From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <blake.galbreath@gmail.com>
Date: Sat, 28 Mar 2020 01:51:32 -0500
Subject: [PATCH] Fix vanilla command permission handler

Original code by PurpurMC, licensed under MIT
You can find the original code on https://github.com/PurpurMC/Purpur

diff --git a/src/main/java/com/mojang/brigadier/tree/CommandNode.java b/src/main/java/com/mojang/brigadier/tree/CommandNode.java
index 39844531b03eb8a6c70700b4ecbf0ff1a557424d..632ae75cb3bbc7a3955872d14ad0fbc2459f32e8 100644
--- a/src/main/java/com/mojang/brigadier/tree/CommandNode.java
+++ b/src/main/java/com/mojang/brigadier/tree/CommandNode.java
@@ -35,6 +35,7 @@ public abstract class CommandNode<S> implements Comparable<CommandNode<S>> {
     private final boolean forks;
     private Command<S> command;
     public LiteralCommandNode<CommandSourceStack> clientNode = null; // Paper
+    private String permission = null; public String getPermission() { return permission; } public void setPermission(String permission) { this.permission = permission; } // Purpur
     // CraftBukkit start
     public void removeCommand(String name) {
         this.children.remove(name);
diff --git a/src/main/java/org/bukkit/craftbukkit/command/VanillaCommandWrapper.java b/src/main/java/org/bukkit/craftbukkit/command/VanillaCommandWrapper.java
index 6035af2cf08353b3d3801220d8116d8611a0cd37..7774ab6a2e553a40def4bb4dceea9e5f58d31c1e 100644
--- a/src/main/java/org/bukkit/craftbukkit/command/VanillaCommandWrapper.java
+++ b/src/main/java/org/bukkit/craftbukkit/command/VanillaCommandWrapper.java
@@ -94,6 +94,7 @@ public final class VanillaCommandWrapper extends BukkitCommand {
     }
 
     public static String getPermission(CommandNode<CommandSourceStack> vanillaCommand) {
+        if (vanillaCommand.getPermission() != null) return vanillaCommand.getPermission(); // Purpur
         // Paper start
         final String commandName;
         if (vanillaCommand.getRedirect() == null) {