304 lines
15 KiB
Diff
304 lines
15 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Jason Penilla <11360596+jpenilla@users.noreply.github.com>
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Date: Tue, 30 Mar 2021 16:06:08 -0700
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Subject: [PATCH] Enhance console tab completions for brigadier commands
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diff --git a/src/main/java/com/destroystokyo/paper/PaperConfig.java b/src/main/java/com/destroystokyo/paper/PaperConfig.java
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index 23d849872109e43d6e22a953d3a4298565d4621d..fae61ada619d86b6721c7a57fecd485188919a25 100644
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--- a/src/main/java/com/destroystokyo/paper/PaperConfig.java
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+++ b/src/main/java/com/destroystokyo/paper/PaperConfig.java
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@@ -106,6 +106,13 @@ public class PaperConfig {
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fixEntityPositionDesync = getBoolean("settings.fix-entity-position-desync", fixEntityPositionDesync);
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}
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+ public static boolean enableBrigadierConsoleHighlighting = true;
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+ public static boolean enableBrigadierConsoleCompletions = true;
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+ private static void consoleSettings() {
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+ enableBrigadierConsoleHighlighting = getBoolean("settings.console.enable-brigadier-highlighting", enableBrigadierConsoleHighlighting);
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+ enableBrigadierConsoleCompletions = getBoolean("settings.console.enable-brigadier-completions", enableBrigadierConsoleCompletions);
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+ }
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+
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public static void registerCommands() {
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for (Map.Entry<String, Command> entry : commands.entrySet()) {
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MinecraftServer.getServer().server.getCommandMap().register(entry.getKey(), "Paper", entry.getValue());
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diff --git a/src/main/java/com/destroystokyo/paper/console/PaperConsole.java b/src/main/java/com/destroystokyo/paper/console/PaperConsole.java
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index a4070b59e261f0f1ac4beec47b11492f4724bf27..e0b1f0671d16ddddcb6725acd25a1d1d69e42701 100644
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--- a/src/main/java/com/destroystokyo/paper/console/PaperConsole.java
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+++ b/src/main/java/com/destroystokyo/paper/console/PaperConsole.java
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@@ -16,11 +16,15 @@ public final class PaperConsole extends SimpleTerminalConsole {
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@Override
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protected LineReader buildReader(LineReaderBuilder builder) {
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- return super.buildReader(builder
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+ builder
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.appName("Paper")
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.variable(LineReader.HISTORY_FILE, java.nio.file.Paths.get(".console_history"))
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.completer(new ConsoleCommandCompleter(this.server))
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- );
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+ .option(LineReader.Option.COMPLETE_IN_WORD, true);
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+ if (com.destroystokyo.paper.PaperConfig.enableBrigadierConsoleHighlighting) {
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+ builder.highlighter(new io.papermc.paper.console.BrigadierCommandHighlighter(this.server, this.server.createCommandSourceStack()));
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+ }
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+ return super.buildReader(builder);
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}
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@Override
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diff --git a/src/main/java/io/papermc/paper/console/BrigadierCommandCompleter.java b/src/main/java/io/papermc/paper/console/BrigadierCommandCompleter.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..d3f80b5dcd366c5b8a48cb885d825d243b01ac4c
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--- /dev/null
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+++ b/src/main/java/io/papermc/paper/console/BrigadierCommandCompleter.java
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@@ -0,0 +1,95 @@
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+package io.papermc.paper.console;
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+
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+import com.destroystokyo.paper.event.server.AsyncTabCompleteEvent.Completion;
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+import com.mojang.brigadier.CommandDispatcher;
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+import com.mojang.brigadier.ParseResults;
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+import com.mojang.brigadier.StringReader;
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+import com.mojang.brigadier.suggestion.Suggestion;
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+import io.papermc.paper.adventure.PaperAdventure;
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+import net.minecraft.commands.CommandSourceStack;
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+import net.minecraft.network.chat.ComponentUtils;
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+import net.minecraft.server.dedicated.DedicatedServer;
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+import org.checkerframework.checker.nullness.qual.NonNull;
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+import org.jline.reader.Candidate;
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+import org.jline.reader.LineReader;
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+import org.jline.reader.ParsedLine;
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+
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+import java.util.ArrayList;
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+import java.util.Collections;
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+import java.util.List;
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+
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+import static com.destroystokyo.paper.event.server.AsyncTabCompleteEvent.Completion.completion;
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+
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+public final class BrigadierCommandCompleter {
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+ private final CommandSourceStack commandSourceStack;
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+ private final DedicatedServer server;
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+
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+ public BrigadierCommandCompleter(final @NonNull DedicatedServer server, final @NonNull CommandSourceStack commandSourceStack) {
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+ this.server = server;
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+ this.commandSourceStack = commandSourceStack;
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+ }
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+
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+ public void complete(final @NonNull LineReader reader, final @NonNull ParsedLine line, final @NonNull List<Candidate> candidates, final @NonNull List<Completion> existing) {
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+ if (!com.destroystokyo.paper.PaperConfig.enableBrigadierConsoleCompletions) {
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+ this.addCandidates(candidates, Collections.emptyList(), existing);
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+ return;
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+ }
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+ final CommandDispatcher<CommandSourceStack> dispatcher = this.server.getCommands().getDispatcher();
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+ final ParseResults<CommandSourceStack> results = dispatcher.parse(prepareStringReader(line.line()), this.commandSourceStack);
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+ this.addCandidates(
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+ candidates,
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+ dispatcher.getCompletionSuggestions(results, line.cursor()).join().getList(),
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+ existing
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+ );
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+ }
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+
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+ private void addCandidates(
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+ final @NonNull List<Candidate> candidates,
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+ final @NonNull List<Suggestion> brigSuggestions,
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+ final @NonNull List<Completion> existing
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+ ) {
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+ final List<Completion> completions = new ArrayList<>();
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+ brigSuggestions.forEach(it -> completions.add(toCompletion(it)));
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+ for (final Completion completion : existing) {
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+ if (completion.suggestion().isEmpty() || brigSuggestions.stream().anyMatch(it -> it.getText().equals(completion.suggestion()))) {
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+ continue;
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+ }
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+ completions.add(completion);
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+ }
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+ for (final Completion completion : completions) {
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+ if (completion.suggestion().isEmpty()) {
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+ continue;
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+ }
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+ candidates.add(toCandidate(completion));
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+ }
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+ }
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+
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+ private static @NonNull Candidate toCandidate(final @NonNull Completion completion) {
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+ final String suggestionText = completion.suggestion();
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+ final String suggestionTooltip = PaperAdventure.PLAIN.serializeOr(completion.tooltip(), null);
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+ return new Candidate(
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+ suggestionText,
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+ suggestionText,
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+ null,
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+ suggestionTooltip,
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+ null,
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+ null,
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+ false
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+ );
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+ }
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+
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+ private static @NonNull Completion toCompletion(final @NonNull Suggestion suggestion) {
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+ if (suggestion.getTooltip() == null) {
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+ return completion(suggestion.getText());
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+ }
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+ return completion(suggestion.getText(), PaperAdventure.asAdventure(ComponentUtils.fromMessage(suggestion.getTooltip())));
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+ }
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+
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+ static @NonNull StringReader prepareStringReader(final @NonNull String line) {
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+ final StringReader stringReader = new StringReader(line);
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+ if (stringReader.canRead() && stringReader.peek() == '/') {
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+ stringReader.skip();
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+ }
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+ return stringReader;
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+ }
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+}
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diff --git a/src/main/java/io/papermc/paper/console/BrigadierCommandHighlighter.java b/src/main/java/io/papermc/paper/console/BrigadierCommandHighlighter.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..5ab8365b806dd035800ba9b449c9bc9233772d13
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--- /dev/null
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+++ b/src/main/java/io/papermc/paper/console/BrigadierCommandHighlighter.java
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@@ -0,0 +1,64 @@
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+package io.papermc.paper.console;
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+
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+import com.mojang.brigadier.ParseResults;
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+import com.mojang.brigadier.context.ParsedCommandNode;
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+import com.mojang.brigadier.tree.LiteralCommandNode;
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+import java.util.regex.Pattern;
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+import net.minecraft.commands.CommandSourceStack;
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+import net.minecraft.server.dedicated.DedicatedServer;
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+import org.checkerframework.checker.nullness.qual.NonNull;
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+import org.jline.reader.Highlighter;
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+import org.jline.reader.LineReader;
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+import org.jline.utils.AttributedString;
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+import org.jline.utils.AttributedStringBuilder;
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+import org.jline.utils.AttributedStyle;
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+
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+public final class BrigadierCommandHighlighter implements Highlighter {
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+ private static final int[] COLORS = {AttributedStyle.CYAN, AttributedStyle.YELLOW, AttributedStyle.GREEN, AttributedStyle.MAGENTA, /* Client uses GOLD here, not BLUE, however there is no GOLD AttributedStyle. */ AttributedStyle.BLUE};
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+ private final CommandSourceStack commandSourceStack;
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+ private final DedicatedServer server;
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+
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+ public BrigadierCommandHighlighter(final @NonNull DedicatedServer server, final @NonNull CommandSourceStack commandSourceStack) {
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+ this.server = server;
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+ this.commandSourceStack = commandSourceStack;
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+ }
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+
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+ @Override
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+ public AttributedString highlight(final @NonNull LineReader reader, final @NonNull String buffer) {
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+ final AttributedStringBuilder builder = new AttributedStringBuilder();
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+ final ParseResults<CommandSourceStack> results = this.server.getCommands().getDispatcher().parse(BrigadierCommandCompleter.prepareStringReader(buffer), this.commandSourceStack);
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+ int pos = 0;
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+ if (buffer.startsWith("/")) {
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+ builder.append("/", AttributedStyle.DEFAULT);
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+ pos = 1;
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+ }
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+ int component = -1;
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+ for (final ParsedCommandNode<CommandSourceStack> node : results.getContext().getLastChild().getNodes()) {
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+ if (node.getRange().getStart() >= buffer.length()) {
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+ break;
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+ }
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+ final int start = node.getRange().getStart();
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+ final int end = Math.min(node.getRange().getEnd(), buffer.length());
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+ builder.append(buffer.substring(pos, start), AttributedStyle.DEFAULT);
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+ if (node.getNode() instanceof LiteralCommandNode) {
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+ builder.append(buffer.substring(start, end), AttributedStyle.DEFAULT);
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+ } else {
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+ if (++component >= COLORS.length) {
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+ component = 0;
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+ }
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+ builder.append(buffer.substring(start, end), AttributedStyle.DEFAULT.foreground(COLORS[component]));
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+ }
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+ pos = end;
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+ }
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+ if (pos < buffer.length()) {
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+ builder.append((buffer.substring(pos)), AttributedStyle.DEFAULT.foreground(AttributedStyle.RED));
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+ }
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+ return builder.toAttributedString();
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+ }
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+
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+ @Override
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+ public void setErrorPattern(final Pattern errorPattern) {}
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+
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+ @Override
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+ public void setErrorIndex(final int errorIndex) {}
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+}
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diff --git a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
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index e842e96fe566e89b37e38429c718318a2dd303f5..a97e4ac808ed746c5e6bbcbe90839beb00c57c52 100644
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--- a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
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+++ b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
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@@ -185,7 +185,7 @@ public class DedicatedServer extends MinecraftServer implements ServerInterface
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thread.setDaemon(true);
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thread.setUncaughtExceptionHandler(new DefaultUncaughtExceptionHandler(DedicatedServer.LOGGER));
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- thread.start();
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+ // thread.start(); // Paper - moved down
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DedicatedServer.LOGGER.info("Starting minecraft server version {}", SharedConstants.getCurrentVersion().getName());
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if (Runtime.getRuntime().maxMemory() / 1024L / 1024L < 512L) {
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DedicatedServer.LOGGER.warn("To start the server with more ram, launch it as \"java -Xmx1024M -Xms1024M -jar minecraft_server.jar\"");
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@@ -219,6 +219,7 @@ public class DedicatedServer extends MinecraftServer implements ServerInterface
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DedicatedServer.LOGGER.error("Unable to load server configuration", e);
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return false;
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}
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+ thread.start(); // Paper - start console thread after MinecraftServer.console & PaperConfig are initialized
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com.destroystokyo.paper.PaperConfig.registerCommands();
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com.destroystokyo.paper.VersionHistoryManager.INSTANCE.getClass(); // load version history now
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io.papermc.paper.util.ObfHelper.INSTANCE.getClass(); // load mappings for stacktrace deobf and etc.
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diff --git a/src/main/java/org/bukkit/craftbukkit/command/ConsoleCommandCompleter.java b/src/main/java/org/bukkit/craftbukkit/command/ConsoleCommandCompleter.java
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index 14cd8ae69d9b25dc5edad4ff96ff4a9acb1f22cb..b3484487fa8baa4d1dd6c595586fb26a01a2153d 100644
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--- a/src/main/java/org/bukkit/craftbukkit/command/ConsoleCommandCompleter.java
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+++ b/src/main/java/org/bukkit/craftbukkit/command/ConsoleCommandCompleter.java
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@@ -18,9 +18,11 @@ import org.bukkit.event.server.TabCompleteEvent;
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public class ConsoleCommandCompleter implements Completer {
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private final DedicatedServer server; // Paper - CraftServer -> DedicatedServer
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+ private final io.papermc.paper.console.BrigadierCommandCompleter brigadierCompleter; // Paper
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public ConsoleCommandCompleter(DedicatedServer server) { // Paper - CraftServer -> DedicatedServer
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this.server = server;
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+ this.brigadierCompleter = new io.papermc.paper.console.BrigadierCommandCompleter(this.server, this.server.createCommandSourceStack()); // Paper
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}
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// Paper start - Change method signature for JLine update
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@@ -64,7 +66,7 @@ public class ConsoleCommandCompleter implements Completer {
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}
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}
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- if (!completions.isEmpty()) {
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+ if (false && !completions.isEmpty()) {
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for (final com.destroystokyo.paper.event.server.AsyncTabCompleteEvent.Completion completion : completions) {
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if (completion.suggestion().isEmpty()) {
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continue;
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@@ -80,6 +82,7 @@ public class ConsoleCommandCompleter implements Completer {
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));
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}
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}
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+ this.addCompletions(reader, line, candidates, completions);
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return;
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}
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@@ -99,10 +102,12 @@ public class ConsoleCommandCompleter implements Completer {
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try {
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List<String> offers = waitable.get();
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if (offers == null) {
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+ this.addCompletions(reader, line, candidates, Collections.emptyList()); // Paper
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return; // Paper - Method returns void
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}
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// Paper start - JLine update
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+ /*
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for (String completion : offers) {
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if (completion.isEmpty()) {
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continue;
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@@ -110,6 +115,8 @@ public class ConsoleCommandCompleter implements Completer {
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candidates.add(new Candidate(completion));
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}
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+ */
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+ this.addCompletions(reader, line, candidates, offers.stream().map(com.destroystokyo.paper.event.server.AsyncTabCompleteEvent.Completion::completion).collect(java.util.stream.Collectors.toList()));
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// Paper end
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// Paper start - JLine handles cursor now
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@@ -138,5 +145,9 @@ public class ConsoleCommandCompleter implements Completer {
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}
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return false;
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}
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+
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+ private void addCompletions(final LineReader reader, final ParsedLine line, final List<Candidate> candidates, final List<com.destroystokyo.paper.event.server.AsyncTabCompleteEvent.Completion> existing) {
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+ this.brigadierCompleter.complete(reader, line, candidates, existing);
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+ }
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// Paper end
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}
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