mirror of https://github.com/PaperMC/Paper.git
30 lines
1.7 KiB
Diff
30 lines
1.7 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: BillyGalbreath <blake.galbreath@gmail.com>
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Date: Tue, 8 Dec 2020 20:14:20 -0600
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Subject: [PATCH] Fix curing zombie villager discount exploit
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This fixes the exploit used to gain absurd trading discounts with infecting
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and curing a villager on repeat by simply resetting the relevant part of
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the reputation when it is cured.
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diff --git a/src/main/java/net/minecraft/world/entity/npc/Villager.java b/src/main/java/net/minecraft/world/entity/npc/Villager.java
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index e3db573f10b7a3f8f605a11dc886859c68168467..105f8fcbbc5c7c384b77ca8eb768f1147d6ce4b2 100644
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--- a/src/main/java/net/minecraft/world/entity/npc/Villager.java
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+++ b/src/main/java/net/minecraft/world/entity/npc/Villager.java
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@@ -980,6 +980,15 @@ public class Villager extends AbstractVillager implements ReputationEventHandler
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@Override
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public void onReputationEventFrom(ReputationEventType interaction, Entity entity) {
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if (interaction == ReputationEventType.ZOMBIE_VILLAGER_CURED) {
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+ // Paper start - fix MC-181190
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+ if (level.paperConfig().fixes.fixCuringZombieVillagerDiscountExploit) {
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+ final GossipContainer.EntityGossips playerReputation = this.getGossips().gossips.get(entity.getUUID());
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+ if (playerReputation != null) {
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+ playerReputation.remove(GossipType.MAJOR_POSITIVE);
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+ playerReputation.remove(GossipType.MINOR_POSITIVE);
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+ }
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+ }
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+ // Paper end
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this.gossips.add(entity.getUUID(), GossipType.MAJOR_POSITIVE, 20);
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this.gossips.add(entity.getUUID(), GossipType.MINOR_POSITIVE, 25);
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} else if (interaction == ReputationEventType.TRADE) {
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