MapReflectionAPI/src/main/java/tech/sbdevelopment/mapreflectionapi/api/MapWrapper.java

389 lines
16 KiB
Java

/*
* This file is part of MapReflectionAPI.
* Copyright (c) 2022-2023 inventivetalent / SBDevelopment - All Rights Reserved
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package tech.sbdevelopment.mapreflectionapi.api;
import lombok.Getter;
import org.bukkit.Bukkit;
import org.bukkit.GameMode;
import org.bukkit.OfflinePlayer;
import org.bukkit.entity.ItemFrame;
import org.bukkit.entity.Player;
import org.bukkit.inventory.ItemStack;
import org.bukkit.inventory.meta.ItemMeta;
import org.bukkit.metadata.FixedMetadataValue;
import org.jetbrains.annotations.NotNull;
import tech.sbdevelopment.mapreflectionapi.MapReflectionAPI;
import tech.sbdevelopment.mapreflectionapi.api.events.MapContentUpdateEvent;
import tech.sbdevelopment.mapreflectionapi.api.exceptions.MapLimitExceededException;
import tech.sbdevelopment.mapreflectionapi.managers.Configuration;
import tech.sbdevelopment.mapreflectionapi.utils.ReflectionUtil;
import tech.sbdevelopment.mapreflectionapi.utils.XMaterial;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;
import static com.cryptomorin.xseries.reflection.XReflection.*;
import static com.cryptomorin.xseries.reflection.minecraft.MinecraftConnection.getHandle;
import static com.cryptomorin.xseries.reflection.minecraft.MinecraftConnection.sendPacket;
/**
* A {@link MapWrapper} wraps one image.
*/
@Getter
public class MapWrapper extends AbstractMapWrapper {
public static final String REFERENCE_METADATA = "MAP_WRAPPER_REF";
protected ArrayImage content;
/**
* Construct a new {@link MapWrapper}
*
* @param image The {@link ArrayImage} to wrap
*/
public MapWrapper(ArrayImage image) {
this.content = image;
}
private static final Class<?> craftStackClass = getCraftClass("inventory.CraftItemStack");
private static final Class<?> setSlotPacketClass = getNMSClass("network.protocol.game", "PacketPlayOutSetSlot");
private static final Class<?> entityClass = getNMSClass("world.entity", "Entity");
private static final Class<?> dataWatcherClass = getNMSClass("network.syncher", "DataWatcher");
private static final Class<?> entityMetadataPacketClass = getNMSClass("network.protocol.game", "PacketPlayOutEntityMetadata");
private static final Class<?> entityItemFrameClass = getNMSClass("world.entity.decoration", "EntityItemFrame");
private static final Class<?> dataWatcherItemClass = getNMSClass("network.syncher", "DataWatcher$Item");
private static final Class<?> minecraftKeyClass = getNMSClass("resources", "MinecraftKey");
private static final Class<?> builtInRegistriesClass = getNMSClass("core.registries", "BuiltInRegistries");
protected MapController controller = new MapController() {
private final Map<UUID, Integer> viewers = new HashMap<>();
@Override
public void addViewer(Player player) throws MapLimitExceededException {
if (!isViewing(player)) {
viewers.put(player.getUniqueId(), MapReflectionAPI.getMapManager().getNextFreeIdFor(player));
}
}
@Override
public void removeViewer(OfflinePlayer player) {
viewers.remove(player.getUniqueId());
}
@Override
public void clearViewers() {
for (UUID uuid : viewers.keySet()) {
viewers.remove(uuid);
}
}
@Override
public boolean isViewing(OfflinePlayer player) {
if (player == null) return false;
return viewers.containsKey(player.getUniqueId());
}
@Override
public int getMapId(OfflinePlayer player) {
if (isViewing(player)) {
return viewers.get(player.getUniqueId());
}
return -1;
}
@Override
public void update(@NotNull ArrayImage content) {
boolean async = !MapReflectionAPI.getInstance().getServer().isPrimaryThread();
MapContentUpdateEvent event = new MapContentUpdateEvent(MapWrapper.this, content, async);
Bukkit.getPluginManager().callEvent(event);
if (Configuration.getInstance().isImageCache()) {
MapWrapper duplicate = MapReflectionAPI.getMapManager().getDuplicate(content);
if (duplicate != null) {
MapWrapper.this.content = duplicate.getContent();
return;
}
}
MapWrapper.this.content = content;
if (event.isSendContent()) {
for (UUID id : viewers.keySet()) {
sendContent(Bukkit.getPlayer(id));
}
}
}
@Override
public void sendContent(Player player) {
sendContent(player, false);
}
@Override
public void sendContent(Player player, boolean withoutQueue) {
if (!isViewing(player)) return;
int id = getMapId(player);
if (withoutQueue) {
MapSender.sendMap(id, MapWrapper.this.content, player);
} else {
MapSender.addToQueue(id, MapWrapper.this.content, player);
}
}
@Override
public void cancelSend() {
for (int s : viewers.values()) {
MapSender.cancelID(s);
}
}
@Override
public void showInInventory(Player player, int slot, boolean force) {
if (!isViewing(player)) return;
if (player.getGameMode() == GameMode.CREATIVE && !force) return;
if (slot < 9) {
slot += 36;
} else if (slot > 35 && slot != 45) {
slot = 8 - (slot - 36);
}
String inventoryMenuName;
if (supports(21)) {
//1.21 = cc
inventoryMenuName = "cc";
} else if (supports(20)) {
//1.20.5 = cb, 1.20.2 - 1.20.4 = bR, 1.20(.1) = bQ
inventoryMenuName = supports(20, 4) ? "cb" : supports(20, 2) ? "bR" : "bQ";
} else if (supports(19)) {
//1.19.4 = bO, >= 1.19.3 = bT
inventoryMenuName = supports(19, 3) ? "bO" : "bT";
} else if (supports(18)) {
//1.18.1 = ap, 1.18(.2) = ao
inventoryMenuName = supports(18, 1) ? "bV" : "bU";
} else if (supports(17)) {
//1.17, same as 1.18(.2)
inventoryMenuName = "bU";
} else {
//1.12-1.16
inventoryMenuName = "defaultContainer";
}
Object inventoryMenu = ReflectionUtil.getField(getHandle(player), inventoryMenuName);
Object nmsStack = asCraftItemStack(player);
Object packet;
if (supports(17)) { //1.17+
int stateId = (int) ReflectionUtil.callMethod(inventoryMenu, supports(18) ? "j" : "getStateId");
packet = ReflectionUtil.callConstructor(setSlotPacketClass,
0, //0 = Player inventory
stateId,
slot,
nmsStack
);
} else { //1.16-
packet = ReflectionUtil.callConstructor(setSlotPacketClass,
0, //0 = Player inventory
slot,
nmsStack
);
}
sendPacket(player, packet);
}
@Override
public void showInInventory(Player player, int slot) {
showInInventory(player, slot, false);
}
@Override
public void showInHand(Player player, boolean force) {
if (player.getInventory().getItemInMainHand().getType() != XMaterial.FILLED_MAP.parseMaterial() && !force)
return;
showInInventory(player, player.getInventory().getHeldItemSlot(), force);
}
@Override
public void showInHand(Player player) {
showInHand(player, false);
}
@Override
public void showInFrame(Player player, ItemFrame frame) {
showInFrame(player, frame, false);
}
@Override
public void showInFrame(Player player, ItemFrame frame, boolean force) {
if (frame.getItem().getType() != XMaterial.FILLED_MAP.parseMaterial() && !force)
return;
showInFrame(player, frame.getEntityId());
}
@Override
public void showInFrame(Player player, int entityId) {
showInFrame(player, entityId, null);
}
@Override
public void showInFrame(Player player, int entityId, String debugInfo) {
if (!isViewing(player)) return;
ItemStack stack = new ItemStack(XMaterial.FILLED_MAP.parseMaterial(), 1);
if (debugInfo != null) {
ItemMeta itemMeta = stack.getItemMeta();
itemMeta.setDisplayName(debugInfo);
stack.setItemMeta(itemMeta);
}
Bukkit.getScheduler().runTask(MapReflectionAPI.getInstance(), () -> {
ItemFrame frame = MapReflectionAPI.getMapManager().getItemFrameById(player.getWorld(), entityId);
if (frame != null) {
frame.removeMetadata(REFERENCE_METADATA, MapReflectionAPI.getInstance());
frame.setMetadata(REFERENCE_METADATA, new FixedMetadataValue(MapReflectionAPI.getInstance(), MapWrapper.this));
}
sendItemFramePacket(player, entityId, stack, getMapId(player));
});
}
@Override
public void clearFrame(Player player, int entityId) {
sendItemFramePacket(player, entityId, null, -1);
Bukkit.getScheduler().runTask(MapReflectionAPI.getInstance(), () -> {
ItemFrame frame = MapReflectionAPI.getMapManager().getItemFrameById(player.getWorld(), entityId);
if (frame != null) frame.removeMetadata(REFERENCE_METADATA, MapReflectionAPI.getInstance());
});
}
@Override
public void clearFrame(Player player, ItemFrame frame) {
clearFrame(player, frame.getEntityId());
}
private Object asCraftItemStack(Player player) {
return createCraftItemStack(new ItemStack(XMaterial.FILLED_MAP.parseMaterial(), 1, (short) getMapId(player)), (short) getMapId(player));
}
private Object createCraftItemStack(@NotNull ItemStack stack, int mapId) {
if (mapId < 0) return null;
Object nmsStack = ReflectionUtil.callMethod(craftStackClass, "asNMSCopy", stack);
//1.20.5 uses new NBT compound system
if (supports(20, 4)) {
Object mapIdComponent = ReflectionUtil.getDeclaredField(getNMSClass("core.component", "DataComponents"), supports(21, 2) ? "L" : "B"); //1.21.2+ uses L, otherwise B
Object mapId1 = ReflectionUtil.callConstructor(getNMSClass("world.level.saveddata.maps", "MapId"), mapId);
// Use generic reflection because of generics
// <T> T ItemStack#b(DataComponentType<? super T> dataComponentType, T t)
try {
Method m = nmsStack.getClass().getMethod("b", getNMSClass("core.component", "DataComponentType"), Object.class);
m.setAccessible(true);
m.invoke(nmsStack, mapIdComponent, mapId1);
} catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException ex) {
ex.printStackTrace();
return null;
}
} else if (supports(13)) {
String nbtObjectName;
if (supports(20)) { //1.20
nbtObjectName = "w";
} else if (supports(19)) { //1.19
nbtObjectName = "v";
} else if (supports(18)) { //1.18
nbtObjectName = supports(18, 1) ? "t" : "u"; //1.18.1 = t, 1.18(.2) = u
} else { //1.13 - 1.17
nbtObjectName = "getOrCreateTag";
}
Object nbtObject = ReflectionUtil.callMethod(nmsStack, nbtObjectName);
ReflectionUtil.callMethod(nbtObject, supports(18) ? "a" : "setInt", "map", mapId);
}
return nmsStack;
}
private void sendItemFramePacket(Player player, int entityId, ItemStack stack, int mapId) {
Object nmsStack = createCraftItemStack(stack, mapId);
String dataWatcherObjectName;
if (supports(21)) { //1.21
dataWatcherObjectName = supports(21, 2) ? "e" : "f"; //1.21.2+ = e, 1.21(.1) = f
} else if (supports(19, 3)) { //1.19.3 and 1.20(.1)
dataWatcherObjectName = "g";
} else if (supports(19)) { //1.19-1.19.2
dataWatcherObjectName = "ao";
} else if (supports(18)) { //1.18
dataWatcherObjectName = supports(18, 1) ? "ap" : "ao"; //1.18.1 = ap, 1.18(.2) = ao
} else if (supports(17)) { //1.17
dataWatcherObjectName = "ao";
} else if (supports(14)) { //1.14 - 1.16
dataWatcherObjectName = "ITEM";
} else if (supports(13)) { //1.13
dataWatcherObjectName = "e";
} else { //1.12
dataWatcherObjectName = "c";
}
Object dataWatcherObject = ReflectionUtil.getDeclaredField(entityItemFrameClass, dataWatcherObjectName);
ReflectionUtil.ListParam<Object> list = new ReflectionUtil.ListParam<>();
Object packet;
if (supports(19, 3)) { //1.19.3
Class<?> dataWatcherRecordClass = getNMSClass("network.syncher", "DataWatcher$" + (supports(20, 4) ? "c" : "b"));
// Sadly not possible to use ReflectionUtil (in its current state), because of the Object parameter
Object dataWatcherItem;
try {
Method m = dataWatcherRecordClass.getMethod("a", dataWatcherObject.getClass(), Object.class);
m.setAccessible(true);
dataWatcherItem = m.invoke(null, dataWatcherObject, nmsStack);
} catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException ex) {
ex.printStackTrace();
return;
}
list.add(dataWatcherItem);
packet = ReflectionUtil.callConstructor(entityMetadataPacketClass,
entityId,
list
);
} else { //1.19.2 or lower
Object dataWatcher = ReflectionUtil.callConstructorNull(dataWatcherClass, entityClass);
packet = ReflectionUtil.callConstructor(entityMetadataPacketClass,
entityId,
dataWatcher, //dummy watcher!
true
);
Object dataWatcherItem = ReflectionUtil.callFirstConstructor(dataWatcherItemClass, dataWatcherObject, nmsStack);
list.add(dataWatcherItem);
ReflectionUtil.setDeclaredField(packet, "b", list);
}
sendPacket(player, packet);
}
};
}