Paper/patches/server/0008-CB-fixes.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Fri, 25 Feb 2022 07:14:48 -0800
Subject: [PATCH] CB fixes

* Missing Level -> LevelStem generic in StructureCheck
  Need to use the right for injectDatafixingContext (Spottedleaf)

* Fix summon_entity effect attempting to add incorrect entity (granny)

* Removed incorrect parent perm for `minecraft.debugstick.always` (Machine_Maker)

* Fixed method signature of Marker#addPassenger (Machine_Maker)

* Removed unneeded UOE in CustomWorldChunkManager (extends BiomeSource) (Machine_Maker)

* Honor Server#getLootTable method contract (Machine_Maker)

Co-authored-by: Spottedleaf <Spottedleaf@users.noreply.github.com>

diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index a17846ccd8581c3d6da962e977623aaab8314ec7..f6a3606b972064c4ec78487374e6197c0c447e27 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -293,7 +293,7 @@ public class ServerLevel extends Level implements ServerEntityGetter, WorldGenLe
 
         long l = minecraftserver.getWorldData().worldGenOptions().seed();
 
-        this.structureCheck = new StructureCheck(this.chunkSource.chunkScanner(), this.registryAccess(), minecraftserver.getStructureManager(), resourcekey, chunkgenerator, this.chunkSource.randomState(), this, chunkgenerator.getBiomeSource(), l, datafixer);
+        this.structureCheck = new StructureCheck(this.chunkSource.chunkScanner(), this.registryAccess(), minecraftserver.getStructureManager(), this.getTypeKey(), chunkgenerator, this.chunkSource.randomState(), this, chunkgenerator.getBiomeSource(), l, datafixer); // Paper - Fix missing CB diff
         this.structureManager = new StructureManager(this, this.serverLevelData.worldGenOptions(), this.structureCheck); // CraftBukkit
         if ((this.dimension() == Level.END && this.dimensionTypeRegistration().is(BuiltinDimensionTypes.END)) || env == org.bukkit.World.Environment.THE_END) { // CraftBukkit - Allow to create EnderDragonBattle in default and custom END
             this.dragonFight = new EndDragonFight(this, this.serverLevelData.worldGenOptions().seed(), this.serverLevelData.endDragonFightData()); // CraftBukkit
diff --git a/src/main/java/net/minecraft/world/item/enchantment/effects/SummonEntityEffect.java b/src/main/java/net/minecraft/world/item/enchantment/effects/SummonEntityEffect.java
index ed78039b89884c41ce10d520786c5b56f7d9b154..0239495abcc7b796864976b37ece184efa9a747e 100644
--- a/src/main/java/net/minecraft/world/item/enchantment/effects/SummonEntityEffect.java
+++ b/src/main/java/net/minecraft/world/item/enchantment/effects/SummonEntityEffect.java
@@ -54,7 +54,7 @@ public record SummonEntityEffect(HolderSet<EntityType<?>> entityTypes, boolean j
                         // CraftBukkit start
                         world.strikeLightning(entity1, (context.itemStack().getItem() == Items.TRIDENT) ? LightningStrikeEvent.Cause.TRIDENT : LightningStrikeEvent.Cause.ENCHANTMENT);
                     } else {
-                        world.addFreshEntityWithPassengers(user, CreatureSpawnEvent.SpawnReason.ENCHANTMENT);
+                        world.addFreshEntityWithPassengers(entity1, CreatureSpawnEvent.SpawnReason.ENCHANTMENT); // Paper - Fix typo when adding summoned entity
                         // CraftBukkit end
                     }
 
diff --git a/src/main/java/net/minecraft/world/level/levelgen/structure/StructureCheck.java b/src/main/java/net/minecraft/world/level/levelgen/structure/StructureCheck.java
index 4f68394a94308513269f0a4c749b6a36738e3ca0..953ab7638f7242b5a11dd1de8786172443a0558c 100644
--- a/src/main/java/net/minecraft/world/level/levelgen/structure/StructureCheck.java
+++ b/src/main/java/net/minecraft/world/level/levelgen/structure/StructureCheck.java
@@ -40,7 +40,7 @@ public class StructureCheck {
     private final ChunkScanAccess storageAccess;
     private final RegistryAccess registryAccess;
     private final StructureTemplateManager structureTemplateManager;
-    private final ResourceKey<Level> dimension;
+    private final ResourceKey<net.minecraft.world.level.dimension.LevelStem> dimension; // Paper - fix missing CB diff
     private final ChunkGenerator chunkGenerator;
     private final RandomState randomState;
     private final LevelHeightAccessor heightAccessor;
@@ -54,7 +54,7 @@ public class StructureCheck {
         ChunkScanAccess chunkIoWorker,
         RegistryAccess registryManager,
         StructureTemplateManager structureTemplateManager,
-        ResourceKey<Level> worldKey,
+        ResourceKey<net.minecraft.world.level.dimension.LevelStem> worldKey, // Paper - fix missing CB diff
         ChunkGenerator chunkGenerator,
         RandomState noiseConfig,
         LevelHeightAccessor world,
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftLootTable.java b/src/main/java/org/bukkit/craftbukkit/CraftLootTable.java
index a70e6872add1c952a89e74be0e6d09a53cc16559..90b82ad996b2b85628c9a5ddeef9410150b7f70c 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftLootTable.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftLootTable.java
@@ -187,4 +187,11 @@ public class CraftLootTable implements org.bukkit.loot.LootTable {
         org.bukkit.loot.LootTable table = (org.bukkit.loot.LootTable) obj;
         return table.getKey().equals(this.getKey());
     }
+
+    // Paper start - satisfy equals/hashCode contract
+    @Override
+    public int hashCode() {
+        return java.util.Objects.hash(key);
+    }
+    // Paper end
 }
diff --git a/src/main/java/org/bukkit/craftbukkit/Main.java b/src/main/java/org/bukkit/craftbukkit/Main.java
index 755b1d77418ecae0dc9ec5197275d0cd914e7bee..94004204b6cdbbbf35263faae56e3e06cb6b650c 100644
--- a/src/main/java/org/bukkit/craftbukkit/Main.java
+++ b/src/main/java/org/bukkit/craftbukkit/Main.java
@@ -123,6 +123,7 @@ public class Main {
                 this.acceptsAll(Main.asList("forceUpgrade"), "Whether to force a world upgrade");
                 this.acceptsAll(Main.asList("eraseCache"), "Whether to force cache erase during world upgrade");
                 this.acceptsAll(Main.asList("recreateRegionFiles"), "Whether to recreate region files during world upgrade");
+                this.accepts("safeMode", "Loads level with vanilla datapack only"); // Paper
                 this.acceptsAll(Main.asList("nogui"), "Disables the graphical console");
 
                 this.acceptsAll(Main.asList("nojline"), "Disables jline and emulates the vanilla console");
diff --git a/src/main/java/org/bukkit/craftbukkit/scheduler/CraftScheduler.java b/src/main/java/org/bukkit/craftbukkit/scheduler/CraftScheduler.java
index 163d54a8bf4cedbd1471e86b7ab1a1b850ed3f39..6effe47b32a8551aa6f6b11bc0315714a119e199 100644
--- a/src/main/java/org/bukkit/craftbukkit/scheduler/CraftScheduler.java
+++ b/src/main/java/org/bukkit/craftbukkit/scheduler/CraftScheduler.java
@@ -26,6 +26,7 @@ import org.bukkit.scheduler.BukkitWorker;
 
 /**
  * The fundamental concepts for this implementation:
+ * <ul>
  * <li>Main thread owns {@link #head} and {@link #currentTick}, but it may be read from any thread</li>
  * <li>Main thread exclusively controls {@link #temp} and {@link #pending}.
  *     They are never to be accessed outside of the main thread; alternatives exist to prevent locking.</li>
@@ -41,6 +42,7 @@ import org.bukkit.scheduler.BukkitWorker;
  * <li>Sync tasks are only to be removed from runners on the main thread when coupled with a removal from pending and temp.</li>
  * <li>Most of the design in this scheduler relies on queuing special tasks to perform any data changes on the main thread.
  *     When executed from inside a synchronous method, the scheduler will be updated before next execution by virtue of the frequent {@link #parsePending()} calls.</li>
+ * </ul>
  */
 public class CraftScheduler implements BukkitScheduler {
 
diff --git a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
index fc444b734aad2c23f0808cd66fca23fc350d9e10..2392aa50aec6468f2f498e0a806f65013ce963d1 100644
--- a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
+++ b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
@@ -246,7 +246,7 @@ public final class CraftMagicNumbers implements UnsafeValues {
         try {
             nmsStack.applyComponents(new ItemParser(Commands.createValidationContext(MinecraftServer.getDefaultRegistryAccess())).parse(new StringReader(arguments)).components());
         } catch (CommandSyntaxException ex) {
-            Logger.getLogger(CraftMagicNumbers.class.getName()).log(Level.SEVERE, null, ex);
+            com.mojang.logging.LogUtils.getClassLogger().error("Exception modifying ItemStack", new Throwable(ex)); // Paper - show stack trace
         }
 
         stack.setItemMeta(CraftItemStack.getItemMeta(nmsStack));
diff --git a/src/main/java/org/bukkit/craftbukkit/util/permissions/CraftDefaultPermissions.java b/src/main/java/org/bukkit/craftbukkit/util/permissions/CraftDefaultPermissions.java
index 5ac25dab93fd4c9e9533c80d1ca3d93446d7a365..245ad120a36b6defca7e6889faae1ca5fc33d0c7 100644
--- a/src/main/java/org/bukkit/craftbukkit/util/permissions/CraftDefaultPermissions.java
+++ b/src/main/java/org/bukkit/craftbukkit/util/permissions/CraftDefaultPermissions.java
@@ -15,7 +15,7 @@ public final class CraftDefaultPermissions {
         DefaultPermissions.registerPermission(CraftDefaultPermissions.ROOT + ".nbt.place", "Gives the user the ability to place restricted blocks with NBT in creative", org.bukkit.permissions.PermissionDefault.OP, parent);
         DefaultPermissions.registerPermission(CraftDefaultPermissions.ROOT + ".nbt.copy", "Gives the user the ability to copy NBT in creative", org.bukkit.permissions.PermissionDefault.TRUE, parent);
         DefaultPermissions.registerPermission(CraftDefaultPermissions.ROOT + ".debugstick", "Gives the user the ability to use the debug stick in creative", org.bukkit.permissions.PermissionDefault.OP, parent);
-        DefaultPermissions.registerPermission(CraftDefaultPermissions.ROOT + ".debugstick.always", "Gives the user the ability to use the debug stick in all game modes", org.bukkit.permissions.PermissionDefault.FALSE, parent);
+        DefaultPermissions.registerPermission(CraftDefaultPermissions.ROOT + ".debugstick.always", "Gives the user the ability to use the debug stick in all game modes", org.bukkit.permissions.PermissionDefault.FALSE/* , parent */); // Paper - should not have this parent, as it's not a "vanilla" utility
         // Spigot end
         parent.recalculatePermissibles();
     }