aboutsummaryrefslogtreecommitdiffhomepage
path: root/patches/server/0285-Brigadier-Mojang-API.patch
blob: d958c5942add8132918e88dbf77c54252cdb7a50 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
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] 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 fec06ac47cf190bf4d5d743c34e4a90b99a0af18..22f27a1ee5bf09247d9bcd50141add4116035735 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -15,6 +15,7 @@ val alsoShade: Configuration by configurations.creating
 
 dependencies {
     implementation(project(":paper-api"))
+    implementation(project(":paper-mojangapi"))
     // Paper start
     implementation("org.jline:jline-terminal-jansi:3.21.0")
     implementation("net.minecrell:terminalconsoleappender:1.3.0")
diff --git a/src/main/java/com/mojang/brigadier/exceptions/CommandSyntaxException.java b/src/main/java/com/mojang/brigadier/exceptions/CommandSyntaxException.java
index 3370731ee064d2693b972a0765c13dd4fd69f66a..09d486a05179b9d878e1c33725b4e614c3544da9 100644
--- a/src/main/java/com/mojang/brigadier/exceptions/CommandSyntaxException.java
+++ b/src/main/java/com/mojang/brigadier/exceptions/CommandSyntaxException.java
@@ -5,7 +5,7 @@ package com.mojang.brigadier.exceptions;
 
 import com.mojang.brigadier.Message;
 
-public class CommandSyntaxException extends Exception {
+public class CommandSyntaxException extends Exception implements net.kyori.adventure.util.ComponentMessageThrowable { // Paper - Brigadier API
     public static final int CONTEXT_AMOUNT = 10;
     public static boolean ENABLE_COMMAND_STACK_TRACES = true;
     public static BuiltInExceptionProvider BUILT_IN_EXCEPTIONS = new BuiltInExceptions();
@@ -73,4 +73,11 @@ public class CommandSyntaxException extends Exception {
     public int getCursor() {
         return cursor;
     }
+
+    // Paper start - Brigadier API
+    @Override
+    public @org.jetbrains.annotations.Nullable net.kyori.adventure.text.Component componentMessage() {
+        return io.papermc.paper.brigadier.PaperBrigadier.componentFromMessage(this.message);
+    }
+    // Paper end - Brigadier API
 }
diff --git a/src/main/java/com/mojang/brigadier/tree/CommandNode.java b/src/main/java/com/mojang/brigadier/tree/CommandNode.java
index da6250df1c5f3385b683cffde47754bca4606f5e..14ccd0c8f721e9be7dca8a5dcb8ef95b5cd82731 100644
--- a/src/main/java/com/mojang/brigadier/tree/CommandNode.java
+++ b/src/main/java/com/mojang/brigadier/tree/CommandNode.java
@@ -34,6 +34,7 @@ public abstract class CommandNode<S> implements Comparable<CommandNode<S>> {
     private final RedirectModifier<S> modifier;
     private final boolean forks;
     private Command<S> command;
+    public CommandNode<CommandSourceStack> clientNode; // Paper - Brigadier API
     // CraftBukkit start
     public void removeCommand(String name) {
         this.children.remove(name);
diff --git a/src/main/java/net/minecraft/commands/CommandSourceStack.java b/src/main/java/net/minecraft/commands/CommandSourceStack.java
index d9fc3c25bef251df6a53ee47ec224b07240a931c..2a22827f44dd0d524c22264447959a6979e9f0de 100644
--- a/src/main/java/net/minecraft/commands/CommandSourceStack.java
+++ b/src/main/java/net/minecraft/commands/CommandSourceStack.java
@@ -45,7 +45,7 @@ import net.minecraft.world.phys.Vec2;
 import net.minecraft.world.phys.Vec3;
 import com.mojang.brigadier.tree.CommandNode; // CraftBukkit
 
-public class CommandSourceStack implements ExecutionCommandSource<CommandSourceStack>, SharedSuggestionProvider {
+public class CommandSourceStack implements ExecutionCommandSource<CommandSourceStack>, SharedSuggestionProvider, com.destroystokyo.paper.brigadier.BukkitBrigadierCommandSource { // Paper - Brigadier API
 
     public static final SimpleCommandExceptionType ERROR_NOT_PLAYER = new SimpleCommandExceptionType(Component.translatable("permissions.requires.player"));
     public static final SimpleCommandExceptionType ERROR_NOT_ENTITY = new SimpleCommandExceptionType(Component.translatable("permissions.requires.entity"));
@@ -170,6 +170,26 @@ public class CommandSourceStack implements ExecutionCommandSource<CommandSourceS
         return this.textName;
     }
 
+    // Paper start - Brigadier API
+    @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();
+        Vec2 rot = getRotation();
+        return world != null && pos != null ? new org.bukkit.Location(world, pos.x, pos.y, pos.z, rot != null ? rot.y : 0, rot != null ? rot.x : 0) : null;
+    }
+    // Paper end - Brigadier API
+
     @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 b754c0b3e2cd878fca5f702daca64f837ec83451..f15c388434a0a501f86868de35cc138756975027 100644
--- a/src/main/java/net/minecraft/commands/Commands.java
+++ b/src/main/java/net/minecraft/commands/Commands.java
@@ -488,6 +488,7 @@ public class Commands {
             bukkit.add(node.getName());
         }
         // Paper start - Perf: Async command map building
+        new com.destroystokyo.paper.event.brigadier.AsyncPlayerSendCommandsEvent<CommandSourceStack>(player.getBukkitEntity(), (RootCommandNode) rootcommandnode, false).callEvent(); // Paper - Brigadier API
         net.minecraft.server.MinecraftServer.getServer().execute(() -> {
            runSync(player, bukkit, rootcommandnode);
         });
@@ -495,6 +496,7 @@ public class Commands {
 
     private void runSync(ServerPlayer player, Collection<String> bukkit, RootCommandNode<SharedSuggestionProvider> rootcommandnode) {
         // Paper end - Perf: Async command map building
+        new com.destroystokyo.paper.event.brigadier.AsyncPlayerSendCommandsEvent<CommandSourceStack>(player.getBukkitEntity(), (RootCommandNode) rootcommandnode, false).callEvent(); // Paper - Brigadier API
         PlayerCommandSendEvent event = new PlayerCommandSendEvent(player.getBukkitEntity(), new LinkedHashSet<>(bukkit));
         event.getPlayer().getServer().getPluginManager().callEvent(event);
 
@@ -513,6 +515,11 @@ public class Commands {
 
         while (iterator.hasNext()) {
             CommandNode<CommandSourceStack> commandnode2 = (CommandNode) iterator.next();
+            // Paper start - Brigadier API
+            if (commandnode2.clientNode != null) {
+                commandnode2 = commandnode2.clientNode;
+            }
+            // Paper end - Brigadier API
             if ( !org.spigotmc.SpigotConfig.sendNamespaced && commandnode2.getName().contains( ":" ) ) continue; // Spigot
 
             if (commandnode2.canUse(source)) {
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index b277029f20f27431d62f05bf8fbd65095c5b15a8..afe102a677546dd16b91433c7a50c62a05a00b20 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -766,19 +766,34 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
                     builder.suggest(completion.suggestion(), PaperAdventure.asVanilla(completion.tooltip()));
                 }
             }
-            this.connection.send(new ClientboundCommandSuggestionsPacket(packet.getId(), builder.buildFuture().join()));
+            // Paper start - Brigadier API
+            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, packet.getCommand());
+            suggestEvent.setCancelled(suggestions.isEmpty());
+            if (suggestEvent.callEvent()) {
+                this.connection.send(new ClientboundCommandSuggestionsPacket(packet.getId(), limitTo(suggestEvent.getSuggestions(), ServerGamePacketListenerImpl.MAX_COMMAND_SUGGESTIONS)));
+            }
+            // Paper end - Brigadier API
         }
     }
+    // Paper start - brig API
+    private static Suggestions limitTo(final Suggestions suggestions, final int size) {
+        return suggestions.getList().size() <= size ? suggestions : new Suggestions(suggestions.getRange(), suggestions.getList().subList(0, size));
+    }
+    // Paper end - brig API
 
     private void sendServerSuggestions(final ServerboundCommandSuggestionPacket packet, final StringReader stringreader) {
         // Paper end - AsyncTabCompleteEvent
         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
-            Suggestions suggestions1 = suggestions.getList().size() <= 1000 ? suggestions : new Suggestions(suggestions.getRange(), suggestions.getList().subList(0, 1000));
-
-            this.send(new ClientboundCommandSuggestionsPacket(packet.getId(), suggestions1));
+            // Paper start - Brigadier API
+            com.destroystokyo.paper.event.brigadier.AsyncPlayerSendSuggestionsEvent suggestEvent = new com.destroystokyo.paper.event.brigadier.AsyncPlayerSendSuggestionsEvent(this.getCraftPlayer(), suggestions, packet.getCommand());
+            suggestEvent.setCancelled(suggestions.isEmpty());
+            if (suggestEvent.callEvent()) {
+                this.send(new ClientboundCommandSuggestionsPacket(packet.getId(), limitTo(suggestEvent.getSuggestions(), ServerGamePacketListenerImpl.MAX_COMMAND_SUGGESTIONS)));
+            }
+            // Paper end - Brigadier API
         });
     }
 
diff --git a/src/main/java/org/bukkit/craftbukkit/command/BukkitCommandWrapper.java b/src/main/java/org/bukkit/craftbukkit/command/BukkitCommandWrapper.java
index 83d81b9371902b0302d13e53b31c15fac4e67966..d113e54a30db16e2ad955170df6030d15de530d6 100644
--- a/src/main/java/org/bukkit/craftbukkit/command/BukkitCommandWrapper.java
+++ b/src/main/java/org/bukkit/craftbukkit/command/BukkitCommandWrapper.java
@@ -20,7 +20,7 @@ import org.bukkit.command.CommandException;
 import org.bukkit.command.CommandSender;
 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;
@@ -31,10 +31,24 @@ 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();
+        LiteralCommandNode<CommandSourceStack> defaultNode = literal;
+        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();
+        if (event.isRawCommand()) {
+            defaultNode.clientNode = literal;
+            literal = defaultNode;
+        }
+        root.addChild(literal);
+        return literal;
+        // Paper end
     }
 
     @Override