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Purpur/purpur-server/minecraft-patches/features/0021-Per-mob-mob_griefing-loot-pickup-override.patch
granny d8f2ab289c Updated Upstream (Paper) 
Upstream has released updates that appear to apply and compile correctly

Paper Changes:
PaperMC/Paper@bbeaddeb Simplify diff in ProjectileWeaponItem
PaperMC/Paper@e63832e5 Re-add diff comment in Villager
PaperMC/Paper@63f9644a Simplify diff in ChunkMap
PaperMC/Paper@f2df3219 update EntityTargetLivingEntityEvent handling
PaperMC/Paper@e7ea5050 fix NPE after launching ender eye
PaperMC/Paper@267f7aef respect mobs-can-always-pick-up-loot for baby zombies
PaperMC/Paper@8ad1ef1d bunch of renames and fix NPE in getCraftingRemainingItem
2026-03-30 15:43:54 -07:00

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17 KiB
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Raw Blame History

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Peashooter101 <Peashooter101@yahoo.com>
Date: Sat, 13 Dec 2025 13:59:23 -0600
Subject: [PATCH] Per mob mob_griefing loot pickup override
diff --git a/net/minecraft/world/entity/Mob.java b/net/minecraft/world/entity/Mob.java
index 6651a03adb5cb18db71d814b57d2d754497cc782..eda42a44b69f9aece81a71b2e4d3fa009ed80629 100644
--- a/net/minecraft/world/entity/Mob.java
+++ b/net/minecraft/world/entity/Mob.java
@@ -565,7 +565,7 @@ public abstract class Mob extends LivingEntity implements Targeting, EquipmentUs
&& this.canPickUpLoot()
&& this.isAlive()
&& !this.dead
- && serverLevel.getGameRules().get(GameRules.MOB_GRIEFING, serverLevel.purpurConfig.entitiesPickUpLootMobGriefingOverride)) { // Purpur - Add mobGriefing override to everything affected
+ && serverLevel.getGameRules().get(GameRules.MOB_GRIEFING, checkEntityPickUpLootOverride())) { // Purpur - Check mobGriefing Overrides
Vec3i pickupReach = this.getPickupReach();
for (ItemEntity entity : this.level()
@@ -584,6 +584,12 @@ public abstract class Mob extends LivingEntity implements Targeting, EquipmentUs
profiler.pop();
}
+ // Purpur start - Check mobGriefing Overrides
+ protected @Nullable Boolean checkEntityPickUpLootOverride() {
+ return null;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
protected EquipmentSlot sunProtectionSlot() {
return EquipmentSlot.HEAD;
}
diff --git a/net/minecraft/world/entity/animal/allay/Allay.java b/net/minecraft/world/entity/animal/allay/Allay.java
index 3a78175273efa24a6bf98ee44fe24a4df71e63ed..86129786c9927fc5aa941207971e28ff4b20023f 100644
--- a/net/minecraft/world/entity/animal/allay/Allay.java
+++ b/net/minecraft/world/entity/animal/allay/Allay.java
@@ -162,6 +162,13 @@ public class Allay extends PathfinderMob implements InventoryCarrier, VibrationS
}
// Purpur end - Configurable entity base attributes
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.allayCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
@Override
protected Brain<Allay> makeBrain(final Brain.Packed packedBrain) {
return BRAIN_PROVIDER.makeBrain(this, packedBrain);
diff --git a/net/minecraft/world/entity/animal/fox/Fox.java b/net/minecraft/world/entity/animal/fox/Fox.java
index 335da522a9b96ebc852b4ed5f22f9fd71aec23a8..ba48b114282939c806523052b2ad82e5041f5d45 100644
--- a/net/minecraft/world/entity/animal/fox/Fox.java
+++ b/net/minecraft/world/entity/animal/fox/Fox.java
@@ -815,6 +815,13 @@ public class Fox extends Animal {
}
// Purpur end - Tulips change fox type
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.foxCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
@Override
// Paper start - Cancellable death event
protected org.bukkit.event.entity.EntityDeathEvent dropAllDeathLoot(final ServerLevel level, final DamageSource source) {
diff --git a/net/minecraft/world/entity/monster/illager/Pillager.java b/net/minecraft/world/entity/monster/illager/Pillager.java
index e69514bf39e2acfc909cb55b1704ca3f56f704e2..20c0b12b56416bc532de4de827c88850bfd1f0f3 100644
--- a/net/minecraft/world/entity/monster/illager/Pillager.java
+++ b/net/minecraft/world/entity/monster/illager/Pillager.java
@@ -104,6 +104,13 @@ public class Pillager extends AbstractIllager implements CrossbowAttackMob, Inve
}
// Purpur end - Mobs always drop experience
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.pillagerCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
@Override
protected void registerGoals() {
super.registerGoals();
diff --git a/net/minecraft/world/entity/monster/illager/Vindicator.java b/net/minecraft/world/entity/monster/illager/Vindicator.java
index c29a1aea5c09ade40e36f4cb00a677b31ad91069..d4e298ecf79ff7ebdea71b710e6df7ba72f9a0f5 100644
--- a/net/minecraft/world/entity/monster/illager/Vindicator.java
+++ b/net/minecraft/world/entity/monster/illager/Vindicator.java
@@ -96,6 +96,13 @@ public class Vindicator extends AbstractIllager {
}
// Purpur end - Mobs always drop experience
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.vindicatorCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
@Override
protected void registerGoals() {
super.registerGoals();
diff --git a/net/minecraft/world/entity/monster/piglin/Piglin.java b/net/minecraft/world/entity/monster/piglin/Piglin.java
index 47bcb895bf4c6f438bb0bb82f84331487fd28c0c..93c5fa7b63548c6b1d24847f1f363c7c9e0ea0ec 100644
--- a/net/minecraft/world/entity/monster/piglin/Piglin.java
+++ b/net/minecraft/world/entity/monster/piglin/Piglin.java
@@ -147,6 +147,13 @@ public class Piglin extends AbstractPiglin implements CrossbowAttackMob, Invento
}
// Purpur end - Mobs always drop experience
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.piglinCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
@Override
protected void addAdditionalSaveData(final ValueOutput output) {
super.addAdditionalSaveData(output);
@@ -430,7 +437,7 @@ public class Piglin extends AbstractPiglin implements CrossbowAttackMob, Invento
@Override
public boolean wantsToPickUp(final ServerLevel level, final ItemStack itemStack) {
- return level.getGameRules().get(GameRules.MOB_GRIEFING, level.purpurConfig.piglinMobGriefingOverride) && this.canPickUpLoot() && PiglinAi.wantsToPickup(this, itemStack); // Purpur - Add mobGriefing override to everything affected
+ return level.getGameRules().get(GameRules.MOB_GRIEFING, level.purpurConfig.piglinCanPickUpLoot) && this.canPickUpLoot() && PiglinAi.wantsToPickup(this, itemStack); // Purpur - Check mobGriefing Overrides
}
protected boolean canReplaceCurrentItem(final ItemStack newItemStack) {
diff --git a/net/minecraft/world/entity/monster/piglin/PiglinBrute.java b/net/minecraft/world/entity/monster/piglin/PiglinBrute.java
index 0755e3ed3b940609f0211d123c0c664905af56b5..3a33976a667d9d9b446b6b27b5938aff8f5d9ab6 100644
--- a/net/minecraft/world/entity/monster/piglin/PiglinBrute.java
+++ b/net/minecraft/world/entity/monster/piglin/PiglinBrute.java
@@ -89,6 +89,13 @@ public class PiglinBrute extends AbstractPiglin {
}
// Purpur end - Mobs always drop experience
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.piglinBruteCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
public static AttributeSupplier.Builder createAttributes() {
return Monster.createMonsterAttributes()
.add(Attributes.MAX_HEALTH, 50.0)
diff --git a/net/minecraft/world/entity/monster/skeleton/Bogged.java b/net/minecraft/world/entity/monster/skeleton/Bogged.java
index 50dd01a2092f87fd9015c982f728f14965be5b81..410c5f8e1571970e8043eb5d976cd6d8b95689eb 100644
--- a/net/minecraft/world/entity/monster/skeleton/Bogged.java
+++ b/net/minecraft/world/entity/monster/skeleton/Bogged.java
@@ -66,6 +66,13 @@ public class Bogged extends AbstractSkeleton implements Shearable {
}
// Purpur end - Configurable entity base attributes
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.boggedCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
@Override
protected void defineSynchedData(final SynchedEntityData.Builder entityData) {
super.defineSynchedData(entityData);
diff --git a/net/minecraft/world/entity/monster/skeleton/Skeleton.java b/net/minecraft/world/entity/monster/skeleton/Skeleton.java
index 7d0c6fe7290e8ad44c451b431778e1b7fe37c6e5..c5b261f36f6042a395b8e1a7d54b20339e81b4b8 100644
--- a/net/minecraft/world/entity/monster/skeleton/Skeleton.java
+++ b/net/minecraft/world/entity/monster/skeleton/Skeleton.java
@@ -64,6 +64,13 @@ public class Skeleton extends AbstractSkeleton {
}
// Purpur end - Mobs always drop experience
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.skeletonCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
@Override
protected void defineSynchedData(final SynchedEntityData.Builder entityData) {
super.defineSynchedData(entityData);
diff --git a/net/minecraft/world/entity/monster/skeleton/Stray.java b/net/minecraft/world/entity/monster/skeleton/Stray.java
index 76f28568aecf019ce7432ff89593b2ed4eaff8a2..e761c97212e380b6978e5fbd1d808f4ddbb89bb5 100644
--- a/net/minecraft/world/entity/monster/skeleton/Stray.java
+++ b/net/minecraft/world/entity/monster/skeleton/Stray.java
@@ -61,6 +61,13 @@ public class Stray extends AbstractSkeleton {
}
// Purpur end - Mobs always drop experience
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.strayCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
public static boolean checkStraySpawnRules(
final EntityType<Stray> type, final ServerLevelAccessor level, final EntitySpawnReason spawnReason, final BlockPos pos, final RandomSource random
) {
diff --git a/net/minecraft/world/entity/monster/skeleton/WitherSkeleton.java b/net/minecraft/world/entity/monster/skeleton/WitherSkeleton.java
index 3c3c53de82856033aab31c6b03e90ba647223fa7..afc6272905cf6ab464cca03b37b5e6c868094796 100644
--- a/net/minecraft/world/entity/monster/skeleton/WitherSkeleton.java
+++ b/net/minecraft/world/entity/monster/skeleton/WitherSkeleton.java
@@ -73,6 +73,13 @@ public class WitherSkeleton extends AbstractSkeleton {
}
// Purpur end - Mobs always drop experience
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.witherSkeletonCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
@Override
protected void registerGoals() {
this.targetSelector.addGoal(3, new NearestAttackableTargetGoal<>(this, AbstractPiglin.class, true));
diff --git a/net/minecraft/world/entity/monster/zombie/Drowned.java b/net/minecraft/world/entity/monster/zombie/Drowned.java
index 07242b2e6ab055122360035f058c39d54dbb8dc7..3a1152e07b2cc0ee4cf84651ada3c987dc704e91 100644
--- a/net/minecraft/world/entity/monster/zombie/Drowned.java
+++ b/net/minecraft/world/entity/monster/zombie/Drowned.java
@@ -147,6 +147,13 @@ public class Drowned extends Zombie implements RangedAttackMob {
}
// Purpur end - Mobs always drop experience
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.drownedCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
@Override
protected void addBehaviourGoals() {
this.goalSelector.addGoal(1, new Drowned.DrownedGoToWaterGoal(this, 1.0));
diff --git a/net/minecraft/world/entity/monster/zombie/Husk.java b/net/minecraft/world/entity/monster/zombie/Husk.java
index 5d60b230eeaec9d37e286019b8d4276cfa85a9ea..55b2bd676f2e9633fc8250bcd984424e8c37e2ee 100644
--- a/net/minecraft/world/entity/monster/zombie/Husk.java
+++ b/net/minecraft/world/entity/monster/zombie/Husk.java
@@ -98,6 +98,13 @@ public class Husk extends Zombie {
}
// Purpur end - Mobs always drop experience
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.huskCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
@Override
public boolean isSunSensitive() {
return this.shouldBurnInDay; // Purpur - moved to LivingEntity; keep methods for ABI compatibility - API for any mob to burn daylight
diff --git a/net/minecraft/world/entity/monster/zombie/Zombie.java b/net/minecraft/world/entity/monster/zombie/Zombie.java
index cb1a685b136f06ab5884c269678cc9384af1dfed..a0b1399d8ea3aeb583dd0c0f1b5ec6300eacf28d 100644
--- a/net/minecraft/world/entity/monster/zombie/Zombie.java
+++ b/net/minecraft/world/entity/monster/zombie/Zombie.java
@@ -167,6 +167,13 @@ public class Zombie extends Monster {
}
// Purpur end - Mobs always drop experience
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.zombieCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
@Override
protected void registerGoals() {
this.goalSelector.addGoal(0, new org.purpurmc.purpur.entity.ai.HasRider(this)); // Purpur - Ridables
diff --git a/net/minecraft/world/entity/monster/zombie/ZombieVillager.java b/net/minecraft/world/entity/monster/zombie/ZombieVillager.java
index 3e96d18ed2fb67c08e77b17ec7f6418fbb5caf8f..e5eb30d3620937af3cd294bdd6b985fbb61df534 100644
--- a/net/minecraft/world/entity/monster/zombie/ZombieVillager.java
+++ b/net/minecraft/world/entity/monster/zombie/ZombieVillager.java
@@ -145,6 +145,13 @@ public class ZombieVillager extends Zombie implements VillagerDataHolder {
}
// Purpur end - Mobs always drop experience
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.zombieVillagerCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
@Override
protected void defineSynchedData(final SynchedEntityData.Builder entityData) {
super.defineSynchedData(entityData);
diff --git a/net/minecraft/world/entity/monster/zombie/ZombifiedPiglin.java b/net/minecraft/world/entity/monster/zombie/ZombifiedPiglin.java
index 9e893c0c033dcc2273275b92048d9b1a941d93f2..54ba4d2e8305e2d9ba0c9e71bae67bfd7b7d34b9 100644
--- a/net/minecraft/world/entity/monster/zombie/ZombifiedPiglin.java
+++ b/net/minecraft/world/entity/monster/zombie/ZombifiedPiglin.java
@@ -124,6 +124,13 @@ public class ZombifiedPiglin extends Zombie implements NeutralMob {
}
// Purpur end - Mobs always drop experience
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.zombifiedPiglinCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
@Override
protected void addBehaviourGoals() {
this.goalSelector.addGoal(1, new SpearUseGoal<>(this, 1.0, 1.0, 10.0F, 2.0F));
diff --git a/net/minecraft/world/entity/npc/villager/Villager.java b/net/minecraft/world/entity/npc/villager/Villager.java
index b2130b1222321d066fdae4786fb25f59bbcf3fa5..e715a0b96a0758b6675091d3b9ce154ea41fd01c 100644
--- a/net/minecraft/world/entity/npc/villager/Villager.java
+++ b/net/minecraft/world/entity/npc/villager/Villager.java
@@ -298,6 +298,13 @@ public class Villager extends AbstractVillager implements VillagerDataHolder, Re
}
// Purpur end - Mobs always drop experience
+ // Purpur start - Check mobGriefing Overrides
+ @Override
+ protected Boolean checkEntityPickUpLootOverride() {
+ return this.level().purpurConfig.villagerCanPickUpLoot;
+ }
+ // Purpur end - Check mobGriefing Overrides
+
@Override
public Brain<Villager> getBrain() {
return (Brain<Villager>) super.getBrain();
diff --git a/net/minecraft/world/entity/raid/Raider.java b/net/minecraft/world/entity/raid/Raider.java
index d0a9088a18e6717209f037ae48ce54db13702234..5e5c5a8362537c6ff205eed7223a3bbdbf05da4a 100644
--- a/net/minecraft/world/entity/raid/Raider.java
+++ b/net/minecraft/world/entity/raid/Raider.java
@@ -399,7 +399,7 @@ public abstract class Raider extends PatrollingMonster {
}
private boolean cannotPickUpBanner() {
- if (!getServerLevel(this.mob).getGameRules().get(net.minecraft.world.level.gamerules.GameRules.MOB_GRIEFING, this.mob.level().purpurConfig.pillagerMobGriefingOverride)) return true; // Paper - respect game and entity rules for picking up items // Purpur - Add mobGriefing override to everything affected
+ if (!getServerLevel(this.mob).getGameRules().get(net.minecraft.world.level.gamerules.GameRules.MOB_GRIEFING, this.mob.level().purpurConfig.pillagerCanPickUpLoot)) return true; // Paper - respect game and entity rules for picking up items // Purpur - Check mobGriefing Overrides
if (!this.mob.hasActiveRaid()) {
return true;
} else if (this.mob.getCurrentRaid().isOver()) {
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