Allow enabling sand duping (#10191)

Because this exploit has been widely known for years and has not been fixed by Mojang, we decided that it was worth allowing people to toggle it on/off due to how easy it is to make it configurable.

It should be noted that this decision does not promise all future exploits will be configurable.
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Owen 2024-03-03 17:05:34 -05:00 committed by GitHub
parent b21eb4d9a4
commit 89d51d5f29
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GPG key ID: B5690EEEBB952194
673 changed files with 157 additions and 189 deletions

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@ -0,0 +1,114 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Sat, 21 Aug 2021 17:25:38 -0700
Subject: [PATCH] API for updating recipes on clients
diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
index fade1e36037075aae968eb90bbfeac76bfed496a..bc0e9fb41fe22e0a603837fcbdd82134f51d21d9 100644
--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
@@ -1531,6 +1531,13 @@ public abstract class PlayerList {
}
public void reloadResources() {
+ // Paper start - API for updating recipes on clients
+ this.reloadAdvancementData();
+ this.reloadTagData();
+ this.reloadRecipeData();
+ }
+ public void reloadAdvancementData() {
+ // Paper end - API for updating recipes on clients
// CraftBukkit start
/*Iterator iterator = this.advancements.values().iterator();
@@ -1546,7 +1553,15 @@ public abstract class PlayerList {
}
// CraftBukkit end
+ // Paper start - API for updating recipes on clients
+ }
+ public void reloadTagData() {
+ // Paper end - API for updating recipes on clients
this.broadcastAll(new ClientboundUpdateTagsPacket(TagNetworkSerialization.serializeTagsToNetwork(this.registries)));
+ // Paper start - API for updating recipes on clients
+ }
+ public void reloadRecipeData() {
+ // Paper end - API for updating recipes on clients
ClientboundUpdateRecipesPacket packetplayoutrecipeupdate = new ClientboundUpdateRecipesPacket(this.server.getRecipeManager().getRecipes());
Iterator iterator1 = this.players.iterator();
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index b5140b37d2161d89c6c5d6465949e96f5472057a..458bf151cb733e023b897a2acff2ab3a10fe0949 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -1141,6 +1141,18 @@ public final class CraftServer implements Server {
ReloadCommand.reload(this.console);
}
+ // Paper start - API for updating recipes on clients
+ @Override
+ public void updateResources() {
+ this.playerList.reloadResources();
+ }
+
+ @Override
+ public void updateRecipes() {
+ this.playerList.reloadRecipeData();
+ }
+ // Paper end - API for updating recipes on clients
+
private void loadIcon() {
this.icon = new CraftIconCache(null);
try {
@@ -1516,6 +1528,13 @@ public final class CraftServer implements Server {
@Override
public boolean addRecipe(Recipe recipe) {
+ // Paper start - API for updating recipes on clients
+ return this.addRecipe(recipe, false);
+ }
+
+ @Override
+ public boolean addRecipe(Recipe recipe, boolean resendRecipes) {
+ // Paper end - API for updating recipes on clients
CraftRecipe toAdd;
if (recipe instanceof CraftRecipe) {
toAdd = (CraftRecipe) recipe;
@@ -1545,6 +1564,11 @@ public final class CraftServer implements Server {
}
}
toAdd.addToCraftingManager();
+ // Paper start - API for updating recipes on clients
+ if (resendRecipes) {
+ this.playerList.reloadRecipeData();
+ }
+ // Paper end - API for updating recipes on clients
return true;
}
@@ -1725,10 +1749,23 @@ public final class CraftServer implements Server {
@Override
public boolean removeRecipe(NamespacedKey recipeKey) {
+ // Paper start - API for updating recipes on clients
+ return this.removeRecipe(recipeKey, false);
+ }
+
+ @Override
+ public boolean removeRecipe(NamespacedKey recipeKey, boolean resendRecipes) {
+ // Paper end - API for updating recipes on clients
Preconditions.checkArgument(recipeKey != null, "recipeKey == null");
ResourceLocation mcKey = CraftNamespacedKey.toMinecraft(recipeKey);
- return this.getServer().getRecipeManager().removeRecipe(mcKey);
+ // Paper start - resend recipes on successful removal
+ boolean removed = this.getServer().getRecipeManager().removeRecipe(mcKey);
+ if (removed && resendRecipes) {
+ this.playerList.reloadRecipeData();
+ }
+ return removed;
+ // Paper end
}
@Override