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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Thu, 16 Jun 2022 14:22:56 -0700
Subject: [PATCH] Don't broadcast messages to command blocks
Previously the broadcast method would update the last output
in command blocks, and if called asynchronously, would throw
an error
diff --git a/src/main/java/net/minecraft/world/level/BaseCommandBlock.java b/src/main/java/net/minecraft/world/level/BaseCommandBlock.java
index e05eb08a9c229b371887676da510df948b896a85..ceeedbd88c56c08ec8b047c9ca2f14cc581e12ad 100644
--- a/src/main/java/net/minecraft/world/level/BaseCommandBlock.java
+++ b/src/main/java/net/minecraft/world/level/BaseCommandBlock.java
@@ -172,6 +172,7 @@ public abstract class BaseCommandBlock implements CommandSource {
@Override
public void sendSystemMessage(Component message) {
if (this.trackOutput) {
+ org.spigotmc.AsyncCatcher.catchOp("sendSystemMessage to a command block"); // Paper
SimpleDateFormat simpledateformat = BaseCommandBlock.TIME_FORMAT;
Date date = new Date();
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index f496d10cb8b5fe311c8cf6c6fa98972ac22b3953..cb6425a458f4ae5ec9e54a108b76061493160a54 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -1801,7 +1801,7 @@ public final class CraftServer implements Server {
// Paper end
Set<CommandSender> recipients = new HashSet<>();
for (Permissible permissible : this.getPluginManager().getPermissionSubscriptions(permission)) {
- if (permissible instanceof CommandSender && permissible.hasPermission(permission)) {
+ if (permissible instanceof CommandSender && !(permissible instanceof org.bukkit.command.BlockCommandSender) && permissible.hasPermission(permission)) { // Paper - don't broadcast to BlockCommandSender (specifically Command Blocks)
recipients.add((CommandSender) permissible);
}
}
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