private void sendSpecificHelp(CommandSender sender, String rootCommand, String modifier)
throws CommandException {
CommandInfo info = getCommand(rootCommand, modifier);
if (info == null)
throw new CommandException(CommandMessages.COMMAND_MISSING, rootCommand + " " + modifier);
Messaging.send(sender, format(info.getCommandAnnotation(), rootCommand));
String help = Messaging.tryTranslate(info.getCommandAnnotation().help());
if (help.isEmpty()) return;
Messaging.send(sender, ChatColor.AQUA + help);
}
static {
// true field above false and three synchronised lists
THREAD_STOPPER = getField(NetworkManager.class, "n");
// constants taken from source code
MOVEMENT_SPEEDS.put(EntityType.CHICKEN, 0.25F);
MOVEMENT_SPEEDS.put(EntityType.COW, 0.2F);
MOVEMENT_SPEEDS.put(EntityType.CREEPER, 0.3F);
MOVEMENT_SPEEDS.put(EntityType.IRON_GOLEM, 0.15F);
MOVEMENT_SPEEDS.put(EntityType.MUSHROOM_COW, 0.2F);
MOVEMENT_SPEEDS.put(EntityType.OCELOT, 0.23F);
MOVEMENT_SPEEDS.put(EntityType.SHEEP, 0.25F);
MOVEMENT_SPEEDS.put(EntityType.SNOWMAN, 0.25F);
MOVEMENT_SPEEDS.put(EntityType.PIG, 0.27F);
MOVEMENT_SPEEDS.put(EntityType.PLAYER, 1F);
MOVEMENT_SPEEDS.put(EntityType.VILLAGER, 0.3F);
LAND_SPEED_MODIFIER_FIELD = getField(EntityLiving.class, "bQ");
SPEED_FIELD = getField(EntityLiving.class, "bI");
NAVIGATION_WORLD_FIELD = getField(Navigation.class, "b");
PATHFINDING_RANGE = getField(Navigation.class, "e");
GOAL_FIELD = getField(PathfinderGoalSelector.class, "a");
try {
Field field = getField(EntityTypes.class, "d");
ENTITY_INT_TO_CLASS = (Map<Integer, Class<?>>) field.get(null);
field = getField(EntityTypes.class, "e");
ENTITY_CLASS_TO_INT = (Map<Class<?>, Integer>) field.get(null);
} catch (Exception e) {
Messaging.logTr(Messages.ERROR_GETTING_ID_MAPPING, e.getMessage());
}
}
private static String format(Command command, String alias) {
return String.format(
COMMAND_FORMAT,
alias,
(command.usage().isEmpty() ? "" : " " + command.usage()),
Messaging.tryTranslate(command.desc()));
}
@Override
public String getPromptText(ConversationContext context) {
String text = Messaging.tr(Messages.SELECTION_PROMPT);
for (NPC npc : choices) {
text += "\n - " + npc.getId();
}
return text;
}
public static void stopNetworkThreads(NetworkManager manager) {
if (THREAD_STOPPER == null) return;
try {
THREAD_STOPPER.set(manager, false);
} catch (Exception e) {
Messaging.logTr(Messages.ERROR_STOPPING_NETWORK_THREADS, e.getMessage());
}
}
public static void setLandSpeedModifier(EntityLiving handle, float speed) {
if (LAND_SPEED_MODIFIER_FIELD == null) return;
try {
LAND_SPEED_MODIFIER_FIELD.setFloat(handle, speed);
} catch (Exception e) {
Messaging.logTr(Messages.ERROR_UPDATING_SPEED, e.getMessage());
}
}
/**
* A safe version of <code>execute</code> which catches and logs all errors that occur. Returns
* whether the command handler should print usage or not.
*
* @see #execute(Command, String[], CommandSender, Object...)
* @return Whether further usage should be printed
*/
public boolean executeSafe(
org.bukkit.command.Command command,
String[] args,
CommandSender sender,
Object... methodArgs) {
try {
try {
execute(command, args, sender, methodArgs);
} catch (ServerCommandException ex) {
Messaging.sendTr(sender, CommandMessages.MUST_BE_INGAME);
} catch (CommandUsageException ex) {
Messaging.sendError(sender, ex.getMessage());
Messaging.sendError(sender, ex.getUsage());
} catch (UnhandledCommandException ex) {
return false;
} catch (WrappedCommandException ex) {
throw ex.getCause();
} catch (CommandException ex) {
Messaging.sendError(sender, ex.getMessage());
} catch (NumberFormatException ex) {
Messaging.sendErrorTr(sender, CommandMessages.INVALID_NUMBER);
}
} catch (Throwable ex) {
ex.printStackTrace();
if (sender instanceof Player) {
Messaging.sendErrorTr(sender, CommandMessages.REPORT_ERROR);
Messaging.sendError(sender, ex.getClass().getName() + ": " + ex.getMessage());
}
}
return true;
}
private void sendHelp(CommandSender sender, String name, int page) throws CommandException {
if (name.equalsIgnoreCase("npc")) name = "NPC";
Paginator paginator =
new Paginator()
.header(capitalize(name) + " " + Messaging.tr(CommandMessages.COMMAND_HELP_HEADER));
for (String line : getLines(sender, name.toLowerCase())) paginator.addLine(line);
if (!paginator.sendPage(sender, page))
throw new CommandException(CommandMessages.COMMAND_PAGE_MISSING, page);
}
public static void updatePathfindingRange(NPC npc, float pathfindingRange) {
if (PATHFINDING_RANGE == null) return;
Navigation navigation = ((CraftLivingEntity) npc.getBukkitEntity()).getHandle().getNavigation();
try {
PATHFINDING_RANGE.set(navigation, pathfindingRange);
} catch (Exception e) {
Messaging.logTr(Messages.ERROR_UPDATING_PATHFINDING_RANGE, e.getMessage());
}
}
static {
try {
Field field = getField(EntityTypes.class, "f");
ENTITY_CLASS_TO_INT = (Map<Class<?>, Integer>) field.get(null);
field = getField(EntityTypes.class, "d");
ENTITY_CLASS_TO_NAME = (Map<Class<?>, String>) field.get(null);
} catch (Exception e) {
Messaging.logTr(Messages.ERROR_GETTING_ID_MAPPING, e.getMessage());
}
}
public static void updateNavigationWorld(LivingEntity entity, org.bukkit.World world) {
if (NAVIGATION_WORLD_FIELD == null) return;
EntityLiving handle = ((CraftLivingEntity) entity).getHandle();
World worldHandle = ((CraftWorld) world).getHandle();
try {
NAVIGATION_WORLD_FIELD.set(handle.getNavigation(), worldHandle);
} catch (Exception e) {
Messaging.logTr(Messages.ERROR_UPDATING_NAVIGATION_WORLD, e.getMessage());
}
}
public static Field getField(Class<?> clazz, String field) {
Field f = null;
try {
f = clazz.getDeclaredField(field);
f.setAccessible(true);
} catch (Exception e) {
Messaging.logTr(Messages.ERROR_GETTING_FIELD, field, e.getMessage());
}
return f;
}
public static void clearGoals(PathfinderGoalSelector... goalSelectors) {
if (GOAL_FIELD == null || goalSelectors == null) return;
for (PathfinderGoalSelector selector : goalSelectors) {
try {
List<?> list = (List<?>) NMS.GOAL_FIELD.get(selector);
list.clear();
} catch (Exception e) {
Messaging.logTr(Messages.ERROR_CLEARING_GOALS, e.getLocalizedMessage());
}
}
}
@Override
protected Prompt acceptValidatedInput(ConversationContext context, Number input) {
boolean found = false;
for (NPC npc : choices) {
if (input.intValue() == npc.getId()) {
found = true;
break;
}
}
CommandSender sender = (CommandSender) context.getForWhom();
if (!found) {
Messaging.sendErrorTr(sender, Messages.SELECTION_PROMPT_INVALID_CHOICE, input);
return this;
}
NPC toSelect = CitizensAPI.getNPCRegistry().getById(input.intValue());
try {
callback.run(toSelect);
} catch (ServerCommandException ex) {
Messaging.sendTr(sender, CommandMessages.MUST_BE_INGAME);
} catch (CommandUsageException ex) {
Messaging.sendError(sender, ex.getMessage());
Messaging.sendError(sender, ex.getUsage());
} catch (UnhandledCommandException ex) {
ex.printStackTrace();
} catch (WrappedCommandException ex) {
ex.getCause().printStackTrace();
} catch (CommandException ex) {
Messaging.sendError(sender, ex.getMessage());
} catch (NumberFormatException ex) {
Messaging.sendErrorTr(sender, CommandMessages.INVALID_NUMBER);
}
return null;
}
public static void updateNavigationWorld(
org.bukkit.entity.Entity entity, org.bukkit.World world) {
if (NAVIGATION_WORLD_FIELD == null) return;
Entity en = NMS.getHandle(entity);
if (en == null || !(en instanceof EntityInsentient)) return;
EntityInsentient handle = (EntityInsentient) en;
World worldHandle = ((CraftWorld) world).getHandle();
try {
NAVIGATION_WORLD_FIELD.set(handle.getNavigation(), worldHandle);
} catch (Exception e) {
Messaging.logTr(Messages.ERROR_UPDATING_NAVIGATION_WORLD, e.getMessage());
}
}
public static org.bukkit.entity.Entity spawnCustomEntity(
org.bukkit.World world, Location at, Class<? extends Entity> clazz, EntityType type) {
World handle = ((CraftWorld) world).getHandle();
Entity entity = null;
try {
Constructor<?> constructor = getCustomEntityConstructor(clazz, type);
entity = (Entity) constructor.newInstance(handle);
} catch (Exception e) {
Messaging.logTr(Messages.ERROR_SPAWNING_CUSTOM_ENTITY, e.getMessage());
return null;
}
handle.addEntity(entity);
entity.setLocation(at.getX(), at.getY(), at.getZ(), at.getYaw(), at.getPitch());
return entity.getBukkitEntity();
}
static {
try {
Field field = getField(EntityTypes.class, "e");
ENTITY_INT_TO_CLASS = (Map<Integer, Class<?>>) field.get(null);
field = getField(EntityTypes.class, "f");
ENTITY_CLASS_TO_INT = (Map<Class<?>, Integer>) field.get(null);
} catch (Exception e) {
Messaging.logTr(Messages.ERROR_GETTING_ID_MAPPING, e.getMessage());
try {
Field field = getField(Class.forName("ns"), "d");
MC_ENTITY_INT_TO_CLASS = (Map<Integer, Class<?>>) field.get(null);
field = getField(Class.forName("ns"), "e");
MC_ENTITY_CLASS_TO_INT = (Map<Class<?>, Integer>) field.get(null);
} catch (Exception e2) {
}
}
}
@Override
public void load(DataKey key) throws NPCLoadException {
for (DataKey sub : key.getRelative("list").getIntegerSubKeys()) {
String[] parts = sub.getString("").split(";");
Location location;
try {
location =
new Location(
Bukkit.getServer().getWorld(parts[1]),
Double.valueOf(parts[2]),
Double.valueOf(parts[3]),
Double.valueOf(parts[4]));
anchors.add(new Anchor(parts[0], location));
} catch (NumberFormatException e) {
Messaging.logTr(Messages.SKIPPING_INVALID_ANCHOR, sub.name(), e.getMessage());
} catch (NullPointerException e) {
// Invalid world/location/etc. Still enough data to build an
// unloaded anchor
anchors.add(new Anchor(parts[0], sub.getString("").split(";", 2)[1]));
}
}
}
@Override
public void begin() {
Messaging.sendTr(player, Messages.EQUIPMENT_EDITOR_BEGIN);
}
public void describe(CommandSender sender) {
Messaging.sendTr(sender, Messages.AGE_TRAIT_DESCRIPTION, npc.getName(), age, locked);
}
public String getPromptText(final ConversationContext context) {
return Messaging.tr("citizens.editors.waypoints.triggers.delay.prompt", new Object[0]);
}
@Override
public void end() {
Messaging.sendTr(player, Messages.EQUIPMENT_EDITOR_END);
}
public void describe(CommandSender sender) {
Messaging.sendTr(sender, Messages.SIZE_DESCRIPTION, npc.getName(), size);
}