private boolean isNearWater(GlowBlock block) {
// check around for some water blocks
final GlowWorld world = block.getWorld();
for (int x = block.getX() - 4; x <= block.getX() + 4; x++) {
for (int z = block.getZ() - 4; z <= block.getZ() + 4; z++) {
for (int y = block.getY(); y <= block.getY() + 1; y++) {
final Material type = world.getBlockAt(x, y, z).getType();
if (type == Material.WATER || type == Material.STATIONARY_WATER) {
return true;
}
}
}
}
return false;
}
private boolean hasNearVineBlocks(GlowBlock block) {
GlowWorld world = block.getWorld();
int vineCount = 0;
for (int x = 0; x < 9; x++) {
for (int z = 0; z < 9; z++) {
for (int y = 0; y < 3; y++) {
if (world.getBlockAt(block.getLocation().add(x - 4, y - 1, z - 4)).getType()
== Material.VINE) {
if (++vineCount >= 5) {
return true;
}
}
}
}
}
return false;
}
public void writeWorldData() throws IOException {
Map<String, Tag> out = new HashMap<String, Tag>();
File uuidFile = new File(dir, "uid.dat");
if (!uuidFile.exists()) {
try {
uuidFile.createNewFile();
} catch (IOException e) {
handleWorldException("uid.dat", e);
}
} else {
UUID uuid = world.getUID();
DataOutputStream str = new DataOutputStream(new FileOutputStream(uuidFile));
str.writeLong(uuid.getLeastSignificantBits());
str.writeLong(uuid.getMostSignificantBits());
str.close();
}
out.putAll(unknownTags);
unknownTags.clear();
// Normal level data
out.put("thundering", new ByteTag("thundering", (byte) (world.isThundering() ? 1 : 0)));
out.put("RandomSeed", new LongTag("RandomSeed", world.getSeed()));
out.put("Time", new LongTag("Time", world.getTime()));
out.put("raining", new ByteTag("raining", (byte) (world.hasStorm() ? 1 : 0)));
out.put("thunderTime", new IntTag("thunderTime", world.getThunderDuration()));
out.put("rainTime", new IntTag("rainTime", world.getWeatherDuration()));
Location loc = world.getSpawnLocation();
out.put("SpawnX", new IntTag("SpawnX", loc.getBlockX()));
out.put("SpawnY", new IntTag("SpawnY", loc.getBlockY()));
out.put("SpawnZ", new IntTag("SpawnZ", loc.getBlockZ()));
// Format-specific
out.put("LevelName", new StringTag("LevelName", world.getName()));
out.put("LastPlayed", new LongTag("LastPlayed", Calendar.getInstance().getTimeInMillis()));
out.put("version", new IntTag("version", 19132));
if (!out.containsKey("SizeOnDisk"))
out.put(
"SizeOnDisk",
new LongTag("SizeOnDisk", 0)); // Not sure how to calculate this, so ignoring for now
try {
NBTOutputStream nbtOut =
new NBTOutputStream(new FileOutputStream(new File(dir, "level.dat")));
nbtOut.writeTag(new CompoundTag("Data", out));
nbtOut.close();
} catch (IOException e) {
handleWorldException("level.dat", e);
}
}
@Override
public void blockDestroy(GlowPlayer player, GlowBlock block, BlockFace face) {
// vanilla set leaf decay check in a 9x9x9 neighboring when a log block is removed
final GlowWorld world = block.getWorld();
for (int x = 0; x < 9; x++) {
for (int z = 0; z < 9; z++) {
for (int y = 0; y < 9; y++) {
final GlowBlock b = world.getBlockAt(block.getLocation().add(x - 4, y - 4, z - 4));
if (b.getType() == Material.LEAVES || b.getType() == Material.LEAVES_2) {
final GlowBlockState state = b.getState();
if ((state.getRawData() & 0x08) == 0
&& (state.getRawData() & 0x04) == 0) { // check decay is off and decay is on
// set decay check on for this leaves block
state.setRawData((byte) (state.getRawData() | 0x08));
state.update(true);
}
}
}
}
}
}
public void readPlayerData(GlowPlayer player) {
Map<String, Tag> playerData = new HashMap<String, Tag>();
CompoundTag playerTag = null;
// Map<PlayerData, Object> ret = new HashMap<PlayerData, Object>();
File playerDir = new File(world.getName(), "players");
if (!playerDir.exists()) playerDir.mkdirs();
File playerFile = new File(playerDir, player.getName() + ".dat");
if (!playerFile.exists()) {
try {
playerFile.createNewFile();
} catch (IOException e) {
e.printStackTrace();
}
} else {
try {
NBTInputStream in = new NBTInputStream(new FileInputStream(playerFile));
playerTag = (CompoundTag) in.readTag();
in.close();
if (playerTag != null) playerData.putAll(playerTag.getValue());
} catch (EOFException e) {
} catch (IOException e) {
player.kickPlayer("Failed to read " + player.getName() + ".dat!");
server
.getLogger()
.severe(
"Failed to read player.dat for player "
+ player.getName()
+ " in world "
+ world.getName()
+ "!");
e.printStackTrace();
}
}
if (playerTag == null) playerTag = new CompoundTag("", new HashMap<String, Tag>());
EntityStoreLookupService.find(GlowPlayer.class).load(player, playerTag);
}
public void writePlayerData(GlowPlayer player) {
File playerDir = new File(world.getName(), "players");
if (!playerDir.exists()) playerDir.mkdirs();
File playerFile = new File(playerDir, player.getName() + ".dat");
if (!playerFile.exists())
try {
playerFile.createNewFile();
} catch (IOException e) {
player.getSession().disconnect("Failed to access player.dat");
server
.getLogger()
.severe(
"Failed to access player.dat for player "
+ player.getName()
+ " in world "
+ world.getName()
+ "!");
}
Map<String, Tag> out = EntityStoreLookupService.find(GlowPlayer.class).save(player);
try {
NBTOutputStream outStream = new NBTOutputStream(new FileOutputStream(playerFile));
outStream.writeTag(new CompoundTag("", out));
outStream.close();
} catch (IOException e) {
player.getSession().disconnect("Failed to write player.dat", true);
server
.getLogger()
.severe(
"Failed to write player.dat for player "
+ player.getName()
+ " in world "
+ world.getName()
+ "!");
}
}
public WorldFinalValues readWorldData() throws IOException {
Map<String, Tag> level = new HashMap<String, Tag>();
File levelFile = new File(dir, "level.dat");
if (!levelFile.exists()) {
try {
levelFile.createNewFile();
} catch (IOException e) {
handleWorldException("level.dat", e);
}
} else {
try {
NBTInputStream in = new NBTInputStream(new FileInputStream(levelFile));
CompoundTag levelTag = (CompoundTag) in.readTag();
in.close();
if (levelTag != null) level.putAll(levelTag.getValue());
} catch (EOFException e) {
} catch (IOException e) {
handleWorldException("level.dat", e);
}
}
UUID uid = null;
File uuidFile = new File(dir, "uid.dat");
if (!uuidFile.exists()) {
try {
uuidFile.createNewFile();
} catch (IOException e) {
handleWorldException("uid.dat", e);
}
} else {
DataInputStream str = null;
try {
str = new DataInputStream(new FileInputStream(uuidFile));
uid = new UUID(str.readLong(), str.readLong());
} catch (EOFException e) {
} finally {
if (str != null) {
str.close();
}
}
}
long seed = 0L;
if (level.containsKey("thundering")) {
ByteTag thunderTag = (ByteTag) level.remove("thundering");
world.setThundering(thunderTag.getValue() == 1);
}
if (level.containsKey("raining")) {
ByteTag rainTag = (ByteTag) level.remove("raining");
world.setStorm(rainTag.getValue() == 1);
}
if (level.containsKey("thunderTime")) {
IntTag thunderTimeTag = (IntTag) level.remove("thunderTime");
world.setThunderDuration(thunderTimeTag.getValue());
}
if (level.containsKey("rainTime")) {
IntTag rainTimeTag = (IntTag) level.remove("rainTime");
world.setWeatherDuration(rainTimeTag.getValue());
}
if (level.containsKey("RandomSeed")) {
LongTag seedTag = (LongTag) level.remove("RandomSeed");
seed = seedTag.getValue();
}
if (level.containsKey("Time")) {
LongTag timeTag = (LongTag) level.remove("Time");
world.setTime(timeTag.getValue());
}
if (level.containsKey("SpawnX") && level.containsKey("SpawnY") && level.containsKey("SpawnZ")) {
IntTag spawnXTag = (IntTag) level.remove("SpawnX");
IntTag spawnYTag = (IntTag) level.remove("SpawnY");
IntTag spawnZTag = (IntTag) level.remove("SpawnZ");
world.setSpawnLocation(spawnXTag.getValue(), spawnYTag.getValue(), spawnZTag.getValue());
}
unknownTags.putAll(level);
if (uid == null) uid = UUID.randomUUID();
return new WorldFinalValues(seed, uid);
}
private void handleWorldException(String file, IOException e) {
server.unloadWorld(world, false);
server.getLogger().severe("Unable to access " + file + " for world " + world.getName());
e.printStackTrace();
}
@Override
public void handle(GlowSession session, DiggingMessage message) {
// Todo: Implement SHOOT_ARROW_FINISH_EATING
// Todo: Implement SWAP_ITEM_IN_HAND
GlowPlayer player = session.getPlayer();
GlowWorld world = player.getWorld();
GlowBlock block = world.getBlockAt(message.getX(), message.getY(), message.getZ());
BlockFace face = BlockPlacementHandler.convertFace(message.getFace());
ItemStack holding = player.getItemInHand();
if (block.getRelative(face).getType() == Material.FIRE) {
block.getRelative(face).breakNaturally();
return; // returns to avoid breaking block in creative
}
boolean blockBroken = false;
boolean revert = false;
if (message.getState() == DiggingMessage.START_DIGGING || player.getDigging() == null) {
// call interact event
Action action = Action.LEFT_CLICK_BLOCK;
Block eventBlock = block;
if (player.getLocation().distanceSquared(block.getLocation()) > 36
|| block.getTypeId() == 0) {
action = Action.LEFT_CLICK_AIR;
eventBlock = null;
}
PlayerInteractEvent interactEvent =
EventFactory.onPlayerInteract(player, action, eventBlock, face);
// blocks don't get interacted with on left click, so ignore that
// attempt to use item in hand, that is, dig up the block
if (!BlockPlacementHandler.selectResult(interactEvent.useItemInHand(), true)) {
// the event was cancelled, get out of here
revert = true;
} else if (player.getGameMode() != GameMode.SPECTATOR) {
player.setDigging(null);
// emit damage event - cancel by default if holding a sword
boolean instaBreak =
player.getGameMode() == GameMode.CREATIVE
|| block.getMaterialValues().getHardness() == 0;
BlockDamageEvent damageEvent =
new BlockDamageEvent(player, block, player.getItemInHand(), instaBreak);
if (player.getGameMode() == GameMode.CREATIVE
&& holding != null
&& EnchantmentTarget.WEAPON.includes(holding.getType())) {
damageEvent.setCancelled(true);
}
EventFactory.callEvent(damageEvent);
// follow orders
if (damageEvent.isCancelled()) {
revert = true;
} else {
// in creative, break even if denied in the event, or the block
// can never be broken (client does not send DONE_DIGGING).
blockBroken = damageEvent.getInstaBreak();
if (!blockBroken) {
/// TODO: add a delay here based on hardness
player.setDigging(block);
}
}
}
} else if (message.getState() == DiggingMessage.FINISH_DIGGING) {
// shouldn't happen in creative mode
// todo: verification against malicious clients
blockBroken = block.equals(player.getDigging());
if (blockBroken
&& holding.getType() != Material.AIR
&& holding.getDurability() != holding.getType().getMaxDurability()) {
switch (block.getType()) {
case GRASS:
case DIRT:
case SAND:
case GRAVEL:
case MYCEL:
case SOUL_SAND:
switch (holding.getType()) {
case WOOD_SPADE:
case STONE_SPADE:
case IRON_SPADE:
case GOLD_SPADE:
case DIAMOND_SPADE:
holding.setDurability((short) (holding.getDurability() + 1));
break;
default:
holding.setDurability((short) (holding.getDurability() + 2));
break;
}
break;
case LOG:
case LOG_2:
case WOOD:
case CHEST:
switch (holding.getType()) {
case WOOD_AXE:
case STONE_AXE:
case IRON_AXE:
case GOLD_AXE:
case DIAMOND_AXE:
holding.setDurability((short) (holding.getDurability() + 1));
break;
default:
holding.setDurability((short) (holding.getDurability() + 2));
break;
}
break;
case STONE:
case COBBLESTONE:
break;
default:
holding.setDurability((short) (holding.getDurability() + 2));
break;
}
if (holding.getDurability() >= holding.getType().getMaxDurability()) {
player.getInventory().remove(holding);
// player.getItemInHand().setType(Material.AIR);
}
}
player.setDigging(null);
} else if (message.getState() == DiggingMessage.STATE_DROP_ITEM) {
player.dropItemInHand(false);
return;
} else if (message.getState() == DiggingMessage.STATE_DROP_ITEMSTACK) {
player.dropItemInHand(true);
return;
} else if (message.getState() == DiggingMessage.STATE_SHOT_ARROW_FINISH_EATING
&& player.getUsageItem() != null) {
if (player.getUsageItem().equals(holding)) {
ItemType type = ItemTable.instance().getItem(player.getUsageItem().getType());
((ItemTimedUsage) type).endUse(player, player.getUsageItem());
} else {
// todo: verification against malicious clients
// todo: inform player their item is wrong
}
return;
} else {
return;
}
if (blockBroken && !revert) {
// fire the block break event
BlockBreakEvent breakEvent = EventFactory.callEvent(new BlockBreakEvent(block, player));
if (breakEvent.isCancelled()) {
BlockPlacementHandler.revert(player, block);
return;
}
BlockType blockType = ItemTable.instance().getBlock(block.getType());
if (blockType != null) {
blockType.blockDestroy(player, block, face);
}
// destroy the block
if (!block.isEmpty()
&& !block.isLiquid()
&& player.getGameMode() != GameMode.CREATIVE
&& world.getGameRuleMap().getBoolean("doTileDrops")) {
for (ItemStack drop : block.getDrops(holding)) {
GlowItem item = world.dropItemNaturally(block.getLocation(), drop);
item.setPickupDelay(30);
item.setBias(player);
}
}
player.addExhaustion(0.025f);
// STEP_SOUND actually is the block break particles
world.playEffectExceptTo(
block.getLocation(), Effect.STEP_SOUND, block.getTypeId(), 64, player);
GlowBlockState state = block.getState();
block.setType(Material.AIR);
if (blockType != null) {
blockType.afterDestroy(player, block, face, state);
}
} else if (revert) {
// replace the block that wasn't really dug
BlockPlacementHandler.revert(player, block);
} else if (block.getType() != Material.AIR) {
BlockType blockType = ItemTable.instance().getBlock(block.getType());
blockType.leftClickBlock(player, block, holding);
}
}
