Files
Purpur/patches/server/0206-Fix-advancement-triggers-on-entity-death.patch
William Blake Galbreath dd259870b0 Updated Upstream (Paper)
Upstream has released updates that appear to apply and compile correctly

Paper Changes:
2780e94 Fix PaperTickList (#6241)
b854e7e Drop unneeded patch (#6240)
2961b2a Fix various mob drops being captured as death drops (#5675)
3801a39 Add ItemRarity test (#6247)
170382f Updated Upstream (Bukkit/CraftBukkit/Spigot) (#6245)
2021-07-23 10:55:21 -05:00

198 lines
8.3 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <Blake.Galbreath@GMail.com>
Date: Fri, 28 May 2021 12:24:45 -0500
Subject: [PATCH] Fix advancement triggers on entity death
This fixes PaperMC/Paper#3729 and PaperMC/Paper#4252
Paper changes logical order revolving around making the EntityDeathEvent
cancellable. Reordering this logic has ended up with entity equipment being
cleared _before_ advancement criteria can run, causing things like killing
raid captains not giving the voluntary exile advancement.
This fixes the issue by storing a copy of the equipment in a new field just
before doing the death event logic where the equipment is cleared and then
restoring it back to the entity just before the criterion triggers run and
then finally clearing the equipment again right after the criterion is done.
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index 3df4ca11fc44facd02f358948473d84d1de48e2b..1354cd7e9805f16700d122b281be8038d5dd27ef 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -1661,10 +1661,13 @@ public abstract class LivingEntity extends Entity {
}
// Paper start
+ List<List<ItemStack>> equipmentSnapshotBefore = this.cloneEquipment(); // Purpur
org.bukkit.event.entity.EntityDeathEvent deathEvent = this.dropAllDeathLoot(source);
if (deathEvent == null || !deathEvent.isCancelled()) {
if (this.deathScore >= 0 && entityliving != null) {
+ this.restoreEquipment(equipmentSnapshotBefore); // Purpur
entityliving.awardKillScore(this, this.deathScore, source);
+ this.clearEquipment(); // Purpur
}
if (this.isSleeping()) {
@@ -2534,6 +2537,12 @@ public abstract class LivingEntity extends Entity {
@Override
public abstract void setItemSlot(EquipmentSlot slot, ItemStack stack);
+ // Purpur start
+ public abstract List<List<ItemStack>> cloneEquipment();
+ public abstract void restoreEquipment(List<List<ItemStack>> list);
+ public abstract void clearEquipment();
+ // Purpur end
+
protected void verifyEquippedItem(ItemStack stack) {
CompoundTag nbttagcompound = stack.getTag();
diff --git a/src/main/java/net/minecraft/world/entity/Mob.java b/src/main/java/net/minecraft/world/entity/Mob.java
index 870fb7680e39e1ad69532634a25bb1be664c111c..4b7a7ddccb50a89b25f67e0f1f540476e4aaa33e 100644
--- a/src/main/java/net/minecraft/world/entity/Mob.java
+++ b/src/main/java/net/minecraft/world/entity/Mob.java
@@ -1024,6 +1024,41 @@ public abstract class Mob extends LivingEntity {
}
+ // Purpur start
+ public List<List<ItemStack>> cloneEquipment() {
+ List<List<ItemStack>> list = new java.util.ArrayList<>();
+ List<ItemStack> handItems = new java.util.ArrayList<>();
+ for (ItemStack item : this.handItems) {
+ handItems.add(item.copy());
+ }
+ list.add(handItems);
+ List<ItemStack> armorItems = new java.util.ArrayList<>();
+ for (ItemStack item : this.armorItems) {
+ armorItems.add(item.copy());
+ }
+ list.add(armorItems);
+ return list;
+ }
+
+ public void restoreEquipment(List<List<ItemStack>> list) {
+ this.handItems.clear();
+ List<ItemStack> handItems = list.get(0);
+ for (int i = 0; i < handItems.size(); i++) {
+ this.handItems.set(i, handItems.get(1));
+ }
+ this.armorItems.clear();
+ List<ItemStack> armorItems = list.get(1);
+ for (int i = 0; i < armorItems.size(); i++) {
+ this.armorItems.set(i, armorItems.get(i));
+ }
+ }
+
+ public void clearEquipment() {
+ this.handItems.clear();
+ this.armorItems.clear();
+ }
+ // Purpur end
+
@Override
protected void dropCustomDeathLoot(DamageSource source, int lootingMultiplier, boolean allowDrops) {
super.dropCustomDeathLoot(source, lootingMultiplier, allowDrops);
diff --git a/src/main/java/net/minecraft/world/entity/decoration/ArmorStand.java b/src/main/java/net/minecraft/world/entity/decoration/ArmorStand.java
index c9a44a4765f43b9c0247ed1005f4c13469bdee95..6d08c8c31a32ea38f06410fbaddf19b95bec7c6f 100644
--- a/src/main/java/net/minecraft/world/entity/decoration/ArmorStand.java
+++ b/src/main/java/net/minecraft/world/entity/decoration/ArmorStand.java
@@ -205,6 +205,41 @@ public class ArmorStand extends LivingEntity {
this.noTickEquipmentDirty = true; // Paper - Allow equipment to be updated even when tick disabled
}
+ // Purpur start
+ public List<List<ItemStack>> cloneEquipment() {
+ List<List<ItemStack>> list = new java.util.ArrayList<>();
+ List<ItemStack> handItems = new java.util.ArrayList<>();
+ for (ItemStack item : this.handItems) {
+ handItems.add(item.copy());
+ }
+ list.add(handItems);
+ List<ItemStack> armorItems = new java.util.ArrayList<>();
+ for (ItemStack item : this.armorItems) {
+ armorItems.add(item.copy());
+ }
+ list.add(armorItems);
+ return list;
+ }
+
+ public void restoreEquipment(List<List<ItemStack>> list) {
+ this.handItems.clear();
+ List<ItemStack> handItems = list.get(0);
+ for (int i = 0; i < handItems.size(); i++) {
+ this.handItems.set(i, handItems.get(1));
+ }
+ this.armorItems.clear();
+ List<ItemStack> armorItems = list.get(1);
+ for (int i = 0; i < armorItems.size(); i++) {
+ this.armorItems.set(i, armorItems.get(1));
+ }
+ }
+
+ public void clearEquipment() {
+ this.handItems.clear();
+ this.armorItems.clear();
+ }
+ // Purpur end
+
@Override
public boolean canTakeItem(ItemStack stack) {
net.minecraft.world.entity.EquipmentSlot enumitemslot = Mob.getEquipmentSlotForItem(stack);
diff --git a/src/main/java/net/minecraft/world/entity/player/Player.java b/src/main/java/net/minecraft/world/entity/player/Player.java
index 5963b407d936e930a370677113ba947d2c2a198d..b60e38add38ac58d01f419dcb1b07a9b79bf1cb8 100644
--- a/src/main/java/net/minecraft/world/entity/player/Player.java
+++ b/src/main/java/net/minecraft/world/entity/player/Player.java
@@ -1989,6 +1989,52 @@ public abstract class Player extends LivingEntity {
}
+ // Purpur start
+ public List<List<ItemStack>> cloneEquipment() {
+ List<List<ItemStack>> list = new java.util.ArrayList<>();
+ List<ItemStack> invItems = new java.util.ArrayList<>();
+ for (ItemStack item : this.inventory.items) {
+ invItems.add(item.copy());
+ }
+ list.add(invItems);
+ List<ItemStack> armorItems = new java.util.ArrayList<>();
+ for (ItemStack item : this.inventory.armor) {
+ armorItems.add(item.copy());
+ }
+ list.add(armorItems);
+ List<ItemStack> offhandItems = new java.util.ArrayList<>();
+ for (ItemStack item : this.inventory.offhand) {
+ offhandItems.add(item.copy());
+ }
+ list.add(offhandItems);
+ return list;
+ }
+
+ public void restoreEquipment(List<List<ItemStack>> list) {
+ this.inventory.items.clear();
+ List<ItemStack> invItems = list.get(0);
+ for (int i = 0; i < invItems.size(); i++) {
+ this.inventory.items.set(i, invItems.get(1));
+ }
+ this.inventory.armor.clear();
+ List<ItemStack> armorItems = list.get(1);
+ for (int i = 0; i < armorItems.size(); i++) {
+ this.inventory.armor.set(i, armorItems.get(1));
+ }
+ this.inventory.offhand.clear();
+ List<ItemStack> offhandItems = list.get(2);
+ for (int i = 0; i < offhandItems.size(); i++) {
+ this.inventory.offhand.set(i, offhandItems.get(1));
+ }
+ }
+
+ public void clearEquipment() {
+ this.inventory.items.clear();
+ this.inventory.armor.clear();
+ this.inventory.offhand.clear();
+ }
+ // Purpur end
+
public boolean addItem(ItemStack stack) {
this.equipEventAndSound(stack);
return this.inventory.add(stack);