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Mineplex2018-withcommit/Patches/CraftBukkit-Patches/0005-Packet-listener-change...

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From 04418c14f74d251cebe99e4bc6315d619b0a4440 Mon Sep 17 00:00:00 2001
From: libraryaddict <libraryaddict115@yahoo.co.nz>
Date: Fri, 23 Oct 2015 21:22:05 +1300
Subject: [PATCH] Packet listener changes
diff --git a/src/main/java/com/mineplex/spigot/IPacketVerifier.java b/src/main/java/com/mineplex/spigot/IPacketVerifier.java
new file mode 100644
index 0000000..f86dfd1
--- /dev/null
+++ b/src/main/java/com/mineplex/spigot/IPacketVerifier.java
@@ -0,0 +1,8 @@
+package com.mineplex.spigot;
+
+import net.minecraft.server.Packet;
+
+public interface IPacketVerifier
+{
+ public boolean handlePacket(Packet packet);
+}
\ No newline at end of file
diff --git a/src/main/java/com/mineplex/spigot/PacketProcessor.java b/src/main/java/com/mineplex/spigot/PacketProcessor.java
new file mode 100644
index 0000000..5695899
--- /dev/null
+++ b/src/main/java/com/mineplex/spigot/PacketProcessor.java
@@ -0,0 +1,250 @@
+package com.mineplex.spigot;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.HashMap;
+import io.netty.util.concurrent.GenericFutureListener;
+
+import net.minecraft.server.NetworkManager;
+import net.minecraft.server.IChatBaseComponent;
+
+import net.minecraft.server.Packet;
+import net.minecraft.server.PacketListenerPlayIn;
+import net.minecraft.server.IUpdatePlayerListBox;
+import net.minecraft.server.PlayerConnection;
+import net.minecraft.server.PacketPlayInChat;
+import net.minecraft.server.PacketPlayInTabComplete;
+import net.minecraft.server.PacketPlayInClientCommand;
+import net.minecraft.server.PacketPlayInSettings;
+import net.minecraft.server.PacketPlayInTransaction;
+import net.minecraft.server.PacketPlayInEnchantItem;
+import net.minecraft.server.PacketPlayInWindowClick;
+import net.minecraft.server.PacketPlayInCloseWindow;
+import net.minecraft.server.PacketPlayInCustomPayload;
+import net.minecraft.server.PacketPlayInUseEntity;
+import net.minecraft.server.PacketPlayInKeepAlive;
+import net.minecraft.server.PacketPlayInFlying;
+import net.minecraft.server.PacketPlayInAbilities;
+import net.minecraft.server.PacketPlayInBlockDig;
+import net.minecraft.server.PacketPlayInEntityAction;
+import net.minecraft.server.PacketPlayInSteerVehicle;
+import net.minecraft.server.PacketPlayInHeldItemSlot;
+import net.minecraft.server.PacketPlayInSetCreativeSlot;
+import net.minecraft.server.PacketPlayInUpdateSign;
+import net.minecraft.server.PacketPlayInBlockPlace;
+import net.minecraft.server.PacketPlayInSpectate;
+import net.minecraft.server.PacketPlayInResourcePackStatus;
+import net.minecraft.server.PacketPlayInArmAnimation;
+
+public class PacketProcessor implements PacketListenerPlayIn, IUpdatePlayerListBox
+{
+ private IPacketVerifier _packetVerifier;
+ private PlayerConnection _packetListener;
+ private static volatile HashMap<Class, Boolean> _listenedPackets = new HashMap<Class, Boolean>();
+
+ public PacketProcessor(PlayerConnection packetListener)
+ {
+ _packetListener = packetListener;
+ }
+
+ public void setPacketVerifier(IPacketVerifier verifier)
+ {
+ _packetVerifier = verifier;
+ }
+
+ public void c()
+ {
+ _packetListener.c();
+ }
+
+ public static void addPacket(Class packetClass, boolean forceMainThread)
+ {
+ _listenedPackets.put(packetClass, forceMainThread);
+ }
+
+ public static void removePacket(Class packetClass)
+ {
+ _listenedPackets.remove(packetClass);
+ }
+
+ public void processOutgoingPacket(Packet packet, NetworkManager networkManager)
+ {
+ if (!_listenedPackets.containsKey(packet.getClass()))
+ {
+ networkManager.handle(packet);
+ return;
+ }
+
+ boolean addDefaultPacket = true;
+
+ if (_packetVerifier != null)
+ {
+ if (!_packetVerifier.handlePacket(packet))
+ {
+ addDefaultPacket = false;
+ }
+ }
+
+ if (addDefaultPacket)
+ {
+ networkManager.handle(packet);
+ }
+ }
+
+ public void processIncomingPacket(final Packet packet)
+ {
+ if (!_listenedPackets.containsKey(packet.getClass()))
+ {
+ packet.a(_packetListener);
+ return;
+ }
+
+ if (!_packetListener.player.u().isMainThread() && _listenedPackets.get(packet.getClass()))
+ {
+ _packetListener.player.u().postToMainThread(new Runnable()
+ {
+ public void run()
+ {
+ processIncomingPacket(packet);
+ }
+ });
+
+ return;
+ }
+
+ boolean addDefaultPacket = true;
+
+ if (_packetVerifier != null)
+ {
+ if (!_packetVerifier.handlePacket(packet))
+ {
+ addDefaultPacket = false;
+ }
+ }
+
+ if (addDefaultPacket)
+ {
+ packet.a(_packetListener);
+ }
+ }
+
+ public void a(PacketPlayInChat packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInTabComplete packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInClientCommand packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInSettings packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInTransaction packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInEnchantItem packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInWindowClick packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInCloseWindow packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInCustomPayload packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInUseEntity packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInKeepAlive packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInFlying packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInAbilities packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInBlockDig packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInEntityAction packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInSteerVehicle packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInHeldItemSlot packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInSetCreativeSlot packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInUpdateSign packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInBlockPlace packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInSpectate packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInResourcePackStatus packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(PacketPlayInArmAnimation packet)
+ {
+ processIncomingPacket(packet);
+ }
+
+ public void a(IChatBaseComponent packet)
+ {
+ _packetListener.a(packet);
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/net/minecraft/server/NetworkManager.java b/src/main/java/net/minecraft/server/NetworkManager.java
index 9d23c6c..83a600c 100644
--- a/src/main/java/net/minecraft/server/NetworkManager.java
+++ b/src/main/java/net/minecraft/server/NetworkManager.java
@@ -27,6 +27,8 @@ import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.Marker;
import org.apache.logging.log4j.MarkerManager;
+import com.mineplex.spigot.PacketProcessor;
+
public class NetworkManager extends SimpleChannelInboundHandler<Packet> {
private static final Logger g = LogManager.getLogger();
diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java
index 5740e49..5edef3e 100644
--- a/src/main/java/net/minecraft/server/PlayerConnection.java
+++ b/src/main/java/net/minecraft/server/PlayerConnection.java
@@ -62,6 +62,8 @@ import org.bukkit.inventory.InventoryView;
import org.bukkit.util.NumberConversions;
// CraftBukkit end
+import com.mineplex.spigot.PacketProcessor;
+
public class PlayerConnection implements PacketListenerPlayIn, IUpdatePlayerListBox {
private static final Logger c = LogManager.getLogger();
@@ -87,15 +89,20 @@ public class PlayerConnection implements PacketListenerPlayIn, IUpdatePlayerList
private boolean checkMovement = true;
private boolean processedDisconnect; // CraftBukkit - added
+ public PacketProcessor PacketVerifier;
+
public PlayerConnection(MinecraftServer minecraftserver, NetworkManager networkmanager, EntityPlayer entityplayer) {
this.minecraftServer = minecraftserver;
this.networkManager = networkmanager;
- networkmanager.a((PacketListener) this);
this.player = entityplayer;
entityplayer.playerConnection = this;
// CraftBukkit start - add fields and methods
this.server = minecraftserver.server;
+
+
+ PacketVerifier = new PacketProcessor(this);
+ networkmanager.a(PacketVerifier);
}
private final org.bukkit.craftbukkit.CraftServer server;
@@ -904,7 +911,7 @@ public class PlayerConnection implements PacketListenerPlayIn, IUpdatePlayerList
// CraftBukkit end
try {
- this.networkManager.handle(packet);
+ PacketVerifier.processOutgoingPacket(packet, networkManager);
} catch (Throwable throwable) {
CrashReport crashreport = CrashReport.a(throwable, "Sending packet");
CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Packet being sent");
@@ -1408,9 +1415,12 @@ public class PlayerConnection implements PacketListenerPlayIn, IUpdatePlayerList
if (this.player.dead) return; // CraftBukkit
PlayerConnectionUtils.ensureMainThread(packetplayinclosewindow, this, this.player.u());
- CraftEventFactory.handleInventoryCloseEvent(this.player); // CraftBukkit
+ if (packetplayinclosewindow.id == player.activeContainer.windowId)
+ {
+ CraftEventFactory.handleInventoryCloseEvent(this.player); // CraftBukkit
- this.player.p();
+ this.player.p();
+ }
}
public void a(PacketPlayInWindowClick packetplayinwindowclick) {
--
2.5.0
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