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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jason Penilla <11360596+jpenilla@users.noreply.github.com>
Date: Mon, 1 Jul 2024 11:58:49 -0700
Subject: [PATCH] Prioritize Minecraft commands in function parsing and command
blocks
diff --git a/src/main/java/com/mojang/brigadier/CommandDispatcher.java b/src/main/java/com/mojang/brigadier/CommandDispatcher.java
index a4d5d7017e0be79844b996de85a63cad5f8488bc..770aec1976bd391eb5712b57b6c6a0290b4723a8 100644
--- a/src/main/java/com/mojang/brigadier/CommandDispatcher.java
+++ b/src/main/java/com/mojang/brigadier/CommandDispatcher.java
@@ -298,7 +298,7 @@ public class CommandDispatcher<S> {
List<ParseResults<S>> potentials = null;
final int cursor = originalReader.getCursor();
- for (final CommandNode<S> child : node.getRelevantNodes(originalReader)) {
+ for (final CommandNode<S> child : node.getRelevantNodes(originalReader, source)) { // Paper - prioritize mc commands in function parsing
if (!child.canUse(source)) {
continue;
}
diff --git a/src/main/java/com/mojang/brigadier/tree/CommandNode.java b/src/main/java/com/mojang/brigadier/tree/CommandNode.java
index 03ce8a2abb6dceaa922dcce7f3adbc228bbde4bc..dc76fcf4c6cc6cd65ce117b1855c15ede60f30ab 100644
--- a/src/main/java/com/mojang/brigadier/tree/CommandNode.java
+++ b/src/main/java/com/mojang/brigadier/tree/CommandNode.java
@@ -173,6 +173,12 @@ public abstract class CommandNode<S> implements Comparable<CommandNode<S>> {
protected abstract String getSortedKey();
public Collection<? extends CommandNode<S>> getRelevantNodes(final StringReader input) {
+ // Paper start - prioritize mc commands in function parsing
+ return this.getRelevantNodes(input, null);
+ }
+ @org.jetbrains.annotations.ApiStatus.Internal
+ public Collection<? extends CommandNode<S>> getRelevantNodes(final StringReader input, final Object source) {
+ // Paper end - prioritize mc commands in function parsing
if (this.literals.size() > 0) {
final int cursor = input.getCursor();
while (input.canRead() && input.peek() != ' ') {
@@ -180,7 +186,21 @@ public abstract class CommandNode<S> implements Comparable<CommandNode<S>> {
}
final String text = input.getString().substring(cursor, input.getCursor());
input.setCursor(cursor);
- final LiteralCommandNode<S> literal = this.literals.get(text);
+ // Paper start - prioritize mc commands in function parsing
+ LiteralCommandNode<S> literal = null;
+ if (source instanceof CommandSourceStack css && css.source == net.minecraft.commands.CommandSource.NULL) {
+ if (!text.contains(":")) {
+ literal = this.literals.get("minecraft:" + text);
+ }
+ } else if (source instanceof CommandSourceStack css && css.source instanceof net.minecraft.world.level.BaseCommandBlock) {
+ if (css.getServer().server.getCommandBlockOverride(text) && !text.contains(":")) {
+ literal = this.literals.get("minecraft:" + text);
+ }
+ }
+ if (literal == null) {
+ literal = this.literals.get(text);
+ }
+ // Paper end - prioritize mc commands in function parsing
if (literal != null) {
return Collections.singleton(literal);
} else {
diff --git a/src/main/java/com/mojang/brigadier/tree/LiteralCommandNode.java b/src/main/java/com/mojang/brigadier/tree/LiteralCommandNode.java
index 85a890403645f0f9d381e85b48efcae126673945..bcc27fec043a57eb5064934c967982deff9cdee4 100644
--- a/src/main/java/com/mojang/brigadier/tree/LiteralCommandNode.java
+++ b/src/main/java/com/mojang/brigadier/tree/LiteralCommandNode.java
@@ -23,11 +23,19 @@ import java.util.function.Predicate;
public class LiteralCommandNode<S> extends CommandNode<S> {
private final String literal;
private final String literalLowerCase;
+ private final String nonPrefixed; // Paper - prioritize mc commands in function parsing
public LiteralCommandNode(final String literal, final Command<S> command, final Predicate<S> requirement, final CommandNode<S> redirect, final RedirectModifier<S> modifier, final boolean forks) {
super(command, requirement, redirect, modifier, forks);
this.literal = literal;
this.literalLowerCase = literal.toLowerCase(Locale.ROOT);
+ // Paper start - prioritize mc commands in function parsing
+ if (literal.startsWith("minecraft:")) {
+ this.nonPrefixed = literal.substring("minecraft:".length());
+ } else {
+ this.nonPrefixed = null;
+ }
+ // Paper end - prioritize mc commands in function parsing
}
public String getLiteral() {
@@ -42,7 +50,12 @@ public class LiteralCommandNode<S> extends CommandNode<S> {
@Override
public void parse(final StringReader reader, final CommandContextBuilder<S> contextBuilder) throws CommandSyntaxException {
final int start = reader.getCursor();
- final int end = parse(reader);
+ // Paper start - prioritize mc commands in function parsing
+ int end = parse(reader, false);
+ if (end == -1 && this.nonPrefixed != null) {
+ end = parse(reader, true);
+ }
+ // Paper end - prioritize mc commands in function parsing
if (end > -1) {
contextBuilder.withNode(this, StringRange.between(start, end));
return;
@@ -51,7 +64,10 @@ public class LiteralCommandNode<S> extends CommandNode<S> {
throw CommandSyntaxException.BUILT_IN_EXCEPTIONS.literalIncorrect().createWithContext(reader, literal);
}
- private int parse(final StringReader reader) {
+ // Paper start - prioritize mc commands in function parsing
+ private int parse(final StringReader reader, final boolean secondPass) {
+ String literal = secondPass ? this.nonPrefixed : this.literal;
+ // Paper end - prioritize mc commands in function parsing
final int start = reader.getCursor();
if (reader.canRead(literal.length())) {
final int end = start + literal.length();
@@ -78,7 +94,7 @@ public class LiteralCommandNode<S> extends CommandNode<S> {
@Override
public boolean isValidInput(final String input) {
- return parse(new StringReader(input)) > -1;
+ return parse(new StringReader(input), false) > -1; // Paper - prioritize mc commands in function parsing
}
@Override
diff --git a/src/main/java/net/minecraft/commands/Commands.java b/src/main/java/net/minecraft/commands/Commands.java
index 3e454515360c22a26c9329e4032d525579110d7e..1d1e76de60e40224f5cb81893f9ee50fe987badb 100644
--- a/src/main/java/net/minecraft/commands/Commands.java
+++ b/src/main/java/net/minecraft/commands/Commands.java
@@ -310,10 +310,7 @@ public class Commands {
// Paper - Fix permission levels for command blocks
- // Handle vanilla commands;
- if (sender.getLevel().getCraftServer().getCommandBlockOverride(args[0])) {
- args[0] = "minecraft:" + args[0];
- }
+ // Handle vanilla commands; // Paper - handled in CommandNode/CommandDispatcher
String newCommand = joiner.join(args);
this.performPrefixedCommand(sender, newCommand, newCommand);
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