From 76b567282192c8c32c0d05050d3c410d28888e98 Mon Sep 17 00:00:00 2001 From: Thinkofdeath <thinkofdeath@spigotmc.org> Date: Sun, 29 Jun 2014 21:10:34 +0100 Subject: [PATCH] Limit block placement/interaction packets diff --git a/src/main/java/net/minecraft/server/PacketPlayInArmAnimation.java b/src/main/java/net/minecraft/server/PacketPlayInArmAnimation.java deleted file mode 100644 index cb0356e..0000000 --- a/src/main/java/net/minecraft/server/PacketPlayInArmAnimation.java +++ /dev/null @@ -1,30 +0,0 @@ -package net.minecraft.server; - -import java.io.IOException; - -public class PacketPlayInArmAnimation implements Packet<PacketListenerPlayIn> { - - private EnumHand a; - - public PacketPlayInArmAnimation() {} - - public PacketPlayInArmAnimation(EnumHand enumhand) { - this.a = enumhand; - } - - public void a(PacketDataSerializer packetdataserializer) throws IOException { - this.a = (EnumHand) packetdataserializer.a(EnumHand.class); - } - - public void b(PacketDataSerializer packetdataserializer) throws IOException { - packetdataserializer.a((Enum) this.a); - } - - public void a(PacketListenerPlayIn packetlistenerplayin) { - packetlistenerplayin.a(this); - } - - public EnumHand a() { - return this.a; - } -} diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java index e263764..9e9dfb2 100644 --- a/src/main/java/net/minecraft/server/PlayerConnection.java +++ b/src/main/java/net/minecraft/server/PlayerConnection.java @@ -862,6 +862,10 @@ public class PlayerConnection implements PacketListenerPlayIn, ITickable { } + // Spigot start - limit place/interactions + private long lastPlace = -1; + private int packets = 0; + // Spigot end public void a(PacketPlayInBlockPlace packetplayinblockplace) { PlayerConnectionUtils.ensureMainThread(packetplayinblockplace, this, this.player.x()); if (this.player.dead) return; // CraftBukkit @@ -870,7 +874,17 @@ public class PlayerConnection implements PacketListenerPlayIn, ITickable { ItemStack itemstack = this.player.b(enumhand); this.player.resetIdleTimer(); - if (itemstack != null) { + // Spigot start + boolean throttled = false; + if (lastPlace != -1 && packetplayinblockplace.timestamp - lastPlace < 30 && packets++ >= 4) { + throttled = true; + } else if ( packetplayinblockplace.timestamp - lastPlace >= 30 || lastPlace == -1 ) + { + lastPlace = packetplayinblockplace.timestamp; + packets = 0; + } + // Spigot end + if (!throttled && itemstack != null) { // Spigot - skip the event if throttled // CraftBukkit start // Raytrace to look for 'rogue armswings' float f1 = this.player.pitch; -- 2.5.0