Paper/patches/server/0442-Fix-Per-World-Difficulty-Remembering-Difficulty.patch
2022-06-09 10:51:45 +02:00

119 Zeilen
8.5 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 28 Jun 2020 03:59:10 -0400
Subject: [PATCH] Fix Per World Difficulty / Remembering Difficulty
Fixes per world difficulty with /difficulty command and also
makes it so that the server keeps the last difficulty used instead
of restoring the server.properties every single load.
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 17f1fe888c08b53abc667ab9bffb4ae05f370ea8..5ff10579b1ae3a7070c0548d3e5e2fae886ca6f7 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -788,7 +788,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
chunkproviderserver.getLightEngine().setTaskPerBatch(worldserver.paperConfig().misc.lightQueueSize); // Paper - increase light queue size
// CraftBukkit start
// this.updateMobSpawningFlags();
- worldserver.setSpawnSettings(this.isSpawningMonsters(), this.isSpawningAnimals());
+ worldserver.setSpawnSettings(worldserver.serverLevelData.getDifficulty() != Difficulty.PEACEFUL && ((DedicatedServer) this).settings.getProperties().spawnMonsters, this.isSpawningAnimals()); // Paper - per level difficulty (from setDifficulty(ServerLevel, Difficulty, boolean))
this.forceTicks = false;
// CraftBukkit end
@@ -1692,11 +1692,14 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
}
}
- public void setDifficulty(Difficulty difficulty, boolean forceUpdate) {
- if (forceUpdate || !this.worldData.isDifficultyLocked()) {
- this.worldData.setDifficulty(this.worldData.isHardcore() ? Difficulty.HARD : difficulty);
- this.updateMobSpawningFlags();
- this.getPlayerList().getPlayers().forEach(this::sendDifficultyUpdate);
+ // Paper start - remember per level difficulty
+ public void setDifficulty(ServerLevel level, Difficulty difficulty, boolean forceUpdate) {
+ PrimaryLevelData worldData = level.serverLevelData;
+ if (forceUpdate || !worldData.isDifficultyLocked()) {
+ worldData.setDifficulty(worldData.isHardcore() ? Difficulty.HARD : difficulty);
+ level.setSpawnSettings(worldData.getDifficulty() != Difficulty.PEACEFUL && ((DedicatedServer) this).settings.getProperties().spawnMonsters, this.isSpawningAnimals());
+ // this.getPlayerList().getPlayers().forEach(this::sendDifficultyUpdate);
+ // Paper end
}
}
@@ -1710,7 +1713,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
while (iterator.hasNext()) {
ServerLevel worldserver = (ServerLevel) iterator.next();
- worldserver.setSpawnSettings(this.isSpawningMonsters(), this.isSpawningAnimals());
+ worldserver.setSpawnSettings(worldserver.serverLevelData.getDifficulty() != Difficulty.PEACEFUL && ((DedicatedServer) this).settings.getProperties().spawnMonsters, this.isSpawningAnimals()); // Paper - per level difficulty (from setDifficulty(ServerLevel, Difficulty, boolean))
}
}
diff --git a/src/main/java/net/minecraft/server/commands/DifficultyCommand.java b/src/main/java/net/minecraft/server/commands/DifficultyCommand.java
index 4bb29f86538552bb62125cc61210fd77b1ec671d..817193ca5fc15134d2985187bc2226ccbb4f0108 100644
--- a/src/main/java/net/minecraft/server/commands/DifficultyCommand.java
+++ b/src/main/java/net/minecraft/server/commands/DifficultyCommand.java
@@ -47,7 +47,7 @@ public class DifficultyCommand {
if (worldServer.getDifficulty() == difficulty) { // CraftBukkit
throw DifficultyCommand.ERROR_ALREADY_DIFFICULT.create(difficulty.getKey());
} else {
- worldServer.serverLevelData.setDifficulty(difficulty); // CraftBukkit
+ minecraftserver.setDifficulty(worldServer, difficulty, true); // Paper - don't skip other difficulty-changing logic (fix upstream's fix)
source.sendSuccess(Component.translatable("commands.difficulty.success", difficulty.getDisplayName()), true);
return 0;
}
diff --git a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
index 5b4e9721841db730f48b5f44b6cefc13e3b81dcc..b9d65e77734129664057c26881204494ccc57de2 100644
--- a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
+++ b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
@@ -331,7 +331,7 @@ public class DedicatedServer extends MinecraftServer implements ServerInterface
@Override
public void forceDifficulty() {
- this.setDifficulty(this.getProperties().difficulty, true);
+ // this.setDifficulty(this.getProperties().difficulty, true); // Paper - Don't overwrite level.dat's difficulty, keep current
}
@Override
diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
index 9075ff5455422feacb6edb6f4fe424a2becf94ed..ea1f0477f416f9e852ea92083781d7eb6ab24861 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -1129,7 +1129,7 @@ public class ServerPlayer extends Player {
this.isChangingDimension = true; // CraftBukkit - Set teleport invulnerability only if player changing worlds
this.connection.send(new ClientboundRespawnPacket(worldserver.dimensionTypeId(), worldserver.dimension(), BiomeManager.obfuscateSeed(worldserver.getSeed()), this.gameMode.getGameModeForPlayer(), this.gameMode.getPreviousGameModeForPlayer(), worldserver.isDebug(), worldserver.isFlat(), true, this.getLastDeathLocation()));
- this.connection.send(new ClientboundChangeDifficultyPacket(this.level.getDifficulty(), this.level.getLevelData().isDifficultyLocked()));
+ this.connection.send(new ClientboundChangeDifficultyPacket(worldserver.getDifficulty(), this.level.getLevelData().isDifficultyLocked())); // Paper - fix difficulty sync issue
PlayerList playerlist = this.server.getPlayerList();
playerlist.sendPlayerPermissionLevel(this);
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 6486be14c84660652b2ac8fd0b19b2e6e9220b28..e257fbb337ea50f8e36e7e6015e231bd49751144 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -3257,7 +3257,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
public void handleChangeDifficulty(ServerboundChangeDifficultyPacket packet) {
PacketUtils.ensureRunningOnSameThread(packet, this, this.player.getLevel());
if (this.player.hasPermissions(2) || this.isSingleplayerOwner()) {
- this.server.setDifficulty(packet.getDifficulty(), false);
+ // this.server.setDifficulty(packet.getDifficulty(), false); // Paper - don't allow clients to change this
}
}
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index db644358527a42bc1030ab38d29253aab6f553aa..55416f187c9e35c810162c5ead1375421d6b3d4b 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -940,8 +940,8 @@ public final class CraftServer implements Server {
org.spigotmc.SpigotConfig.init((File) console.options.valueOf("spigot-settings")); // Spigot
this.console.paperConfigurations.reloadConfigs(this.console);
for (ServerLevel world : this.console.getAllLevels()) {
- world.serverLevelData.setDifficulty(config.difficulty);
- world.setSpawnSettings(config.spawnMonsters, config.spawnAnimals);
+ // world.serverLevelData.setDifficulty(config.difficulty); // Paper - per level difficulty
+ world.setSpawnSettings(world.serverLevelData.getDifficulty() != Difficulty.PEACEFUL && config.spawnMonsters, config.spawnAnimals); // Paper - per level difficulty (from MinecraftServer#setDifficulty(ServerLevel, Difficulty, boolean))
for (SpawnCategory spawnCategory : SpawnCategory.values()) {
if (CraftSpawnCategory.isValidForLimits(spawnCategory)) {