@Command(
aliases = {"/redo", "redo"},
usage = "[times] [player]",
desc = "Redoes the last action (from history)",
min = 0,
max = 2)
@CommandPermissions("worldedit.history.redo")
public void redo(
CommandContext args, LocalSession session, LocalPlayer player, EditSession editSession)
throws WorldEditException {
int times = Math.max(1, args.getInteger(0, 1));
for (int i = 0; i < times; ++i) {
EditSession redone;
if (args.argsLength() < 2) {
redone = session.redo(session.getBlockBag(player));
} else {
player.checkPermission("worldedit.history.redo.other");
LocalSession sess = we.getSession(args.getString(1));
if (sess == null) {
player.printError("Unable to find session for " + args.getString(1));
break;
}
redone = sess.redo(session.getBlockBag(player));
}
if (redone != null) {
player.print("Redo successful.");
we.flushBlockBag(player, redone);
} else {
player.printError("Nothing left to redo.");
}
}
}
/**
* Gets the region selection for the player.
*
* @param player
* @return the selection or null if there was none
*/
public Selection getSelection(Player player) {
if (player == null) {
throw new IllegalArgumentException("Null player not allowed");
}
if (!player.isOnline()) {
throw new IllegalArgumentException("Offline player not allowed");
}
LocalSession session = controller.getSession(wrapPlayer(player));
RegionSelector selector =
session.getRegionSelector(BukkitUtil.getLocalWorld(player.getWorld()));
try {
Region region = selector.getRegion();
World world = ((BukkitWorld) session.getSelectionWorld()).getWorld();
if (region instanceof CuboidRegion) {
return new CuboidSelection(world, selector, (CuboidRegion) region);
} else if (region instanceof Polygonal2DRegion) {
return new Polygonal2DSelection(world, selector, (Polygonal2DRegion) region);
} else {
return null;
}
} catch (IncompleteRegionException e) {
return null;
}
}
/**
* Remember an edit session.
*
* @param player
* @param editSession
*/
public void remember(Player player, EditSession editSession) {
LocalPlayer wePlayer = wrapPlayer(player);
LocalSession session = controller.getSession(wePlayer);
session.remember(editSession);
editSession.flushQueue();
controller.flushBlockBag(wePlayer, editSession);
}
/**
* Wrap an operation into an EditSession.
*
* @param player
* @param op
* @throws Throwable
*/
public void perform(Player player, WorldEditOperation op) throws Throwable {
LocalPlayer wePlayer = wrapPlayer(player);
LocalSession session = controller.getSession(wePlayer);
EditSession editSession = createEditSession(player);
try {
op.run(session, wePlayer, editSession);
} finally {
remember(player, editSession);
}
}
/**
* Gets the session for the player.
*
* @param player
* @return
*/
public EditSession createEditSession(Player player) {
LocalPlayer wePlayer = wrapPlayer(player);
LocalSession session = controller.getSession(wePlayer);
BlockBag blockBag = session.getBlockBag(wePlayer);
EditSession editSession =
controller
.getEditSessionFactory()
.getEditSession(wePlayer.getWorld(), session.getBlockChangeLimit(), blockBag, wePlayer);
editSession.enableQueue();
return editSession;
}
/**
* Sets the region selection for a player.
*
* @param player
* @param selection
*/
public void setSelection(Player player, Selection selection) {
if (player == null) {
throw new IllegalArgumentException("Null player not allowed");
}
if (!player.isOnline()) {
throw new IllegalArgumentException("Offline player not allowed");
}
if (selection == null) {
throw new IllegalArgumentException("Null selection not allowed");
}
LocalSession session = controller.getSession(wrapPlayer(player));
RegionSelector sel = selection.getRegionSelector();
session.setRegionSelector(BukkitUtil.getLocalWorld(player.getWorld()), sel);
session.dispatchCUISelection(wrapPlayer(player));
}
/** Called on plugin disable. */
@Override
public void onDisable() {
for (Player player : getServer().getOnlinePlayers()) {
LocalPlayer lPlayer = wrapPlayer(player);
if (controller.getSession(lPlayer).hasCUISupport()) {
lPlayer.dispatchCUIHandshake();
}
}
controller.clearSessions();
for (Handler h : controller.commandLogger.getHandlers()) {
h.close();
}
config.unload();
server.unregisterCommands();
this.getServer().getScheduler().cancelTasks(this);
}
/**
* Gets the session for the player.
*
* @param player
* @return
*/
public LocalSession getSession(Player player) {
return controller.getSession(wrapPlayer(player));
}
