@Listener
public void onModifyBlock(ChangeBlockEvent event, @First Player player) {
logger.info("Call: " + event.getClass());
if (event
.getCause()
.get(NamedCause.NOTIFIER, Player.class)
.map(p -> p.equals(player))
.orElse(false)) {
logger.info("Player cause is notifier.");
return;
}
WorldFallbackContext worldContext = worldContexts.get(event.getTargetWorld().getUniqueId());
boolean canModifyWild =
Optional.ofNullable(worldContext)
.flatMap(w -> w.getWilderness().getPublicPermission(MODIFY))
.orElse(MODIFY.isAllowedByDefaultOnTheWild());
Optional<Map<Vector3i, ClaimedChunk>> chunkMap = getChunkMap(event.getTargetWorld());
claimedCheck:
if (chunkMap.isPresent()) {
Map<Vector3i, ClaimedChunk> subMap = chunkMap.get();
Set<Vector3i> checkedChunks = new HashSet<>(2);
for (Transaction<BlockSnapshot> transaction : event.getTransactions()) {
Vector3i chunkPosition = blockToChunk(transaction.getOriginal().getPosition());
if (checkedChunks.contains(chunkPosition)) continue;
ClaimedChunk claimedChunk = subMap.get(chunkPosition);
if (claimedChunk != null && !claimedChunk.check(MODIFY, player)) {
logger.info("Chunk modification cancelled: " + chunkPosition + " " + event.getCause());
event.setCancelled(true);
return;
} else if (!canModifyWild) break claimedCheck;
checkedChunks.add(chunkPosition);
logger.info("Chunk modification allowed: " + chunkPosition + " " + event);
}
return;
}
if (!canModifyWild) {
if (worldContext != null) worldContext.getWilderness().notifyFailure(MODIFY, player);
else MODIFY.notifyFailure(player, PlayerName.WILDERNESS);
logger.info("Chunk modification cancelled because MODIFY is not allowed on unclaimed chunks");
event.setCancelled(true);
}
}
public Optional<WorldFallbackContext> getWorldContext(UUID worldId) {
return Optional.ofNullable(worldContexts.get(worldId));
}
public Optional<Map<Vector3i, ClaimedChunk>> getChunkMap(UUID worldId) {
Map<Vector3i, ClaimedChunk> subMap = claimedChunks.get(worldId);
if (subMap == null) return Optional.empty();
return Optional.of(subMap);
}