mirror of https://github.com/GeyserMC/Geyser.git
231 lines
9.8 KiB
Java
231 lines
9.8 KiB
Java
/*
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* Copyright (c) 2019-2022 GeyserMC. http://geysermc.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @author GeyserMC
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* @link https://github.com/GeyserMC/Geyser
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*/
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package org.geysermc.geyser.platform.spigot.world.manager;
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import org.geysermc.mcprotocollib.protocol.data.game.entity.player.GameMode;
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import org.geysermc.mcprotocollib.protocol.data.game.item.component.DataComponents;
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import org.geysermc.mcprotocollib.protocol.data.game.level.block.BlockEntityInfo;
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import org.bukkit.Bukkit;
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import org.bukkit.Chunk;
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import org.bukkit.World;
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import org.bukkit.block.Block;
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import org.bukkit.entity.Player;
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import org.bukkit.plugin.Plugin;
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import org.checkerframework.checker.nullness.qual.NonNull;
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import org.checkerframework.checker.nullness.qual.Nullable;
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import org.cloudburstmc.nbt.NbtMap;
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import org.geysermc.erosion.bukkit.BukkitLecterns;
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import org.geysermc.erosion.bukkit.BukkitUtils;
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import org.geysermc.erosion.bukkit.SchedulerUtils;
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import org.geysermc.geyser.GeyserImpl;
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import org.geysermc.geyser.level.GameRule;
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import org.geysermc.geyser.level.WorldManager;
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import org.geysermc.geyser.level.block.BlockStateValues;
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import org.geysermc.geyser.registry.BlockRegistries;
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import org.geysermc.geyser.session.GeyserSession;
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import org.geysermc.geyser.util.BlockEntityUtils;
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import java.util.List;
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import java.util.Objects;
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import java.util.concurrent.CompletableFuture;
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/**
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* The base world manager to use when there is no supported NMS revision
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*/
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public class GeyserSpigotWorldManager extends WorldManager {
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private final Plugin plugin;
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private final BukkitLecterns lecterns;
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public GeyserSpigotWorldManager(Plugin plugin) {
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this.plugin = plugin;
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this.lecterns = new BukkitLecterns(plugin);
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}
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@Override
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public int getBlockAt(GeyserSession session, int x, int y, int z) {
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Player bukkitPlayer;
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if ((bukkitPlayer = Bukkit.getPlayer(session.getPlayerEntity().getUsername())) == null) {
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return BlockStateValues.JAVA_AIR_ID;
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}
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World world = bukkitPlayer.getWorld();
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if (!world.isChunkLoaded(x >> 4, z >> 4)) {
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// If the chunk isn't loaded, how could we even be here?
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return BlockStateValues.JAVA_AIR_ID;
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}
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return getBlockNetworkId(world.getBlockAt(x, y, z));
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}
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public int getBlockNetworkId(Block block) {
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if (SchedulerUtils.FOLIA && !Bukkit.isOwnedByCurrentRegion(block)) {
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// Terrible behavior, but this is basically what's always been happening behind the scenes anyway.
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CompletableFuture<String> blockData = new CompletableFuture<>();
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Bukkit.getRegionScheduler().execute(this.plugin, block.getLocation(), () -> blockData.complete(block.getBlockData().getAsString()));
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return BlockRegistries.JAVA_IDENTIFIER_TO_ID.getOrDefault(blockData.join(), BlockStateValues.JAVA_AIR_ID);
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}
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return BlockRegistries.JAVA_IDENTIFIER_TO_ID.getOrDefault(block.getBlockData().getAsString(), BlockStateValues.JAVA_AIR_ID);
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}
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@Override
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public boolean hasOwnChunkCache() {
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return true;
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}
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@Override
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public void sendLecternData(GeyserSession session, int x, int y, int z) {
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Player bukkitPlayer;
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if ((bukkitPlayer = Bukkit.getPlayer(session.getPlayerEntity().getUsername())) == null) {
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return;
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}
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Block block = bukkitPlayer.getWorld().getBlockAt(x, y, z);
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// Run as a task to prevent async issues
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SchedulerUtils.runTask(this.plugin, () -> sendLecternData(session, block, false), block);
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}
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public void sendLecternData(GeyserSession session, int x, int z, List<BlockEntityInfo> blockEntityInfos) {
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Player bukkitPlayer;
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if ((bukkitPlayer = Bukkit.getPlayer(session.getPlayerEntity().getUsername())) == null) {
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return;
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}
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if (SchedulerUtils.FOLIA) {
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Chunk chunk = getChunk(bukkitPlayer.getWorld(), x, z);
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if (chunk == null) {
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return;
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}
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Bukkit.getRegionScheduler().execute(this.plugin, bukkitPlayer.getWorld(), x, z, () ->
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sendLecternData(session, chunk, blockEntityInfos));
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} else {
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Bukkit.getScheduler().runTask(this.plugin, () -> {
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Chunk chunk = getChunk(bukkitPlayer.getWorld(), x, z);
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if (chunk == null) {
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return;
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}
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sendLecternData(session, chunk, blockEntityInfos);
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});
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}
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}
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private @Nullable Chunk getChunk(World world, int x, int z) {
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if (!world.isChunkLoaded(x, z)) {
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return null;
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}
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return world.getChunkAt(x, z);
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}
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private void sendLecternData(GeyserSession session, Chunk chunk, List<BlockEntityInfo> blockEntityInfos) {
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//noinspection ForLoopReplaceableByForEach - avoid constructing Iterator
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for (int i = 0; i < blockEntityInfos.size(); i++) {
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BlockEntityInfo info = blockEntityInfos.get(i);
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Block block = chunk.getBlock(info.getX(), info.getY(), info.getZ());
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sendLecternData(session, block, true);
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}
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}
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private void sendLecternData(GeyserSession session, Block block, boolean isChunkLoad) {
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NbtMap blockEntityTag = this.lecterns.getLecternData(block, isChunkLoad);
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if (blockEntityTag != null) {
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BlockEntityUtils.updateBlockEntity(session, blockEntityTag, BukkitUtils.getVector(block.getLocation()));
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}
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}
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@Override
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public boolean shouldExpectLecternHandled(GeyserSession session) {
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return true;
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}
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public boolean getGameRuleBool(GeyserSession session, GameRule gameRule) {
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org.bukkit.GameRule<?> bukkitGameRule = org.bukkit.GameRule.getByName(gameRule.getJavaID());
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if (bukkitGameRule == null) {
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GeyserImpl.getInstance().getLogger().debug("Unknown game rule " + gameRule.getJavaID());
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return gameRule.getDefaultBooleanValue();
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}
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Player bukkitPlayer = Objects.requireNonNull(Bukkit.getPlayer(session.getPlayerEntity().getUuid()));
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Object value = bukkitPlayer.getWorld().getGameRuleValue(bukkitGameRule);
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if (value instanceof Boolean booleanValue) {
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return booleanValue;
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}
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GeyserImpl.getInstance().getLogger().debug("Expected a bool for " + gameRule + " but got " + value);
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return gameRule.getDefaultBooleanValue();
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}
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@Override
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public int getGameRuleInt(GeyserSession session, GameRule gameRule) {
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org.bukkit.GameRule<?> bukkitGameRule = org.bukkit.GameRule.getByName(gameRule.getJavaID());
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if (bukkitGameRule == null) {
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GeyserImpl.getInstance().getLogger().debug("Unknown game rule " + gameRule.getJavaID());
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return gameRule.getDefaultIntValue();
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}
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Player bukkitPlayer = Objects.requireNonNull(Bukkit.getPlayer(session.getPlayerEntity().getUuid()));
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Object value = bukkitPlayer.getWorld().getGameRuleValue(bukkitGameRule);
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if (value instanceof Integer intValue) {
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return intValue;
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}
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GeyserImpl.getInstance().getLogger().debug("Expected an int for " + gameRule + " but got " + value);
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return gameRule.getDefaultIntValue();
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}
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@Override
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public GameMode getDefaultGameMode(GeyserSession session) {
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return GameMode.byId(Bukkit.getDefaultGameMode().ordinal());
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}
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@Override
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public boolean hasPermission(GeyserSession session, String permission) {
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Player player = Bukkit.getPlayer(session.javaUuid());
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if (player != null) {
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return player.hasPermission(permission);
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}
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return false;
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}
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@Override
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public @NonNull CompletableFuture<@Nullable DataComponents> getPickItemComponents(GeyserSession session, int x, int y, int z, boolean addNbtData) {
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CompletableFuture<@Nullable DataComponents> future = new CompletableFuture<>();
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Player bukkitPlayer;
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if ((bukkitPlayer = Bukkit.getPlayer(session.getPlayerEntity().getUuid())) == null) {
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future.complete(null);
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return future;
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}
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Block block = bukkitPlayer.getWorld().getBlockAt(x, y, z);
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// Paper 1.19.3 complains about async access otherwise.
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// java.lang.IllegalStateException: Tile is null, asynchronous access?
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SchedulerUtils.runTask(this.plugin, () -> future.complete(/*PickBlockUtils.pickBlock(block)*/ null), block); // TODO fix erosion once clear how to handle this
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return future;
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}
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/**
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* This should be set to true if we are post-1.13 but before the latest version, and we should convert the old block state id
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* to the current one.
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*
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* @return whether there is a difference between client block state and server block state that requires extra processing
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*/
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public boolean isLegacy() {
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return false;
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}
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}
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