Esempio n. 1
0
  @Override
  public Optional<Entity> createEntity(EntityType type, Vector3d position) {
    checkNotNull(type, "The entity type cannot be null!");
    checkNotNull(position, "The position cannot be null!");

    Entity entity = null;

    Class<? extends Entity> entityClass = type.getEntityClass();
    double x = position.getX();
    double y = position.getY();
    double z = position.getZ();

    if (entityClass.isAssignableFrom(EntityPlayerMP.class)
        || entityClass.isAssignableFrom(EntityDragonPart.class)) {
      // Unable to construct these
      return Optional.empty();
    }

    net.minecraft.world.World world = (net.minecraft.world.World) (Object) this;

    // Not all entities have a single World parameter as their constructor
    if (entityClass.isAssignableFrom(EntityLightningBolt.class)) {
      entity = (Entity) new EntityLightningBolt(world, x, y, z);
    } else if (entityClass.isAssignableFrom(EntityEnderPearl.class)) {
      EntityArmorStand tempEntity = new EntityArmorStand(world, x, y, z);
      tempEntity.posY -= tempEntity.getEyeHeight();
      entity = (Entity) new EntityEnderPearl(world, tempEntity);
      ((EnderPearl) entity).setShooter(ProjectileSource.UNKNOWN);
    }

    // Some entities need to have non-null fields (and the easiest way to
    // set them is to use the more specialised constructor).
    if (entityClass.isAssignableFrom(EntityFallingBlock.class)) {
      entity = (Entity) new EntityFallingBlock(world, x, y, z, Blocks.sand.getDefaultState());
    } else if (entityClass.isAssignableFrom(EntityItem.class)) {
      entity = (Entity) new EntityItem(world, x, y, z, new ItemStack(Blocks.stone));
    }

    if (entity == null) {
      try {
        entity = ConstructorUtils.invokeConstructor(entityClass, this);
        ((net.minecraft.entity.Entity) entity).setPosition(x, y, z);
      } catch (Exception e) {
        SpongeImpl.getLogger().error(ExceptionUtils.getStackTrace(e));
      }
    }

    // TODO - replace this with an actual check
    /*
    if (entity instanceof EntityHanging) {
        if (((EntityHanging) entity).facingDirection == null) {
            // TODO Some sort of detection of a valid direction?
            // i.e scan immediate blocks for something to attach onto.
            ((EntityHanging) entity).facingDirection = EnumFacing.NORTH;
        }
        if (!((EntityHanging) entity).onValidSurface()) {
            return Optional.empty();
        }
    }*/

    // Last chance to fix null fields
    if (entity instanceof EntityPotion) {
      // make sure EntityPotion.potionDamage is not null
      ((EntityPotion) entity).getPotionDamage();
    } else if (entity instanceof EntityPainting) {
      // This is default when art is null when reading from NBT, could
      // choose a random art instead?
      ((EntityPainting) entity).art = EnumArt.KEBAB;
    }

    return Optional.ofNullable(entity);
  }
Esempio n. 2
0
 @Subscribe
 public void onWorldChange(EntityTeleportEvent event) {
   Entity entity = event.getEntity();
   if (entity instanceof Player) {
     org.spongepowered.api.world.Location from = event.getOldLocation();
     org.spongepowered.api.world.Location to = event.getNewLocation();
     int x2;
     if (getInt(from.getX()) != (x2 = getInt(to.getX()))) {
       Player player = (Player) entity;
       PlotPlayer pp = SpongeUtil.getPlayer(player);
       Extent extent = to.getExtent();
       if (!(extent instanceof World)) {
         pp.deleteMeta("location");
         return;
       }
       pp.setMeta("location", SpongeUtil.getLocation(player));
       World world = (World) extent;
       String worldname = ((World) extent).getName();
       PlotWorld plotworld = PS.get().getPlotWorld(worldname);
       if (plotworld == null) {
         return;
       }
       PlotManager plotManager = PS.get().getPlotManager(worldname);
       PlotId id = plotManager.getPlotId(plotworld, x2, 0, getInt(to.getZ()));
       Plot lastPlot = (Plot) pp.getMeta("lastplot");
       if (id == null) {
         if (lastPlot == null) {
           return;
         }
         if (!PlotListener.plotExit(pp, lastPlot)) {
           MainUtil.sendMessage(pp, C.NO_PERMISSION_EVENT, C.PERMISSION_ADMIN_EXIT_DENIED);
           if (lastPlot.equals(MainUtil.getPlot(SpongeUtil.getLocation(worldname, from)))) {
             event.setNewLocation(from);
           } else {
             event.setNewLocation(world.getSpawnLocation());
           }
           return;
         }
       } else if (lastPlot != null && id.equals(lastPlot.id)) {
         return;
       } else {
         Plot plot = MainUtil.getPlot(worldname, id);
         if (!PlotListener.plotEntry(pp, plot)) {
           MainUtil.sendMessage(pp, C.NO_PERMISSION_EVENT, C.PERMISSION_ADMIN_ENTRY_DENIED);
           if (!plot.equals(MainUtil.getPlot(SpongeUtil.getLocation(worldname, from)))) {
             event.setNewLocation(from);
           } else {
             event.setNewLocation(world.getSpawnLocation());
           }
           return;
         }
       }
       Integer border = MainUtil.worldBorder.get(worldname);
       if (border != null) {
         if (x2 > border) {
           Vector3d pos = to.getPosition();
           to = to.setPosition(new Vector3d(border - 4, pos.getY(), pos.getZ()));
           event.setNewLocation(to);
           MainUtil.sendMessage(pp, C.BORDER);
         } else if (x2 < -border) {
           Vector3d pos = to.getPosition();
           to = to.setPosition(new Vector3d(-border + 4, pos.getY(), pos.getZ()));
           event.setNewLocation(to);
           MainUtil.sendMessage(pp, C.BORDER);
         }
       }
       return;
     }
     int z2;
     if (getInt(from.getZ()) != (z2 = getInt(to.getZ()))) {
       Player player = (Player) entity;
       PlotPlayer pp = SpongeUtil.getPlayer(player);
       Extent extent = to.getExtent();
       if (!(extent instanceof World)) {
         pp.deleteMeta("location");
         return;
       }
       pp.setMeta("location", SpongeUtil.getLocation(player));
       World world = (World) extent;
       String worldname = ((World) extent).getName();
       PlotWorld plotworld = PS.get().getPlotWorld(worldname);
       if (plotworld == null) {
         return;
       }
       PlotManager plotManager = PS.get().getPlotManager(worldname);
       PlotId id = plotManager.getPlotId(plotworld, x2, 0, z2);
       Plot lastPlot = (Plot) pp.getMeta("lastplot");
       if (id == null) {
         if (lastPlot == null) {
           return;
         }
         if (!PlotListener.plotExit(pp, lastPlot)) {
           MainUtil.sendMessage(pp, C.NO_PERMISSION_EVENT, C.PERMISSION_ADMIN_EXIT_DENIED);
           if (lastPlot.equals(MainUtil.getPlot(SpongeUtil.getLocation(worldname, from)))) {
             event.setNewLocation(from);
           } else {
             event.setNewLocation(player.getWorld().getSpawnLocation());
           }
           return;
         }
       } else if (lastPlot != null && id.equals(lastPlot.id)) {
         return;
       } else {
         Plot plot = MainUtil.getPlot(worldname, id);
         if (!PlotListener.plotEntry(pp, plot)) {
           MainUtil.sendMessage(pp, C.NO_PERMISSION_EVENT, C.PERMISSION_ADMIN_ENTRY_DENIED);
           if (!plot.equals(MainUtil.getPlot(SpongeUtil.getLocation(worldname, from)))) {
             event.setNewLocation(from);
           } else {
             event.setNewLocation(player.getWorld().getSpawnLocation());
           }
           return;
         }
       }
       Integer border = MainUtil.worldBorder.get(worldname);
       if (border != null) {
         if (z2 > border) {
           Vector3d pos = to.getPosition();
           to = to.setPosition(new Vector3d(pos.getX(), pos.getY(), border - 4));
           event.setNewLocation(to);
           MainUtil.sendMessage(pp, C.BORDER);
         } else if (z2 < -border) {
           Vector3d pos = to.getPosition();
           to = to.setPosition(new Vector3d(pos.getX(), pos.getY(), -border + 4));
           event.setNewLocation(to);
           MainUtil.sendMessage(pp, C.BORDER);
         }
       }
     }
   }
 }