/
PlayerHelperImpl.java
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/
PlayerHelperImpl.java
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package com.denizenscript.denizen.nms.v1_17.helpers;
import com.denizenscript.denizen.Denizen;
import com.denizenscript.denizen.nms.enums.CustomEntityType;
import com.denizenscript.denizen.nms.v1_17.Handler;
import com.denizenscript.denizen.nms.v1_17.ReflectionMappingsInfo;
import com.denizenscript.denizen.nms.v1_17.impl.ImprovedOfflinePlayerImpl;
import com.denizenscript.denizen.nms.v1_17.impl.entities.CraftFakePlayerImpl;
import com.denizenscript.denizen.nms.v1_17.impl.entities.EntityItemProjectileImpl;
import com.denizenscript.denizen.nms.v1_17.impl.network.handlers.AbstractListenerPlayInImpl;
import com.denizenscript.denizen.nms.v1_17.impl.network.handlers.DenizenNetworkManagerImpl;
import com.denizenscript.denizen.objects.EntityTag;
import com.denizenscript.denizen.objects.ItemTag;
import com.denizenscript.denizen.objects.LocationTag;
import com.denizenscript.denizen.objects.PlayerTag;
import com.denizenscript.denizen.utilities.FormattedTextHelper;
import com.denizenscript.denizen.utilities.entity.DenizenEntityType;
import com.denizenscript.denizen.utilities.entity.FakeEntity;
import com.denizenscript.denizencore.objects.Mechanism;
import com.mojang.authlib.GameProfile;
import com.denizenscript.denizen.nms.abstracts.ImprovedOfflinePlayer;
import com.denizenscript.denizen.nms.interfaces.PlayerHelper;
import com.denizenscript.denizencore.utilities.ReflectionHelper;
import com.denizenscript.denizencore.utilities.debugging.Debug;
import net.md_5.bungee.api.ChatColor;
import net.minecraft.network.protocol.game.*;
import net.minecraft.network.syncher.EntityDataAccessor;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.server.MinecraftServer;
import net.minecraft.server.level.ServerEntity;
import net.minecraft.server.level.ServerPlayer;
import net.minecraft.server.level.ChunkMap;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.server.network.ServerGamePacketListenerImpl;
import net.minecraft.server.players.ServerOpList;
import net.minecraft.server.players.ServerOpListEntry;
import net.minecraft.stats.ServerRecipeBook;
import net.minecraft.world.entity.LivingEntity;
import net.minecraft.world.item.crafting.Recipe;
import net.minecraft.world.level.ChunkPos;
import org.bukkit.*;
import org.bukkit.Chunk;
import org.bukkit.Material;
import org.bukkit.SoundCategory;
import org.bukkit.boss.BossBar;
import org.bukkit.craftbukkit.v1_17_R1.CraftServer;
import org.bukkit.craftbukkit.v1_17_R1.CraftWorld;
import org.bukkit.craftbukkit.v1_17_R1.boss.CraftBossBar;
import org.bukkit.craftbukkit.v1_17_R1.entity.CraftPlayer;
import org.bukkit.craftbukkit.v1_17_R1.inventory.CraftItemStack;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
import org.bukkit.inventory.ItemStack;
import org.bukkit.scheduler.BukkitRunnable;
import java.lang.reflect.Field;
import java.util.*;
public class PlayerHelperImpl extends PlayerHelper {
public static final Field ATTACK_COOLDOWN_TICKS = ReflectionHelper.getFields(LivingEntity.class).get(ReflectionMappingsInfo.LivingEntity_attackStrengthTicker);
public static final Map<String, Field> PLAYER_CONNECTION_FIELDS = ReflectionHelper.getFields(ServerGamePacketListenerImpl.class);
public static final Field FLY_TICKS = PLAYER_CONNECTION_FIELDS.get(ReflectionMappingsInfo.ServerGamePacketListenerImpl_aboveGroundTickCount);
public static final Field VEHICLE_FLY_TICKS = PLAYER_CONNECTION_FIELDS.get(ReflectionMappingsInfo.ServerGamePacketListenerImpl_aboveGroundVehicleTickCount);
public static final EntityDataAccessor<Byte> ENTITY_HUMAN_SKINLAYERS_DATAWATCHER;
static {
EntityDataAccessor<Byte> skinlayers = null;
try {
skinlayers = (EntityDataAccessor<Byte>) ReflectionHelper.getFields(net.minecraft.world.entity.player.Player.class).get(ReflectionMappingsInfo.Player_DATA_PLAYER_MODE_CUSTOMISATION).get(null);
}
catch (Throwable ex) {
ex.printStackTrace();
}
ENTITY_HUMAN_SKINLAYERS_DATAWATCHER = skinlayers;
}
@Override
public void stopSound(Player player, String sound, SoundCategory category) {
ResourceLocation soundKey = sound == null ? null : new ResourceLocation(sound);
net.minecraft.sounds.SoundSource nmsCategory = category == null ? null : net.minecraft.sounds.SoundSource.valueOf(category.name());
((CraftPlayer) player).getHandle().connection.send(new ClientboundStopSoundPacket(soundKey, nmsCategory));
}
@Override
public void deTrackEntity(Player player, Entity entity) {
ServerPlayer nmsPlayer = ((CraftPlayer) player).getHandle();
ServerLevel world = (ServerLevel) nmsPlayer.level;
ChunkMap.TrackedEntity tracker = world.getChunkProvider().chunkMap.G.get(entity.getEntityId());
if (tracker == null) {
return;
}
sendEntityDestroy(player, entity);
tracker.removePlayer(nmsPlayer);
}
public static class TrackerData {
public PlayerTag player;
public ServerEntity tracker;
}
@Override
public FakeEntity sendEntitySpawn(List<PlayerTag> players, DenizenEntityType entityType, LocationTag location, ArrayList<Mechanism> mechanisms, int customId, UUID customUUID, boolean autoTrack) {
CraftWorld world = ((CraftWorld) location.getWorld());
net.minecraft.world.entity.Entity nmsEntity;
if (entityType.isCustom()) {
if (entityType.customEntityType == CustomEntityType.ITEM_PROJECTILE) {
org.bukkit.inventory.ItemStack itemStack = new ItemStack(Material.STONE);
for (Mechanism mechanism : mechanisms) {
if (mechanism.matches("item") && mechanism.requireObject(ItemTag.class)) {
itemStack = mechanism.valueAsType(ItemTag.class).getItemStack();
}
}
nmsEntity = new EntityItemProjectileImpl(world.getHandle(), location, CraftItemStack.asNMSCopy(itemStack));
}
else if (entityType.customEntityType == CustomEntityType.FAKE_PLAYER) {
String name = null;
String skin = null;
for (Mechanism mechanism : new ArrayList<>(mechanisms)) {
if (mechanism.matches("name")) {
name = mechanism.getValue().asString();
mechanisms.remove(mechanism);
}
else if (mechanism.matches("skin")) {
skin = mechanism.getValue().asString();
mechanisms.remove(mechanism);
}
if (name != null && skin != null) {
break;
}
}
nmsEntity = ((CraftFakePlayerImpl) CustomEntityHelperImpl.spawnFakePlayer(location, name, skin, false)).getHandle();
}
else {
throw new IllegalArgumentException("entityType");
}
}
else {
nmsEntity = world.createEntity(location, entityType.getBukkitEntityType().getEntityClass());
}
if (customUUID != null) {
nmsEntity.setId(customId);
nmsEntity.setUUID(customUUID);
}
EntityTag entity = new EntityTag(nmsEntity.getBukkitEntity());
for (Mechanism mechanism : mechanisms) {
entity.safeAdjustDuplicate(mechanism);
}
nmsEntity.unsetRemoved();
FakeEntity fake = new FakeEntity(players, location, entity.getBukkitEntity().getEntityId());
fake.entity = new EntityTag(entity.getBukkitEntity());
fake.entity.isFake = true;
fake.entity.isFakeValid = true;
List<TrackerData> trackers = new ArrayList<>();
fake.triggerSpawnPacket = (player) -> {
ServerPlayer nmsPlayer = ((CraftPlayer) player.getPlayerEntity()).getHandle();
ServerGamePacketListenerImpl conn = nmsPlayer.connection;
final ServerEntity tracker = new ServerEntity(world.getHandle(), nmsEntity, 1, true, conn::send, Collections.singleton(nmsPlayer.connection));
tracker.addPairing(nmsPlayer);
final TrackerData data = new TrackerData();
data.player = player;
data.tracker = tracker;
trackers.add(data);
if (autoTrack) {
new BukkitRunnable() {
boolean wasOnline = true;
@Override
public void run() {
if (!fake.entity.isFakeValid) {
cancel();
return;
}
if (player.isOnline()) {
if (!wasOnline) {
tracker.addPairing(((CraftPlayer) player.getPlayerEntity()).getHandle());
wasOnline = true;
}
tracker.sendChanges();
}
else if (wasOnline) {
wasOnline = false;
}
}
}.runTaskTimer(Denizen.getInstance(), 1, 1);
}
};
for (PlayerTag player : players) {
fake.triggerSpawnPacket.accept(player);
}
fake.triggerUpdatePacket = () -> {
for (TrackerData tracker : trackers) {
if (tracker.player.isOnline()) {
tracker.tracker.sendChanges();
}
}
};
fake.triggerDestroyPacket = () -> {
for (TrackerData tracker : trackers) {
if (tracker.player.isOnline()) {
tracker.tracker.removePairing(((CraftPlayer) tracker.player.getPlayerEntity()).getHandle());
}
}
trackers.clear();
};
return fake;
}
@Override
public void sendEntityDestroy(Player player, Entity entity) {
((CraftPlayer) player).getHandle().connection.send(new ClientboundRemoveEntityPacket(entity.getEntityId()));
}
@Override
public int getFlyKickCooldown(Player player) {
ServerGamePacketListenerImpl conn = ((CraftPlayer) player).getHandle().connection;
if (conn instanceof AbstractListenerPlayInImpl) {
conn = ((AbstractListenerPlayInImpl) conn).oldListener;
}
try {
return Math.max(80 - Math.max(FLY_TICKS.getInt(conn), VEHICLE_FLY_TICKS.getInt(conn)), 0);
}
catch (IllegalAccessException e) {
Debug.echoError(e);
}
return 80;
}
@Override
public void setFlyKickCooldown(Player player, int ticks) {
ticks = 80 - ticks;
ServerGamePacketListenerImpl conn = ((CraftPlayer) player).getHandle().connection;
if (conn instanceof AbstractListenerPlayInImpl) {
conn = ((AbstractListenerPlayInImpl) conn).oldListener;
}
try {
FLY_TICKS.setInt(conn, ticks);
VEHICLE_FLY_TICKS.setInt(conn, ticks);
}
catch (IllegalAccessException e) {
Debug.echoError(e);
}
}
@Override
public int ticksPassedDuringCooldown(Player player) {
try {
return ATTACK_COOLDOWN_TICKS.getInt(((CraftPlayer) player).getHandle());
}
catch (IllegalAccessException e) {
Debug.echoError(e);
}
return -1;
}
@Override
public float getMaxAttackCooldownTicks(Player player) {
return ((CraftPlayer) player).getHandle().getCurrentItemAttackStrengthDelay() + 3;
}
@Override
public float getAttackCooldownPercent(Player player) {
return ((CraftPlayer) player).getHandle().getAttackStrengthScale(0.5f);
}
@Override
public void setAttackCooldown(Player player, int ticks) {
try {
ATTACK_COOLDOWN_TICKS.setInt(((CraftPlayer) player).getHandle(), ticks);
}
catch (IllegalAccessException e) {
Debug.echoError(e);
}
}
@Override
public boolean hasChunkLoaded(Player player, Chunk chunk) {
return ((CraftWorld) chunk.getWorld()).getHandle().getChunkProvider().chunkMap
.getPlayers(new ChunkPos(chunk.getX(), chunk.getZ()), false)
.anyMatch(entityPlayer -> entityPlayer.getUUID().equals(player.getUniqueId()));
}
@Override
public int getPing(Player player) {
return ((CraftPlayer) player).getHandle().latency;
}
@Override
public void setTemporaryOp(Player player, boolean op) {
MinecraftServer server = ((CraftServer) Bukkit.getServer()).getServer();
GameProfile profile = ((CraftPlayer) player).getProfile();
ServerOpList opList = server.getPlayerList().getOps();
if (op) {
int permLevel = server.getOperatorUserPermissionLevel();
opList.add(new ServerOpListEntry(profile, permLevel, opList.canBypassPlayerLimit(profile)));
}
else {
opList.remove(profile);
}
player.recalculatePermissions();
}
@Override
public void showEndCredits(Player player) {
((CraftPlayer) player).getHandle().wonGame = true;
((CraftPlayer) player).getHandle().connection.send(new ClientboundGameEventPacket(ClientboundGameEventPacket.WIN_GAME, 1f));
}
@Override
public ImprovedOfflinePlayer getOfflineData(UUID uuid) {
return new ImprovedOfflinePlayerImpl(uuid);
}
@Override
public ImprovedOfflinePlayer getOfflineData(OfflinePlayer offlinePlayer) {
return new ImprovedOfflinePlayerImpl(offlinePlayer.getUniqueId());
}
@Override
public void resendRecipeDetails(Player player) {
Collection<Recipe<?>> recipes = ((CraftServer) Bukkit.getServer()).getServer().getRecipeManager().getRecipes();
ClientboundUpdateRecipesPacket updatePacket = new ClientboundUpdateRecipesPacket(recipes);
((CraftPlayer) player).getHandle().connection.send(updatePacket);
}
@Override
public void resendDiscoveredRecipes(Player player) {
ServerRecipeBook recipeBook = ((CraftPlayer) player).getHandle().getRecipeBook();
recipeBook.sendInitialRecipeBook(((CraftPlayer) player).getHandle());
}
@Override
public void quietlyAddRecipe(Player player, NamespacedKey key) {
ServerRecipeBook recipeBook = ((CraftPlayer) player).getHandle().getRecipeBook();
Recipe<?> recipe = ItemHelperImpl.getNMSRecipe(key);
if (recipe == null) {
Debug.echoError("Cannot add recipe '" + key + "': it does not exist.");
return;
}
recipeBook.add(recipe);
recipeBook.addHighlight(recipe);
}
@Override
public String getPlayerBrand(Player player) {
return ((DenizenNetworkManagerImpl) ((CraftPlayer) player).getHandle().connection.connection).packetListener.brand;
}
@Override
public byte getSkinLayers(Player player) {
return ((CraftPlayer) player).getHandle().getEntityData().get(ENTITY_HUMAN_SKINLAYERS_DATAWATCHER);
}
@Override
public void setSkinLayers(Player player, byte flags) {
((CraftPlayer) player).getHandle().getEntityData().set(ENTITY_HUMAN_SKINLAYERS_DATAWATCHER, flags);
}
@Override
public void setBossBarTitle(BossBar bar, String title) {
((CraftBossBar) bar).getHandle().name = Handler.componentToNMS(FormattedTextHelper.parse(title, ChatColor.WHITE));
((CraftBossBar) bar).getHandle().broadcast(ClientboundBossEventPacket::createUpdateNamePacket);
}
}