Paper/Spigot-Server-Patches/0438-Fix-NPE-from-sign-placement.patch
Shane Freeder fb25dc17c6 Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appears 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:
da08d022 SPIGOT-4700: Add PlayerFishEvent.State.REEL_IN
0cef14e4 Remove draft API from selectEntities

CraftBukkit Changes:
a46fdbc6 Remove outdated build delay.
3697519b SPIGOT-4708: Fix ExactChoice recipes neglecting material
9ead7009 SPIGOT-4677: Add minecraft.admin.command_feedback permission
c3749a23 Remove the Damage tag from items when it is 0.
f74c7b95 SPIGOT-4706: Can't interact with active item
494eef45 Mention requirement of JIRA ticket for bug fixes
51d62dec SPIGOT-4702: Exception when middle clicking certain slots
be557e69 SPIGOT-4700: Add PlayerFishEvent.State.REEL_IN
2019-04-22 22:36:14 +01:00

56 lines
2.8 KiB
Diff

From d5c2e00a30aa96c665393676e4dc49aa0a2feed2 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Wed, 17 Apr 2019 00:48:59 +0100
Subject: [PATCH] Fix NPE from sign placement
This fixes issues with upstreams changes to solve a private issue on
their side, as signs are placed, they may replace existing blocks, e.g.
grass, which breaks upstreams assumption that the sign is always placed
adjacent to a surface
diff --git a/src/main/java/net/minecraft/server/EntityHuman.java b/src/main/java/net/minecraft/server/EntityHuman.java
index f5d9b4abc2..fdbe9a2adc 100644
--- a/src/main/java/net/minecraft/server/EntityHuman.java
+++ b/src/main/java/net/minecraft/server/EntityHuman.java
@@ -70,6 +70,7 @@ public abstract class EntityHuman extends EntityLiving {
public EntityFishingHook hookedFish;
// Paper start
public boolean affectsSpawning = true;
+ public BlockPosition openingSign = null; // Paper - fix NPE when opening signs
// Paper end
// Paper start - Player view distance API
private int viewDistance = -1;
diff --git a/src/main/java/net/minecraft/server/ItemSign.java b/src/main/java/net/minecraft/server/ItemSign.java
index 11045ee1e1..7808aed0c0 100644
--- a/src/main/java/net/minecraft/server/ItemSign.java
+++ b/src/main/java/net/minecraft/server/ItemSign.java
@@ -16,6 +16,7 @@ public class ItemSign extends ItemBlockWallable {
if (!world.isClientSide && !flag && entityhuman != null) {
// CraftBukkit start - SPIGOT-4678
// entityhuman.openSign((TileEntitySign) world.getTileEntity(blockposition));
+ entityhuman.openingSign = blockposition; // Paper - fix NPE when opening signs
ItemSign.openSign = true;
// CraftBukkit end
}
diff --git a/src/main/java/net/minecraft/server/ItemStack.java b/src/main/java/net/minecraft/server/ItemStack.java
index f8d82a0276..ccc0826bc6 100644
--- a/src/main/java/net/minecraft/server/ItemStack.java
+++ b/src/main/java/net/minecraft/server/ItemStack.java
@@ -305,7 +305,12 @@ public final class ItemStack {
// SPIGOT-4678
if (this.item instanceof ItemSign && ItemSign.openSign) {
ItemSign.openSign = false;
- entityhuman.openSign((TileEntitySign) world.getTileEntity(new BlockActionContext(itemactioncontext).getClickPosition()));
+ // Paper start - fix NPE when opening signs
+ if (entityhuman.openingSign != null) {
+ entityhuman.openSign((TileEntitySign) world.getTileEntity(entityhuman.openingSign));
+ entityhuman.openingSign = null;
+ }
+ // Paper end
}
// SPIGOT-1288 - play sound stripped from ItemBlock
--
2.21.0