4bc15f13aa
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: e2160a18 Make MapCursor#type not depends on deprecated values CraftBukkit Changes: 6ce172642 SPIGOT-7761: Ender pearl does not damage or spawn endermites f5a63f734 SPIGOT-7759: Chunk not there when requested in ChunkUnloadEvent 28287259c Remove unused import eb9a7dde0 SPIGOT-7757: Cannot set item in Stonecutter Inventory f8be9d752 Move deserialized removed unhandled tags to dedicated removedTags a7e576186 Fix potential mutability issue with CraftMetaItem copy constructor 995885452 SPIGOT-7741: Vanilla ItemComponent in commands can't remove components 9ef69aa0b PR-1284: Move ItemType <-> ItemMeta linking to a centralized place 3e82eafbe PR-1420: Fix DirectEntity and CausingEntity Damager for Creepers ignited by Player c23daa71f SPIGOT-7751: Fix crash caused by arrows from trial spawners Make MapCursor#type not depends on deprecated values SPIGOT-7761: Ender pearl does not damage or spawn endermites
78 Zeilen
5.3 KiB
Diff
78 Zeilen
5.3 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 a5b0efd6142075ca1ecb604afbc1d0162199e7a4..da9e864520150acd8027545672aa476be414bb4d 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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@@ -124,8 +124,8 @@ 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 - Don't allow digging into unloaded chunks
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+ if (iblockdata == null || iblockdata.isAir()) { // Paper - Don't allow digging into unloaded chunks
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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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@@ -136,7 +136,13 @@ 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 allow digging into unloaded chunks; 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 - Don't allow digging into unloaded chunks
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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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@@ -165,6 +171,7 @@ public class ServerPlayerGameMode {
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public void handleBlockBreakAction(BlockPos pos, ServerboundPlayerActionPacket.Action action, Direction direction, int worldHeight, int sequence) {
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if (!this.player.canInteractWithBlock(pos, 1.0D)) {
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+ if (true) return; // Paper - Don't allow digging into unloaded chunks; Don't notify if unreasonably far away
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this.debugLogging(pos, false, sequence, "too far");
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} else if (pos.getY() >= worldHeight) {
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this.player.connection.send(new ClientboundBlockUpdatePacket(pos, this.level.getBlockState(pos)));
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@@ -307,10 +314,12 @@ public class ServerPlayerGameMode {
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this.debugLogging(pos, true, sequence, "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)) { // Paper
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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.debugLogging(pos, true, sequence, "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);
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+ if (type != null) this.debugLogging(pos, true, sequence, "aborted mismatched destroying");
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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 b1a0c0e2d02af3730293f4708ce50479ede2ccab..9b255f9551fa66efa21944e284a40a03aefc3040 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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@@ -1595,6 +1595,12 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
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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 into unloaded chunks
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+ if (this.player.level().getChunkIfLoadedImmediately(blockposition.getX() >> 4, blockposition.getZ() >> 4) == null) {
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+ this.player.connection.ackBlockChangesUpTo(packet.getSequence());
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+ return;
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+ }
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+ // Paper end - Don't allow digging into unloaded chunks
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this.player.gameMode.handleBlockBreakAction(blockposition, packetplayinblockdig_enumplayerdigtype, packet.getDirection(), this.player.level().getMaxBuildHeight(), packet.getSequence());
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this.player.connection.ackBlockChangesUpTo(packet.getSequence());
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return;
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