Paper/Spigot-Server-Patches/0346-PlayerDeathEvent-getItemsToKeep.patch
Aikar 64ed429884
(FIRST 1.16.3): Update Paper to 1.16.3
This is a pretty tiny update with very little changed. Recommended to update
from 1.16.2 ASAP as 1.16.2 is now no longer supported.

Plugins should mostly remain working as the NMS revision did not change.
2020-09-10 19:47:58 -04:00

75 lines
3.1 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Wed, 27 Mar 2019 23:01:33 -0400
Subject: [PATCH] PlayerDeathEvent#getItemsToKeep
Exposes a mutable array on items a player should keep on death
Example Usage: https://gist.github.com/aikar/5bb202de6057a051a950ce1f29feb0b4
diff --git a/src/main/java/net/minecraft/server/EntityPlayer.java b/src/main/java/net/minecraft/server/EntityPlayer.java
index 433140dc33fe2a9eb8241afc2aabf97378dcefdd..05d73610dc1e0e0c411f9cd6c1118ab5a6bb81ab 100644
--- a/src/main/java/net/minecraft/server/EntityPlayer.java
+++ b/src/main/java/net/minecraft/server/EntityPlayer.java
@@ -560,6 +560,46 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
});
}
+ // Paper start - process inventory
+ private static void processKeep(org.bukkit.event.entity.PlayerDeathEvent event, NonNullList<ItemStack> inv) {
+ List<org.bukkit.inventory.ItemStack> itemsToKeep = event.getItemsToKeep();
+ if (inv == null) {
+ // remainder of items left in toKeep - plugin added stuff on death that wasn't in the initial loot?
+ if (!itemsToKeep.isEmpty()) {
+ for (org.bukkit.inventory.ItemStack itemStack : itemsToKeep) {
+ event.getEntity().getInventory().addItem(itemStack);
+ }
+ }
+
+ return;
+ }
+
+ for (int i = 0; i < inv.size(); ++i) {
+ ItemStack item = inv.get(i);
+ if (EnchantmentManager.shouldNotDrop(item) || itemsToKeep.isEmpty() || item.isEmpty()) {
+ inv.set(i, ItemStack.NULL_ITEM);
+ continue;
+ }
+
+ final org.bukkit.inventory.ItemStack bukkitStack = item.getBukkitStack();
+ boolean keep = false;
+ final Iterator<org.bukkit.inventory.ItemStack> iterator = itemsToKeep.iterator();
+ while (iterator.hasNext()) {
+ final org.bukkit.inventory.ItemStack itemStack = iterator.next();
+ if (bukkitStack.equals(itemStack)) {
+ iterator.remove();
+ keep = true;
+ break;
+ }
+ }
+
+ if (!keep) {
+ inv.set(i, ItemStack.NULL_ITEM);
+ }
+ }
+ }
+ // Paper end
+
@Override
public void die(DamageSource damagesource) {
boolean flag = this.world.getGameRules().getBoolean(GameRules.SHOW_DEATH_MESSAGES);
@@ -649,7 +689,12 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
this.dropExperience();
// we clean the player's inventory after the EntityDeathEvent is called so plugins can get the exact state of the inventory.
if (!event.getKeepInventory()) {
- this.inventory.clear();
+ // Paper start - replace logic
+ for (NonNullList<ItemStack> inv : this.inventory.getComponents()) {
+ processKeep(event, inv);
+ }
+ processKeep(event, null);
+ // Paper end
}
this.setSpectatorTarget(this); // Remove spectated target