public void onEntityDamageByEntity(EntityDamageByEntityEvent event) {
    Entity attacker = event.getDamager();
    Entity defender = event.getEntity();

    if (defender instanceof Player) {
      Player player = (Player) defender;

      GlobalConfiguration cfg = plugin.getGlobalConfiguration();
      WorldConfiguration wcfg = cfg.getWorldConfig(player.getWorld().getName());

      if (cfg.isInvinciblePlayer(player.getName())) {
        event.setCancelled(true);
        return;
      }

      if (attacker != null && attacker instanceof Player) {
        if (wcfg.useRegions) {
          Vector pt = toVector(defender.getLocation());
          RegionManager mgr =
              plugin.getGlobalRegionManager().getRegionManager(player.getWorld().getName());

          if (!mgr.getApplicableRegions(pt).isStateFlagAllowed(Flags.PVP)) {
            ((Player) attacker).sendMessage(ChatColor.DARK_RED + "You are in a no-PvP area.");
            event.setCancelled(true);
            return;
          }
        }
      }

      if (attacker != null && attacker instanceof Monster) {
        if (attacker instanceof Creeper && wcfg.blockCreeperExplosions) {
          event.setCancelled(true);
          return;
        }

        if (wcfg.useRegions) {
          Vector pt = toVector(defender.getLocation());
          RegionManager mgr =
              plugin.getGlobalRegionManager().getRegionManager(player.getWorld().getName());
          ApplicableRegionSet set = mgr.getApplicableRegions(pt);

          if (!set.isStateFlagAllowed(Flags.MOB_DAMAGE)) {
            event.setCancelled(true);
            return;
          }

          if (attacker instanceof Creeper) {
            if (!set.isStateFlagAllowed(Flags.CREEPER_EXPLOSION)) {
              event.setCancelled(true);
              return;
            }
          }
        }
      }
    }
  }
  @Override
  public void onEntityExplode(EntityExplodeEvent event) {

    if (event.isCancelled()) {
      return;
    }

    GlobalConfiguration cfg = plugin.getGlobalConfiguration();
    Location l = event.getLocation();
    WorldConfiguration wcfg = cfg.getWorldConfig(l.getWorld().getName());

    if (event.getEntity() instanceof LivingEntity) {

      if (wcfg.blockCreeperBlockDamage) {
        event.setCancelled(true);
        return;
      }

      if (wcfg.blockCreeperExplosions) {
        event.setCancelled(true);
        return;
      }

      if (wcfg.useRegions) {
        Vector pt = toVector(l);
        RegionManager mgr = plugin.getGlobalRegionManager().getRegionManager(wcfg.getWorldName());

        if (!mgr.getApplicableRegions(pt).isStateFlagAllowed(Flags.CREEPER_EXPLOSION)) {
          event.setCancelled(true);
          return;
        }
      }
    } else { // Shall assume that this is TNT
      if (wcfg.blockTNT) {
        event.setCancelled(true);
        return;
      }

      if (wcfg.useRegions) {
        Vector pt = toVector(l);
        RegionManager mgr = plugin.getGlobalRegionManager().getRegionManager(wcfg.getWorldName());

        if (!mgr.getApplicableRegions(pt).isStateFlagAllowed(Flags.TNT)) {
          event.setCancelled(true);
          return;
        }
      }
    }
  }
  @Override
  public void onCreatureSpawn(CreatureSpawnEvent event) {
    if (event.isCancelled()) {
      return;
    }

    GlobalConfiguration cfg = plugin.getGlobalConfiguration();
    WorldConfiguration wcfg = cfg.getWorldConfig(event.getEntity().getWorld().getName());

    // CreatureType creaType = (CreatureType) CreatureType.valueOf(event.getMobType().toString());
    CreatureType creaType = event.getCreatureType();
    String creaName = "";
    Boolean cancelEvent = false;

    if (wcfg.blockCreatureSpawn.contains(creaType)) {
      cancelEvent = true;
    }

    if (wcfg.useRegions) {
      Vector pt = toVector(event.getEntity().getLocation());
      RegionManager mgr =
          plugin.getGlobalRegionManager().getRegionManager(event.getEntity().getWorld().getName());

      Boolean flagValue =
          mgr.getApplicableRegions(pt)
              .getStringFlag(Flags.DENY_SPAWN, true)
              .getValue("")
              .contains(creaType.getName());
      if (flagValue != null) {
        if (flagValue) {
          cancelEvent = true;
        } else {
          cancelEvent = false;
        }
      }
    }

    if (cancelEvent) {
      event.setCancelled(true);
      return;
    }
  }
  public void onPlayerInteract(PlayerInteractEvent event) {
    if (event.isCancelled()) {
      return;
    }
    Action action = event.getAction();
    if (action == Action.RIGHT_CLICK_BLOCK || action == Action.RIGHT_CLICK_AIR) {
      Block block = event.getClickedBlock();
      Material type = block.getType();
      Player player = event.getPlayer();

      GlobalConfiguration cfg = plugin.getGlobalConfiguration();
      WorldConfiguration wcfg = cfg.getWorldConfig(event.getClickedBlock().getWorld().getName());

      if (wcfg.useRegions && player.getItemInHand().getTypeId() == wcfg.regionWand) {
        Vector pt = toVector(block);

        RegionManager mgr =
            plugin.getGlobalRegionManager().getRegionManager(player.getWorld().getName());
        ApplicableRegionSet app = mgr.getApplicableRegions(pt);
        List<String> regions = mgr.getApplicableRegionsIDs(pt);

        if (regions.size() > 0) {
          player.sendMessage(
              ChatColor.YELLOW
                  + "Can you build? "
                  + (app.canBuild(BukkitPlayer.wrapPlayer(plugin, player)) ? "Yes" : "No"));

          StringBuilder str = new StringBuilder();
          for (Iterator<String> it = regions.iterator(); it.hasNext(); ) {
            str.append(it.next());
            if (it.hasNext()) {
              str.append(", ");
            }
          }

          player.sendMessage(ChatColor.YELLOW + "Applicable regions: " + str.toString());
        } else {
          player.sendMessage(ChatColor.YELLOW + "WorldGuard: No defined regions here!");
        }
      }

      if (block.getType() == Material.CHEST
          || block.getType() == Material.DISPENSER
          || block.getType() == Material.FURNACE
          || block.getType() == Material.BURNING_FURNACE
          || block.getType() == Material.NOTE_BLOCK) {
        if (wcfg.useRegions) {
          Vector pt = toVector(block);
          LocalPlayer localPlayer = BukkitPlayer.wrapPlayer(plugin, player);
          RegionManager mgr =
              plugin.getGlobalRegionManager().getRegionManager(player.getWorld().getName());

          if (!plugin.hasPermission(player, "region.bypass")) {
            ApplicableRegionSet set = mgr.getApplicableRegions(pt);
            if (!set.isStateFlagAllowed(Flags.CHEST_ACCESS) && !set.canBuild(localPlayer)) {
              player.sendMessage(ChatColor.DARK_RED + "You don't have permission for this area.");
              event.setCancelled(true);
              return;
            }
          }
        }
      }

      if (wcfg.useRegions && (type == Material.LEVER || type == Material.STONE_BUTTON)) {
        Vector pt = toVector(block);
        RegionManager mgr =
            cfg.getWorldGuardPlugin()
                .getGlobalRegionManager()
                .getRegionManager(player.getWorld().getName());
        ApplicableRegionSet applicableRegions = mgr.getApplicableRegions(pt);
        LocalPlayer localPlayer = BukkitPlayer.wrapPlayer(plugin, player);

        if (!applicableRegions.isStateFlagAllowed(Flags.LEVER_AND_BUTTON, localPlayer)) {
          player.sendMessage(ChatColor.DARK_RED + "You don't have permission for this area.");
          event.setCancelled(true);
          return;
        }
      }

      if (wcfg.useRegions && type == Material.CAKE_BLOCK) {

        Vector pt = toVector(block);

        if (!cfg.canBuild(player, pt)) {
          player.sendMessage(ChatColor.DARK_RED + "You don't have permission for this area.");

          byte newData = (byte) (block.getData() - 1);
          newData = newData < 0 ? 0 : newData;

          block.setData(newData);
          player.setHealth(player.getHealth() - 3);

          return;
        }
      }

      if (wcfg.useRegions
          && wcfg.useiConomy
          && cfg.getiConomy() != null
          && (type == Material.SIGN_POST || type == Material.SIGN || type == Material.WALL_SIGN)) {
        BlockState blockstate = block.getState();

        if (((Sign) blockstate).getLine(0).equalsIgnoreCase("[WorldGuard]")
            && ((Sign) blockstate).getLine(1).equalsIgnoreCase("For sale")) {
          String regionId = ((Sign) blockstate).getLine(2);
          // String regionComment = ((Sign)block).getLine(3);

          if (regionId != null && regionId != "") {
            RegionManager mgr =
                cfg.getWorldGuardPlugin()
                    .getGlobalRegionManager()
                    .getRegionManager(player.getWorld().getName());
            ProtectedRegion region = mgr.getRegion(regionId);

            if (region != null) {
              RegionFlagContainer flags = region.getFlags();

              if (flags.getBooleanFlag(Flags.BUYABLE).getValue(false)) {
                if (iConomy.getBank().hasAccount(player.getName())) {
                  Account account = iConomy.getBank().getAccount(player.getName());
                  double balance = account.getBalance();
                  double regionPrice = flags.getDoubleFlag(Flags.PRICE).getValue();

                  if (balance >= regionPrice) {
                    account.subtract(regionPrice);
                    player.sendMessage(
                        ChatColor.YELLOW
                            + "You have bought the region "
                            + regionId
                            + " for "
                            + iConomy.getBank().format(regionPrice));
                    DefaultDomain owners = region.getOwners();
                    owners.addPlayer(player.getName());
                    region.setOwners(owners);
                    flags.getBooleanFlag(Flags.BUYABLE).setValue(false);
                    account.save();
                  } else {
                    player.sendMessage(ChatColor.YELLOW + "You have not enough money.");
                  }
                } else {
                  player.sendMessage(ChatColor.YELLOW + "You have not enough money.");
                }
              } else {
                player.sendMessage(ChatColor.RED + "Region: " + regionId + " is not buyable");
              }
            } else {
              player.sendMessage(
                  ChatColor.DARK_RED + "The region " + regionId + " does not exist.");
            }
          } else {
            player.sendMessage(ChatColor.DARK_RED + "No region specified.");
          }
        }
      }

      if (wcfg.getBlacklist() != null) {

        if (!wcfg.getBlacklist()
            .check(
                new BlockInteractBlacklistEvent(
                    BukkitPlayer.wrapPlayer(plugin, player), toVector(block), block.getTypeId()),
                false,
                false)) {
          event.setCancelled(true);
          return;
        }
      }
    }
  }