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package com.encrox.instancedregions;
import java.util.ArrayList;
import java.util.UUID;
import org.bukkit.Bukkit;
import org.bukkit.Material;
import org.bukkit.World;
import org.bukkit.WorldType;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.Listener;
import org.bukkit.event.block.BlockBreakEvent;
import org.bukkit.event.block.BlockPlaceEvent;
import org.bukkit.plugin.Plugin;
import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.ProtocolLibrary;
import com.comphenix.protocol.ProtocolManager;
import com.comphenix.protocol.events.ListenerPriority;
import com.comphenix.protocol.events.PacketAdapter;
import com.comphenix.protocol.events.PacketContainer;
import com.comphenix.protocol.events.PacketEvent;
import com.comphenix.protocol.reflect.StructureModifier;
import com.comphenix.protocol.wrappers.BlockPosition;
import com.encrox.instancedregions.chunkmap.ChunkData;
import com.encrox.instancedregions.chunkmap.ChunkMapManager;
import com.encrox.instancedregions.types.BlockState;
import com.sk89q.worldedit.BlockVector;
import com.sk89q.worldedit.Vector;
import com.sk89q.worldguard.protection.regions.ProtectedCuboidRegion;
import com.sk89q.worldguard.protection.regions.ProtectedRegion;
public class InstancedProtectedCuboidRegion extends ProtectedCuboidRegion implements Listener {
private ArrayList<Player> players;
private ArrayList<DereferencedBlock> blockBreaks, blockPlaces;
private ArrayList<BlockVector> changeWhitelist;
private ProtocolManager pmgr;
private PacketAdapter mapAdapter, spawnEntityAdapter, spawnExperienceOrbAdapter, spawnMobAdapter, spawnPlayerAdapter, blockBreakAdapter, blockChangeAdapter, multiBlockChangeAdapter;
private World world;
public InstancedProtectedCuboidRegion(Plugin plugin, final World world, String id, BlockVector pt1, BlockVector pt2) {
super(id, pt1, pt2);
Bukkit.getPluginManager().registerEvents(this, plugin);
players = new ArrayList<Player>();
blockBreaks = new ArrayList<DereferencedBlock>();
blockPlaces = new ArrayList<DereferencedBlock>();
changeWhitelist = new ArrayList<BlockVector>();
this.world = world;
pmgr = ProtocolLibrary.getProtocolManager();
//catch chunk data
mapAdapter = new PacketAdapter(plugin, ListenerPriority.NORMAL, PacketType.Play.Server.MAP_CHUNK){
@Override
public void onPacketSending(PacketEvent event) {
Player player = event.getPlayer();
if(world.equals(player.getWorld()) && players.contains(event.getPlayer())) {
PacketContainer packet = event.getPacket();
StructureModifier<Integer> ints = packet.getIntegers();
StructureModifier<byte[]> byteArray = packet.getByteArrays();
StructureModifier<Boolean> bools = packet.getBooleans();
ChunkData chunkData = new ChunkData();
chunkData.chunkX = ints.read(0);
chunkData.chunkZ = ints.read(1);
chunkData.groundUpContinuous = bools.read(0);
chunkData.primaryBitMask = ints.read(2);
chunkData.data = byteArray.read(0);
chunkData.isOverworld = event.getPlayer().getWorld().getWorldType() == WorldType.NORMAL;
ChunkMapManager cmm = new ChunkMapManager(chunkData);
ArrayList<ProtectedRegion> col = new ArrayList<ProtectedRegion>();
col.add(new ProtectedCuboidRegion("current", new BlockVector(chunkData.chunkX<<4, 0, chunkData.chunkZ<<4), new BlockVector((chunkData.chunkX<<4)|15, 256, (chunkData.chunkZ<<4)|15)));
try {
if(getIntersectingRegions(col).isEmpty()) {
PacketContainer unloadPacket = new PacketContainer(PacketType.Play.Server.UNLOAD_CHUNK);
unloadPacket.getIntegers().write(0, chunkData.chunkX).write(1, chunkData.chunkZ);
pmgr.sendServerPacket(player, unloadPacket);
cmm.init();
for(int y = 0; y<16; y++) {
for(int z = 0; z<16; z++) {
for(int x = 0; x<16; x++) {
try {
cmm.readNextBlock();
} catch(Exception e1) {
}
//int blockData = cmm.readNextBlock();
BlockState blockState = new BlockState();
//ChunkMapManager.blockDataToState(blockData, blockState);
blockState.id = 0;
blockState.meta = 0;
//blockData = ChunkMapManager.blockStateToData(blockState);
cmm.writeOutputBlock(ChunkMapManager.blockStateToData(blockState));
}
}
}
cmm.finalizeOutput();
byteArray.write(0, cmm.createOutput());
}
} catch(Exception e) {
}
}
}
};
//catch entity objects (chests, signs ...)
spawnEntityAdapter = new PacketAdapter(plugin, ListenerPriority.NORMAL, PacketType.Play.Server.SPAWN_ENTITY){
@Override
public void onPacketSending(PacketEvent event) {
Player player = event.getPlayer();
if(world.equals(player.getWorld()) && players.contains(event.getPlayer())) {
PacketContainer packet = event.getPacket();
StructureModifier<Double> doubles = packet.getDoubles();
double x = doubles.read(0);
double y = doubles.read(1);
double z = doubles.read(2);
if(!contains(new Vector(x, y, z))) {
event.setCancelled(true);
}
}
}
};
//catch experience orbs
spawnExperienceOrbAdapter = new PacketAdapter(plugin, ListenerPriority.NORMAL, PacketType.Play.Server.SPAWN_ENTITY_EXPERIENCE_ORB){
@Override
public void onPacketSending(PacketEvent event) {
Player player = event.getPlayer();
if(world.equals(player.getWorld()) && players.contains(event.getPlayer())) {
PacketContainer packet = event.getPacket();
StructureModifier<Double> doubles = packet.getDoubles();
double x = doubles.read(0);
double y = doubles.read(1);
double z = doubles.read(2);
if(!contains(new Vector(x, y, z))) {
event.setCancelled(true);
}
}
}
};
//catch mobs
spawnMobAdapter = new PacketAdapter(plugin, ListenerPriority.NORMAL, PacketType.Play.Server.SPAWN_ENTITY_LIVING){
@Override
public void onPacketSending(PacketEvent event) {
Player player = event.getPlayer();
if(world.equals(player.getWorld()) && players.contains(event.getPlayer())) {
PacketContainer packet = event.getPacket();
StructureModifier<Double> doubles = packet.getDoubles();
double x = doubles.read(0);
double y = doubles.read(1);
double z = doubles.read(2);
if(!contains(new Vector(x, y, z))) {
event.setCancelled(true);
}
}
}
};
//catch players
spawnPlayerAdapter = new PacketAdapter(plugin, ListenerPriority.NORMAL, PacketType.Play.Server.NAMED_ENTITY_SPAWN){
@Override
public void onPacketSending(PacketEvent event) {
Player player = event.getPlayer();
if(world.equals(player.getWorld()) && players.contains(event.getPlayer())) {
PacketContainer packet = event.getPacket();
StructureModifier<UUID> uuids = packet.getUUIDs();
UUID uuid = uuids.read(0);
for(int i = 0, size = players.size(); i<size; i++) {
if(!players.get(i).getUniqueId().equals(uuid)) {
event.setCancelled(true);
}
}
}
}
};
//catch block break animations
blockBreakAdapter = new PacketAdapter(plugin, ListenerPriority.NORMAL, PacketType.Play.Server.BLOCK_BREAK_ANIMATION){
@Override
public void onPacketSending(PacketEvent event) {
Player player = event.getPlayer();
if(world.equals(player.getWorld()) && players.contains(event.getPlayer())) {
PacketContainer packet = event.getPacket();
long position = packet.getLongs().read(0);
long x = position >> 38;
long y = (position >> 26) & 0xFFF;
long z = position << 38 >> 38;
InstancedRegions.logger.info("block break: " + x + ", " + y + ", " + z);
}
}
};
//catch block changes
blockChangeAdapter = new PacketAdapter(plugin, ListenerPriority.NORMAL, PacketType.Play.Server.BLOCK_CHANGE){
@Override
public void onPacketSending(PacketEvent event) {
Player player = event.getPlayer();
if(world.equals(player.getWorld()) && players.contains(event.getPlayer())) {
//InstancedRegions.logger.info("BLOCK_CHANGE");//erst pasten, dann region newen
PacketContainer packet = event.getPacket();
StructureModifier<BlockPosition> bps = packet.getBlockPositionModifier();
BlockPosition bp = bps.read(0);
//InstancedRegions.logger.info("BLOCK_CHANGE at: " + bp.getX() + ", " + bp.getY() + ", " + bp.getZ());
BlockVector bv = new BlockVector(bp.getX(), bp.getY(), bp.getZ());
if(!contains(bv)) {
if(changeWhitelist.contains(bv)) {
changeWhitelist.remove(bv);
} else {
event.setCancelled(true);
}
}
}
}
};
//catch multi block changes
multiBlockChangeAdapter = new PacketAdapter(plugin, ListenerPriority.NORMAL, PacketType.Play.Server.MULTI_BLOCK_CHANGE){
@Override
public void onPacketSending(PacketEvent event) {
Player player = event.getPlayer();
if(world.equals(player.getWorld()) && players.contains(event.getPlayer())) {
try {
//InstancedRegions.logger.info("MULTI_BLOCK_CHANGE");
PacketContainer packet = event.getPacket();
StructureModifier<int[]> ints = packet.getIntegerArrays();
int[] coords = ints.read(0);
int chunkX = coords[0];
int chunkZ = coords[1];
ArrayList<ProtectedRegion> col = new ArrayList<ProtectedRegion>();
col.add(new ProtectedCuboidRegion("current", new BlockVector(chunkX<<4, 0, chunkZ<<4), new BlockVector((chunkX<<4)|15, 256, (chunkZ<<4)|15)));
if(getIntersectingRegions(col).isEmpty()) {
event.setCancelled(true);
}
} catch(Exception e) {
}
}
}
};
}
public void addPlayer(Player player) {
players.add(player);
}
public void removePlayer(Player player) {
players.remove(player);
}
public void apply() {
pmgr.addPacketListener(mapAdapter);
pmgr.addPacketListener(spawnEntityAdapter);
pmgr.addPacketListener(spawnExperienceOrbAdapter);
pmgr.addPacketListener(spawnMobAdapter);
pmgr.addPacketListener(spawnPlayerAdapter);
pmgr.addPacketListener(blockBreakAdapter);
pmgr.addPacketListener(blockChangeAdapter);
pmgr.addPacketListener(multiBlockChangeAdapter);
}
@EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
public void onBlockBreak(BlockBreakEvent event) {
DereferencedBlock block = new DereferencedBlock(event.getBlock());
if(players.contains(event.getPlayer()) && contains(block.location.getBlockX(), block.location.getBlockY(), block.location.getBlockZ())) {
blockBreaks.add(block);
}
}
@EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
public void onBlockPlace(BlockPlaceEvent event) {
DereferencedBlock block = new DereferencedBlock(event.getBlock());
if(players.contains(event.getPlayer()) && contains(block.location.getBlockX(), block.location.getBlockY(), block.location.getBlockZ())) {
blockPlaces.add(block);
}
}
public void addToChangeWhitelist(BlockVector bv) {
changeWhitelist.add(bv);
}
public void dispose() {
DereferencedBlock current;
for(int i = 0, size = blockBreaks.size(); i<size; i++) {
current = blockBreaks.get(i);
world.getBlockAt(current.location).setType(current.type);
}
for(int i = 0, size = blockPlaces.size(); i<size; i++) {
current = blockPlaces.get(i);
world.getBlockAt(current.location).setType(Material.AIR);
}
pmgr.removePacketListener(mapAdapter);
pmgr.removePacketListener(spawnEntityAdapter);
pmgr.removePacketListener(spawnExperienceOrbAdapter);
pmgr.removePacketListener(spawnMobAdapter);
pmgr.removePacketListener(spawnPlayerAdapter);
pmgr.removePacketListener(blockBreakAdapter);
pmgr.removePacketListener(blockChangeAdapter);
pmgr.removePacketListener(multiBlockChangeAdapter);
}
}
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