/**
* Disconnects the session with the specified reason. This causes a KickMessage to be sent. When
* it has been delivered, the channel is closed.
*
* @param reason The reason for disconnection.
* @param overrideKick Whether to skip the kick event.
*/
public void disconnect(String reason, boolean overrideKick) {
if (player != null && !overrideKick) {
PlayerKickEvent event = EventFactory.onPlayerKick(player, reason);
if (event.isCancelled()) {
return;
}
reason = event.getReason();
if (player.isOnline() && event.getLeaveMessage() != null) {
server.broadcastMessage(event.getLeaveMessage());
}
}
// log that the player was kicked
if (player != null) {
GlowServer.logger.info(player.getName() + " kicked: " + reason);
} else {
GlowServer.logger.info("[" + address + "] kicked: " + reason);
}
if (quitReason == null) {
quitReason = "kicked";
}
// perform the kick, sending a kick message if possible
if (isActive()
&& (getProtocol() instanceof LoginProtocol || getProtocol() instanceof PlayProtocol)) {
// channel is both currently connected and in a protocol state allowing kicks
sendWithFuture(new KickMessage(reason)).addListener(ChannelFutureListener.CLOSE);
} else {
getChannel().close();
}
}
@Override
public void handle(Session session, GlowPlayer player, KickMessage message) {
String text = EventFactory.onPlayerQuit(player).getQuitMessage();
if (message != null) {
session.getServer().broadcastMessage(text);
}
session.disconnect("Goodbye!", true);
}
private void putVine(GlowBlock block, Vine vine, GlowBlock fromBlock) {
GlowBlockState state = block.getState();
state.setType(Material.VINE);
state.setData(vine);
if (fromBlock != null) {
BlockSpreadEvent spreadEvent = new BlockSpreadEvent(block, fromBlock, state);
EventFactory.callEvent(spreadEvent);
if (!spreadEvent.isCancelled()) {
state.update(true);
}
} else {
state.update(true);
}
}
/** Pulse this session, performing any updates needed. */
void pulse() {
// drop the previous placement if needed
if (previousPlacementTicks > 0 && --previousPlacementTicks == 0) {
previousPlacement = null;
}
// process messages
Message message;
while ((message = messageQueue.poll()) != null) {
if (disconnected) {
// disconnected, we are just seeing extra messages now
continue;
}
super.messageReceived(message);
}
// check if the client is disconnected
if (disconnected) {
connectionManager.sessionInactivated(this);
if (player == null) {
return;
}
player.remove();
Message userListMessage = UserListItemMessage.removeOne(player.getUniqueId());
for (GlowPlayer player : server.getOnlinePlayers()) {
if (player.canSee(this.player)) {
player.getSession().send(userListMessage);
} else {
player.stopHidingDisconnectedPlayer(this.player);
}
}
GlowServer.logger.info(player.getName() + " [" + address + "] lost connection");
if (player.isSleeping()) {
player.leaveBed(false);
}
final String text = EventFactory.onPlayerQuit(player).getQuitMessage();
if (online && text != null && !text.isEmpty()) {
server.broadcastMessage(text);
}
player = null; // in case we are disposed twice
}
}
@Override
public void updateBlock(GlowBlock block) {
if (isNearWater(block) || GlowBiomeClimate.isRainy(block)) {
block.setData((byte) 7); // set this block as fully wet
} else if (block.getData() > 0) {
block.setData((byte) (block.getData() - 1)); // if this block is wet, it becomes less wet
} else if (!Arrays.asList(possibleCrops).contains(block.getRelative(BlockFace.UP).getType())) {
// turns block back to dirt if nothing is planted on
final GlowBlockState state = block.getState();
state.setType(Material.DIRT);
state.setRawData((byte) 0);
BlockFadeEvent fadeEvent = new BlockFadeEvent(block, state);
EventFactory.callEvent(fadeEvent);
if (!fadeEvent.isCancelled()) {
state.update(true);
}
}
}
@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);
}
}
/**
* Sets the player associated with this session.
*
* @param profile The player's profile with name and UUID information.
* @throws IllegalStateException if there is already a player associated with this session.
*/
public void setPlayer(PlayerProfile profile) {
if (player != null) {
throw new IllegalStateException("Cannot set player twice");
}
// isActive check here in case player disconnected during authentication
if (!isActive()) {
// no need to call onDisconnect() since it only does anything if there's a player set
return;
}
// initialize the player
PlayerDataService.PlayerReader reader =
server.getPlayerDataService().beginReadingData(profile.getUniqueId());
player = new GlowPlayer(this, profile, reader);
// isActive check here in case player disconnected after authentication,
// but before the GlowPlayer initialization was completed
if (!isActive()) {
onDisconnect();
return;
}
// login event
PlayerLoginEvent event = EventFactory.onPlayerLogin(player, hostname);
if (event.getResult() != PlayerLoginEvent.Result.ALLOWED) {
disconnect(event.getKickMessage(), true);
return;
}
// joins the player
player.join(this, reader);
// Kick other players with the same UUID
for (GlowPlayer other : getServer().getOnlinePlayers()) {
if (other != player && other.getUniqueId().equals(player.getUniqueId())) {
other.getSession().disconnect("You logged in from another location.", true);
break;
}
}
player.getWorld().getRawPlayers().add(player);
online = true;
GlowServer.logger.info(
player.getName() + " [" + address + "] connected, UUID: " + player.getUniqueId());
// message and user list
String message = EventFactory.onPlayerJoin(player).getJoinMessage();
if (message != null && !message.isEmpty()) {
server.broadcastMessage(message);
}
// todo: display names are included in the outgoing messages here, but
// don't show up on the client. A workaround or proper fix is needed.
Message addMessage =
new UserListItemMessage(UserListItemMessage.Action.ADD_PLAYER, player.getUserListEntry());
List<UserListItemMessage.Entry> entries = new ArrayList<>();
for (GlowPlayer other : server.getOnlinePlayers()) {
if (other != player && other.canSee(player)) {
other.getSession().send(addMessage);
}
if (player.canSee(other)) {
entries.add(other.getUserListEntry());
}
}
send(new UserListItemMessage(UserListItemMessage.Action.ADD_PLAYER, entries));
}