Adding TNT exploit workaround fix back; they finally fixed the exploit in CraftBukkit 1.1-RC1, but broke it again in 1.1-RC3. :(

This commit is contained in:
Brettflan 2012-02-02 15:13:56 -06:00
parent b33b24943a
commit 9eef2d13d6
2 changed files with 89 additions and 0 deletions

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@ -1,6 +1,7 @@
package com.massivecraft.factions.listeners; package com.massivecraft.factions.listeners;
import org.bukkit.Location; import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.block.Block; import org.bukkit.block.Block;
import org.bukkit.entity.Player; import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler; import org.bukkit.event.EventHandler;
@ -96,6 +97,13 @@ public class FactionsBlockListener implements Listener
{ {
event.setCancelled(true); event.setCancelled(true);
} }
Material handItem = event.getPlayer().getItemInHand().getType();
if (handItem == Material.TNT || handItem == Material.REDSTONE_TORCH_ON)
{
Faction targetFaction = Board.getFactionAt(new FLocation(event.getBlock()));
FactionsEntityListener.trackPotentialExplosionExploit(event.getPlayer().getName(), targetFaction, handItem, event.getBlock().getLocation());
}
} }
@EventHandler(priority = EventPriority.NORMAL) @EventHandler(priority = EventPriority.NORMAL)

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@ -1,12 +1,16 @@
package com.massivecraft.factions.listeners; package com.massivecraft.factions.listeners;
import java.text.MessageFormat; import java.text.MessageFormat;
import java.util.ArrayList;
import java.util.logging.Level;
import org.bukkit.Location; import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.block.Block; import org.bukkit.block.Block;
import org.bukkit.entity.Entity; import org.bukkit.entity.Entity;
import org.bukkit.entity.Player; import org.bukkit.entity.Player;
import org.bukkit.entity.Projectile; import org.bukkit.entity.Projectile;
import org.bukkit.entity.TNTPrimed;
import org.bukkit.event.EventHandler; import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority; import org.bukkit.event.EventPriority;
import org.bukkit.event.Listener; import org.bukkit.event.Listener;
@ -18,6 +22,7 @@ import org.bukkit.event.entity.EntityDamageEvent;
import org.bukkit.event.entity.EntityDeathEvent; import org.bukkit.event.entity.EntityDeathEvent;
import org.bukkit.event.entity.EntityExplodeEvent; import org.bukkit.event.entity.EntityExplodeEvent;
import org.bukkit.event.entity.EntityTargetEvent; import org.bukkit.event.entity.EntityTargetEvent;
import org.bukkit.event.entity.ExplosionPrimeEvent;
import org.bukkit.event.painting.PaintingBreakByEntityEvent; import org.bukkit.event.painting.PaintingBreakByEntityEvent;
import org.bukkit.event.painting.PaintingBreakEvent; import org.bukkit.event.painting.PaintingBreakEvent;
import org.bukkit.event.painting.PaintingPlaceEvent; import org.bukkit.event.painting.PaintingPlaceEvent;
@ -316,4 +321,80 @@ public class FactionsEntityListener implements Listener
event.setCancelled(true); event.setCancelled(true);
} }
/**
* Canceled redstone torch placement next to existing TNT is still triggering an explosion, thus, our workaround here.
* related to this:
* https://bukkit.atlassian.net/browse/BUKKIT-89
* though they do finally appear to have fixed the converse situation (existing redstone torch, TNT placement attempted but canceled)
*/
private static ArrayList<PotentialExplosionExploit> exploitExplosions = new ArrayList<PotentialExplosionExploit>();
@EventHandler(priority = EventPriority.NORMAL)
public void onExplosionPrime(ExplosionPrimeEvent event)
{
if (event.isCancelled()) return;
if (! (event.getEntity() instanceof TNTPrimed)) return;
if (exploitExplosions.isEmpty()) return;
// make sure this isn't a TNT explosion exploit attempt
int locX = event.getEntity().getLocation().getBlockX();
int locZ = event.getEntity().getLocation().getBlockZ();
for (int i = exploitExplosions.size() - 1; i >= 0; i--)
{
PotentialExplosionExploit ex = exploitExplosions.get(i);
// remove anything from the list older than 8 seconds
if (ex.timeMillis + 8000 < System.currentTimeMillis())
{
exploitExplosions.remove(i);
continue;
}
int absX = Math.abs(ex.X - locX);
int absZ = Math.abs(ex.Z - locZ);
if (absX < 5 && absZ < 5)
{ // it sure looks like an exploit attempt
// let's tattle on him to everyone
String msg = "NOTICE: Player \""+ex.playerName+"\" attempted to exploit a TNT bug in the territory of \""+ex.faction.getTag()+"\" at "+ex.X+","+ex.Z+" (X,Z) using a "+ex.item.name();
P.p.log(Level.WARNING, msg);
for (FPlayer fplayer : FPlayers.i.getOnline())
{
fplayer.sendMessage(msg);
}
event.setCancelled(true);
exploitExplosions.remove(i);
return;
}
}
}
public static void trackPotentialExplosionExploit(String playerName, Faction faction, Material item, Location location)
{
exploitExplosions.add(new PotentialExplosionExploit(playerName, faction, item, location));
}
public static class PotentialExplosionExploit
{
public String playerName;
public Faction faction;
public Material item;
public long timeMillis;
public int X;
public int Z;
public PotentialExplosionExploit(String playerName, Faction faction, Material item, Location location)
{
this.playerName = playerName;
this.faction = faction;
this.item = item;
this.timeMillis = System.currentTimeMillis();
this.X = location.getBlockX();
this.Z = location.getBlockZ();
}
}
} }