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1c5f8b0fce
Upstream has released updates that appear to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing Bukkit Changes: 33a2b476 PR-734: Make PlayerInventory#getItem Nullable CraftBukkit Changes: 953d3ddc SPIGOT-3034: PlayerKickEvent.setLeaveMessage(String) doesn't actually do anything 2c47af0c SPIGOT-6963: CraftMetaBlockState#getBlockState applied TileEntity ids without the minecraft namespace prefix.
78 lines
5.1 KiB
Diff
78 lines
5.1 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Shane Freeder <theboyetronic@gmail.com>
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Date: Sun, 11 Nov 2018 21:01:09 +0000
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Subject: [PATCH] Don't allow digging into unloaded chunks
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diff --git a/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java b/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
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index 91d6885da13138e1def16e1876910ef893ce244d..eb58536e37af9da5e3ae7e43f874a1ef09c20944 100644
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--- a/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
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+++ b/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
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@@ -120,8 +120,8 @@ public class ServerPlayerGameMode {
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BlockState iblockdata;
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if (this.hasDelayedDestroy) {
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- iblockdata = this.level.getBlockState(this.delayedDestroyPos);
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- if (iblockdata.isAir()) {
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+ iblockdata = this.level.getBlockStateIfLoaded(this.delayedDestroyPos); // Paper
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+ if (iblockdata == null || iblockdata.isAir()) { // Paper
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this.hasDelayedDestroy = false;
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} else {
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float f = this.incrementDestroyProgress(iblockdata, this.delayedDestroyPos, this.delayedTickStart);
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@@ -132,7 +132,13 @@ public class ServerPlayerGameMode {
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}
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}
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} else if (this.isDestroyingBlock) {
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- iblockdata = this.level.getBlockState(this.destroyPos);
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+ // Paper start - don't want to do same logic as above, return instead
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+ iblockdata = this.level.getBlockStateIfLoaded(this.destroyPos);
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+ if (iblockdata == null) {
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+ this.isDestroyingBlock = false;
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+ return;
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+ }
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+ // Paper end
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if (iblockdata.isAir()) {
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this.level.destroyBlockProgress(this.player.getId(), this.destroyPos, -1);
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this.lastSentState = -1;
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@@ -164,6 +170,7 @@ public class ServerPlayerGameMode {
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double d3 = d0 * d0 + d1 * d1 + d2 * d2;
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if (d3 > 36.0D) {
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+ if (true) return; // Paper - Don't notify if unreasonably far away
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BlockState iblockdata;
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if (this.player.level.getServer() != null && this.player.chunkPosition().getChessboardDistance(new ChunkPos(pos)) < this.player.level.getServer().getPlayerList().getViewDistance()) {
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@@ -304,10 +311,12 @@ public class ServerPlayerGameMode {
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this.player.connection.send(new ClientboundBlockBreakAckPacket(pos, this.level.getBlockState(pos), action, true, "stopped destroying"));
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} else if (action == ServerboundPlayerActionPacket.Action.ABORT_DESTROY_BLOCK) {
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this.isDestroyingBlock = false;
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- if (!Objects.equals(this.destroyPos, pos)) {
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+ if (!Objects.equals(this.destroyPos, pos) && !BlockPos.ZERO.equals(this.destroyPos)) {
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ServerPlayerGameMode.LOGGER.debug("Mismatch in destroy block pos: {} {}", this.destroyPos, pos); // CraftBukkit - SPIGOT-5457 sent by client when interact event cancelled
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- this.level.destroyBlockProgress(this.player.getId(), this.destroyPos, -1);
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- this.player.connection.send(new ClientboundBlockBreakAckPacket(this.destroyPos, this.level.getBlockState(this.destroyPos), action, true, "aborted mismatched destroying"));
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+ BlockState type = this.level.getBlockStateIfLoaded(this.destroyPos); // Paper - don't load unloaded chunks for stale records here
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+ if (type != null) this.level.destroyBlockProgress(this.player.getId(), this.destroyPos, -1); // Paper
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+ if (type != null) this.player.connection.send(new ClientboundBlockBreakAckPacket(this.destroyPos, type, action, true, "aborted mismatched destroying")); // Paper
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+ this.destroyPos = BlockPos.ZERO; // Paper
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}
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this.level.destroyBlockProgress(this.player.getId(), pos, -1);
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diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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index 02d072816d7599204dd8f4d7b2da1a4598c7d984..95561ebe675957a9553ef0802c701ab0385dfbec 100644
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--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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@@ -1567,7 +1567,12 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
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case START_DESTROY_BLOCK:
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case ABORT_DESTROY_BLOCK:
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case STOP_DESTROY_BLOCK:
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+ // Paper start - Don't allow digging in unloaded chunks
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+ if (this.player.level.getChunkIfLoadedImmediately(blockposition.getX() >> 4, blockposition.getZ() >> 4) == null) {
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+ return;
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+ }
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this.player.gameMode.handleBlockBreakAction(blockposition, packetplayinblockdig_enumplayerdigtype, packet.getDirection(), this.player.level.getMaxBuildHeight());
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+ // Paper end - Don't allow digging in unloaded chunks
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return;
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default:
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throw new IllegalArgumentException("Invalid player action");
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