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e886d8118e
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
76 lines
4.5 KiB
Diff
76 lines
4.5 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 f5792b999ce42acb13ae9a62ceb2ddec39abe209..5504facd2e453238caa71d98743be5416d4dd4fe 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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@@ -323,7 +323,7 @@ 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 d0ce4b96174f85c545a457fe864c7ebadc727ade..ca417825eb0827caad817f65b5132f1de37e3679 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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@@ -1524,11 +1524,14 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
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}
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}
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- public void a(EnumDifficulty enumdifficulty, boolean flag) {
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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 || !this.saveData.isDifficultyLocked()) {
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this.saveData.setDifficulty(this.saveData.isHardcore() ? EnumDifficulty.HARD : enumdifficulty);
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- this.updateSpawnFlags();
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- this.getPlayerList().getPlayers().forEach(this::b);
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+ world.setSpawnFlags(worldData.getDifficulty() != EnumDifficulty.PEACEFUL && ((DedicatedServer)this).propertyManager.getProperties().spawnMonsters, this.getSpawnAnimals());
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+ //this.getPlayerList().getPlayers().forEach(this::b);
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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 2d2fd9a45bcfd2b1da8b7dd109eb50257ab394c9..d9911b214e83e4046b4ad82be904600a00955384 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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@@ -2882,7 +2882,7 @@ 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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