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-rw-r--r--patches/server/0671-Vanilla-command-permission-fixes.patch81
1 files changed, 81 insertions, 0 deletions
diff --git a/patches/server/0671-Vanilla-command-permission-fixes.patch b/patches/server/0671-Vanilla-command-permission-fixes.patch
new file mode 100644
index 0000000000..6a9ac954d9
--- /dev/null
+++ b/patches/server/0671-Vanilla-command-permission-fixes.patch
@@ -0,0 +1,81 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jason Penilla <[email protected]>
+Date: Wed, 25 Aug 2021 13:19:53 -0700
+Subject: [PATCH] Vanilla command permission fixes
+
+Fixes permission checks for vanilla commands which don't have a
+requirement, as well as for namespaced vanilla commands.
+
+== AT ==
+public-f com.mojang.brigadier.tree.CommandNode requirement
+
+diff --git a/src/main/java/com/mojang/brigadier/builder/ArgumentBuilder.java b/src/main/java/com/mojang/brigadier/builder/ArgumentBuilder.java
+index 899008b2980d13f1be6280cd8cb959c53a29bebf..f875507241ac6769545e91cd3285232b75b892f0 100644
+--- a/src/main/java/com/mojang/brigadier/builder/ArgumentBuilder.java
++++ b/src/main/java/com/mojang/brigadier/builder/ArgumentBuilder.java
+@@ -14,9 +14,17 @@ import java.util.Collections;
+ import java.util.function.Predicate;
+
+ public abstract class ArgumentBuilder<S, T extends ArgumentBuilder<S, T>> {
++ // Paper start
++ private static final Predicate<Object> DEFAULT_REQUIREMENT = s -> true;
++
++ @SuppressWarnings("unchecked")
++ public static <S> Predicate<S> defaultRequirement() {
++ return (Predicate<S>) DEFAULT_REQUIREMENT;
++ }
++ // Paper end
+ private final RootCommandNode<S> arguments = new RootCommandNode<>();
+ private Command<S> command;
+- private Predicate<S> requirement = s -> true;
++ private Predicate<S> requirement = defaultRequirement(); // Paper
+ private CommandNode<S> target;
+ private RedirectModifier<S> modifier = null;
+ private boolean forks;
+diff --git a/src/main/java/net/minecraft/commands/Commands.java b/src/main/java/net/minecraft/commands/Commands.java
+index 5fd7e5aa0644fda8e2f7f57eef9a6f0011534cb9..b201fd131864751bea1e926c6b23f9742eae1c8e 100644
+--- a/src/main/java/net/minecraft/commands/Commands.java
++++ b/src/main/java/net/minecraft/commands/Commands.java
+@@ -237,6 +237,13 @@ public class Commands {
+ }
+ this.vanillaCommandNodes.addAll(this.dispatcher.getRoot().getChildren()); // Paper
+
++ // Paper start
++ for (final CommandNode<CommandSourceStack> node : this.dispatcher.getRoot().getChildren()) {
++ if (node.getRequirement() == com.mojang.brigadier.builder.ArgumentBuilder.<CommandSourceStack>defaultRequirement()) {
++ node.requirement = stack -> stack.source == CommandSource.NULL || stack.getBukkitSender().hasPermission(org.bukkit.craftbukkit.command.VanillaCommandWrapper.getPermission(node));
++ }
++ }
++ // Paper end
+ // CraftBukkit start
+ }
+
+diff --git a/src/main/java/org/bukkit/craftbukkit/command/VanillaCommandWrapper.java b/src/main/java/org/bukkit/craftbukkit/command/VanillaCommandWrapper.java
+index 6b991cd34644077d60269eeba6ce90dbfdf8fbb2..d6a4507f547893bf7f8318723b5f86cc779e47a2 100644
+--- a/src/main/java/org/bukkit/craftbukkit/command/VanillaCommandWrapper.java
++++ b/src/main/java/org/bukkit/craftbukkit/command/VanillaCommandWrapper.java
+@@ -88,7 +88,23 @@ public final class VanillaCommandWrapper extends BukkitCommand {
+ }
+
+ public static String getPermission(CommandNode<CommandSourceStack> vanillaCommand) {
+- return "minecraft.command." + ((vanillaCommand.getRedirect() == null) ? vanillaCommand.getName() : vanillaCommand.getRedirect().getName());
++ // Paper start
++ final String commandName;
++ if (vanillaCommand.getRedirect() == null) {
++ commandName = vanillaCommand.getName();
++ } else {
++ commandName = vanillaCommand.getRedirect().getName();
++ }
++ return "minecraft.command." + stripDefaultNamespace(commandName);
++ }
++
++ private static String stripDefaultNamespace(final String maybeNamespaced) {
++ final String prefix = "minecraft:";
++ if (maybeNamespaced.startsWith(prefix)) {
++ return maybeNamespaced.substring(prefix.length());
++ }
++ return maybeNamespaced;
++ // Paper end
+ }
+
+ private String toDispatcher(String[] args, String name) {