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Fix for double drop exploit using pistons.

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This commit is contained in:
GJ 2012-03-20 00:45:01 -04:00
parent 49bb7ecba9
commit 3da8955f8a
1 changed files with 45 additions and 0 deletions
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45
src/main/java/com/gmail/nossr50/listeners/mcBlockListener.java
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@ -1,5 +1,7 @@
package com.gmail.nossr50.listeners;
import java.util.List;
import com.gmail.nossr50.BlockChecks;
import com.gmail.nossr50.ItemChecks;
import com.gmail.nossr50.mcMMO;
@ -21,12 +23,15 @@ import org.bukkit.Bukkit;
import org.bukkit.CropState;
import org.bukkit.Material;
import org.bukkit.block.Block;
import org.bukkit.block.BlockFace;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.Listener;
import org.bukkit.event.block.BlockBreakEvent;
import org.bukkit.event.block.BlockDamageEvent;
import org.bukkit.event.block.BlockPistonExtendEvent;
import org.bukkit.event.block.BlockPistonRetractEvent;
import org.bukkit.event.block.BlockPlaceEvent;
import org.bukkit.event.player.PlayerAnimationEvent;
import org.bukkit.inventory.ItemStack;
@ -46,6 +51,46 @@ public class mcBlockListener implements Listener {
this.plugin = plugin;
}
/**
* Monitor BlockPistonExtend events.
*
* @param event The event to monitor
*/
@EventHandler(priority = EventPriority.MONITOR)
public void onBlockPistonExtend(BlockPistonExtendEvent event) {
List<Block> blocks = event.getBlocks();
BlockFace direction = event.getDirection();
for (Block b : blocks) {
if (b.hasMetadata("mcmmoPlacedBlock")) {
b.getRelative(direction).setMetadata("mcmmoNeedsTracking", new FixedMetadataValue(plugin, true));
b.removeMetadata("mcmmoPlacedBlock", plugin);
}
}
for (Block b : blocks) {
if (b.hasMetadata("mcmmoNeedsTracking")) {
b.setMetadata("mcmmoPlacedBlock", new FixedMetadataValue(plugin, true));
b.removeMetadata("mcmmoNeedsTracking", plugin);
}
}
}
/**
* Monitor BlockPistonRetract events.
*
* @param event The event to monitor
*/
@EventHandler(priority = EventPriority.MONITOR)
public void onBlockPistonRetract(BlockPistonRetractEvent event) {
Block block = event.getRetractLocation().getBlock();
if (block.hasMetadata("mcmmoPlacedBlock")) {
block.removeMetadata("mcmmoPlacedBlock", plugin);
event.getBlock().getRelative(event.getDirection(), 1).setMetadata("mcmmoPlacedBlock", new FixedMetadataValue(plugin, true));
}
}
/**
* Monitor BlockPlace events.
*