PaperMC/nms-patches/PacketStatusListener.patch

--- a/net/minecraft/server/PacketStatusListener.java
+++ b/net/minecraft/server/PacketStatusListener.java
@@ -1,5 +1,16 @@
 package net.minecraft.server;
 
+// CraftBukkit start
+import com.mojang.authlib.GameProfile;
+import io.netty.channel.ChannelFutureListener;
+import java.net.InetSocketAddress;
+import java.util.Iterator;
+
+import org.bukkit.craftbukkit.util.CraftIconCache;
+import org.bukkit.entity.Player;
+
+// CraftBukkit end
+
 public class PacketStatusListener implements PacketStatusInListener {
 
     private static final IChatBaseComponent a = new ChatMessage("multiplayer.status.request_handled", new Object[0]);
@@ -19,8 +30,96 @@
             this.networkManager.close(PacketStatusListener.a);
         } else {
             this.d = true;
-            this.networkManager.sendPacket(new PacketStatusOutServerInfo(this.minecraftServer.getServerPing()));
+            // CraftBukkit start
+            // this.networkManager.sendPacket(new PacketStatusOutServerInfo(this.minecraftServer.getServerPing()));
+            final Object[] players = minecraftServer.getPlayerList().players.toArray();
+            class ServerListPingEvent extends org.bukkit.event.server.ServerListPingEvent {
+
+                CraftIconCache icon = minecraftServer.server.getServerIcon();
+
+                ServerListPingEvent() {
+                    super(((InetSocketAddress) networkManager.getSocketAddress()).getAddress(), minecraftServer.getMotd(), minecraftServer.getPlayerList().getMaxPlayers());
+                }
+
+                @Override
+                public void setServerIcon(org.bukkit.util.CachedServerIcon icon) {
+                    if (!(icon instanceof CraftIconCache)) {
+                        throw new IllegalArgumentException(icon + " was not created by " + org.bukkit.craftbukkit.CraftServer.class);
+                    }
+                    this.icon = (CraftIconCache) icon;
+                }
+
+                @Override
+                public Iterator<Player> iterator() throws UnsupportedOperationException {
+                    return new Iterator<Player>() {
+                        int i;
+                        int ret = Integer.MIN_VALUE;
+                        EntityPlayer player;
+
+                        @Override
+                        public boolean hasNext() {
+                            if (player != null) {
+                                return true;
+                            }
+                            final Object[] currentPlayers = players;
+                            for (int length = currentPlayers.length, i = this.i; i < length; i++) {
+                                final EntityPlayer player = (EntityPlayer) currentPlayers[i];
+                                if (player != null) {
+                                    this.i = i + 1;
+                                    this.player = player;
+                                    return true;
+                                }
+                            }
+                            return false;
+                        }
+
+                        @Override
+                        public Player next() {
+                            if (!hasNext()) {
+                                throw new java.util.NoSuchElementException();
+                            }
+                            final EntityPlayer player = this.player;
+                            this.player = null;
+                            this.ret = this.i - 1;
+                            return player.getBukkitEntity();
+                        }
+
+                        @Override
+                        public void remove() {
+                            final Object[] currentPlayers = players;
+                            final int i = this.ret;
+                            if (i < 0 || currentPlayers[i] == null) {
+                                throw new IllegalStateException();
+                            }
+                            currentPlayers[i] = null;
+                        }
+                    };
+                }
+            }
+
+            ServerListPingEvent event = new ServerListPingEvent();
+            this.minecraftServer.server.getPluginManager().callEvent(event);
+
+            java.util.List<GameProfile> profiles = new java.util.ArrayList<GameProfile>(players.length);
+            for (Object player : players) {
+                if (player != null) {
+                    profiles.add(((EntityPlayer) player).getProfile());
+                }
+            }
+
+            ServerPing.ServerPingPlayerSample playerSample = new ServerPing.ServerPingPlayerSample(event.getMaxPlayers(), profiles.size());
+            playerSample.a(profiles.toArray(new GameProfile[profiles.size()]));
+
+            ServerPing ping = new ServerPing();
+            ping.setFavicon(event.icon.value);
+            ping.setMOTD(new ChatComponentText(event.getMotd()));
+            ping.setPlayerSample(playerSample);
+            int version = minecraftServer.getServerPing().getServerData().getProtocolVersion();
+            ping.setServerInfo(new ServerPing.ServerData(minecraftServer.getServerModName() + " " + minecraftServer.getVersion(), version));
+
+            this.networkManager.sendPacket(new PacketStatusOutServerInfo(ping));
         }
+        // CraftBukkit end
     }
 
     public void a(PacketStatusInPing packetstatusinping) {