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-rw-r--r--patches/server/0997-Add-Listing-API-for-Player.patch179
1 files changed, 179 insertions, 0 deletions
diff --git a/patches/server/0997-Add-Listing-API-for-Player.patch b/patches/server/0997-Add-Listing-API-for-Player.patch
new file mode 100644
index 0000000000..0a5a371aec
--- /dev/null
+++ b/patches/server/0997-Add-Listing-API-for-Player.patch
@@ -0,0 +1,179 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Corey Shupe <[email protected]>
+Date: Wed, 11 Jan 2023 16:40:39 -0500
+Subject: [PATCH] Add Listing API for Player
+
+
+diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundPlayerInfoUpdatePacket.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundPlayerInfoUpdatePacket.java
+index 32e3f347e2e025e2675e9410116386e472bd6a79..929483116d05a803d317ece7a44861af8bd36665 100644
+--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundPlayerInfoUpdatePacket.java
++++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundPlayerInfoUpdatePacket.java
+@@ -29,12 +29,46 @@ public class ClientboundPlayerInfoUpdatePacket implements Packet<ClientGamePacke
+ this.actions = EnumSet.of(action);
+ this.entries = List.of(new ClientboundPlayerInfoUpdatePacket.Entry(player));
+ }
++ // Paper start
++ public ClientboundPlayerInfoUpdatePacket(EnumSet<ClientboundPlayerInfoUpdatePacket.Action> actions, List<ClientboundPlayerInfoUpdatePacket.Entry> entries) {
++ this.actions = actions;
++ this.entries = entries;
++ }
++
++ public ClientboundPlayerInfoUpdatePacket(EnumSet<ClientboundPlayerInfoUpdatePacket.Action> actions, ClientboundPlayerInfoUpdatePacket.Entry entry) {
++ this.actions = actions;
++ this.entries = List.of(entry);
++ }
++ // Paper end
+
+ public static ClientboundPlayerInfoUpdatePacket createPlayerInitializing(Collection<ServerPlayer> players) {
+ EnumSet<ClientboundPlayerInfoUpdatePacket.Action> enumSet = EnumSet.of(ClientboundPlayerInfoUpdatePacket.Action.ADD_PLAYER, ClientboundPlayerInfoUpdatePacket.Action.INITIALIZE_CHAT, ClientboundPlayerInfoUpdatePacket.Action.UPDATE_GAME_MODE, ClientboundPlayerInfoUpdatePacket.Action.UPDATE_LISTED, ClientboundPlayerInfoUpdatePacket.Action.UPDATE_LATENCY, ClientboundPlayerInfoUpdatePacket.Action.UPDATE_DISPLAY_NAME);
+ return new ClientboundPlayerInfoUpdatePacket(enumSet, players);
+ }
+
++ // Paper start
++ public static ClientboundPlayerInfoUpdatePacket createPlayerInitializing(Collection<ServerPlayer> players, ServerPlayer forPlayer) {
++ final EnumSet<ClientboundPlayerInfoUpdatePacket.Action> enumSet = EnumSet.of(ClientboundPlayerInfoUpdatePacket.Action.ADD_PLAYER, ClientboundPlayerInfoUpdatePacket.Action.INITIALIZE_CHAT, ClientboundPlayerInfoUpdatePacket.Action.UPDATE_GAME_MODE, ClientboundPlayerInfoUpdatePacket.Action.UPDATE_LISTED, ClientboundPlayerInfoUpdatePacket.Action.UPDATE_LATENCY, ClientboundPlayerInfoUpdatePacket.Action.UPDATE_DISPLAY_NAME);
++ final List<ClientboundPlayerInfoUpdatePacket.Entry> entries = new java.util.ArrayList<>(players.size());
++ final org.bukkit.craftbukkit.entity.CraftPlayer bukkitEntity = forPlayer.getBukkitEntity();
++ for (final ServerPlayer player : players) {
++ entries.add(new ClientboundPlayerInfoUpdatePacket.Entry(player, bukkitEntity.isListed(player.getBukkitEntity())));
++ }
++ return new ClientboundPlayerInfoUpdatePacket(enumSet, entries);
++ }
++
++ public static ClientboundPlayerInfoUpdatePacket createSinglePlayerInitializing(ServerPlayer player, boolean listed) {
++ final EnumSet<ClientboundPlayerInfoUpdatePacket.Action> enumSet = EnumSet.of(ClientboundPlayerInfoUpdatePacket.Action.ADD_PLAYER, ClientboundPlayerInfoUpdatePacket.Action.INITIALIZE_CHAT, ClientboundPlayerInfoUpdatePacket.Action.UPDATE_GAME_MODE, ClientboundPlayerInfoUpdatePacket.Action.UPDATE_LISTED, ClientboundPlayerInfoUpdatePacket.Action.UPDATE_LATENCY, ClientboundPlayerInfoUpdatePacket.Action.UPDATE_DISPLAY_NAME);
++ final List<ClientboundPlayerInfoUpdatePacket.Entry> entries = List.of(new Entry(player, listed));
++ return new ClientboundPlayerInfoUpdatePacket(enumSet, entries);
++ }
++
++ public static ClientboundPlayerInfoUpdatePacket updateListed(UUID playerInfoId, boolean listed) {
++ EnumSet<ClientboundPlayerInfoUpdatePacket.Action> enumSet = EnumSet.of(ClientboundPlayerInfoUpdatePacket.Action.UPDATE_LISTED);
++ return new ClientboundPlayerInfoUpdatePacket(enumSet, new ClientboundPlayerInfoUpdatePacket.Entry(playerInfoId, listed));
++ }
++ // Paper end
++
+ public ClientboundPlayerInfoUpdatePacket(FriendlyByteBuf buf) {
+ this.actions = buf.readEnumSet(ClientboundPlayerInfoUpdatePacket.Action.class);
+ this.entries = buf.readList((buf2) -> {
+@@ -144,8 +178,18 @@ public class ClientboundPlayerInfoUpdatePacket implements Packet<ClientGamePacke
+
+ public static record Entry(UUID profileId, @Nullable GameProfile profile, boolean listed, int latency, GameType gameMode, @Nullable Component displayName, @Nullable RemoteChatSession.Data chatSession) {
+ Entry(ServerPlayer player) {
+- this(player.getUUID(), player.getGameProfile(), true, player.connection.latency(), player.gameMode.getGameModeForPlayer(), player.getTabListDisplayName(), Optionull.map(player.getChatSession(), RemoteChatSession::asData));
++ // Paper start - add listed
++ this(player, true);
++ }
++ Entry(ServerPlayer player, boolean listed) {
++ this(player.getUUID(), player.getGameProfile(), listed, player.connection.latency(), player.gameMode.getGameModeForPlayer(), player.getTabListDisplayName(), Optionull.map(player.getChatSession(), RemoteChatSession::asData));
++ // Paper end - add listed
++ }
++ // Paper start
++ Entry(UUID profileId, boolean listed) {
++ this(profileId, null, listed, 0, GameType.DEFAULT_MODE, null, null);
+ }
++ // Paper end
+ }
+
+ static class EntryBuilder {
+diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
+index 4e7141968d88ca3fbb9cceaadbef60fed0ce64eb..03d2dc7f68d6918065f852057321fbaaf22fb413 100644
+--- a/src/main/java/net/minecraft/server/players/PlayerList.java
++++ b/src/main/java/net/minecraft/server/players/PlayerList.java
+@@ -337,14 +337,22 @@ public abstract class PlayerList {
+ // CraftBukkit end
+
+ // CraftBukkit start - sendAll above replaced with this loop
+- ClientboundPlayerInfoUpdatePacket packet = ClientboundPlayerInfoUpdatePacket.createPlayerInitializing(List.of(player));
++ ClientboundPlayerInfoUpdatePacket packet = ClientboundPlayerInfoUpdatePacket.createPlayerInitializing(List.of(player)); // Paper
+
+ final List<ServerPlayer> onlinePlayers = Lists.newArrayListWithExpectedSize(this.players.size() - 1); // Paper - use single player info update packet
+ for (int i = 0; i < this.players.size(); ++i) {
+ ServerPlayer entityplayer1 = (ServerPlayer) this.players.get(i);
+
+ if (entityplayer1.getBukkitEntity().canSee(bukkitPlayer)) {
++ // Paper start
++ if (entityplayer1.getBukkitEntity().isListed(bukkitPlayer)) {
++ // Paper end
+ entityplayer1.connection.send(packet);
++ // Paper start
++ } else {
++ entityplayer1.connection.send(ClientboundPlayerInfoUpdatePacket.createSinglePlayerInitializing(player, false));
++ }
++ // Paper end
+ }
+
+ if (entityplayer1 == player || !bukkitPlayer.canSee(entityplayer1.getBukkitEntity())) { // Paper - don't include joining player
+@@ -355,7 +363,7 @@ public abstract class PlayerList {
+ }
+ // Paper start - use single player info update packet
+ if (!onlinePlayers.isEmpty()) {
+- player.connection.send(ClientboundPlayerInfoUpdatePacket.createPlayerInitializing(onlinePlayers));
++ player.connection.send(ClientboundPlayerInfoUpdatePacket.createPlayerInitializing(onlinePlayers, player));
+ }
+ // Paper end
+ player.sentListPacket = true;
+diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+index 3bdce11d4debf950ec5f1ce5d03e203f80b57214..dfa1f48b6d61c6644a02adbd5a5183f917a2982c 100644
+--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
++++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+@@ -184,6 +184,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
+ private final ConversationTracker conversationTracker = new ConversationTracker();
+ private final Set<String> channels = new HashSet<String>();
+ private final Map<UUID, Set<WeakReference<Plugin>>> invertedVisibilityEntities = new HashMap<>();
++ private final Set<UUID> unlistedEntities = new HashSet<>(); // Paper
+ private static final WeakHashMap<Plugin, WeakReference<Plugin>> pluginWeakReferences = new WeakHashMap<>();
+ private int hash = 0;
+ private double health = 20;
+@@ -1975,7 +1976,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
+ otherPlayer.setUUID(uuidOverride);
+ }
+ // Paper end
+- this.getHandle().connection.send(ClientboundPlayerInfoUpdatePacket.createPlayerInitializing(List.of(otherPlayer)));
++ this.getHandle().connection.send(ClientboundPlayerInfoUpdatePacket.createPlayerInitializing(List.of(otherPlayer), this.getHandle())); // Paper
+ if (original != null) otherPlayer.setUUID(original); // Paper - uuid override
+ }
+
+@@ -2084,6 +2085,43 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
+ return (entity != null) ? this.canSee(entity) : false; // If we can't find it, we can't see it
+ }
+
++ // Paper start
++ @Override
++ public boolean isListed(Player other) {
++ return !this.unlistedEntities.contains(other.getUniqueId());
++ }
++
++ @Override
++ public boolean unlistPlayer(@NotNull Player other) {
++ Preconditions.checkNotNull(other, "hidden entity cannot be null");
++ if (this.getHandle().connection == null) return false;
++ if (this.equals(other)) return false;
++ if (!this.canSee(other)) return false;
++
++ if (unlistedEntities.add(other.getUniqueId())) {
++ this.getHandle().connection.send(ClientboundPlayerInfoUpdatePacket.updateListed(other.getUniqueId(), false));
++ return true;
++ } else {
++ return false;
++ }
++ }
++
++ @Override
++ public boolean listPlayer(@NotNull Player other) {
++ Preconditions.checkNotNull(other, "hidden entity cannot be null");
++ if (this.getHandle().connection == null) return false;
++ if (this.equals(other)) return false;
++ if (!this.canSee(other)) throw new IllegalStateException("Player cannot see other player");
++
++ if (this.unlistedEntities.remove(other.getUniqueId())) {
++ this.getHandle().connection.send(ClientboundPlayerInfoUpdatePacket.updateListed(other.getUniqueId(), true));
++ return true;
++ } else {
++ return false;
++ }
++ }
++ // Paper end
++
+ @Override
+ public Map<String, Object> serialize() {
+ Map<String, Object> result = new LinkedHashMap<String, Object>();