.myles.ViaVersion.packets.PacketType;
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import us.myles.ViaVersion.util.PacketUtil;
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import us.myles.ViaVersion.util.ReflectionUtil;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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public class CommandBlockListener implements Listener {
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private final ViaVersionPlugin plugin;
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public CommandBlockListener(ViaVersionPlugin plugin) {
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this.plugin = plugin;
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}
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@EventHandler(ignoreCancelled = true, priority = EventPriority.MONITOR)
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public void onJoin(final PlayerJoinEvent e) {
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if (e.getPlayer().isOp() && plugin.isPorted(e.getPlayer())) {
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ByteBuf buf = Unpooled.buffer();
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PacketUtil.writeVarInt(PacketType.PLAY_ENTITY_STATUS.getNewPacketID(), buf);
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buf.writeInt(e.getPlayer().getEntityId());
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buf.writeByte(26);
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plugin.sendRawPacket(e.getPlayer(), buf);
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}
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}
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@EventHandler(ignoreCancelled = true)
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public void onInteract(PlayerInteractEvent e) {
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if (e.getAction() == Action.RIGHT_CLICK_BLOCK && plugin.isPorted(e.getPlayer()) && e.getPlayer().isOp()) {
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try {
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sendCommandBlockPacket(e.getClickedBlock(), e.getPlayer());
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} catch (NoSuchFieldException | IllegalAccessException | InvocationTargetException | NoSuchMethodException | ClassNotFoundException e1) {
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e1.printStackTrace();
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}
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}
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}
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private void sendCommandBlockPacket(Block b, Player player) throws NoSuchFieldException, IllegalAccessException, NoSuchMethodException, InvocationTargetException, ClassNotFoundException {
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if (!(b.getState() instanceof CommandBlock))
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return;
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CommandBlock cmd = (CommandBlock) b.getState();
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Object tileEntityCommand = ReflectionUtil.get(cmd, "commandBlock", ReflectionUtil.nms("TileEntityCommand"));
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Object updatePacket = ReflectionUtil.invoke(tileEntityCommand, "getUpdatePacket");
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Object nmsPlayer = ReflectionUtil.invoke(player, "getHandle");
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Object playerConnection = ReflectionUtil.get(nmsPlayer, "playerConnection", ReflectionUtil.nms("PlayerConnection"));
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Method sendPacket = playerConnection.getClass().getMethod("sendPacket", ReflectionUtil.nms("Packet"));
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sendPacket.invoke(playerConnection, updatePacket); //Let the transformer do the work
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}
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}
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@ -1,6 +1,7 @@
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package us.myles.ViaVersion.metadata;
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import org.bukkit.entity.*;
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import org.bukkit.entity.minecart.CommandMinecart;
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public enum MetaIndex {
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@ -105,6 +106,9 @@ public enum MetaIndex {
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MINECART_BLOCK(Minecart.class, 20, Type.Int, 8, NewType.VarInt),
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MINECART_BLOCK_Y(Minecart.class, 21, Type.Int, 9, NewType.VarInt),
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MINECART_SHOWBLOCK(Minecart.class, 22, Type.Byte, 10, NewType.Boolean),
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// Command minecart (they are still broken)
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MINECART_COMMANDBLOCK_COMMAND(CommandMinecart.class,23,Type.String,11,NewType.String),
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MINECART_COMMANDBLOCK_OUTPUT(CommandMinecart.class,24,Type.String,12,NewType.Chat),
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// furnace cart
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FURNACECART_ISPOWERED(org.bukkit.entity.minecart.PoweredMinecart.class, 16, Type.Byte, 11, NewType.Boolean),
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// item drop
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@ -195,6 +195,24 @@ public class IncomingTransformer {
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e.printStackTrace();
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}
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return;
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} else if (name.equals("MC|AutoCmd")) {
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ByteBuf in = Unpooled.wrappedBuffer(b);
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int x = in.readInt();
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int y = in.readInt();
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int z = in.readInt();
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String command = PacketUtil.readString(in);
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boolean flag = in.readBoolean();
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output.clear();
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PacketUtil.writeVarInt(PacketType.PLAY_PLUGIN_MESSAGE_REQUEST.getPacketID(), output);
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PacketUtil.writeString("MC|AdvCdm", output);
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output.writeByte(0);
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output.writeInt(x);
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output.writeInt(y);
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output.writeInt(z);
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PacketUtil.writeString(command, output);
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output.writeBoolean(flag);
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return;
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}
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output.writeBytes(b);
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}
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@ -3,7 +3,6 @@ package us.myles.ViaVersion.transformers;
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import io.netty.buffer.ByteBuf;
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import io.netty.buffer.ByteBufInputStream;
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import io.netty.buffer.ByteBufOutputStream;
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import org.bukkit.entity.EntityType;
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import org.json.simple.JSONObject;
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import org.json.simple.parser.JSONParser;
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@ -11,9 +10,9 @@ import org.json.simple.parser.ParseException;
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import org.spacehq.mc.protocol.data.game.chunk.Column;
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import org.spacehq.mc.protocol.util.NetUtil;
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import org.spacehq.opennbt.NBTIO;
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import org.spacehq.opennbt.tag.builtin.ByteTag;
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import org.spacehq.opennbt.tag.builtin.CompoundTag;
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import org.spacehq.opennbt.tag.builtin.StringTag;
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import us.myles.ViaVersion.CancelException;
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import us.myles.ViaVersion.ConnectionInfo;
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import us.myles.ViaVersion.ViaVersionPlugin;
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@ -87,7 +86,7 @@ public class OutgoingTransformer {
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}
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if (packet == PacketType.PLAY_EFFECT) {
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int effectid = input.readInt();
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if(effectid >= 1000 && effectid < 2000) //Sound effect
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if (effectid >= 1000 && effectid < 2000) //Sound effect
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throw new CancelException();
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output.writeInt(effectid);
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}
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@ -565,8 +564,10 @@ public class OutgoingTransformer {
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}
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if (packet == PacketType.PLAY_UPDATE_BLOCK_ENTITY) {
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long[] pos = PacketUtil.readBlockPosition(input);
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PacketUtil.writeBlockPosition(output, pos[0], pos[1], pos[2]);
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int action = input.readUnsignedByte();
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if(action == 1) { // update spawner
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output.writeByte(action);
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if (action == 1) { // update spawner
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try {
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DataInputStream stream = new DataInputStream(new ByteBufInputStream(input));
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CompoundTag tag = (CompoundTag) NBTIO.readTag(stream);
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@ -574,8 +575,6 @@ public class OutgoingTransformer {
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CompoundTag spawn = new CompoundTag("SpawnData");
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spawn.put(new StringTag("id", entity));
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tag.put(spawn);
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PacketUtil.writeBlockPosition(output, pos[0], pos[1], pos[2]);
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output.writeByte(action);
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DataOutputStream out = new DataOutputStream(new ByteBufOutputStream(output));
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NBTIO.writeTag(out, tag);
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} catch (IOException e) {
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@ -583,8 +582,22 @@ public class OutgoingTransformer {
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}
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return;
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}
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PacketUtil.writeBlockPosition(output, pos[0], pos[1], pos[2]);
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output.writeByte(action);
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if (action == 2) { //Update commandblock
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try {
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CompoundTag nbt = readNBT(input);
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if (nbt == null)
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throw new CancelException();
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//Thanks http://www.minecraftforum.net/forums/minecraft-discussion/redstone-discussion-and/command-blocks/2488148-1-9-nbt-changes-and-additions#TileAllCommandBlocks
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nbt.put(new ByteTag("powered", (byte) 0));
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nbt.put(new ByteTag("auto", (byte) 0));
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nbt.put(new ByteTag("conditionMet", (byte) 0));
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writeNBT(output, nbt);
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return;
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} catch (IOException e) {
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e.printStackTrace();
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throw new CancelException();
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}
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}
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output.writeBytes(input, input.readableBytes());
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return;
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}
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