private void validateBlockLocation(Player player, Location loc) throws CivException {
Block b = loc.getBlock();
if (ItemManager.getId(b) == CivData.CHEST) {
throw new CivException("Cannot build here, would destroy chest.");
}
TownChunk tc = CivGlobal.getTownChunk(b.getLocation());
if (tc != null
&& !tc.perms.hasPermission(PlotPermissions.Type.DESTROY, CivGlobal.getResident(player))) {
// Make sure we have permission to destroy any block in this area.
throw new CivException(
"Cannot build here, you need DESTROY permissions to the block at "
+ b.getX()
+ ","
+ b.getY()
+ ","
+ b.getZ());
}
BlockCoord coord = new BlockCoord(b);
// not building a trade outpost, prevent protected blocks from being destroyed.
if (CivGlobal.getProtectedBlock(coord) != null) {
throw new CivException("Cannot build here, protected blocks in the way.");
}
if (CivGlobal.getStructureBlock(coord) != null) {
throw new CivException("Cannot build here, structure blocks in the way at " + coord);
}
if (CivGlobal.getFarmChunk(new ChunkCoord(coord.getLocation())) != null) {
throw new CivException("Cannot build here, in the same chunk as a farm improvement.");
}
if (loc.getBlockY() >= Wall.MAX_HEIGHT) {
throw new CivException("Cannot build here, wall is too high.");
}
if (loc.getBlockY() <= 1) {
throw new CivException("Cannot build here, too close to bedrock.");
}
BlockCoord bcoord = new BlockCoord(loc);
for (int y = 0; y < 256; y++) {
bcoord.setY(y);
StructureBlock sb = CivGlobal.getStructureBlock(bcoord);
if (sb != null) {
throw new CivException(
"Cannot build here, this wall segment overlaps with a structure block belonging to a "
+ sb.getOwner().getName()
+ " structure.");
}
}
}
private boolean isValidWall() {
for (WallBlock block : this.wallBlocks.values()) {
BlockCoord bcoord = new BlockCoord(block.getCoord());
for (int y = 0; y < 256; y++) {
bcoord.setY(y);
StructureBlock sb = CivGlobal.getStructureBlock(bcoord);
if (sb != null) {
if (sb.getOwner() != this) {
return false;
}
}
}
}
return true;
}
public void onHit() {
// launchExplodeFirework(loc);
int radius = (int) yield;
HashSet<Buildable> structuresHit = new HashSet<Buildable>();
for (int x = -radius; x < radius; x++) {
for (int z = -radius; z < radius; z++) {
for (int y = -radius; y < radius; y++) {
Block b = loc.getBlock().getRelative(x, y, z);
if (ItemManager.getId(b) == CivData.BEDROCK) {
continue;
}
if (loc.distance(b.getLocation()) <= yield) {
bcoord.setFromLocation(b.getLocation());
StructureBlock sb = CivGlobal.getStructureBlock(bcoord);
CampBlock cb = CivGlobal.getCampBlock(bcoord);
if (sb == null && cb == null) {
explodeBlock(b);
continue;
}
if (sb != null) {
if (!sb.isDamageable()) {
continue;
}
if (sb.getOwner() instanceof TownHall) {
TownHall th = (TownHall) sb.getOwner();
if (th.getControlPoints().containsKey(bcoord)) {
continue;
}
}
if (!sb.getOwner().isDestroyed()) {
if (!structuresHit.contains(sb.getOwner())) {
structuresHit.add(sb.getOwner());
if (sb.getOwner() instanceof TownHall) {
TownHall th = (TownHall) sb.getOwner();
if (th.getHitpoints() == 0) {
explodeBlock(b);
} else {
th.onCannonDamage(cannon.getDamage());
}
} else {
Player player = null;
try {
player = CivGlobal.getPlayer(whoFired);
} catch (CivException e) {
}
if (!sb.getCiv().getDiplomacyManager().atWarWith(whoFired.getCiv())) {
if (player != null) {
CivMessage.sendError(
player,
"Cannot damage structures in civilizations we're not at war with.");
return;
}
}
sb.getOwner()
.onDamage(cannon.getDamage(), b.getWorld(), player, sb.getCoord(), sb);
CivMessage.sendCiv(
sb.getCiv(),
CivColor.Yellow
+ "Our "
+ sb.getOwner().getDisplayName()
+ " at ("
+ sb.getOwner().getCenterLocation().getX()
+ ","
+ sb.getOwner().getCenterLocation().getY()
+ ","
+ sb.getOwner().getCenterLocation().getZ()
+ ")"
+ " was hit by a cannon! ("
+ sb.getOwner().getHitpoints()
+ "/"
+ sb.getOwner().getMaxHitPoints()
+ ")");
}
CivMessage.sendCiv(
whoFired.getCiv(),
CivColor.LightGreen
+ "We've hit "
+ sb.getOwner().getTown().getName()
+ "'s "
+ sb.getOwner().getDisplayName()
+ " with a cannon!"
+ " ("
+ sb.getOwner().getHitpoints()
+ "/"
+ sb.getOwner().getMaxHitPoints()
+ ")");
}
} else {
if (!IronCannon.cannonBlocks.containsKey(bcoord)) {
explodeBlock(b);
}
}
continue;
}
}
}
}
}
/* Instantly kill any players caught in the blast. */
LinkedList<Entity> players =
EntityProximity.getNearbyEntities(null, loc, yield, EntityPlayer.class);
for (Entity e : players) {
Player player = (Player) e;
player.damage(playerDamage);
if (player.isDead()) {
CivMessage.global(
CivColor.LightGray
+ whoFired.getName()
+ " obliterated "
+ player.getName()
+ " with a cannon blast!");
}
}
}