From 15c39d6f50ee55e7ae2efea0ee67cfb5a2b6cf92 Mon Sep 17 00:00:00 2001
From: Flowsqy <47575244+Flowsqy@users.noreply.github.com>
Date: Wed, 29 Dec 2021 22:34:30 +0100
Subject: [PATCH] Add 1.17.1 implementation
---
nms/v1_17_1_R1/pom.xml | 42 ++++++
.../nms/v1_17_1_R1/FakeArmorStandImpl.java | 99 ++++++++++++++
.../nms/v1_17_1_R1/FakeEntityImpl.java | 124 ++++++++++++++++++
.../nms/v1_17_1_R1/FakeItemImpl.java | 60 +++++++++
.../nms/v1_17_1_R1/PlatformImpl.java | 19 +++
plugin/pom.xml | 4 +
.../java/de/epiceric/shopchest/ShopChest.java | 8 +-
pom.xml | 6 +
8 files changed, 361 insertions(+), 1 deletion(-)
create mode 100644 nms/v1_17_1_R1/pom.xml
create mode 100644 nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/FakeArmorStandImpl.java
create mode 100644 nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/FakeEntityImpl.java
create mode 100644 nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/FakeItemImpl.java
create mode 100644 nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/PlatformImpl.java
diff --git a/nms/v1_17_1_R1/pom.xml b/nms/v1_17_1_R1/pom.xml
new file mode 100644
index 0000000..91a9155
--- /dev/null
+++ b/nms/v1_17_1_R1/pom.xml
@@ -0,0 +1,42 @@
+
+
+
+ ShopChest-parent
+ de.epiceric
+ 1.14.0-SNAPSHOT
+ ../../pom.xml
+
+ 4.0.0
+
+ shopchest-nms-v1_17_1_R1
+ 1.0.0
+
+
+ 1.17.1-R0.1-SNAPSHOT
+
+
+
+
+ org.spigotmc
+ spigot
+ remapped-mojang
+
+
+ de.epiceric
+ shopchest-nms-interface
+ provided
+
+
+
+
+
+
+ net.md-5
+ specialsource-maven-plugin
+
+
+
+
+
\ No newline at end of file
diff --git a/nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/FakeArmorStandImpl.java b/nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/FakeArmorStandImpl.java
new file mode 100644
index 0000000..4eebd1c
--- /dev/null
+++ b/nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/FakeArmorStandImpl.java
@@ -0,0 +1,99 @@
+package de.epiceric.shopchest.nms.v1_17_1_R1;
+
+import de.epiceric.shopchest.nms.FakeArmorStand;
+import io.netty.buffer.Unpooled;
+import net.md_5.bungee.api.chat.TextComponent;
+import net.md_5.bungee.chat.ComponentSerializer;
+import net.minecraft.network.FriendlyByteBuf;
+import net.minecraft.network.chat.Component;
+import net.minecraft.network.protocol.game.ClientboundTeleportEntityPacket;
+import net.minecraft.network.syncher.EntityDataAccessor;
+import net.minecraft.network.syncher.SynchedEntityData;
+import net.minecraft.world.entity.Entity;
+import net.minecraft.world.entity.EntityType;
+import net.minecraft.world.entity.decoration.ArmorStand;
+import org.bukkit.Location;
+import org.bukkit.entity.Player;
+
+import java.lang.reflect.Field;
+import java.util.List;
+import java.util.Optional;
+
+public class FakeArmorStandImpl extends FakeEntityImpl implements FakeArmorStand {
+
+ private final static byte INVISIBLE_FLAG = 0b100000;
+ private final static byte MARKER_FLAG = 0b10000;
+ private final static EntityDataAccessor DATA_SHARED_FLAGS_ID;
+ private final static EntityDataAccessor> DATA_CUSTOM_NAME;
+ private final static EntityDataAccessor DATA_CUSTOM_NAME_VISIBLE;
+ private final static float MARKER_ARMOR_STAND_OFFSET = 1.975f;
+
+ static {
+ try {
+ final Field dataSharedFlagsId = Entity.class.getDeclaredField("Z"); // DATA_SHARED_FLAGS_ID
+ dataSharedFlagsId.setAccessible(true);
+ DATA_SHARED_FLAGS_ID = forceCast(dataSharedFlagsId.get(null));
+ final Field dataCustomNameField = Entity.class.getDeclaredField("aJ"); // DATA_CUSTOM_NAME
+ dataCustomNameField.setAccessible(true);
+ DATA_CUSTOM_NAME = forceCast(dataCustomNameField.get(null));
+ final Field dataCustomNameVisibleField = Entity.class.getDeclaredField("aK"); // DATA_CUSTOM_NAME_VISIBLE
+ dataCustomNameVisibleField.setAccessible(true);
+ DATA_CUSTOM_NAME_VISIBLE = forceCast(dataCustomNameVisibleField.get(null));
+ } catch (ReflectiveOperationException e){
+ throw new RuntimeException(e);
+ }
+ }
+
+ public FakeArmorStandImpl() {
+ super();
+ }
+
+ @Override
+ public void sendData(String name, Iterable receivers) {
+ sendData(receivers, name);
+ }
+
+ @Override
+ protected EntityType> getEntityType() {
+ return EntityType.ARMOR_STAND;
+ }
+
+ @Override
+ protected float getSpawnOffSet() {
+ return MARKER_ARMOR_STAND_OFFSET;
+ }
+
+ @Override
+ protected int getDataItemCount() {
+ return 4;
+ }
+
+ @Override
+ protected void addSpecificData(List> packedItems, String name) {
+ packedItems.add(new SynchedEntityData.DataItem<>(DATA_SHARED_FLAGS_ID, INVISIBLE_FLAG));
+ packedItems.add(new SynchedEntityData.DataItem<>(DATA_CUSTOM_NAME, Optional.ofNullable(
+ Component.Serializer.fromJson(
+ ComponentSerializer.toString(
+ TextComponent.fromLegacyText(name)
+ )
+ )
+ )));
+ packedItems.add(new SynchedEntityData.DataItem<>(DATA_CUSTOM_NAME_VISIBLE, true));
+ packedItems.add(new SynchedEntityData.DataItem<>(ArmorStand.DATA_CLIENT_FLAGS, MARKER_FLAG));
+ }
+
+ @Override
+ public void setLocation(Location location, Iterable receivers) {
+ final FriendlyByteBuf buffer = new FriendlyByteBuf(Unpooled.buffer());
+ buffer.writeVarInt(entityId);
+ buffer.writeDouble(location.getX());
+ buffer.writeDouble(location.getY() + MARKER_ARMOR_STAND_OFFSET);
+ buffer.writeDouble(location.getZ());
+ buffer.writeByte(0);
+ buffer.writeByte(0);
+ buffer.writeBoolean(false);
+ final ClientboundTeleportEntityPacket positionPacket = new ClientboundTeleportEntityPacket(buffer);
+ sendPacket(positionPacket, receivers);
+ }
+
+}
diff --git a/nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/FakeEntityImpl.java b/nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/FakeEntityImpl.java
new file mode 100644
index 0000000..f0a280f
--- /dev/null
+++ b/nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/FakeEntityImpl.java
@@ -0,0 +1,124 @@
+package de.epiceric.shopchest.nms.v1_17_1_R1;
+
+import de.epiceric.shopchest.nms.FakeEntity;
+import net.minecraft.network.protocol.Packet;
+import net.minecraft.network.protocol.game.ClientboundAddEntityPacket;
+import net.minecraft.network.protocol.game.ClientboundRemoveEntitiesPacket;
+import net.minecraft.network.protocol.game.ClientboundSetEntityDataPacket;
+import net.minecraft.network.syncher.EntityDataAccessor;
+import net.minecraft.network.syncher.SynchedEntityData;
+import net.minecraft.world.entity.Entity;
+import net.minecraft.world.entity.EntityType;
+import net.minecraft.world.phys.Vec3;
+import org.bukkit.Location;
+import org.bukkit.craftbukkit.v1_17_R1.entity.CraftPlayer;
+import org.bukkit.entity.Player;
+
+import java.lang.reflect.Field;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+import java.util.concurrent.atomic.AtomicInteger;
+
+public abstract class FakeEntityImpl implements FakeEntity {
+
+ private final static AtomicInteger ENTITY_COUNTER;
+ private final static EntityDataAccessor DATA_NO_GRAVITY;
+ private final static EntityDataAccessor DATA_SILENT;
+ private final static Field packedItemField;
+
+ static {
+ try {
+ final Field entityCounterField = Entity.class.getDeclaredField("b"); // ENTITY_COUNTER
+ entityCounterField.setAccessible(true);
+ ENTITY_COUNTER = (AtomicInteger) entityCounterField.get(null);
+ final Field dataNoGravityField = Entity.class.getDeclaredField("aM"); // DATA_NO_GRAVITY
+ dataNoGravityField.setAccessible(true);
+ DATA_NO_GRAVITY = forceCast(dataNoGravityField.get(null));
+ final Field dataSilentField = Entity.class.getDeclaredField("aL"); // DATA_SILENT
+ dataSilentField.setAccessible(true);
+ DATA_SILENT = forceCast(dataSilentField.get(null));
+ packedItemField = ClientboundSetEntityDataPacket.class.getDeclaredField("b"); // packedItems
+ packedItemField.setAccessible(true);
+ }catch (ReflectiveOperationException e){
+ throw new RuntimeException(e);
+ }
+ }
+
+ @SuppressWarnings("unchecked")
+ protected static T forceCast(Object o){
+ return (T) o;
+ }
+
+ protected final int entityId;
+
+ public FakeEntityImpl() {
+ entityId = ENTITY_COUNTER.incrementAndGet();
+ }
+
+ @Override
+ public int getEntityId() {
+ return entityId;
+ }
+
+ protected void sendPacket(Packet> packet, Iterable receivers){
+ for(Player receiver : receivers){
+ ((CraftPlayer)receiver).getHandle().connection.send(packet);
+ }
+ }
+
+ @Override
+ public void spawn(UUID uuid, Location location, Iterable receivers) {
+ final ClientboundAddEntityPacket spawnPacket = new ClientboundAddEntityPacket(
+ entityId,
+ uuid,
+ location.getX(),
+ location.getY() + getSpawnOffSet(),
+ location.getZ(),
+ 0f,
+ 0f,
+ getEntityType(),
+ 0,
+ Vec3.ZERO
+ );
+ sendPacket(spawnPacket, receivers);
+ }
+
+ @Override
+ public void remove(Iterable receivers) {
+ final ClientboundRemoveEntitiesPacket removePacket = new ClientboundRemoveEntitiesPacket(entityId);
+ sendPacket(removePacket, receivers);
+ }
+
+ protected void sendData(Iterable receivers, T data){
+ // Create packet
+ final SynchedEntityData entityData = new SynchedEntityData(null);
+ final ClientboundSetEntityDataPacket dataPacket = new ClientboundSetEntityDataPacket(entityId, entityData, false);
+ final List> packedItems = new ArrayList<>(2 + getDataItemCount());
+
+ // Setup data
+ packedItems.add(new SynchedEntityData.DataItem<>(DATA_NO_GRAVITY, true));
+ packedItems.add(new SynchedEntityData.DataItem<>(DATA_SILENT, true));
+ addSpecificData(packedItems, data);
+
+ try {
+ packedItemField.set(dataPacket, packedItems);
+ } catch (IllegalAccessException e) {
+ throw new RuntimeException(e);
+ }
+
+ // Send packet
+ sendPacket(dataPacket, receivers);
+ }
+
+ protected abstract EntityType> getEntityType();
+
+ protected float getSpawnOffSet(){
+ return 0f;
+ }
+
+ protected abstract int getDataItemCount();
+
+ protected abstract void addSpecificData(List> packedItems, T data);
+
+}
diff --git a/nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/FakeItemImpl.java b/nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/FakeItemImpl.java
new file mode 100644
index 0000000..6807965
--- /dev/null
+++ b/nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/FakeItemImpl.java
@@ -0,0 +1,60 @@
+package de.epiceric.shopchest.nms.v1_17_1_R1;
+
+import de.epiceric.shopchest.nms.FakeItem;
+import net.minecraft.network.protocol.game.ClientboundSetEntityMotionPacket;
+import net.minecraft.network.syncher.EntityDataAccessor;
+import net.minecraft.network.syncher.SynchedEntityData;
+import net.minecraft.world.entity.EntityType;
+import net.minecraft.world.entity.item.ItemEntity;
+import net.minecraft.world.phys.Vec3;
+import org.bukkit.craftbukkit.v1_17_R1.inventory.CraftItemStack;
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
+
+import java.lang.reflect.Field;
+import java.util.List;
+
+public class FakeItemImpl extends FakeEntityImpl implements FakeItem {
+
+ private final static EntityDataAccessor DATA_ITEM;
+
+ static {
+ try{
+ final Field dataItemField = ItemEntity.class.getDeclaredField("c"); // DATA_ITEM
+ dataItemField.setAccessible(true);
+ DATA_ITEM = forceCast(dataItemField.get(null));
+ }catch (ReflectiveOperationException e){
+ throw new RuntimeException(e);
+ }
+ }
+
+ public FakeItemImpl() {
+ super();
+ }
+
+ @Override
+ public void sendData(ItemStack item, Iterable receivers) {
+ sendData(receivers, item);
+ }
+
+ @Override
+ public void resetVelocity(Iterable receivers) {
+ final ClientboundSetEntityMotionPacket velocityPacket = new ClientboundSetEntityMotionPacket(entityId, Vec3.ZERO);
+ sendPacket(velocityPacket, receivers);
+ }
+
+ @Override
+ protected EntityType> getEntityType() {
+ return EntityType.ITEM;
+ }
+
+ @Override
+ protected int getDataItemCount() {
+ return 1;
+ }
+
+ @Override
+ protected void addSpecificData(List> packedItems, ItemStack data) {
+ packedItems.add(new SynchedEntityData.DataItem<>(DATA_ITEM, CraftItemStack.asNMSCopy(data)));
+ }
+}
diff --git a/nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/PlatformImpl.java b/nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/PlatformImpl.java
new file mode 100644
index 0000000..bccf090
--- /dev/null
+++ b/nms/v1_17_1_R1/src/main/java/de/epiceric/shopchest/nms/v1_17_1_R1/PlatformImpl.java
@@ -0,0 +1,19 @@
+package de.epiceric.shopchest.nms.v1_17_1_R1;
+
+import de.epiceric.shopchest.nms.FakeArmorStand;
+import de.epiceric.shopchest.nms.FakeItem;
+import de.epiceric.shopchest.nms.Platform;
+
+public class PlatformImpl implements Platform {
+
+ @Override
+ public FakeArmorStand createFakeArmorStand() {
+ return new FakeArmorStandImpl();
+ }
+
+ @Override
+ public FakeItem createFakeItem() {
+ return new FakeItemImpl();
+ }
+
+}
diff --git a/plugin/pom.xml b/plugin/pom.xml
index 56cfc60..a030eb3 100644
--- a/plugin/pom.xml
+++ b/plugin/pom.xml
@@ -96,6 +96,10 @@
de.epiceric
shopchest-nms-v1_17_R1
+
+ de.epiceric
+ shopchest-nms-v1_17_1_R1
+
diff --git a/plugin/src/main/java/de/epiceric/shopchest/ShopChest.java b/plugin/src/main/java/de/epiceric/shopchest/ShopChest.java
index bdd3bc2..cfb42c1 100644
--- a/plugin/src/main/java/de/epiceric/shopchest/ShopChest.java
+++ b/plugin/src/main/java/de/epiceric/shopchest/ShopChest.java
@@ -195,7 +195,13 @@ public class ShopChest extends JavaPlugin {
platform = new PlatformImpl(new ShopChestDebug(getLogger(), this::debug, this::debug));
break;
case "v1_17_R1":
- platform = new de.epiceric.shopchest.nms.v1_17_R1.PlatformImpl();
+ // Need to have an implementation for 1.17.1 and 1.17 -> Change in the name of EntityDestroyPacket
+ if(Bukkit.getBukkitVersion().equals("1.17.1-R0.1-SNAPSHOT")){
+ platform = new de.epiceric.shopchest.nms.v1_17_1_R1.PlatformImpl();
+ }
+ else {
+ platform = new de.epiceric.shopchest.nms.v1_17_R1.PlatformImpl();
+ }
break;
default:
debug("Server version not officially supported: " + Utils.getServerVersion() + "!");
diff --git a/pom.xml b/pom.xml
index a136935..72cfcfc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -14,6 +14,7 @@
nms/interface
nms/reflection
nms/v1_17_R1
+ nms/v1_17_1_R1
ShopChest
@@ -310,6 +311,11 @@
shopchest-nms-v1_17_R1
1.0.0
+
+ de.epiceric
+ shopchest-nms-v1_17_1_R1
+ 1.0.0
+