Waterfall/BungeeCord-Patches/0040-Add-console-command-completion.patch

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From 581a41cd927ceea9cc783770ef6ea38864e5cffc Mon Sep 17 00:00:00 2001
From: Minecrell <minecrell@minecrell.net>
Date: Tue, 26 Sep 2017 18:59:37 +0200
Subject: [PATCH] Add console command completion
Register command completer for JLine to complete command names and
command arguments (if supported).
diff --git a/api/src/main/java/net/md_5/bungee/api/plugin/PluginManager.java b/api/src/main/java/net/md_5/bungee/api/plugin/PluginManager.java
index c122cad9..4180c995 100644
--- a/api/src/main/java/net/md_5/bungee/api/plugin/PluginManager.java
+++ b/api/src/main/java/net/md_5/bungee/api/plugin/PluginManager.java
@@ -220,6 +220,41 @@ public final class PluginManager
return true;
}
+ // Waterfall start - Add method to tab-complete command names
+ /**
+ * Searches for tab-complete suggestions for the given command line.
+ *
+ * <p>This is similar to {@link #dispatchCommand(CommandSender, String, List)}
+ * called with a list, but it also handles completing the command names itself
+ * instead of just the arguments.</p>
+ *
+ * @param sender The command sender
+ * @param commandLine The current command line
+ * @return The tab-complete suggestions
+ */
+ public List<String> tabCompleteCommand(CommandSender sender, String commandLine) {
+ List<String> suggestions = new java.util.ArrayList<>();
+
+ if (commandLine.indexOf(' ') == -1) {
+ // Complete command name
+ for (Command command : this.commandMap.values()) {
+ if (command.getName().startsWith(commandLine)) {
+ // Check command permissions before adding it to the suggestions
+ String permission = command.getPermission();
+ if (permission == null || permission.isEmpty() || sender.hasPermission(permission)) {
+ suggestions.add(command.getName());
+ }
+ }
+ }
+ } else {
+ // Complete command arguments
+ dispatchCommand(sender, commandLine, suggestions);
+ }
+
+ return suggestions;
+ }
+ // Waterfall end
+
/**
* Returns the {@link Plugin} objects corresponding to all loaded plugins.
*
diff --git a/proxy/src/main/java/io/github/waterfallmc/waterfall/console/ConsoleCommandCompleter.java b/proxy/src/main/java/io/github/waterfallmc/waterfall/console/ConsoleCommandCompleter.java
new file mode 100644
index 00000000..bfcb6e9f
--- /dev/null
+++ b/proxy/src/main/java/io/github/waterfallmc/waterfall/console/ConsoleCommandCompleter.java
@@ -0,0 +1,31 @@
+package io.github.waterfallmc.waterfall.console;
+
+import net.md_5.bungee.api.ProxyServer;
+import org.jline.reader.Candidate;
+import org.jline.reader.Completer;
+import org.jline.reader.LineReader;
+import org.jline.reader.ParsedLine;
+
+import java.util.List;
+
+final class ConsoleCommandCompleter implements Completer {
+
+ private final ProxyServer proxy;
+
+ ConsoleCommandCompleter(ProxyServer proxy) {
+ this.proxy = proxy;
+ }
+
+ @Override
+ public void complete(LineReader reader, ParsedLine line, List<Candidate> candidates) {
+ List<String> suggestions = this.proxy.getPluginManager().tabCompleteCommand(this.proxy.getConsole(), line.line());
+ if (suggestions.isEmpty()) {
+ return;
+ }
+
+ for (String suggestion : suggestions) {
+ candidates.add(new Candidate(suggestion));
+ }
+ }
+
+}
diff --git a/proxy/src/main/java/io/github/waterfallmc/waterfall/console/WaterfallConsole.java b/proxy/src/main/java/io/github/waterfallmc/waterfall/console/WaterfallConsole.java
index 765d24bc..6cec0b5a 100644
--- a/proxy/src/main/java/io/github/waterfallmc/waterfall/console/WaterfallConsole.java
+++ b/proxy/src/main/java/io/github/waterfallmc/waterfall/console/WaterfallConsole.java
@@ -15,6 +15,7 @@ public final class WaterfallConsole extends SimpleTerminalConsole {
ProxyServer proxy = ProxyServer.getInstance();
return super.buildReader(builder
.appName(proxy.getName())
+ .completer(new ConsoleCommandCompleter(proxy))
);
}
--
2.31.0