Paper/patches/server/0422-Implement-Brigadier-Mojang-API.patch
Nassim Jahnke 06db5d08b0
Updated Upstream (Bukkit/CraftBukkit) (#6589)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
44cfe143 SPIGOT-6249: Add Missing Effect Constants

CraftBukkit Changes:
14928261 SPIGOT-6249: Add Missing Effect Constants
332335e1 SPIGOT-6731: "Nag author" message in CraftServer lists one author only
6cd975d0 SPIGOT-5732, SPIGOT-6387: Overhaul Hanging entities
2021-09-11 19:27:48 +02:00

152 lines
9.5 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 19 Apr 2020 18:15:29 -0400
Subject: [PATCH] Implement Brigadier Mojang API
Adds AsyncPlayerSendCommandsEvent
- Allows modifying on a per command basis what command data they see.
Adds CommandRegisteredEvent
- Allows manipulating the CommandNode to add more children/metadata for the client
diff --git a/build.gradle.kts b/build.gradle.kts
index 5543c8e30c707d7cee5fd0579dd3d3dd7c26a13e..eea412347cef390555166a988058ae877afdfa4a 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -17,6 +17,7 @@ repositories {
dependencies {
implementation(project(":Paper-API"))
+ implementation(project(":Paper-MojangAPI"))
// Paper start
implementation("org.jline:jline-terminal-jansi:3.12.1")
implementation("net.minecrell:terminalconsoleappender:1.2.0")
diff --git a/src/main/java/net/minecraft/commands/CommandSourceStack.java b/src/main/java/net/minecraft/commands/CommandSourceStack.java
index 880fc9fea286384d002518137972935fdf1d2d72..a59d14e61fcbca7861a5593d0717b81262ccbdc5 100644
--- a/src/main/java/net/minecraft/commands/CommandSourceStack.java
+++ b/src/main/java/net/minecraft/commands/CommandSourceStack.java
@@ -37,7 +37,7 @@ import net.minecraft.world.phys.Vec2;
import net.minecraft.world.phys.Vec3;
import com.mojang.brigadier.tree.CommandNode; // CraftBukkit
-public class CommandSourceStack implements SharedSuggestionProvider {
+public class CommandSourceStack implements SharedSuggestionProvider, com.destroystokyo.paper.brigadier.BukkitBrigadierCommandSource { // Paper
public static final SimpleCommandExceptionType ERROR_NOT_PLAYER = new SimpleCommandExceptionType(new TranslatableComponent("permissions.requires.player"));
public static final SimpleCommandExceptionType ERROR_NOT_ENTITY = new SimpleCommandExceptionType(new TranslatableComponent("permissions.requires.entity"));
@@ -153,6 +153,25 @@ public class CommandSourceStack implements SharedSuggestionProvider {
return this.textName;
}
+ // Paper start
+ @Override
+ public org.bukkit.entity.Entity getBukkitEntity() {
+ return getEntity() != null ? getEntity().getBukkitEntity() : null;
+ }
+
+ @Override
+ public org.bukkit.World getBukkitWorld() {
+ return getLevel() != null ? getLevel().getWorld() : null;
+ }
+
+ @Override
+ public org.bukkit.Location getBukkitLocation() {
+ Vec3 pos = getPosition();
+ org.bukkit.World world = getBukkitWorld();
+ return world != null && pos != null ? new org.bukkit.Location(world, pos.x, pos.y, pos.z) : null;
+ }
+ // Paper end
+
@Override
public boolean hasPermission(int level) {
// CraftBukkit start
diff --git a/src/main/java/net/minecraft/commands/Commands.java b/src/main/java/net/minecraft/commands/Commands.java
index 07c4d909324c8aad3a8c5d27811e2c28fe7a91f3..96a33f63024c1f72ab018e15904505832430002c 100644
--- a/src/main/java/net/minecraft/commands/Commands.java
+++ b/src/main/java/net/minecraft/commands/Commands.java
@@ -362,6 +362,7 @@ public class Commands {
bukkit.add(node.getName());
}
// Paper start - Async command map building
+ new com.destroystokyo.paper.event.brigadier.AsyncPlayerSendCommandsEvent<CommandSourceStack>(player.getBukkitEntity(), (RootCommandNode) rootcommandnode, false).callEvent(); // Paper
MinecraftServer.getServer().execute(() -> {
runSync(player, bukkit, rootcommandnode);
});
@@ -369,6 +370,7 @@ public class Commands {
private void runSync(ServerPlayer player, Collection<String> bukkit, RootCommandNode<SharedSuggestionProvider> rootcommandnode) {
// Paper end - Async command map building
+ new com.destroystokyo.paper.event.brigadier.AsyncPlayerSendCommandsEvent<CommandSourceStack>(player.getBukkitEntity(), (RootCommandNode) rootcommandnode, false).callEvent(); // Paper
PlayerCommandSendEvent event = new PlayerCommandSendEvent(player.getBukkitEntity(), new LinkedHashSet<>(bukkit));
event.getPlayer().getServer().getPluginManager().callEvent(event);
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index f585cd4f4682a9d2a6ebc2367a32995d8660d591..11d9e22c9ef64db62528da73066de8c118565054 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -759,8 +759,12 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
ParseResults<CommandSourceStack> parseresults = this.server.getCommands().getDispatcher().parse(stringreader, this.player.createCommandSourceStack());
this.server.getCommands().getDispatcher().getCompletionSuggestions(parseresults).thenAccept((suggestions) -> {
- if (suggestions.isEmpty()) return; // CraftBukkit - don't send through empty suggestions - prevents [<args>] from showing for plugins with nothing more to offer
- this.connection.send(new ClientboundCommandSuggestionsPacket(packet.getId(), suggestions));
+ // Paper start
+ com.destroystokyo.paper.event.brigadier.AsyncPlayerSendSuggestionsEvent suggestEvent = new com.destroystokyo.paper.event.brigadier.AsyncPlayerSendSuggestionsEvent(this.getCraftPlayer(), suggestions, buffer);
+ suggestEvent.setCancelled(suggestions.isEmpty());
+ if (!suggestEvent.callEvent()) return;
+ this.connection.send(new ClientboundCommandSuggestionsPacket(packet.getId(), (com.mojang.brigadier.suggestion.Suggestions) suggestEvent.getSuggestions())); // CraftBukkit - decompile error // Paper
+ // Paper end
});
});
}
@@ -769,7 +773,11 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
builder = builder.createOffset(builder.getInput().lastIndexOf(' ') + 1);
completions.forEach(builder::suggest);
- player.connection.send(new ClientboundCommandSuggestionsPacket(packet.getId(), builder.buildFuture().join()));
+ com.mojang.brigadier.suggestion.Suggestions suggestions = builder.buildFuture().join();
+ com.destroystokyo.paper.event.brigadier.AsyncPlayerSendSuggestionsEvent suggestEvent = new com.destroystokyo.paper.event.brigadier.AsyncPlayerSendSuggestionsEvent(this.getCraftPlayer(), suggestions, buffer);
+ suggestEvent.setCancelled(suggestions.isEmpty());
+ if (!suggestEvent.callEvent()) return;
+ this.connection.send(new ClientboundCommandSuggestionsPacket(packet.getId(), suggestEvent.getSuggestions()));
}
// Paper end - async tab completion
}
diff --git a/src/main/java/org/bukkit/craftbukkit/command/BukkitCommandWrapper.java b/src/main/java/org/bukkit/craftbukkit/command/BukkitCommandWrapper.java
index 21971d52fa8ed92c946c519ba93a39aceae10f5f..0bba36d18d56a4dc2d6c6fb7969e5e6f0e1da404 100644
--- a/src/main/java/org/bukkit/craftbukkit/command/BukkitCommandWrapper.java
+++ b/src/main/java/org/bukkit/craftbukkit/command/BukkitCommandWrapper.java
@@ -17,7 +17,7 @@ import net.minecraft.commands.CommandSourceStack;
import org.bukkit.command.Command;
import org.bukkit.craftbukkit.CraftServer;
-public class BukkitCommandWrapper implements com.mojang.brigadier.Command<CommandSourceStack>, Predicate<CommandSourceStack>, SuggestionProvider<CommandSourceStack> {
+public class BukkitCommandWrapper implements com.mojang.brigadier.Command<CommandSourceStack>, Predicate<CommandSourceStack>, SuggestionProvider<CommandSourceStack>, com.destroystokyo.paper.brigadier.BukkitBrigadierCommand<CommandSourceStack> { // Paper
private final CraftServer server;
private final Command command;
@@ -28,10 +28,19 @@ public class BukkitCommandWrapper implements com.mojang.brigadier.Command<Comman
}
public LiteralCommandNode<CommandSourceStack> register(CommandDispatcher<CommandSourceStack> dispatcher, String label) {
- return dispatcher.register(
- LiteralArgumentBuilder.<CommandSourceStack>literal(label).requires(this).executes(this)
- .then(RequiredArgumentBuilder.<CommandSourceStack, String>argument("args", StringArgumentType.greedyString()).suggests(this).executes(this))
- );
+ // Paper start - Expose Brigadier to Paper-MojangAPI
+ com.mojang.brigadier.tree.RootCommandNode<CommandSourceStack> root = dispatcher.getRoot();
+ LiteralCommandNode<CommandSourceStack> literal = LiteralArgumentBuilder.<CommandSourceStack>literal(label).requires(this).executes(this).build();
+ com.mojang.brigadier.tree.ArgumentCommandNode<CommandSourceStack, String> defaultArgs = RequiredArgumentBuilder.<CommandSourceStack, String>argument("args", StringArgumentType.greedyString()).suggests(this).executes(this).build();
+ literal.addChild(defaultArgs);
+ com.destroystokyo.paper.event.brigadier.CommandRegisteredEvent<CommandSourceStack> event = new com.destroystokyo.paper.event.brigadier.CommandRegisteredEvent<>(label, this, this.command, root, literal, defaultArgs);
+ if (!event.callEvent()) {
+ return null;
+ }
+ literal = event.getLiteral();
+ root.addChild(literal);
+ return literal;
+ // Paper end
}
@Override