Pushing here

This commit is contained in:
Telesphoreo 2022-04-22 01:31:04 -05:00
parent c32bbf0728
commit 042c4d854f
12 changed files with 609 additions and 6 deletions

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@ -0,0 +1,365 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Telesphoreo <me@telesphoreo.me>
Date: Fri, 22 Apr 2022 01:30:41 -0500
Subject: [PATCH] block server-side chunkbans
diff --git a/src/main/java/net/minecraft/network/PacketEncoder.java b/src/main/java/net/minecraft/network/PacketEncoder.java
index 5fce1177e7198d791d4ab1c64b394c5b1c145782..273af3a2e336c4dd23ef0028f51bcb5d3e9b26e4 100644
--- a/src/main/java/net/minecraft/network/PacketEncoder.java
+++ b/src/main/java/net/minecraft/network/PacketEncoder.java
@@ -5,9 +5,17 @@ import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.MessageToByteEncoder;
import io.papermc.paper.adventure.PaperAdventure; // Paper
+
import java.io.IOException;
+
+import net.minecraft.nbt.CompoundTag;
import net.minecraft.network.protocol.Packet;
import net.minecraft.network.protocol.PacketFlow;
+import net.minecraft.network.protocol.game.*;
+import net.minecraft.network.syncher.SynchedEntityData;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.level.chunk.LevelChunk;
import net.minecraft.util.profiling.jfr.JvmProfiler;
import org.slf4j.Logger;
@@ -41,30 +49,93 @@ public class PacketEncoder extends MessageToByteEncoder<Packet<?>> {
packet.write(friendlyByteBuf);
int j = friendlyByteBuf.writerIndex() - i;
if (j > 8388608) {
- throw new IllegalArgumentException("Packet too big (is " + j + ", should be less than 8388608): " + packet);
- } else {
- int k = channelHandlerContext.channel().attr(Connection.ATTRIBUTE_PROTOCOL).get().getId();
- JvmProfiler.INSTANCE.onPacketSent(k, integer, channelHandlerContext.channel().remoteAddress(), j);
+ // Scissors start
+ noKicking(friendlyByteBuf, packet, integer, channelHandlerContext);
+ //throw new IllegalArgumentException("Packet too big (is " + j + ", should be less than 8388608): " + packet);
+ // Scissors end
}
} catch (Throwable var10) {
+ // Scissors start
+ noKicking(friendlyByteBuf, packet, integer, channelHandlerContext);
+ /*
LOGGER.error("Packet encoding of packet ID {} threw (skippable? {})", integer, packet.isSkippable(), var10); // Paper - Give proper error message
if (packet.isSkippable()) {
throw new SkipPacketException(var10);
} else {
throw var10;
}
+ */
+ // Scissors end
}
// Paper start
int packetLength = friendlyByteBuf.readableBytes();
if (packetLength > MAX_PACKET_SIZE) {
- throw new PacketTooLargeException(packet, packetLength);
+ // Scissors start
+ friendlyByteBuf.clear();
+ noKicking(friendlyByteBuf, packet, integer, channelHandlerContext);
+ packetLength = friendlyByteBuf.readableBytes();
+ if (packetLength > MAX_PACKET_SIZE) {
+ friendlyByteBuf.clear();
+ //throw new PacketTooLargeException(packet, packetLength);
+ }
+ //throw new PacketTooLargeException(packet, packetLength);
+ // Scissors end
}
// Paper end
}
}
}
+ // Scissors start
+ private static void noKicking(FriendlyByteBuf friendlyByteBuf, Packet packet, Integer integer, ChannelHandlerContext channelHandlerContext) {
+ // no kicking!!
+ friendlyByteBuf.clear();
+ friendlyByteBuf.writeVarInt(integer);
+ friendlyByteBuf.adventure$locale = channelHandlerContext.channel().attr(PaperAdventure.LOCALE_ATTRIBUTE).get(); // Paper
+ boolean didIt = true;
+ if (packet instanceof ClientboundBlockEntityDataPacket blockEntityDataPacket) {
+ packet = new ClientboundBlockEntityDataPacket(blockEntityDataPacket.getPos(), blockEntityDataPacket.getType(), new CompoundTag());
+ } else if (packet instanceof ClientboundLevelChunkPacket chunkPacket) {
+ chunkPacket.clearNbt();
+ } else if (packet instanceof ClientboundSetEntityDataPacket entityDataPacket) {
+ friendlyByteBuf.writeVarInt(entityDataPacket.getId());
+ friendlyByteBuf.writeByte(255);
+ didIt = false;//prevent default packet writing
+ } else if (packet instanceof ClientboundContainerSetContentPacket containerSetContentPacket) {
+ containerSetContentPacket.clearNbt();
+ } else if (packet instanceof ClientboundSetEquipmentPacket setEquipmentPacket) {
+ friendlyByteBuf.writeVarInt(setEquipmentPacket.getEntity());
+ didIt = false;//prevent default
+ } else if (packet instanceof ClientboundContainerSetSlotPacket containerSetSlotPacket) {
+ //i really would rather cancel this packet entirely buuut idk how sOOOOoooo
+ friendlyByteBuf.writeByte(containerSetSlotPacket.getContainerId());
+ friendlyByteBuf.writeVarInt(containerSetSlotPacket.getStateId());
+ friendlyByteBuf.writeShort(containerSetSlotPacket.getSlot());
+ friendlyByteBuf.writeItem(ItemStack.EMPTY);
+ didIt = false;//prevent default
+ } else if (packet instanceof ClientboundMapItemDataPacket mapItemDataPacket) {
+ packet = new ClientboundMapItemDataPacket(mapItemDataPacket.getMapId(),mapItemDataPacket.getScale(),mapItemDataPacket.isLocked(),null,null);
+ } else {
+ didIt = false;
+ LOGGER.info(packet.getClass().getName() + " overflowed/errored and was not caught!!");
+ }
+ if (didIt) {
+ try {
+ int i = friendlyByteBuf.writerIndex();
+ packet.write(friendlyByteBuf);
+ int j = friendlyByteBuf.writerIndex() - i;
+ if (j > 8388608) {
+ friendlyByteBuf.clear();
+ //throw new IllegalArgumentException("Packet too big (is " + j + ", should be less than 8388608): " + packet);
+ }
+ } catch (Throwable var69) {
+ friendlyByteBuf.clear();
+ }
+ }
+ }
+ // Scissors end
+
// Paper start
private static int MAX_PACKET_SIZE = 2097152;
diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundContainerSetContentPacket.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundContainerSetContentPacket.java
index dbd8b9b09b82c1b75e8be9dc7416d9f0863c8c87..f71f68d1482f7e0481a95533e42e8ee5089f15ff 100644
--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundContainerSetContentPacket.java
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundContainerSetContentPacket.java
@@ -10,7 +10,14 @@ public class ClientboundContainerSetContentPacket implements Packet<ClientGamePa
private final int containerId;
private final int stateId;
private final List<ItemStack> items;
- private final ItemStack carriedItem;
+ private ItemStack carriedItem; // Scissors - removed "final"
+
+ // Scissors start
+ public void clearNbt(){
+ this.items.clear();
+ this.carriedItem = ItemStack.EMPTY;
+ }
+ // Scissors end
public ClientboundContainerSetContentPacket(int syncId, int revision, NonNullList<ItemStack> contents, ItemStack cursorStack) {
this.containerId = syncId;
diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkPacket.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkPacket.java
new file mode 100644
index 0000000000000000000000000000000000000000..89c385c5ec88c8b51f9e118b65f3b9c2a58c7d9b
--- /dev/null
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkPacket.java
@@ -0,0 +1,212 @@
+package net.minecraft.network.protocol.game;
+
+import com.google.common.collect.Lists;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import java.util.BitSet;
+import java.util.List;
+import java.util.Map.Entry;
+import net.minecraft.core.BlockPos;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.LongArrayTag;
+import net.minecraft.network.FriendlyByteBuf;
+import net.minecraft.network.protocol.Packet;
+import net.minecraft.world.level.ChunkPos;
+import net.minecraft.world.level.block.entity.BlockEntity;
+import net.minecraft.world.level.chunk.ChunkBiomeContainer;
+import net.minecraft.world.level.chunk.LevelChunk;
+import net.minecraft.world.level.chunk.LevelChunkSection;
+import net.minecraft.world.level.levelgen.Heightmap;
+
+public class ClientboundLevelChunkPacket implements Packet<ClientGamePacketListener> {
+ public static final int TWO_MEGABYTES = 2097152;
+ private final int x;
+ private final int z;
+ private final BitSet availableSections;
+ private final CompoundTag heightmaps;
+ private final int[] biomes;
+ private final byte[] buffer;
+ private final List<CompoundTag> blockEntitiesTags;
+ // Paper start
+ private final java.util.List<Packet> extraPackets = new java.util.ArrayList<>();
+ private static final int TE_LIMIT = Integer.getInteger("Paper.excessiveTELimit", 750);
+
+ @Override
+ public java.util.List<Packet> getExtraPackets() {
+ return extraPackets;
+ }
+ // Paper end
+
+ // Paper start - Async-Anti-Xray - Ready flag for the connection
+ private volatile boolean ready;
+
+ @Override
+ public boolean isReady() {
+ return this.ready;
+ }
+
+ public void setReady(boolean ready) {
+ this.ready = ready;
+ }
+ // Paper end
+
+ // Scissors start
+ public void clearNbt() {
+ this.blockEntitiesTags.clear();
+ this.extraPackets.clear();
+ }
+ // Scissors end
+
+ // Paper start - Anti-Xray - Add chunk packet info
+ @Deprecated public ClientboundLevelChunkPacket(LevelChunk chunk) { this(chunk, true); } // Notice for updates: Please make sure this constructor isn't used anywhere
+ public ClientboundLevelChunkPacket(LevelChunk chunk, boolean modifyBlocks) {
+ com.destroystokyo.paper.antixray.ChunkPacketInfo<net.minecraft.world.level.block.state.BlockState> chunkPacketInfo = modifyBlocks ? chunk.level.chunkPacketBlockController.getChunkPacketInfo(this, chunk) : null;
+ // Paper end
+ ChunkPos chunkPos = chunk.getPos();
+ this.x = chunkPos.x;
+ this.z = chunkPos.z;
+ this.heightmaps = new CompoundTag();
+
+ for(Entry<Heightmap.Types, Heightmap> entry : chunk.getHeightmaps()) {
+ if (entry.getKey().sendToClient()) {
+ this.heightmaps.put(entry.getKey().getSerializationKey(), new LongArrayTag(entry.getValue().getRawData()));
+ }
+ }
+
+ this.biomes = chunk.getBiomes().writeBiomes();
+ this.buffer = new byte[this.calculateChunkSize(chunk)];
+
+ // Paper start - Anti-Xray - Add chunk packet info
+ if (chunkPacketInfo != null) {
+ chunkPacketInfo.setBuffer(this.buffer);
+ }
+
+ this.availableSections = this.extractChunkData(new FriendlyByteBuf(this.getWriteBuffer()), chunk, chunkPacketInfo);
+ // Paper end
+ this.blockEntitiesTags = Lists.newArrayList();
+ int totalTileEntities = 0; // Paper
+
+ for(Entry<BlockPos, BlockEntity> entry2 : chunk.getBlockEntities().entrySet()) {
+ BlockEntity blockEntity = entry2.getValue();
+ // Paper start - improve oversized chunk data packet handling
+ if (++totalTileEntities > TE_LIMIT) {
+ ClientboundBlockEntityDataPacket updatePacket = blockEntity.getUpdatePacket();
+ if (updatePacket != null) {
+ this.extraPackets.add(updatePacket);
+ continue;
+ }
+ }
+ // Paper end
+ CompoundTag compoundTag = blockEntity.getUpdateTag();
+ if (blockEntity instanceof net.minecraft.world.level.block.entity.SkullBlockEntity) { net.minecraft.world.level.block.entity.SkullBlockEntity.sanitizeTileEntityUUID(compoundTag); } // Paper
+ this.blockEntitiesTags.add(compoundTag);
+ }
+
+ chunk.level.chunkPacketBlockController.modifyBlocks(this, chunkPacketInfo); // Paper - Anti-Xray - Modify blocks
+ }
+
+ public ClientboundLevelChunkPacket(FriendlyByteBuf buf) {
+ this.x = buf.readInt();
+ this.z = buf.readInt();
+ this.availableSections = buf.readBitSet();
+ this.heightmaps = buf.readNbt();
+ if (this.heightmaps == null) {
+ throw new RuntimeException("Can't read heightmap in packet for [" + this.x + ", " + this.z + "]");
+ } else {
+ this.biomes = buf.readVarIntArray(ChunkBiomeContainer.MAX_SIZE);
+ int i = buf.readVarInt();
+ if (i > 2097152) { // Paper - diff on change - if this changes, update PacketEncoder
+ throw new RuntimeException("Chunk Packet trying to allocate too much memory on read.");
+ } else {
+ this.buffer = new byte[i];
+ buf.readBytes(this.buffer);
+ this.blockEntitiesTags = buf.readList(FriendlyByteBuf::readNbt);
+ }
+ }
+ }
+
+ @Override
+ public void write(FriendlyByteBuf buf) {
+ buf.writeInt(this.x);
+ buf.writeInt(this.z);
+ buf.writeBitSet(this.availableSections);
+ buf.writeNbt(this.heightmaps);
+ buf.writeVarIntArray(this.biomes);
+ buf.writeVarInt(this.buffer.length);
+ buf.writeBytes(this.buffer);
+ buf.writeCollection(this.blockEntitiesTags, FriendlyByteBuf::writeNbt);
+ }
+
+ @Override
+ public void handle(ClientGamePacketListener listener) {
+ listener.handleLevelChunk(this);
+ }
+
+ public FriendlyByteBuf getReadBuffer() {
+ return new FriendlyByteBuf(Unpooled.wrappedBuffer(this.buffer));
+ }
+
+ private ByteBuf getWriteBuffer() {
+ ByteBuf byteBuf = Unpooled.wrappedBuffer(this.buffer);
+ byteBuf.writerIndex(0);
+ return byteBuf;
+ }
+
+ // Paper start - Anti-Xray - Add chunk packet info
+ @Deprecated public BitSet extractChunkData(FriendlyByteBuf buf, LevelChunk chunk) { return extractChunkData(buf, chunk, null); } // Notice for updates: Please make sure this method isn't used anywhere
+ public BitSet extractChunkData(FriendlyByteBuf buf, LevelChunk chunk, com.destroystokyo.paper.antixray.ChunkPacketInfo<net.minecraft.world.level.block.state.BlockState> chunkPacketInfo) {
+ // Paper end
+ BitSet bitSet = new BitSet();
+ LevelChunkSection[] levelChunkSections = chunk.getSections();
+ int i = 0;
+
+ for(int j = levelChunkSections.length; i < j; ++i) {
+ LevelChunkSection levelChunkSection = levelChunkSections[i];
+ if (levelChunkSection != LevelChunk.EMPTY_SECTION && !levelChunkSection.isEmpty()) {
+ bitSet.set(i);
+ levelChunkSection.write(buf, chunkPacketInfo); // Paper - Anti-Xray - Add chunk packet info
+ }
+ }
+
+ return bitSet;
+ }
+
+ protected int calculateChunkSize(LevelChunk chunk) {
+ int i = 0;
+ LevelChunkSection[] levelChunkSections = chunk.getSections();
+ int j = 0;
+
+ for(int k = levelChunkSections.length; j < k; ++j) {
+ LevelChunkSection levelChunkSection = levelChunkSections[j];
+ if (levelChunkSection != LevelChunk.EMPTY_SECTION && !levelChunkSection.isEmpty()) {
+ i += levelChunkSection.getSerializedSize();
+ }
+ }
+
+ return i;
+ }
+
+ public int getX() {
+ return this.x;
+ }
+
+ public int getZ() {
+ return this.z;
+ }
+
+ public BitSet getAvailableSections() {
+ return this.availableSections;
+ }
+
+ public CompoundTag getHeightmaps() {
+ return this.heightmaps;
+ }
+
+ public List<CompoundTag> getBlockEntitiesTags() {
+ return this.blockEntitiesTags;
+ }
+
+ public int[] getBiomes() {
+ return this.biomes;
+ }
+}

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@ -0,0 +1,41 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Telesphoreo <me@telesphoreo.me>
Date: Fri, 22 Apr 2022 01:24:05 -0500
Subject: [PATCH] Validate coordinates before attempting to get block entities
when handling Creative Inventory packets
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 9df5b678ce4343d0bb54133393f6bbe40fe5366b..4186c5c880e94d858fa7e661a1c795269170cf31 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -2990,20 +2990,25 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
if (this.player.gameMode.isCreative()) {
boolean flag = packet.getSlotNum() < 0;
ItemStack itemstack = packet.getItem();
- CompoundTag nbttagcompound = BlockItem.getBlockEntityData(itemstack);
+ CompoundTag nbttagcompound = BlockItem.getBlockEntityData(itemstack);
if (!itemstack.isEmpty() && nbttagcompound != null && nbttagcompound.contains("x") && nbttagcompound.contains("y") && nbttagcompound.contains("z") && this.player.getBukkitEntity().hasPermission("minecraft.nbt.copy")) { // Spigot
BlockPos blockposition = BlockEntity.getPosFromTag(nbttagcompound);
// Paper start
- BlockEntity tileentity = null;
+ // Scissors start - Validate coordinates and whether or not the player can reach them
+ if (Level.isInSpawnableBounds(blockposition) && !isOutsideOfReach(blockposition.getX(), blockposition.getY(), blockposition.getZ())) {
+ BlockEntity tileentity = null;
if (this.player.distanceToSqr(blockposition.getX(), blockposition.getY(), blockposition.getZ()) < 32 * 32 && this.player.getLevel().isLoadedAndInBounds(blockposition)) {
tileentity = this.player.level.getBlockEntity(blockposition);
}
// Paper end
- if (tileentity != null) {
- tileentity.saveToItem(itemstack);
+ if (tileentity != null) {
+ tileentity.saveToItem(
+ itemstack);
+ }
}
+ // Scissors end
}
boolean flag1 = packet.getSlotNum() >= 1 && packet.getSlotNum() <= 45;

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@ -0,0 +1,199 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Telesphoreo <me@telesphoreo.me>
Date: Fri, 22 Apr 2022 01:26:55 -0500
Subject: [PATCH] Better handling of invalid JSON components
diff --git a/src/main/java/net/minecraft/network/chat/Component.java b/src/main/java/net/minecraft/network/chat/Component.java
index 984105c226f16746b43bb2d2932e0b87f3a6a70c..faa41d102c06b52bc758ebe3484820376c482093 100644
--- a/src/main/java/net/minecraft/network/chat/Component.java
+++ b/src/main/java/net/minecraft/network/chat/Component.java
@@ -24,6 +24,8 @@ import java.util.List;
import java.util.Map.Entry;
import java.util.Optional;
import javax.annotation.Nullable;
+
+import net.minecraft.ChatFormatting;
import net.minecraft.Util;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.util.FormattedCharSequence;
@@ -427,6 +429,26 @@ public interface Component extends Message, FormattedText, Iterable<Component> {
return Component.Serializer.GSON.toJsonTree(text);
}
+ // Scissors start
+ @Nullable
+ public static MutableComponent fromJsonSafe(String json) {
+ try {
+ return fromJson(json);
+ } catch (Exception ex) {
+ return new TextComponent("** Invalid JSON Component **").withStyle(ChatFormatting.RED);
+ }
+ }
+
+ @Nullable
+ public static MutableComponent fromJsonSafe(JsonElement json) {
+ try {
+ return fromJson(json);
+ } catch (Exception ex) {
+ return new TextComponent("** Invalid JSON Component **").withStyle(ChatFormatting.RED);
+ }
+ }
+ // Scissors end
+
@Nullable
public static MutableComponent fromJson(String json) {
return (MutableComponent) GsonHelper.fromJson(Component.Serializer.GSON, json, MutableComponent.class, false);
diff --git a/src/main/java/net/minecraft/network/chat/HoverEvent.java b/src/main/java/net/minecraft/network/chat/HoverEvent.java
index 63dbbc0f027ab66d183f81d6a8e0f9e0b85ea562..21ee39172b3efb6414d1cf8fbf36cd463194abab 100644
--- a/src/main/java/net/minecraft/network/chat/HoverEvent.java
+++ b/src/main/java/net/minecraft/network/chat/HoverEvent.java
@@ -79,7 +79,7 @@ public class HoverEvent {
if (jsonElement != null) {
return action.deserialize(jsonElement);
} else {
- Component component = Component.Serializer.fromJson(json.get("value"));
+ Component component = Component.Serializer.fromJsonSafe(json.get("value")); // Scissors - Use safer method for getting Components from JSON
return component != null ? action.deserializeFromLegacy(component) : null;
}
}
@@ -94,7 +94,7 @@ public class HoverEvent {
}
public static class Action<T> {
- public static final HoverEvent.Action<Component> SHOW_TEXT = new HoverEvent.Action<>("show_text", true, Component.Serializer::fromJson, Component.Serializer::toJsonTree, Function.identity());
+ public static final HoverEvent.Action<Component> SHOW_TEXT = new HoverEvent.Action<>("show_text", true, Component.Serializer::fromJsonSafe, Component.Serializer::toJsonTree, Function.identity()); // Scissors - Use safer method for getting Components from JSON
public static final HoverEvent.Action<HoverEvent.ItemStackInfo> SHOW_ITEM = new HoverEvent.Action<>("show_item", true, HoverEvent.ItemStackInfo::create, HoverEvent.ItemStackInfo::serialize, HoverEvent.ItemStackInfo::create);
public static final HoverEvent.Action<HoverEvent.EntityTooltipInfo> SHOW_ENTITY = new HoverEvent.Action<>("show_entity", true, HoverEvent.EntityTooltipInfo::create, HoverEvent.EntityTooltipInfo::serialize, HoverEvent.EntityTooltipInfo::create);
private static final Map<String, HoverEvent.Action<?>> LOOKUP = Stream.of(SHOW_TEXT, SHOW_ITEM, SHOW_ENTITY).collect(ImmutableMap.toImmutableMap(HoverEvent.Action::getName, (action) -> {
@@ -182,7 +182,7 @@ public class HoverEvent {
return null;
}
// Scissors end
- Component component = Component.Serializer.fromJson(jsonObject.get("name"));
+ Component component = Component.Serializer.fromJsonSafe(jsonObject.get("name")); // Scissors - Use safer method for getting Components from JSON
return new HoverEvent.EntityTooltipInfo(entityType, uUID, component);
}
}
@@ -191,7 +191,7 @@ public class HoverEvent {
public static HoverEvent.EntityTooltipInfo create(Component text) {
try {
CompoundTag compoundTag = TagParser.parseTag(text.getString());
- Component component = Component.Serializer.fromJson(compoundTag.getString("name"));
+ Component component = Component.Serializer.fromJsonSafe(compoundTag.getString("name")); // Scissors - Use safer method for getting Components from JSON
EntityType<?> entityType = Registry.ENTITY_TYPE.get(new ResourceLocation(compoundTag.getString("type")));
// Scissors start
UUID uUID;
diff --git a/src/main/java/net/minecraft/network/chat/NbtComponent.java b/src/main/java/net/minecraft/network/chat/NbtComponent.java
index e3dc56de3f91e03b1543257f72448a734d914ed7..f518e47818a47be0dfd7cccc4845ba9736c6cd8b 100644
--- a/src/main/java/net/minecraft/network/chat/NbtComponent.java
+++ b/src/main/java/net/minecraft/network/chat/NbtComponent.java
@@ -78,13 +78,14 @@ public abstract class NbtComponent extends BaseComponent implements ContextAware
if (this.interpreting) {
Component component = DataFixUtils.orElse(ComponentUtils.updateForEntity(source, this.separator, sender, depth), ComponentUtils.DEFAULT_NO_STYLE_SEPARATOR);
return stream.flatMap((text) -> {
+ // Scissors start - Use safer method for getting Components from JSON
try {
- MutableComponent mutableComponent = Component.Serializer.fromJson(text);
+ MutableComponent mutableComponent = Component.Serializer.fromJsonSafe(text);
return Stream.of(ComponentUtils.updateForEntity(source, mutableComponent, sender, depth));
} catch (Exception var5) {
- LOGGER.warn("Failed to parse component: {}", text, var5);
return Stream.of();
}
+ // Scissors end
}).reduce((accumulator, current) -> {
return accumulator.append(component).append(current);
}).orElseGet(() -> {
@@ -95,7 +96,7 @@ public abstract class NbtComponent extends BaseComponent implements ContextAware
return stream.map((string) -> {
return new TextComponent(string);
}).reduce((accumulator, current) -> {
- return accumulator.append(text).append(current);
+ return (TextComponent) accumulator.append(text).append(current);
}).orElseGet(() -> {
return new TextComponent("");
});
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 49cf3601df7b145d49b1fe9a71ba0bc60c5394b3..9ed0f73eb9b5b3b06dd1639dac6152e3c6b5b4d7 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -2214,12 +2214,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
this.setRot(this.getYRot(), this.getXRot());
if (nbt.contains("CustomName", 8)) {
String s = nbt.getString("CustomName");
-
- try {
- this.setCustomName(Component.Serializer.fromJson(s));
- } catch (Exception exception) {
- Entity.LOGGER.warn("Failed to parse entity custom name {}", s, exception);
- }
+ this.setCustomName(Component.Serializer.fromJsonSafe(s)); // Scissors - Use safer method for getting Components from JSON
}
this.setCustomNameVisible(nbt.getBoolean("CustomNameVisible"));
diff --git a/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
index 8d5c9813010a0256bd2712a1eabbc91f0f473a41..6ec48f834f5fef8678c690fd5d1ea530ebd2720f 100644
--- a/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
+++ b/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
@@ -402,7 +402,7 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider {
this.levels = nbt.getInt("Levels"); // SPIGOT-5053, use where available
// CraftBukkit end
if (nbt.contains("CustomName", 8)) {
- this.name = net.minecraft.server.MCUtil.getBaseComponentFromNbt("CustomName", nbt); // Paper - Catch ParseException
+ this.name = Component.Serializer.fromJsonSafe(nbt.getString("CustomName")); // Scissors - Use safer method for getting Components from JSON
}
this.lockKey = LockCode.fromTag(nbt);
diff --git a/src/main/java/net/minecraft/world/level/block/entity/EnchantmentTableBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/EnchantmentTableBlockEntity.java
index 1eccf9424bd8a4bcbeed4ebb1795fd113fe5af18..fcc3d2fbc679fdb70da27d20d19380fa238ba7ea 100644
--- a/src/main/java/net/minecraft/world/level/block/entity/EnchantmentTableBlockEntity.java
+++ b/src/main/java/net/minecraft/world/level/block/entity/EnchantmentTableBlockEntity.java
@@ -43,7 +43,7 @@ public class EnchantmentTableBlockEntity extends BlockEntity implements Nameable
public void load(CompoundTag nbt) {
super.load(nbt);
if (nbt.contains("CustomName", 8)) {
- this.name = net.minecraft.server.MCUtil.getBaseComponentFromNbt("CustomName", nbt); // Paper - Catch ParseException
+ this.name = Component.Serializer.fromJsonSafe(nbt.getString("CustomName")); // Scissors - Use safer method for getting Components from JSON
}
}
diff --git a/src/main/java/net/minecraft/world/scores/ScoreboardSaveData.java b/src/main/java/net/minecraft/world/scores/ScoreboardSaveData.java
index 0efb63d1a4cefede25712daf9cea0f5c3256980f..07fe4043184eda6fa11e0680930100eb914f64c1 100644
--- a/src/main/java/net/minecraft/world/scores/ScoreboardSaveData.java
+++ b/src/main/java/net/minecraft/world/scores/ScoreboardSaveData.java
@@ -35,7 +35,7 @@ public class ScoreboardSaveData extends SavedData {
CompoundTag compoundTag = nbt.getCompound(i);
String string = compoundTag.getString("Name");
PlayerTeam playerTeam = this.scoreboard.addPlayerTeam(string);
- Component component = Component.Serializer.fromJson(compoundTag.getString("DisplayName"));
+ Component component = Component.Serializer.fromJsonSafe(compoundTag.getString("DisplayName")); // Scissors - Use safer method for getting Components from JSON
if (component != null) {
playerTeam.setDisplayName(component);
}
@@ -53,14 +53,14 @@ public class ScoreboardSaveData extends SavedData {
}
if (compoundTag.contains("MemberNamePrefix", 8)) {
- Component component2 = Component.Serializer.fromJson(compoundTag.getString("MemberNamePrefix"));
+ Component component2 = Component.Serializer.fromJsonSafe(compoundTag.getString("MemberNamePrefix")); // Scissors - Use safer method for getting Components from JSON
if (component2 != null) {
playerTeam.setPlayerPrefix(component2);
}
}
if (compoundTag.contains("MemberNameSuffix", 8)) {
- Component component3 = Component.Serializer.fromJson(compoundTag.getString("MemberNameSuffix"));
+ Component component3 = Component.Serializer.fromJsonSafe(compoundTag.getString("MemberNameSuffix")); // Scissors - Use safer method for getting Components from JSON
if (component3 != null) {
playerTeam.setPlayerSuffix(component3);
}
@@ -115,7 +115,7 @@ public class ScoreboardSaveData extends SavedData {
CompoundTag compoundTag = nbt.getCompound(i);
ObjectiveCriteria.byName(compoundTag.getString("CriteriaName")).ifPresent((criterion) -> {
String string = compoundTag.getString("Name");
- Component component = Component.Serializer.fromJson(compoundTag.getString("DisplayName"));
+ Component component = Component.Serializer.fromJsonSafe(compoundTag.getString("DisplayName")); // Scissors - Use safer method for getting Components from JSON
ObjectiveCriteria.RenderType renderType = ObjectiveCriteria.RenderType.byId(compoundTag.getString("RenderType"));
this.scoreboard.addObjective(string, criterion, component, renderType);
});

View File

@ -1,6 +1,6 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Telesphoreo <me@telesphoreo.me> From: Telesphoreo <me@telesphoreo.me>
Date: Tue, 19 Apr 2022 19:03:51 -0500 Date: Fri, 22 Apr 2022 01:27:54 -0500
Subject: [PATCH] Update for 1.18.2 Subject: [PATCH] Update for 1.18.2
@ -43,16 +43,14 @@ index f92610edcfb724374c69e66443eab60919ee955a..1531d21c6e73ae69ec728d107b917967
// Scissors end // Scissors end
diff --git a/src/main/java/net/minecraft/network/chat/NbtComponent.java b/src/main/java/net/minecraft/network/chat/NbtComponent.java diff --git a/src/main/java/net/minecraft/network/chat/NbtComponent.java b/src/main/java/net/minecraft/network/chat/NbtComponent.java
index e3dc56de3f91e03b1543257f72448a734d914ed7..8bb0544ef08eb0c221f06ddf96b63be5d02dc5ab 100644 index f518e47818a47be0dfd7cccc4845ba9736c6cd8b..218525ba1742d68cde10f6caf09ee30eb2d01d50 100644
--- a/src/main/java/net/minecraft/network/chat/NbtComponent.java --- a/src/main/java/net/minecraft/network/chat/NbtComponent.java
+++ b/src/main/java/net/minecraft/network/chat/NbtComponent.java +++ b/src/main/java/net/minecraft/network/chat/NbtComponent.java
@@ -95,7 +95,8 @@ public abstract class NbtComponent extends BaseComponent implements ContextAware @@ -96,6 +96,7 @@ public abstract class NbtComponent extends BaseComponent implements ContextAware
return stream.map((string) -> { return stream.map((string) -> {
return new TextComponent(string); return new TextComponent(string);
}).reduce((accumulator, current) -> { }).reduce((accumulator, current) -> {
- return accumulator.append(text).append(current);
+ // Scissors - untested, likely needs fixing + // Scissors - untested, likely needs fixing
+ return (TextComponent)accumulator.append(text).append(current); return (TextComponent) accumulator.append(text).append(current);
}).orElseGet(() -> { }).orElseGet(() -> {
return new TextComponent(""); return new TextComponent("");
});