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Paper-Old/patches/server/0561-Fix-curing-zombie-villager-discount-exploit.patch
Jake Potrebic ea0ec8c5a0
Updated Upstream (Bukkit/CraftBukkit) & more patches
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
e9ce88b9 SPIGOT-6562: Add more specific sculk sensor event

CraftBukkit Changes:
d7ef1e91 SPIGOT-6558: Attempt to improve SkullMeta
e7a63287 SPIGOT-6562: Add more specific sculk sensor event
2021-06-15 21:12:14 -07:00

46 Zeilen
2.7 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: BillyGalbreath <blake.galbreath@gmail.com>
Date: Tue, 8 Dec 2020 20:14:20 -0600
Subject: [PATCH] Fix curing zombie villager discount exploit
This fixes the exploit used to gain absurd trading discounts with infecting
and curing a villager on repeat by simply resetting the relevant part of
the reputation when it is cured.
diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index aef38974128c7986864571a3552a566ad672dccd..dd23c6dc5e680006c10329433c059fc9b85dd1cc 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -79,6 +79,11 @@ public class PaperWorldConfig {
fixClimbingBypassingCrammingRule = getBoolean("fix-climbing-bypassing-cramming-rule", fixClimbingBypassingCrammingRule);
}
+ public boolean fixCuringZombieVillagerDiscountExploit = true;
+ private void fixCuringExploit() {
+ fixCuringZombieVillagerDiscountExploit = getBoolean("game-mechanics.fix-curing-zombie-villager-discount-exploit", fixCuringZombieVillagerDiscountExploit);
+ }
+
public short keepLoadedRange;
private void keepLoadedRange() {
keepLoadedRange = (short) (getInt("keep-spawn-loaded-range", Math.min(spigotConfig.viewDistance, 10)) * 16);
diff --git a/src/main/java/net/minecraft/world/entity/npc/Villager.java b/src/main/java/net/minecraft/world/entity/npc/Villager.java
index fe9ee43bf0c49c0541bc4fb114e63b8a0fcf1967..18b35c8d2160d24c31483edef13cc5e8d93ed09b 100644
--- a/src/main/java/net/minecraft/world/entity/npc/Villager.java
+++ b/src/main/java/net/minecraft/world/entity/npc/Villager.java
@@ -1056,6 +1056,15 @@ public class Villager extends AbstractVillager implements ReputationEventHandler
@Override
public void onReputationEventFrom(ReputationEventType interaction, Entity entity) {
if (interaction == ReputationEventType.ZOMBIE_VILLAGER_CURED) {
+ // Paper start - fix MC-181190
+ if (level.paperConfig.fixCuringZombieVillagerDiscountExploit) {
+ final GossipContainer.EntityGossips playerReputation = this.getReputation().getReputations().get(entity.getUUID());
+ if (playerReputation != null) {
+ playerReputation.remove(GossipType.MAJOR_POSITIVE);
+ playerReputation.remove(GossipType.MINOR_POSITIVE);
+ }
+ }
+ // Paper end
this.gossips.add(entity.getUUID(), GossipType.MAJOR_POSITIVE, 20);
this.gossips.add(entity.getUUID(), GossipType.MINOR_POSITIVE, 25);
} else if (interaction == ReputationEventType.TRADE) {