Brand support

Spigot-API-Patches/0219-Brand-support.patch

@@ -0,0 +1,27 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: DigitalRegent <misterwener@gmail.com>
+Date: Mon, 6 Apr 2020 20:30:09 +0200
+Subject: [PATCH] Brand support
+
+
+diff --git a/src/main/java/org/bukkit/entity/Player.java b/src/main/java/org/bukkit/entity/Player.java
+index b584f8b15f7ee36b42bba0e0bae721aae8f6f14b..991f757a89d2e917186bb152a2f92bad8b6c2897 100644
+--- a/src/main/java/org/bukkit/entity/Player.java
++++ b/src/main/java/org/bukkit/entity/Player.java
+@@ -1873,6 +1873,16 @@ public interface Player extends HumanEntity, Conversable, OfflinePlayer, PluginM
+         }
+     }
+ 
++    // Paper start - brand support
++    /**
++     * Returns player's client brand name. If the client didn't send this information, the brand name will be null.<br>
++     * For the Notchian client this name defaults to <code>vanilla</code>. Some modified clients report other names such as <code>forge</code>.<br>
++     * @return client brand name
++     */
++    @Nullable
++    String getClientBrandName();
++    // Paper end
++
+     @NotNull
+     @Override
+     Spigot spigot();

Spigot-Server-Patches/0554-Brand-support.patch

@@ -0,0 +1,79 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: DigitalRegent <misterwener@gmail.com>
+Date: Sat, 11 Apr 2020 13:10:58 +0200
+Subject: [PATCH] Brand support
+
+
+diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java
+index 6259ff4a571abb842b4a1b15a43b2b7c3fd5f0ab..9ec90ad2310b794ccf161a50ad59cccde97a01ba 100644
+--- a/src/main/java/net/minecraft/server/PlayerConnection.java
++++ b/src/main/java/net/minecraft/server/PlayerConnection.java
+@@ -4,6 +4,7 @@ import com.google.common.primitives.Doubles;
+ import com.google.common.primitives.Floats;
+ import com.mojang.brigadier.ParseResults;
+ import com.mojang.brigadier.StringReader;
++import io.netty.buffer.Unpooled;
+ import io.netty.util.concurrent.Future;
+ import io.netty.util.concurrent.GenericFutureListener;
+ import it.unimi.dsi.fastutil.ints.Int2ShortMap;
+@@ -107,6 +108,8 @@ public class PlayerConnection implements PacketListenerPlayIn {
+     private static final int MAX_SIGN_LINE_LENGTH = Integer.getInteger("Paper.maxSignLength", 80);
+     private static final long KEEPALIVE_LIMIT = Long.getLong("paper.playerconnection.keepalive", 30) * 1000; // Paper - provide property to set keepalive limit
+ 
++    private String clientBrandName = null; // Paper - Brand name
++
+     public PlayerConnection(MinecraftServer minecraftserver, NetworkManager networkmanager, EntityPlayer entityplayer) {
+         this.minecraftServer = minecraftserver;
+         this.networkManager = networkmanager;
+@@ -2737,6 +2740,8 @@ public class PlayerConnection implements PacketListenerPlayIn {
+     private static final MinecraftKey CUSTOM_REGISTER = new MinecraftKey("register");
+     private static final MinecraftKey CUSTOM_UNREGISTER = new MinecraftKey("unregister");
+ 
++    private static final MinecraftKey MINECRAFT_BRAND = new MinecraftKey("brand"); // Paper - Brand support
++
+     @Override
+     public void a(PacketPlayInCustomPayload packetplayincustompayload) {
+         PlayerConnectionUtils.ensureMainThread(packetplayincustompayload, this, this.player.getWorldServer());
+@@ -2764,6 +2769,11 @@ public class PlayerConnection implements PacketListenerPlayIn {
+             try {
+                 byte[] data = new byte[packetplayincustompayload.data.readableBytes()];
+                 packetplayincustompayload.data.readBytes(data);
++
++                // Paper start - Brand support
++                if (packetplayincustompayload.tag.equals(MINECRAFT_BRAND))
++                    this.clientBrandName = new PacketDataSerializer(Unpooled.copiedBuffer(data)).readUTF(256);
++                // Paper end
+                 server.getMessenger().dispatchIncomingMessage(player.getBukkitEntity(), packetplayincustompayload.tag.toString(), data);
+             } catch (Exception ex) {
+                 PlayerConnection.LOGGER.error("Couldn\'t dispatch custom payload", ex);
+@@ -2773,6 +2783,12 @@ public class PlayerConnection implements PacketListenerPlayIn {
+ 
+     }
+ 
++    // Paper start - brand support
++    public String getClientBrandName() {
++        return clientBrandName;
++    }
++    // Paper end
++
+     public final boolean isDisconnected() {
+         return (!this.player.joining && !this.networkManager.isConnected()) || this.processedDisconnect; // Paper
+     }
+diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+index adf918fd757fe3147f897de3ade64a9adf1d3203..3ca1cf7e1c39b39e39f38d70ea786c5f0bb1e607 100644
+--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
++++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+@@ -2150,6 +2150,13 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
+         // Paper end
+     };
+ 
++    // Paper start - brand support
++    @Override
++    public String getClientBrandName() {
++        return getHandle().playerConnection.getClientBrandName();
++    }
++    // Paper end
++
+     public Player.Spigot spigot()
+     {
+         return spigot;