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Upstream has released updates that appears to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing CraftBukkit Changes:a339310c#755: Fix NPE when calling getInventory() for virtual EnderChests2577f9bfIncrease outdated build delay1dabfdc8#754: Fix pre-1.16 serialized SkullMeta being broken on 1.16+, losing textures
77 lines
4.6 KiB
Diff
77 lines
4.6 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Sun, 28 Jun 2020 03:59:10 -0400
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Subject: [PATCH] Fix Per World Difficulty / Remembering Difficulty
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Fixes per world difficulty with /difficulty command and also
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makes it so that the server keeps the last difficulty used instead
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of restoring the server.properties every single load.
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diff --git a/src/main/java/net/minecraft/server/CommandDifficulty.java b/src/main/java/net/minecraft/server/CommandDifficulty.java
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index bc71070c670d1a64c60b9f19711a5e8a50ace56e..9efc743e028650ccc9cda5a2c9deb1836253b91d 100644
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--- a/src/main/java/net/minecraft/server/CommandDifficulty.java
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+++ b/src/main/java/net/minecraft/server/CommandDifficulty.java
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@@ -36,10 +36,11 @@ public class CommandDifficulty {
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public static int a(CommandListenerWrapper commandlistenerwrapper, EnumDifficulty enumdifficulty) throws CommandSyntaxException {
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MinecraftServer minecraftserver = commandlistenerwrapper.getServer();
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- if (minecraftserver.getSaveData().getDifficulty() == enumdifficulty) {
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+ WorldServer world = commandlistenerwrapper.getWorld(); // Paper
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+ if (world.worldDataServer.getDifficulty() == enumdifficulty) { // Paper
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throw CommandDifficulty.a.create(enumdifficulty.c());
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} else {
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- minecraftserver.a(enumdifficulty, true);
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+ minecraftserver.a(world, enumdifficulty, true); // Paper
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commandlistenerwrapper.sendMessage(new ChatMessage("commands.difficulty.success", new Object[]{enumdifficulty.b()}), true);
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return 0;
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}
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diff --git a/src/main/java/net/minecraft/server/DedicatedServer.java b/src/main/java/net/minecraft/server/DedicatedServer.java
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index 03b38e2c53376db25864a0c6f00f786c4dae215d..f55dc28f3e220966199ec718a437e50ef4b76027 100644
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--- a/src/main/java/net/minecraft/server/DedicatedServer.java
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+++ b/src/main/java/net/minecraft/server/DedicatedServer.java
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@@ -321,7 +321,7 @@ public class DedicatedServer extends MinecraftServer implements IMinecraftServer
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@Override
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public void updateWorldSettings() {
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- this.a(this.getDedicatedServerProperties().difficulty, true);
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+ //this.a(this.getDedicatedServerProperties().difficulty, true); // Paper - Don't overwrite level.dat's difficulty, keep current
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}
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@Override
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diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
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index fa64622f78399b934b9246b03d747ad0997354a9..474b1a3d4e09489d18a9b2b07131af3d2599ab52 100644
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--- a/src/main/java/net/minecraft/server/MinecraftServer.java
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+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
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@@ -1518,11 +1518,14 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
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this.H = keypair;
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}
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- public void a(EnumDifficulty enumdifficulty, boolean flag) {
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- if (flag || !this.saveData.isDifficultyLocked()) {
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- this.saveData.setDifficulty(this.saveData.isHardcore() ? EnumDifficulty.HARD : enumdifficulty);
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- this.bb();
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- this.getPlayerList().getPlayers().forEach(this::a);
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+ // Paper start - fix per world difficulty
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+ public void a(WorldServer world, EnumDifficulty enumdifficulty, boolean flag) {
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+ WorldDataServer worldData = world.worldDataServer;
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+ if (flag || !worldData.isDifficultyLocked()) {
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+ worldData.setDifficulty(worldData.isHardcore() ? EnumDifficulty.HARD : enumdifficulty);
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+ world.setSpawnFlags(worldData.getDifficulty() != EnumDifficulty.PEACEFUL && ((DedicatedServer)this).propertyManager.getProperties().spawnMonsters, this.getSpawnAnimals());
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+ //world.players.forEach(this::a);
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+ // Paper end
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}
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}
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diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java
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index 5b7f6f5504be294e4d5ff5a891644c8b45222ae2..c5f9d472d631e54c61e886e9b5915640ed4dcdba 100644
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--- a/src/main/java/net/minecraft/server/PlayerConnection.java
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+++ b/src/main/java/net/minecraft/server/PlayerConnection.java
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@@ -2779,7 +2779,7 @@ public class PlayerConnection implements PacketListenerPlayIn {
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public void a(PacketPlayInDifficultyChange packetplayindifficultychange) {
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PlayerConnectionUtils.ensureMainThread(packetplayindifficultychange, this, this.player.getWorldServer());
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if (this.player.k(2) || this.isExemptPlayer()) {
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- this.minecraftServer.a(packetplayindifficultychange.b(), false);
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+ //this.minecraftServer.a(packetplayindifficultychange.b(), false); // Paper - don't allow clients to change this
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}
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}
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