Geyser/connector/src/main/java/org/geysermc/connector/network/translators/Translators.java

176 lines
8.8 KiB
Java

/*
* Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @author GeyserMC
* @link https://github.com/GeyserMC/Geyser
*/
package org.geysermc.connector.network.translators;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import com.github.steveice10.mc.protocol.data.game.window.WindowType;
import com.nukkitx.protocol.bedrock.data.ContainerType;
import it.unimi.dsi.fastutil.objects.ObjectArrayList;
import org.geysermc.connector.GeyserConnector;
import org.geysermc.connector.network.translators.world.block.BlockTranslator;
import org.geysermc.connector.network.translators.world.block.entity.*;
import org.geysermc.connector.network.translators.inventory.*;
import org.geysermc.connector.network.translators.inventory.updater.ContainerInventoryUpdater;
import org.geysermc.connector.network.translators.inventory.updater.InventoryUpdater;
import org.geysermc.connector.network.translators.item.ItemTranslator;
import org.reflections.Reflections;
import com.github.steveice10.packetlib.packet.Packet;
import com.nukkitx.nbt.CompoundTagBuilder;
import com.nukkitx.nbt.NbtUtils;
import com.nukkitx.nbt.stream.NBTOutputStream;
import com.nukkitx.nbt.tag.CompoundTag;
import com.nukkitx.protocol.bedrock.BedrockPacket;
import lombok.Getter;
public class Translators {
@Getter
private static ItemTranslator itemTranslator;
@Getter
private static Map<WindowType, InventoryTranslator> inventoryTranslators = new HashMap<>();
@Getter
private static Map<String, BlockEntityTranslator> blockEntityTranslators = new HashMap<>();
@Getter
private static ObjectArrayList<RequiresBlockState> requiresBlockStateMap = new ObjectArrayList<>();
private static final CompoundTag EMPTY_TAG = CompoundTagBuilder.builder().buildRootTag();
public static final byte[] EMPTY_LEVEL_CHUNK_DATA;
static {
try (ByteArrayOutputStream outputStream = new ByteArrayOutputStream()) {
outputStream.write(new byte[258]); // Biomes + Border Size + Extra Data Size
try (NBTOutputStream stream = NbtUtils.createNetworkWriter(outputStream)) {
stream.write(EMPTY_TAG);
}
EMPTY_LEVEL_CHUNK_DATA = outputStream.toByteArray();
}catch (IOException e) {
throw new AssertionError("Unable to generate empty level chunk data");
}
}
@SuppressWarnings("unchecked")
public static void start() {
Reflections ref = new Reflections("org.geysermc.connector.network.translators");
for (Class<?> clazz : ref.getTypesAnnotatedWith(Translator.class)) {
Class<?> packet = clazz.getAnnotation(Translator.class).packet();
GeyserConnector.getInstance().getLogger().debug("Found annotated translator: " + clazz.getCanonicalName() + " : " + packet.getSimpleName());
try {
if (Packet.class.isAssignableFrom(packet)) {
Class<? extends Packet> targetPacket = (Class<? extends Packet>) packet;
PacketTranslator<? extends Packet> translator = (PacketTranslator<? extends Packet>) clazz.newInstance();
Registry.registerJava(targetPacket, translator);
} else if (BedrockPacket.class.isAssignableFrom(packet)) {
Class<? extends BedrockPacket> targetPacket = (Class<? extends BedrockPacket>) packet;
PacketTranslator<? extends BedrockPacket> translator = (PacketTranslator<? extends BedrockPacket>) clazz.newInstance();
Registry.registerBedrock(targetPacket, translator);
} else {
GeyserConnector.getInstance().getLogger().error("Class " + clazz.getCanonicalName() + " is annotated as a translator but has an invalid target packet.");
}
} catch (InstantiationException | IllegalAccessException e) {
GeyserConnector.getInstance().getLogger().error("Could not instantiate annotated translator " + clazz.getCanonicalName() + ".");
}
}
itemTranslator = new ItemTranslator();
itemTranslator.init();
BlockTranslator.init();
registerBlockEntityTranslators();
registerInventoryTranslators();
}
private static void registerBlockEntityTranslators() {
Reflections ref = new Reflections("org.geysermc.connector.network.translators.world.block.entity");
for (Class<?> clazz : ref.getTypesAnnotatedWith(BlockEntity.class)) {
GeyserConnector.getInstance().getLogger().debug("Found annotated block entity: " + clazz.getCanonicalName());
try {
blockEntityTranslators.put(clazz.getAnnotation(BlockEntity.class).name(), (BlockEntityTranslator) clazz.newInstance());
} catch (InstantiationException | IllegalAccessException e) {
GeyserConnector.getInstance().getLogger().error("Could not instantiate annotated block entity " + clazz.getCanonicalName() + ".");
}
}
for (Class<?> clazz : ref.getSubTypesOf(RequiresBlockState.class)) {
GeyserConnector.getInstance().getLogger().debug("Found block entity that requires block state: " + clazz.getCanonicalName());
try {
requiresBlockStateMap.add((RequiresBlockState) clazz.newInstance());
} catch (InstantiationException | IllegalAccessException e) {
GeyserConnector.getInstance().getLogger().error("Could not instantiate required block state " + clazz.getCanonicalName() + ".");
}
}
}
private static void registerInventoryTranslators() {
inventoryTranslators.put(null, new PlayerInventoryTranslator()); //player inventory
inventoryTranslators.put(WindowType.GENERIC_9X1, new SingleChestInventoryTranslator(9));
inventoryTranslators.put(WindowType.GENERIC_9X2, new SingleChestInventoryTranslator(18));
inventoryTranslators.put(WindowType.GENERIC_9X3, new SingleChestInventoryTranslator(27));
inventoryTranslators.put(WindowType.GENERIC_9X4, new DoubleChestInventoryTranslator(36));
inventoryTranslators.put(WindowType.GENERIC_9X5, new DoubleChestInventoryTranslator(45));
inventoryTranslators.put(WindowType.GENERIC_9X6, new DoubleChestInventoryTranslator(54));
inventoryTranslators.put(WindowType.BREWING_STAND, new BrewingInventoryTranslator());
inventoryTranslators.put(WindowType.ANVIL, new AnvilInventoryTranslator());
inventoryTranslators.put(WindowType.CRAFTING, new CraftingInventoryTranslator());
inventoryTranslators.put(WindowType.GRINDSTONE, new GrindstoneInventoryTranslator());
//inventoryTranslators.put(WindowType.ENCHANTMENT, new EnchantmentInventoryTranslator()); //TODO
InventoryTranslator furnace = new FurnaceInventoryTranslator();
inventoryTranslators.put(WindowType.FURNACE, furnace);
inventoryTranslators.put(WindowType.BLAST_FURNACE, furnace);
inventoryTranslators.put(WindowType.SMOKER, furnace);
InventoryUpdater containerUpdater = new ContainerInventoryUpdater();
inventoryTranslators.put(WindowType.GENERIC_3X3, new BlockInventoryTranslator(9, "minecraft:dispenser[facing=north,triggered=false]", ContainerType.DISPENSER, containerUpdater));
inventoryTranslators.put(WindowType.HOPPER, new BlockInventoryTranslator(5, "minecraft:hopper[enabled=false,facing=down]", ContainerType.HOPPER, containerUpdater));
inventoryTranslators.put(WindowType.SHULKER_BOX, new BlockInventoryTranslator(27, "minecraft:shulker_box[facing=north]", ContainerType.CONTAINER, containerUpdater));
//inventoryTranslators.put(WindowType.BEACON, new BlockInventoryTranslator(1, "minecraft:beacon", ContainerType.BEACON)); //TODO
}
}