more patches & fixes to existing patches

patches/server/0551-Add-warning-for-servers-not-running-on-Java-16.patch

@@ -1,72 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Kyle Wood <demonwav@gmail.com>
-Date: Wed, 2 Dec 2020 21:58:45 -0800
-Subject: [PATCH] Add warning for servers not running on Java 16
-
-
-diff --git a/src/main/java/io/papermc/paper/util/PaperJvmChecker.java b/src/main/java/io/papermc/paper/util/PaperJvmChecker.java
-new file mode 100644
-index 0000000000000000000000000000000000000000..fdf3ff8894e5e202229d1be52fe3c92ea039ef15
---- /dev/null
-+++ b/src/main/java/io/papermc/paper/util/PaperJvmChecker.java
-@@ -0,0 +1,48 @@
-+package io.papermc.paper.util;
-+
-+import org.apache.logging.log4j.LogManager;
-+import org.apache.logging.log4j.Logger;
-+
-+import java.util.regex.Matcher;
-+import java.util.regex.Pattern;
-+
-+public class PaperJvmChecker {
-+
-+    private static int getJvmVersion() {
-+        String javaVersion = System.getProperty("java.version");
-+        final Matcher matcher = Pattern.compile("(?:1\\.)?(\\d+)").matcher(javaVersion);
-+        if (!matcher.find()) {
-+            LogManager.getLogger().warn("Failed to determine Java version; Could not parse: {}", javaVersion);
-+            return -1;
-+        }
-+
-+        final String version = matcher.group(1);
-+        try {
-+            return Integer.parseInt(version);
-+        } catch (final NumberFormatException e) {
-+            LogManager.getLogger().warn("Failed to determine Java version; Could not parse {} from {}", version, javaVersion, e);
-+            return -1;
-+        }
-+    }
-+
-+    public static void checkJvm() {
-+        if (getJvmVersion() < 16) {
-+            final Logger logger = LogManager.getLogger();
-+            logger.warn("************************************************************");
-+            logger.warn("* WARNING - YOU ARE RUNNING AN OUTDATED VERSION OF JAVA.");
-+            logger.warn("* PAPER WILL STOP BEING COMPATIBLE WITH THIS VERSION OF");
-+            logger.warn("* JAVA WHEN MINECRAFT 1.17 IS RELEASED.");
-+            logger.warn("*");
-+            logger.warn("* Please update the version of Java you use to run Paper");
-+            logger.warn("* to at least Java 16. When Paper for Minecraft 1.17 is");
-+            logger.warn("* released support for versions of Java before 16 will");
-+            logger.warn("* be dropped.");
-+            logger.warn("*");
-+            logger.warn("* Current Java version: {}", System.getProperty("java.version"));
-+            logger.warn("*");
-+            logger.warn("* Check this forum post for more information: ");
-+            logger.warn("*   https://papermc.io/java16");
-+            logger.warn("************************************************************");
-+        }
-+    }
-+}
-diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
-index 9bd2255d31bcfd4574f8d1caf598f9141aa9e3c1..c7432ccffc024f171a2868b4eb0dca4860b7f8c4 100644
---- a/src/main/java/net/minecraft/server/MinecraftServer.java
-+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
-@@ -1128,6 +1128,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
-                 LOGGER.info("Done ({})! For help, type \"help\"", doneTime);
-                 // Paper end
- 
-+                io.papermc.paper.util.PaperJvmChecker.checkJvm(); // Paper jvm version nag
-                 org.spigotmc.WatchdogThread.tick(); // Paper
-                 org.spigotmc.WatchdogThread.hasStarted = true; // Paper
-                 Arrays.fill( recentTps, 20 );

patches/server/0573-Guardian-beam-workaround.patch

@@ -6,7 +6,7 @@ Subject: [PATCH] Guardian beam workaround
 This patch is a workaround for MC-165595
 
 diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundSetTimePacket.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundSetTimePacket.java
-index 9ec6145fe04ec64bbee8ec6a837719caebdbc6f5..c96b63355b38053b0f7ede313fb4bdf0e1089796 100644
+index 9ec6145fe04ec64bbee8ec6a837719caebdbc6f5..689ad22925b2561f7c8db961743eb1f821dbb25f 100644
 --- a/src/main/java/net/minecraft/network/protocol/game/ClientboundSetTimePacket.java
 +++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundSetTimePacket.java
 @@ -8,7 +8,7 @@ public class ClientboundSetTimePacket implements Packet<ClientGamePacketListener
@@ -14,7 +14,7 @@ index 9ec6145fe04ec64bbee8ec6a837719caebdbc6f5..c96b63355b38053b0f7ede313fb4bdf0
  
      public ClientboundSetTimePacket(long time, long timeOfDay, boolean doDaylightCycle) {
 -        this.gameTime = time;
-+        this.gameTime = time % 192000; // Paper - fix guardian bean
++        this.gameTime = time % 192000; // Paper - fix guardian beam
          long l = timeOfDay;
          if (!doDaylightCycle) {
              l = -timeOfDay;

patches/server/0575-Added-ServerResourcesReloadedEvent.patch

@@ -0,0 +1,54 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jake Potrebic <jake.m.potrebic@gmail.com>
+Date: Wed, 2 Dec 2020 20:04:01 -0800
+Subject: [PATCH] Added ServerResourcesReloadedEvent
+
+
+diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
+index 9bd2255d31bcfd4574f8d1caf598f9141aa9e3c1..51bbb11ff8d3da95fa6d9890be3135a34b3eafac 100644
+--- a/src/main/java/net/minecraft/server/MinecraftServer.java
++++ b/src/main/java/net/minecraft/server/MinecraftServer.java
+@@ -2017,7 +2017,13 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
+         return this.functionManager;
+     }
+ 
++    // Paper start - add cause
++    @Deprecated
+     public CompletableFuture<Void> reloadResources(Collection<String> datapacks) {
++        return this.reloadResources(datapacks, io.papermc.paper.event.server.ServerResourcesReloadedEvent.Cause.PLUGIN);
++    }
++    public CompletableFuture<Void> reloadResources(Collection<String> datapacks, io.papermc.paper.event.server.ServerResourcesReloadedEvent.Cause cause) {
++        // Paper end
+         CompletableFuture<Void> completablefuture = CompletableFuture.supplyAsync(() -> {
+             Stream<String> stream = datapacks.stream(); // CraftBukkit - decompile error
+             PackRepository resourcepackrepository = this.packRepository;
+@@ -2033,6 +2039,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
+             this.packRepository.setSelected(datapacks);
+             this.worldData.setDataPackConfig(MinecraftServer.getSelectedPacks(this.packRepository));
+             datapackresources.updateGlobals();
++            new io.papermc.paper.event.server.ServerResourcesReloadedEvent(cause).callEvent(); // Paper
+             if (Thread.currentThread() != this.serverThread) return; // Paper
+             //this.getPlayerList().savePlayers(); // Paper - we don't need to do this
+             this.getPlayerList().reloadResources();
+diff --git a/src/main/java/net/minecraft/server/commands/ReloadCommand.java b/src/main/java/net/minecraft/server/commands/ReloadCommand.java
+index 3b46b4bf2597354a2c39e8fac2a250ef71034197..23f79f0bef308e6e7dee0bdc0e8b09aa3655cbc7 100644
+--- a/src/main/java/net/minecraft/server/commands/ReloadCommand.java
++++ b/src/main/java/net/minecraft/server/commands/ReloadCommand.java
+@@ -20,7 +20,7 @@ public class ReloadCommand {
+     public ReloadCommand() {}
+ 
+     public static void reloadPacks(Collection<String> dataPacks, CommandSourceStack source) {
+-        source.getServer().reloadResources(dataPacks).exceptionally((throwable) -> {
++        source.getServer().reloadResources(dataPacks, io.papermc.paper.event.server.ServerResourcesReloadedEvent.Cause.COMMAND).exceptionally((throwable) -> {
+             ReloadCommand.LOGGER.warn("Failed to execute reload", throwable);
+             source.sendFailure(new TranslatableComponent("commands.reload.failure"));
+             return null;
+@@ -50,7 +50,7 @@ public class ReloadCommand {
+         WorldData savedata = minecraftserver.getWorldData();
+         Collection<String> collection = resourcepackrepository.getSelectedIds();
+         Collection<String> collection1 = ReloadCommand.discoverNewPacks(resourcepackrepository, savedata, collection);
+-        minecraftserver.reloadResources(collection1);
++        minecraftserver.reloadResources(collection1, io.papermc.paper.event.server.ServerResourcesReloadedEvent.Cause.PLUGIN); // Paper
+     }
+     // CraftBukkit end
+ 

patches/server/0576-Added-world-settings-for-mobs-picking-up-loot.patch

@@ -0,0 +1,51 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jake Potrebic <jake.m.potrebic@gmail.com>
+Date: Sat, 28 Nov 2020 18:43:52 -0800
+Subject: [PATCH] Added world settings for mobs picking up loot
+
+
+diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+index bedadfc8835fa0c834494eb10cef13fa1cdc5cf5..b0b414a31192a2b0e5c69d00b982f883b66e77fd 100644
+--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
++++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+@@ -433,6 +433,14 @@ public class PaperWorldConfig {
+         log("Creeper lingering effect: " + disableCreeperLingeringEffect);
+     }
+ 
++    public boolean zombiesAlwaysCanPickUpLoot;
++    public boolean skeletonsAlwaysCanPickUpLoot;
++    private void setMobsAlwaysCanPickUpLoot() {
++        zombiesAlwaysCanPickUpLoot = getBoolean("mobs-can-always-pick-up-loot.zombies", false);
++        skeletonsAlwaysCanPickUpLoot = getBoolean("mobs-can-always-pick-up-loot.skeletons", false);
++        log("Zombies can always pick up loot: " + zombiesAlwaysCanPickUpLoot + ". Skeletons can always pick up loot: " + skeletonsAlwaysCanPickUpLoot + ".");
++    }
++
+     public int expMergeMaxValue;
+     private void expMergeMaxValue() {
+         expMergeMaxValue = getInt("experience-merge-max-value", -1);
+diff --git a/src/main/java/net/minecraft/world/entity/monster/AbstractSkeleton.java b/src/main/java/net/minecraft/world/entity/monster/AbstractSkeleton.java
+index 3d8f3e22223e4effeaf52cb18c14c60276d4689c..6b4163f5601a0961055c8451ec7ef2204938cf69 100644
+--- a/src/main/java/net/minecraft/world/entity/monster/AbstractSkeleton.java
++++ b/src/main/java/net/minecraft/world/entity/monster/AbstractSkeleton.java
+@@ -148,7 +148,7 @@ public abstract class AbstractSkeleton extends Monster implements RangedAttackMo
+         this.populateDefaultEquipmentSlots(difficulty);
+         this.populateDefaultEquipmentEnchantments(difficulty);
+         this.reassessWeaponGoal();
+-        this.setCanPickUpLoot(this.random.nextFloat() < 0.55F * difficulty.getSpecialMultiplier());
++        this.setCanPickUpLoot(this.level.paperConfig.skeletonsAlwaysCanPickUpLoot || this.random.nextFloat() < 0.55F * difficulty.getSpecialMultiplier()); // Paper
+         if (this.getItemBySlot(EquipmentSlot.HEAD).isEmpty()) {
+             LocalDate localdate = LocalDate.now();
+             int i = localdate.get(ChronoField.DAY_OF_MONTH);
+diff --git a/src/main/java/net/minecraft/world/entity/monster/Zombie.java b/src/main/java/net/minecraft/world/entity/monster/Zombie.java
+index 3125aad3b14a185bbd563827f07c15bbb1ef0895..03acacd30b84452733aa2bdeed515455a1f271f8 100644
+--- a/src/main/java/net/minecraft/world/entity/monster/Zombie.java
++++ b/src/main/java/net/minecraft/world/entity/monster/Zombie.java
+@@ -497,7 +497,7 @@ public class Zombie extends Monster {
+         Object object = super.finalizeSpawn(world, difficulty, spawnReason, entityData, entityNbt);
+         float f = difficulty.getSpecialMultiplier();
+ 
+-        this.setCanPickUpLoot(this.random.nextFloat() < 0.55F * f);
++        this.setCanPickUpLoot(this.level.paperConfig.zombiesAlwaysCanPickUpLoot || this.random.nextFloat() < 0.55F * f); // Paper
+         if (object == null) {
+             object = new Zombie.ZombieGroupData(Zombie.getSpawnAsBabyOdds(world.getRandom()), true);
+         }

patches/server/0577-Implemented-BlockFailedDispenseEvent.patch

@@ -0,0 +1,50 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: TheViperShow <29604693+TheViperShow@users.noreply.github.com>
+Date: Wed, 22 Apr 2020 09:40:38 +0200
+Subject: [PATCH] Implemented BlockFailedDispenseEvent
+
+
+diff --git a/src/main/java/net/minecraft/world/level/block/DispenserBlock.java b/src/main/java/net/minecraft/world/level/block/DispenserBlock.java
+index 5812a6d601ab3552bd42dbf6e1071eff29dacc75..501a5483160dba050261bb3448317a097cdb7ef2 100644
+--- a/src/main/java/net/minecraft/world/level/block/DispenserBlock.java
++++ b/src/main/java/net/minecraft/world/level/block/DispenserBlock.java
+@@ -82,8 +82,10 @@ public class DispenserBlock extends BaseEntityBlock {
+         int i = tileentitydispenser.getRandomSlot();
+ 
+         if (i < 0) {
++            if (org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockFailedDispenseEvent(world, pos)) {// Paper - BlockFailedDispenseEvent is called here
+             world.levelEvent(1001, pos, 0);
+             world.gameEvent(GameEvent.DISPENSE_FAIL, pos);
++            } // Paper
+         } else {
+             ItemStack itemstack = tileentitydispenser.getItem(i);
+             DispenseItemBehavior idispensebehavior = this.getDispenseMethod(itemstack);
+diff --git a/src/main/java/net/minecraft/world/level/block/DropperBlock.java b/src/main/java/net/minecraft/world/level/block/DropperBlock.java
+index 51723c8f740c7b0bbd15acc0f1c848790c2ff299..5a95b550c767284563c124df1ff45322b37d4b4c 100644
+--- a/src/main/java/net/minecraft/world/level/block/DropperBlock.java
++++ b/src/main/java/net/minecraft/world/level/block/DropperBlock.java
+@@ -45,6 +45,7 @@ public class DropperBlock extends DispenserBlock {
+         int i = tileentitydispenser.getRandomSlot();
+ 
+         if (i < 0) {
++            if (org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockFailedDispenseEvent(world, pos)) // Paper - BlockFailedDispenseEvent is called here
+             world.levelEvent(1001, pos, 0);
+         } else {
+             ItemStack itemstack = tileentitydispenser.getItem(i);
+diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+index 0f120d72816667ef8d50502b1e7e7dc3848f0ab4..263aaf312efcc8c8bda57448710ef6eb36a3a5bd 100644
+--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
++++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+@@ -1791,4 +1791,12 @@ public class CraftEventFactory {
+         Bukkit.getPluginManager().callEvent(event);
+         return event;
+     }
++
++    // Paper start
++    public static boolean handleBlockFailedDispenseEvent(ServerLevel serverLevel, BlockPos blockposition) {
++        org.bukkit.block.Block block = serverLevel.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
++        io.papermc.paper.event.block.BlockFailedDispenseEvent event = new io.papermc.paper.event.block.BlockFailedDispenseEvent(block);
++        return event.callEvent();
++    }
++    // Paper end
+ }

patches/server/0578-Added-PlayerLecternPageChangeEvent.patch

@@ -0,0 +1,46 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jake Potrebic <jake.m.potrebic@gmail.com>
+Date: Mon, 23 Nov 2020 12:58:51 -0800
+Subject: [PATCH] Added PlayerLecternPageChangeEvent
+
+
+diff --git a/src/main/java/net/minecraft/world/inventory/LecternMenu.java b/src/main/java/net/minecraft/world/inventory/LecternMenu.java
+index 0149b958a3bdeb529a8b7e64f4ca458d0be88998..ff79925bc6437222f9ceb133e21bbc0600cc74ed 100644
+--- a/src/main/java/net/minecraft/world/inventory/LecternMenu.java
++++ b/src/main/java/net/minecraft/world/inventory/LecternMenu.java
+@@ -64,6 +64,7 @@ public class LecternMenu extends AbstractContainerMenu {
+     @Override
+     public boolean clickMenuButton(net.minecraft.world.entity.player.Player player, int id) {
+         int j;
++        io.papermc.paper.event.player.PlayerLecternPageChangeEvent playerLecternPageChangeEvent; CraftInventoryLectern bukkitView; // Paper
+ 
+         if (id >= 100) {
+             j = id - 100;
+@@ -73,11 +74,25 @@ public class LecternMenu extends AbstractContainerMenu {
+             switch (id) {
+                 case 1:
+                     j = this.lecternData.get(0);
+-                    this.setData(0, j - 1);
++                    // Paper start
++                    bukkitView = (CraftInventoryLectern) getBukkitView().getTopInventory();
++                    playerLecternPageChangeEvent = new io.papermc.paper.event.player.PlayerLecternPageChangeEvent((org.bukkit.entity.Player) player.getBukkitEntity(), bukkitView.getHolder(), bukkitView.getBook(), io.papermc.paper.event.player.PlayerLecternPageChangeEvent.PageChangeDirection.LEFT, j, j - 1);
++                    if (!playerLecternPageChangeEvent.callEvent()) {
++                        return false;
++                    }
++                    this.setData(0, playerLecternPageChangeEvent.getNewPage());
++                    // Paper end
+                     return true;
+                 case 2:
+                     j = this.lecternData.get(0);
+-                    this.setData(0, j + 1);
++                    // Paper start
++                    bukkitView = (CraftInventoryLectern) getBukkitView().getTopInventory();
++                    playerLecternPageChangeEvent = new io.papermc.paper.event.player.PlayerLecternPageChangeEvent((org.bukkit.entity.Player) player.getBukkitEntity(), bukkitView.getHolder(), bukkitView.getBook(), io.papermc.paper.event.player.PlayerLecternPageChangeEvent.PageChangeDirection.RIGHT, j, j + 1);
++                    if (!playerLecternPageChangeEvent.callEvent()) {
++                        return false;
++                    }
++                    this.setData(0, playerLecternPageChangeEvent.getNewPage());
++                    // Paper end
+                     return true;
+                 case 3:
+                     if (!player.mayBuild()) {

patches/server/0579-Added-PlayerLoomPatternSelectEvent.patch

@@ -0,0 +1,34 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jake Potrebic <jake.m.potrebic@gmail.com>
+Date: Wed, 25 Nov 2020 16:33:27 -0800
+Subject: [PATCH] Added PlayerLoomPatternSelectEvent
+
+
+diff --git a/src/main/java/net/minecraft/world/inventory/LoomMenu.java b/src/main/java/net/minecraft/world/inventory/LoomMenu.java
+index 7e8b6e0e69876cb7bfd444a8dd72edf8289e6dd1..51579f642859fc99c715dfcd286482995012d84a 100644
+--- a/src/main/java/net/minecraft/world/inventory/LoomMenu.java
++++ b/src/main/java/net/minecraft/world/inventory/LoomMenu.java
+@@ -166,7 +166,22 @@ public class LoomMenu extends AbstractContainerMenu {
+     @Override
+     public boolean clickMenuButton(net.minecraft.world.entity.player.Player player, int id) {
+         if (id > 0 && id <= BannerPattern.AVAILABLE_PATTERNS) {
+-            this.selectedBannerPatternIndex.set(id);
++            // Paper start
++            int enumBannerPatternTypeOrdinal = id;
++            io.papermc.paper.event.player.PlayerLoomPatternSelectEvent event = new io.papermc.paper.event.player.PlayerLoomPatternSelectEvent((Player) player.getBukkitEntity(), ((CraftInventoryLoom) getBukkitView().getTopInventory()), org.bukkit.block.banner.PatternType.getByIdentifier(BannerPattern.values()[id].getHashname()));
++            if (!event.callEvent()) {
++                ((Player) player.getBukkitEntity()).updateInventory();
++                return false;
++            }
++            for (BannerPattern nms : BannerPattern.values()) {
++                if (event.getPatternType().getIdentifier().equals(nms.getHashname())) {
++                    enumBannerPatternTypeOrdinal = nms.ordinal();
++                    break;
++                }
++            }
++            ((Player) player.getBukkitEntity()).updateInventory();
++            this.selectedBannerPatternIndex.set(enumBannerPatternTypeOrdinal);
++            // Paper end
+             this.setupResultSlot();
+             return true;
+         } else {

patches/server/0580-Configurable-door-breaking-difficulty.patch

@@ -0,0 +1,104 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jake Potrebic <jake.m.potrebic@gmail.com>
+Date: Sun, 3 Jan 2021 22:27:43 -0800
+Subject: [PATCH] Configurable door breaking difficulty
+
+
+diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+index b0b414a31192a2b0e5c69d00b982f883b66e77fd..dd5c092a035a30c477fe828b58bc918fc48daa03 100644
+--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
++++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+@@ -4,7 +4,10 @@ import java.util.EnumMap;
+ import java.util.HashMap;
+ import java.util.List;
+ import java.util.Map;
+-
++import java.util.stream.Collectors;
++import net.minecraft.world.Difficulty;
++import net.minecraft.world.entity.monster.Vindicator;
++import net.minecraft.world.entity.monster.Zombie;
+ import org.bukkit.Bukkit;
+ import org.bukkit.Material;
+ import org.bukkit.configuration.ConfigurationSection;
+@@ -92,6 +95,25 @@ public class PaperWorldConfig {
+         disableMobSpawnerSpawnEggTransformation = getBoolean("game-mechanics.disable-mob-spawner-spawn-egg-transformation", disableMobSpawnerSpawnEggTransformation);
+     }
+ 
++    public List<Difficulty> zombieBreakDoors;
++    public List<Difficulty> vindicatorBreakDoors;
++    private void setupEntityBreakingDoors() {
++        zombieBreakDoors = getEnumList(
++            "door-breaking-difficulty.zombie",
++            java.util.Arrays.stream(Difficulty.values())
++                .filter(Zombie.DOOR_BREAKING_PREDICATE)
++                .collect(Collectors.toList()),
++            Difficulty.class
++        );
++        vindicatorBreakDoors = getEnumList(
++            "door-breaking-difficulty.vindicator",
++            java.util.Arrays.stream(Difficulty.values())
++                .filter(Vindicator.DOOR_BREAKING_PREDICATE)
++                .collect(Collectors.toList()),
++            Difficulty.class
++        );
++    }
++
+     public short keepLoadedRange;
+     private void keepLoadedRange() {
+         keepLoadedRange = (short) (getInt("keep-spawn-loaded-range", Math.min(spigotConfig.viewDistance, 10)) * 16);
+@@ -143,6 +165,11 @@ public class PaperWorldConfig {
+         return config.getString("world-settings." + worldName + "." + path, config.getString("world-settings.default." + path));
+     }
+ 
++    private <T extends Enum<T>> List<T> getEnumList(String path, List<T> def, Class<T> type) {
++        config.addDefault("world-settings.default." + path, def.stream().map(Enum::name).collect(Collectors.toList()));
++        return ((List<String>) (config.getList("world-settings." + worldName + "." + path, config.getList("world-settings.default." + path)))).stream().map(s -> Enum.valueOf(type, s)).collect(Collectors.toList());
++    }
++
+     public int cactusMaxHeight;
+     public int reedMaxHeight;
+     public int bambooMaxHeight;
+diff --git a/src/main/java/net/minecraft/world/entity/monster/Vindicator.java b/src/main/java/net/minecraft/world/entity/monster/Vindicator.java
+index dcaec42b0756cf36da813815b4a54e4d6c4e293a..53a9e4b0fda9f5a3b23a874c53d93fbe931b0cfb 100644
+--- a/src/main/java/net/minecraft/world/entity/monster/Vindicator.java
++++ b/src/main/java/net/minecraft/world/entity/monster/Vindicator.java
+@@ -48,7 +48,7 @@ import net.minecraft.world.level.ServerLevelAccessor;
+ 
+ public class Vindicator extends AbstractIllager {
+     private static final String TAG_JOHNNY = "Johnny";
+-    static final Predicate<Difficulty> DOOR_BREAKING_PREDICATE = (difficulty) -> {
++    public static final Predicate<Difficulty> DOOR_BREAKING_PREDICATE = (difficulty) -> { // Paper - package private -> public
+         return difficulty == Difficulty.NORMAL || difficulty == Difficulty.HARD;
+     };
+     private boolean isJohnny; public boolean isJohnny() { return this.isJohnny; } public void setJohnny(boolean johnny) { this.isJohnny = johnny; } // Paper - OBFHELPER
+@@ -195,7 +195,7 @@ public class Vindicator extends AbstractIllager {
+ 
+     static class VindicatorBreakDoorGoal extends BreakDoorGoal {
+         public VindicatorBreakDoorGoal(Mob mob) {
+-            super(mob, 6, Vindicator.DOOR_BREAKING_PREDICATE);
++            super(mob, 6, com.google.common.base.Predicates.in(mob.level.paperConfig.vindicatorBreakDoors)); // Paper
+             this.setFlags(EnumSet.of(Goal.Flag.MOVE));
+         }
+ 
+diff --git a/src/main/java/net/minecraft/world/entity/monster/Zombie.java b/src/main/java/net/minecraft/world/entity/monster/Zombie.java
+index 03acacd30b84452733aa2bdeed515455a1f271f8..9e535cf3293cf624b1e2e1b7fb40a446b888b099 100644
+--- a/src/main/java/net/minecraft/world/entity/monster/Zombie.java
++++ b/src/main/java/net/minecraft/world/entity/monster/Zombie.java
+@@ -88,7 +88,7 @@ public class Zombie extends Monster {
+     public static final int REINFORCEMENT_RANGE_MAX = 40;
+     public static final int REINFORCEMENT_RANGE_MIN = 7;
+     private static final float BREAK_DOOR_CHANCE = 0.1F;
+-    private static final Predicate<Difficulty> DOOR_BREAKING_PREDICATE = (enumdifficulty) -> {
++    public static final Predicate<Difficulty> DOOR_BREAKING_PREDICATE = (enumdifficulty) -> { // Paper - private -> public
+         return enumdifficulty == Difficulty.HARD;
+     };
+     private final BreakDoorGoal breakDoorGoal;
+@@ -100,7 +100,7 @@ public class Zombie extends Monster {
+ 
+     public Zombie(EntityType<? extends Zombie> type, Level world) {
+         super(type, world);
+-        this.breakDoorGoal = new BreakDoorGoal(this, Zombie.DOOR_BREAKING_PREDICATE);
++        this.breakDoorGoal = new BreakDoorGoal(this, com.google.common.base.Predicates.in(world.paperConfig.zombieBreakDoors)); // Paper
+     }
+ 
+     public Zombie(Level world) {

patches/server/0581-Empty-commands-shall-not-be-dispatched.patch

@@ -0,0 +1,18 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Mariell Hoversholm <proximyst@proximyst.com>
+Date: Wed, 6 Jan 2021 23:38:43 +0100
+Subject: [PATCH] Empty commands shall not be dispatched
+
+
+diff --git a/src/main/java/net/minecraft/commands/Commands.java b/src/main/java/net/minecraft/commands/Commands.java
+index 7156dea53be828acd01734fa1f9f7b9accf30ff6..dc5d21693237ebb0b2a1ee45e92d0f191c547637 100644
+--- a/src/main/java/net/minecraft/commands/Commands.java
++++ b/src/main/java/net/minecraft/commands/Commands.java
+@@ -230,6 +230,7 @@ public class Commands {
+         command = event.getCommand();
+ 
+         String[] args = command.split(" ");
++        if (args.length == 0) return 0; // Paper - empty commands shall not be dispatched
+ 
+         String cmd = args[0];
+         if (cmd.startsWith("minecraft:")) cmd = cmd.substring("minecraft:".length());

patches/server/0582-Implement-API-to-expose-exact-interaction-point.patch

@@ -0,0 +1,59 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Matthew Miller <mnmiller1@me.com>
+Date: Mon, 4 Jan 2021 16:40:27 +1000
+Subject: [PATCH] Implement API to expose exact interaction point
+
+
+diff --git a/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java b/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
+index de4fdd46f23b2b17da752a8afc0faecc1ad8344f..2a0f313365a25c1780027f1536dbb88ccdab61e2 100644
+--- a/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
++++ b/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
+@@ -498,7 +498,7 @@ public class ServerPlayerGameMode {
+             cancelledBlock = true;
+         }
+ 
+-        PlayerInteractEvent event = CraftEventFactory.callPlayerInteractEvent(player, Action.RIGHT_CLICK_BLOCK, blockposition, hitResult.getDirection(), stack, cancelledBlock, hand);
++        PlayerInteractEvent event = CraftEventFactory.callPlayerInteractEvent(player, Action.RIGHT_CLICK_BLOCK, blockposition, hitResult.getDirection(), stack, cancelledBlock, hand, hitResult.getLocation()); // Paper
+         this.firedInteract = true;
+         this.interactResult = event.useItemInHand() == Event.Result.DENY;
+         this.interactPosition = blockposition.immutable();
+diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+index 263aaf312efcc8c8bda57448710ef6eb36a3a5bd..f6f2856c407abe195f1dfee7f4a7e30baea585f7 100644
+--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
++++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+@@ -55,7 +55,9 @@ import net.minecraft.world.level.storage.loot.parameters.LootContextParams;
+ import net.minecraft.world.phys.BlockHitResult;
+ import net.minecraft.world.phys.EntityHitResult;
+ import net.minecraft.world.phys.HitResult;
++import net.minecraft.world.phys.Vec3;
+ import org.bukkit.Bukkit;
++import org.bukkit.Location; // Paper
+ import org.bukkit.Material;
+ import org.bukkit.NamespacedKey;
+ import org.bukkit.Server;
+@@ -477,7 +479,13 @@ public class CraftEventFactory {
+         return CraftEventFactory.callPlayerInteractEvent(who, action, position, direction, itemstack, false, hand);
+     }
+ 
++    // Paper start - Add interactionPoint
+     public static PlayerInteractEvent callPlayerInteractEvent(net.minecraft.world.entity.player.Player who, Action action, BlockPos position, Direction direction, ItemStack itemstack, boolean cancelledBlock, InteractionHand hand) {
++        return callPlayerInteractEvent(who, action, position, direction, itemstack, cancelledBlock, hand, null);
++    }
++
++    public static PlayerInteractEvent callPlayerInteractEvent(net.minecraft.world.entity.player.Player who, Action action, BlockPos position, Direction direction, ItemStack itemstack, boolean cancelledBlock, InteractionHand hand, Vec3 hitVec) {
++        // Paper end
+         Player player = (who == null) ? null : (Player) who.getBukkitEntity();
+         CraftItemStack itemInHand = CraftItemStack.asCraftMirror(itemstack);
+ 
+@@ -503,7 +511,10 @@ public class CraftEventFactory {
+             itemInHand = null;
+         }
+ 
+-        PlayerInteractEvent event = new PlayerInteractEvent(player, action, itemInHand, blockClicked, blockFace, (hand == null) ? null : ((hand == InteractionHand.OFF_HAND) ? EquipmentSlot.OFF_HAND : EquipmentSlot.HAND));
++        // Paper start
++        Location interactionPoint =  hitVec == null ? null : new Location(craftWorld, hitVec.x, hitVec.y, hitVec.z);
++        PlayerInteractEvent event = new PlayerInteractEvent(player, action, itemInHand, blockClicked, blockFace, (hand == null) ? null : ((hand == InteractionHand.OFF_HAND) ? EquipmentSlot.OFF_HAND : EquipmentSlot.HAND), interactionPoint);
++        // Paper end
+         if (cancelledBlock) {
+             event.setUseInteractedBlock(Event.Result.DENY);
+         }

patches/server/0583-Remove-stale-POIs.patch

@@ -0,0 +1,22 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Shane Freeder <theboyetronic@gmail.com>
+Date: Sat, 9 Jan 2021 14:17:07 +0100
+Subject: [PATCH] Remove stale POIs
+
+
+diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
+index f1c02ae301da2a3b582d2ec1215c1a981e26ac47..0e14946284738b751790b2763bfe197c0148a54a 100644
+--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
++++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
+@@ -1768,6 +1768,11 @@ public class ServerLevel extends net.minecraft.world.level.Level implements Worl
+             });
+             optional1.ifPresent((villageplacetype) -> {
+                 this.getServer().execute(() -> {
++                    // Paper start
++                    if (!optional.isPresent() && this.getPoiManager().exists(blockposition1, com.google.common.base.Predicates.alwaysTrue())) {
++                        this.getPoiManager().remove(blockposition1);
++                    }
++                    // Paper end
+                     this.getPoiManager().add(blockposition1, villageplacetype);
+                     DebugPackets.sendPoiAddedPacket(this, blockposition1);
+                 });