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Paper/patches/server/0446-Fix-Per-World-Difficulty-Remembering-Difficulty.patch
Jake Potrebic 1c5f8b0fce
Updated Upstream (Bukkit/CraftBukkit) (#7604)
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.
2022-03-16 16:57:51 +01:00

119 Zeilen
8.6 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 ca228085e07254aa23937219c7ef2b3330ca8fe0..03ef045c166c92efaeeaf655178b9729549e2296 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -820,7 +820,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
chunkproviderserver.getLightEngine().setTaskPerBatch(worldserver.paperConfig.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
@@ -1733,11 +1733,14 @@ 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
}
}
@@ -1751,7 +1754,7 @@ 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 e23dca1a711955417ef3f590960d4e7a388b9147..36dd28498eb75152a79dae4353ef657a0485403d 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(new TranslatableComponent("commands.difficulty.success", new Object[]{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 cec0082718c2a729044d6f19d74b8e4425816725..8eca8825008713467a20f84d71ed0f32d5a40e47 100644
--- a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
+++ b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
@@ -369,7 +369,7 @@ public class DedicatedServer extends MinecraftServer implements ServerInterface
@Override
public void forceDifficulty() {
- this.setDifficulty(this.getProperties().difficulty, true);
+ //this.a(this.getDedicatedServerProperties().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 2f90a93224cbbd24d06eb25614e9a0a28300d639..dda1bf2406f8899d73f26c642f6a4ec03dea0415 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -1115,7 +1115,7 @@ public class ServerPlayer extends Player {
this.isChangingDimension = true; // CraftBukkit - Set teleport invulnerability only if player changing worlds
this.connection.send(new ClientboundRespawnPacket(worldserver.dimensionTypeRegistration(), worldserver.dimension(), BiomeManager.obfuscateSeed(worldserver.getSeed()), this.gameMode.getGameModeForPlayer(), this.gameMode.getPreviousGameModeForPlayer(), worldserver.isDebug(), worldserver.isFlat(), true));
- 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 e2446434e0db09d303c4a831c8f60819ade18f9a..33c0db5e7dc0d824e10577fc73406134d54d62bc 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -3063,7 +3063,7 @@ 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.minecraftServer.a(packetplayindifficultychange.b(), 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 aed3861a783155095b6aaf5d08af20b19f2573e1..991843e6395bdc88c135a7352bc44452390230cf 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -944,8 +944,8 @@ public final class CraftServer implements Server {
org.spigotmc.SpigotConfig.init((File) console.options.valueOf("spigot-settings")); // Spigot
com.destroystokyo.paper.PaperConfig.init((File) console.options.valueOf("paper-settings")); // Paper
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)) {