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PatchPacket10Flying.java
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PatchPacket10Flying.java
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package me.nallar.patched;
import java.util.ArrayList;
import java.util.Iterator;
import javassist.is.faulty.Redirects;
import javassist.is.faulty.Timings;
import me.nallar.tickthreading.minecraft.TickThreading;
import me.nallar.tickthreading.util.TableFormatter;
import net.minecraft.entity.player.EntityPlayerMP;
import net.minecraft.network.NetServerHandler;
import net.minecraft.network.packet.NetHandler;
import net.minecraft.network.packet.Packet;
import net.minecraft.network.packet.Packet10Flying;
import net.minecraft.network.packet.Packet56MapChunks;
import net.minecraft.server.MinecraftServer;
import net.minecraft.server.management.ServerConfigurationManager;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.world.ChunkCoordIntPair;
import net.minecraft.world.WorldServer;
import net.minecraft.world.chunk.Chunk;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.event.world.ChunkWatchEvent;
public abstract class PatchPacket10Flying extends Packet10Flying {
@Override
public boolean canProcessAsync() {
return true;
}
@Override
public void processPacket(NetHandler par1NetHandler) {
NetServerHandler nsh = (NetServerHandler) par1NetHandler;
EntityPlayerMP entityPlayerMP = nsh.playerEntity;
if (nsh.teleported > 0) {
nsh.lastPZ = this.zPosition;
nsh.lastPX = this.xPosition;
nsh.averageSpeed = -50d;
if (--nsh.teleported == 0) {
((WorldServer) entityPlayerMP.worldObj).getPlayerManager().updateMountedMovingPlayer(entityPlayerMP);
}
} else {
nsh.setHasMoved();
if (false && TickThreading.instance.antiCheatNotify && moving && yPosition != -999.0D && stance != -999.0D) {
long currentTime = System.currentTimeMillis();
long time = Math.min(5000, currentTime - nsh.lastMovement);
double dX = (xPosition - nsh.lastPX);
double dZ = (zPosition - nsh.lastPZ);
if (time == 0) {
nsh.lastPZ += dZ;
nsh.lastPX += dX;
} else {
nsh.lastMovement = currentTime;
if (time < 1) {
time = 1;
}
double speed = (Math.sqrt(dX * dX + dZ * dZ) * 1000) / time;
//Log.info(speed + "\t" + dX + '\t' + dZ + '\t' + time + '\t' + moving + '\t' + yPosition + '\t' + stance);
if (Double.isInfinite(speed) || Double.isNaN(speed)) {
speed = 1;
}
double averageSpeed = (nsh.averageSpeed = ((nsh.averageSpeed * 100 + speed) / 101));
ServerConfigurationManager serverConfigurationManager = MinecraftServer.getServer().getConfigurationManager();
speed /= allowedSpeedMultiplier(entityPlayerMP);
if (currentTime > nsh.lastNotify && !serverConfigurationManager.areCommandsAllowed(entityPlayerMP.username) && (averageSpeed > 50 || (!entityPlayerMP.isRiding() && averageSpeed > 20))) {
if (TickThreading.instance.antiCheatKick) {
nsh.kickPlayerFromServer("You moved too quickly. " + TableFormatter.formatDoubleWithPrecision(averageSpeed, 3) + "m/s");
} else {
entityPlayerMP.sendChatToPlayer("You moved too quickly. " + TableFormatter.formatDoubleWithPrecision(averageSpeed, 3) + "m/s");
}
Redirects.notifyAdmins(entityPlayerMP.username + " was travelling too fast: " + TableFormatter.formatDoubleWithPrecision(averageSpeed, 3) + "m/s");
nsh.lastNotify = currentTime + 30000;
}
nsh.lastPZ = this.zPosition;
nsh.lastPX = this.xPosition;
}
}
synchronized (entityPlayerMP.loadedChunks) {
par1NetHandler.handleFlying(this);
sendChunks(entityPlayerMP);
}
}
}
private static double allowedSpeedMultiplier(EntityPlayerMP entityPlayerMP) {
for (int i = 0; i < 4; i++) {
if (entityPlayerMP.inventory.armorItemInSlot(i) != null) {
return 2;
}
}
return 1;
}
private static void sendChunks(EntityPlayerMP entityPlayerMP) {
NetServerHandler netServerHandler = entityPlayerMP.playerNetServerHandler;
if (!entityPlayerMP.loadedChunks.isEmpty()) {
long st = 0;
boolean timings = Timings.enabled;
if (timings) {
st = System.nanoTime();
}
ArrayList var6 = new ArrayList();
Iterator var7 = entityPlayerMP.loadedChunks.iterator();
ArrayList var8 = new ArrayList();
while (var7.hasNext() && var6.size() < 5) {
ChunkCoordIntPair var9 = (ChunkCoordIntPair) var7.next();
int x = var9.chunkXPos;
int z = var9.chunkZPos;
var7.remove();
var6.add(entityPlayerMP.worldObj.getChunkFromChunkCoords(x, z));
//BugFix: 16 makes it load an extra chunk, which isn't associated with a player, which makes it not unload unless a player walks near it.
//ToDo: Find a way to efficiently clean abandoned chunks.
//var8.addAll(((WorldServer) entityPlayerMP.worldObj).getAllTileEntityInBox(var9.chunkXPos * 16, 0, var9.chunkZPos * 16, var9.chunkXPos * 16 + 16, 256, var9.chunkZPos * 16 + 16));
var8.addAll(((WorldServer) entityPlayerMP.worldObj).getAllTileEntityInBox(x * 16, 0, z * 16, x * 16 + 15, 256, z * 16 + 15));
}
if (!var6.isEmpty()) {
netServerHandler.sendPacketToPlayer(new Packet56MapChunks(var6));
Iterator var11 = var8.iterator();
while (var11.hasNext()) {
Packet var5 = ((TileEntity) var11.next()).getDescriptionPacket();
if (var5 != null) {
netServerHandler.sendPacketToPlayer(var5);
}
}
var11 = var6.iterator();
while (var11.hasNext()) {
Chunk var10 = (Chunk) var11.next();
entityPlayerMP.getServerForPlayer().getEntityTracker().func_85172_a(entityPlayerMP, var10);
MinecraftForge.EVENT_BUS.post(new ChunkWatchEvent.Watch(var10.getChunkCoordIntPair(), entityPlayerMP));
}
}
if (timings) {
Timings.record("net.minecraft.entity.player.EntityPlayerMP/chunks", System.nanoTime() - st);
}
}
}
}