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Paper/Spigot-Server-Patches/0240-Implement-extended-PaperServerListPingEvent.patch
Aikar d617f95f05
[Auto] Updated Upstream (Bukkit/CraftBukkit) 
Upstream has released updates that appears 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:
310dc809 Add ServerLoadEvent

CraftBukkit Changes:
19d654bd Add ServerLoadEvent
2018-09-07 23:49:37 -04:00

277 Zeilen
11 KiB
Diff
Originalformat Blame Verlauf

From eb14bec3aaf4d58dcc435f072644624a86930288 Mon Sep 17 00:00:00 2001
From: Minecrell <minecrell@minecrell.net>
Date: Wed, 11 Oct 2017 15:56:26 +0200
Subject: [PATCH] Implement extended PaperServerListPingEvent
diff --git a/src/main/java/com/destroystokyo/paper/network/PaperServerListPingEventImpl.java b/src/main/java/com/destroystokyo/paper/network/PaperServerListPingEventImpl.java
new file mode 100644
index 0000000000..c1a8e295b6
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/network/PaperServerListPingEventImpl.java
@@ -0,0 +1,31 @@
+package com.destroystokyo.paper.network;
+
+import com.destroystokyo.paper.event.server.PaperServerListPingEvent;
+import net.minecraft.server.EntityPlayer;
+import net.minecraft.server.MinecraftServer;
+import org.bukkit.entity.Player;
+import org.bukkit.util.CachedServerIcon;
+
+import javax.annotation.Nullable;
+
+class PaperServerListPingEventImpl extends PaperServerListPingEvent {
+
+ private final MinecraftServer server;
+
+ PaperServerListPingEventImpl(MinecraftServer server, StatusClient client, int protocolVersion, @Nullable CachedServerIcon icon) {
+ super(client, server.getMotd(), server.getPlayerCount(), server.getMaxPlayers(),
+ server.getServerModName() + ' ' + server.getVersion(), protocolVersion, icon);
+ this.server = server;
+ }
+
+ @Override
+ protected final Object[] getOnlinePlayers() {
+ return this.server.getPlayerList().players.toArray();
+ }
+
+ @Override
+ protected final Player getBukkitPlayer(Object player) {
+ return ((EntityPlayer) player).getBukkitEntity();
+ }
+
+}
diff --git a/src/main/java/com/destroystokyo/paper/network/PaperStatusClient.java b/src/main/java/com/destroystokyo/paper/network/PaperStatusClient.java
new file mode 100644
index 0000000000..a2a409e635
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/network/PaperStatusClient.java
@@ -0,0 +1,11 @@
+package com.destroystokyo.paper.network;
+
+import net.minecraft.server.NetworkManager;
+
+class PaperStatusClient extends PaperNetworkClient implements StatusClient {
+
+ PaperStatusClient(NetworkManager networkManager) {
+ super(networkManager);
+ }
+
+}
diff --git a/src/main/java/com/destroystokyo/paper/network/StandardPaperServerListPingEventImpl.java b/src/main/java/com/destroystokyo/paper/network/StandardPaperServerListPingEventImpl.java
new file mode 100644
index 0000000000..350410527b
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/network/StandardPaperServerListPingEventImpl.java
@@ -0,0 +1,112 @@
+package com.destroystokyo.paper.network;
+
+import com.destroystokyo.paper.profile.CraftPlayerProfile;
+import com.destroystokyo.paper.profile.PlayerProfile;
+import com.google.common.base.MoreObjects;
+import com.google.common.base.Strings;
+import com.mojang.authlib.GameProfile;
+import net.minecraft.server.ChatComponentText;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.server.NetworkManager;
+import net.minecraft.server.PacketStatusOutServerInfo;
+import net.minecraft.server.ServerPing;
+
+import java.util.List;
+import java.util.UUID;
+
+import javax.annotation.Nonnull;
+
+public final class StandardPaperServerListPingEventImpl extends PaperServerListPingEventImpl {
+
+ private static final GameProfile[] EMPTY_PROFILES = new GameProfile[0];
+ private static final UUID FAKE_UUID = new UUID(0, 0);
+
+ private GameProfile[] originalSample;
+
+ private StandardPaperServerListPingEventImpl(MinecraftServer server, NetworkManager networkManager, ServerPing ping) {
+ super(server, new PaperStatusClient(networkManager), ping.getServerData().getProtocolVersion(), server.server.getServerIcon());
+ this.originalSample = ping.getPlayers().getSample();
+ }
+
+ @Nonnull
+ @Override
+ public List<PlayerProfile> getPlayerSample() {
+ List<PlayerProfile> sample = super.getPlayerSample();
+
+ if (this.originalSample != null) {
+ for (GameProfile profile : this.originalSample) {
+ sample.add(CraftPlayerProfile.asBukkitCopy(profile));
+ }
+ this.originalSample = null;
+ }
+
+ return sample;
+ }
+
+ private GameProfile[] getPlayerSampleHandle() {
+ if (this.originalSample != null) {
+ return this.originalSample;
+ }
+
+ List<PlayerProfile> entries = super.getPlayerSample();
+ if (entries.isEmpty()) {
+ return EMPTY_PROFILES;
+ }
+
+ GameProfile[] profiles = new GameProfile[entries.size()];
+ for (int i = 0; i < profiles.length; i++) {
+ /*
+ * Avoid null UUIDs/names since that will make the response invalid
+ * on the client.
+ * Instead, fall back to a fake/empty UUID and an empty string as name.
+ * This can be used to create custom lines in the player list that do not
+ * refer to a specific player.
+ */
+
+ PlayerProfile profile = entries.get(i);
+ if (profile.getId() != null && profile.getName() != null) {
+ profiles[i] = CraftPlayerProfile.asAuthlib(profile);
+ } else {
+ profiles[i] = new GameProfile(MoreObjects.firstNonNull(profile.getId(), FAKE_UUID), Strings.nullToEmpty(profile.getName()));
+ }
+ }
+
+ return profiles;
+ }
+
+ @SuppressWarnings("deprecation")
+ public static void processRequest(MinecraftServer server, NetworkManager networkManager) {
+ StandardPaperServerListPingEventImpl event = new StandardPaperServerListPingEventImpl(server, networkManager, server.getServerPing());
+ server.server.getPluginManager().callEvent(event);
+
+ // Close connection immediately if event is cancelled
+ if (event.isCancelled()) {
+ networkManager.close(null);
+ return;
+ }
+
+ // Setup response
+ ServerPing ping = new ServerPing();
+
+ // Description
+ ping.setMOTD(new ChatComponentText(event.getMotd()));
+
+ // Players
+ if (!event.shouldHidePlayers()) {
+ ping.setPlayerSample(new ServerPing.ServerPingPlayerSample(event.getMaxPlayers(), event.getNumPlayers()));
+ ping.getPlayers().setSample(event.getPlayerSampleHandle());
+ }
+
+ // Version
+ ping.setServerInfo(new ServerPing.ServerData(event.getVersion(), event.getProtocolVersion()));
+
+ // Favicon
+ if (event.getServerIcon() != null) {
+ ping.setFavicon(event.getServerIcon().getData());
+ }
+
+ // Send response
+ networkManager.sendPacket(new PacketStatusOutServerInfo(ping));
+ }
+
+}
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 3e99221619..2e9836d8f9 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -1,6 +1,7 @@
package net.minecraft.server;
import co.aikar.timings.Timings;
+import com.destroystokyo.paper.event.server.PaperServerListPingEvent;
import com.google.common.base.Stopwatch;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
@@ -939,7 +940,7 @@ public abstract class MinecraftServer implements IAsyncTaskHandler, IMojangStati
if (i - this.Y >= 5000000000L) {
this.Y = i;
this.m.setPlayerSample(new ServerPing.ServerPingPlayerSample(this.z(), this.y()));
- GameProfile[] agameprofile = new GameProfile[Math.min(this.y(), 12)];
+ GameProfile[] agameprofile = new GameProfile[Math.min(this.y(), org.spigotmc.SpigotConfig.playerSample)]; // Paper
int j = MathHelper.nextInt(this.n, 0, this.y() - agameprofile.length);
for (int k = 0; k < agameprofile.length; ++k) {
@@ -1296,10 +1297,12 @@ public abstract class MinecraftServer implements IAsyncTaskHandler, IMojangStati
return "1.13.1";
}
+ public int getPlayerCount() { return y(); } // Paper - OBFHELPER
public int y() {
return this.s.getPlayerCount();
}
+ public int getMaxPlayers() { return z(); } // Paper - OBFHELPER
public int z() {
return this.s.getMaxPlayers();
}
diff --git a/src/main/java/net/minecraft/server/PacketStatusListener.java b/src/main/java/net/minecraft/server/PacketStatusListener.java
index c9edd289ac..8aa121e2f7 100644
--- a/src/main/java/net/minecraft/server/PacketStatusListener.java
+++ b/src/main/java/net/minecraft/server/PacketStatusListener.java
@@ -30,6 +30,8 @@ public class PacketStatusListener implements PacketStatusInListener {
this.networkManager.close(PacketStatusListener.a);
} else {
this.d = true;
+ // Paper start - Replace everything
+ /*
// CraftBukkit start
// this.networkManager.sendPacket(new PacketStatusOutServerInfo(this.minecraftServer.getServerPing()));
final Object[] players = minecraftServer.getPlayerList().players.toArray();
@@ -125,6 +127,9 @@ public class PacketStatusListener implements PacketStatusInListener {
ping.setServerInfo(new ServerPing.ServerData(minecraftServer.getServerModName() + " " + minecraftServer.getVersion(), version));
this.networkManager.sendPacket(new PacketStatusOutServerInfo(ping));
+ */
+ com.destroystokyo.paper.network.StandardPaperServerListPingEventImpl.processRequest(this.minecraftServer, this.networkManager);
+ // Paper end
}
// CraftBukkit end
}
diff --git a/src/main/java/net/minecraft/server/ServerPing.java b/src/main/java/net/minecraft/server/ServerPing.java
index 615aa2cd04..408aad098a 100644
--- a/src/main/java/net/minecraft/server/ServerPing.java
+++ b/src/main/java/net/minecraft/server/ServerPing.java
@@ -29,6 +29,7 @@ public class ServerPing {
this.a = ichatbasecomponent;
}
+ public ServerPingPlayerSample getPlayers() { return b(); } // Paper - OBFHELPER
public ServerPing.ServerPingPlayerSample b() {
return this.b;
}
@@ -174,10 +175,12 @@ public class ServerPing {
return this.b;
}
+ public GameProfile[] getSample() { return c(); } // Paper - OBFHELPER
public GameProfile[] c() {
return this.c;
}
+ public void setSample(GameProfile[] sample) { a(sample); } // Paper - OBFHELPER
public void a(GameProfile[] agameprofile) {
this.c = agameprofile;
}
diff --git a/src/main/java/org/spigotmc/SpigotConfig.java b/src/main/java/org/spigotmc/SpigotConfig.java
index 9584950c63..eed96c60c5 100644
--- a/src/main/java/org/spigotmc/SpigotConfig.java
+++ b/src/main/java/org/spigotmc/SpigotConfig.java
@@ -291,7 +291,7 @@ public class SpigotConfig
public static int playerSample;
private static void playerSample()
{
- playerSample = getInt( "settings.sample-count", 12 );
+ playerSample = Math.max(getInt( "settings.sample-count", 12 ), 0); // Paper - Avoid negative counts
Bukkit.getLogger().log( Level.INFO, "Server Ping Player Sample Count: {0}", playerSample ); // Paper - Use logger
}
--
2.18.0
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