/
WorldEditPlugin.java
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/
WorldEditPlugin.java
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/*
* WorldEdit, a Minecraft world manipulation toolkit
* Copyright (C) sk89q <http://www.sk89q.com>
* Copyright (C) WorldEdit team and contributors
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldedit.bukkit;
import static com.google.common.base.Preconditions.checkNotNull;
import com.google.common.base.Joiner;
import com.sk89q.util.yaml.YAMLProcessor;
import com.sk89q.wepif.PermissionsResolverManager;
import com.sk89q.worldedit.EditSession;
import com.sk89q.worldedit.LocalSession;
import com.sk89q.worldedit.WorldEdit;
import com.sk89q.worldedit.bukkit.adapter.AdapterLoadException;
import com.sk89q.worldedit.bukkit.adapter.BukkitImplAdapter;
import com.sk89q.worldedit.bukkit.adapter.BukkitImplLoader;
import com.sk89q.worldedit.event.platform.CommandEvent;
import com.sk89q.worldedit.event.platform.CommandSuggestionEvent;
import com.sk89q.worldedit.event.platform.PlatformReadyEvent;
import com.sk89q.worldedit.extension.platform.Actor;
import com.sk89q.worldedit.extension.platform.Capability;
import com.sk89q.worldedit.extension.platform.Platform;
import com.sk89q.worldedit.extent.inventory.BlockBag;
import org.bukkit.Bukkit;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.command.TabCompleter;
import org.bukkit.entity.Player;
import org.bukkit.plugin.java.JavaPlugin;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.List;
import java.util.jar.JarFile;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.zip.ZipEntry;
import javax.annotation.Nullable;
/**
* Plugin for Bukkit.
*/
public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
private static final Logger log = Logger.getLogger(WorldEditPlugin.class.getCanonicalName());
public static final String CUI_PLUGIN_CHANNEL = "worldedit:cui";
private static WorldEditPlugin INSTANCE;
private BukkitImplAdapter bukkitAdapter;
private BukkitServerInterface server;
private BukkitConfiguration config;
/**
* Called on plugin enable.
*/
@SuppressWarnings("AccessStaticViaInstance")
@Override
public void onEnable() {
this.INSTANCE = this;
//noinspection ResultOfMethodCallIgnored
getDataFolder().mkdirs();
WorldEdit worldEdit = WorldEdit.getInstance();
// Setup platform
server = new BukkitServerInterface(this, getServer());
worldEdit.getPlatformManager().register(server);
loadAdapter(); // Need an adapter to work with special blocks with NBT data
worldEdit.loadMappings();
loadConfig(); // Load configuration
PermissionsResolverManager.initialize(this); // Setup permission resolver
// Register CUI
getServer().getMessenger().registerIncomingPluginChannel(this, CUI_PLUGIN_CHANNEL, new CUIChannelListener(this));
getServer().getMessenger().registerOutgoingPluginChannel(this, CUI_PLUGIN_CHANNEL);
// Now we can register events
getServer().getPluginManager().registerEvents(new WorldEditListener(this), this);
// If we are on MCPC+/Cauldron, then Forge will have already loaded
// Forge WorldEdit and there's (probably) not going to be any other
// platforms to be worried about... at the current time of writing
WorldEdit.getInstance().getEventBus().post(new PlatformReadyEvent());
Bukkit.getScheduler().runTaskTimer(this, () -> WorldEdit.getInstance().getSessionManager().tickQueues(), 1, 1);
}
private void loadConfig() {
createDefaultConfiguration("config.yml"); // Create the default configuration file
config = new BukkitConfiguration(new YAMLProcessor(new File(getDataFolder(), "config.yml"), true), this);
config.load();
}
private void loadAdapter() {
WorldEdit worldEdit = WorldEdit.getInstance();
// Attempt to load a Bukkit adapter
BukkitImplLoader adapterLoader = new BukkitImplLoader();
try {
adapterLoader.addFromPath(getClass().getClassLoader());
} catch (IOException e) {
log.log(Level.WARNING, "Failed to search path for Bukkit adapters");
}
try {
adapterLoader.addFromJar(getFile());
} catch (IOException e) {
log.log(Level.WARNING, "Failed to search " + getFile() + " for Bukkit adapters", e);
}
try {
bukkitAdapter = adapterLoader.loadAdapter();
log.log(Level.INFO, "Using " + bukkitAdapter.getClass().getCanonicalName() + " as the Bukkit adapter");
} catch (AdapterLoadException e) {
Platform platform = worldEdit.getPlatformManager().queryCapability(Capability.WORLD_EDITING);
if (platform instanceof BukkitServerInterface) {
log.log(Level.WARNING, e.getMessage());
} else {
log.log(Level.INFO, "WorldEdit could not find a Bukkit adapter for this MC version, " +
"but it seems that you have another implementation of WorldEdit installed (" + platform.getPlatformName() + ") " +
"that handles the world editing.");
}
}
}
/**
* Called on plugin disable.
*/
@Override
public void onDisable() {
WorldEdit worldEdit = WorldEdit.getInstance();
worldEdit.getSessionManager().unload();
worldEdit.getPlatformManager().unregister(server);
if (config != null) {
config.unload();
}
if (server != null) {
server.unregisterCommands();
}
this.getServer().getScheduler().cancelTasks(this);
}
/**
* Loads and reloads all configuration.
*/
protected void loadConfiguration() {
config.unload();
config.load();
getPermissionsResolver().load();
}
/**
* Create a default configuration file from the .jar.
*
* @param name the filename
*/
protected void createDefaultConfiguration(String name) {
File actual = new File(getDataFolder(), name);
if (!actual.exists()) {
InputStream input = null;
try {
JarFile file = new JarFile(getFile());
ZipEntry copy = file.getEntry("defaults/" + name);
if (copy == null) throw new FileNotFoundException();
input = file.getInputStream(copy);
} catch (IOException e) {
getLogger().severe("Unable to read default configuration: " + name);
}
if (input != null) {
FileOutputStream output = null;
try {
output = new FileOutputStream(actual);
byte[] buf = new byte[8192];
int length;
while ((length = input.read(buf)) > 0) {
output.write(buf, 0, length);
}
getLogger().info("Default configuration file written: " + name);
} catch (IOException e) {
getLogger().log(Level.WARNING, "Failed to write default config file", e);
} finally {
try {
input.close();
} catch (IOException ignored) {}
try {
if (output != null) {
output.close();
}
} catch (IOException ignored) {}
}
}
}
}
@Override
public boolean onCommand(CommandSender sender, Command cmd, String commandLabel, String[] args) {
// Add the command to the array because the underlying command handling
// code of WorldEdit expects it
String[] split = new String[args.length + 1];
System.arraycopy(args, 0, split, 1, args.length);
split[0] = cmd.getName();
CommandEvent event = new CommandEvent(wrapCommandSender(sender), Joiner.on(" ").join(split));
getWorldEdit().getEventBus().post(event);
return true;
}
@Override
public List<String> onTabComplete(CommandSender sender, Command cmd, String commandLabel, String[] args) {
// Add the command to the array because the underlying command handling
// code of WorldEdit expects it
String[] split = new String[args.length + 1];
System.arraycopy(args, 0, split, 1, args.length);
split[0] = cmd.getName();
CommandSuggestionEvent event = new CommandSuggestionEvent(wrapCommandSender(sender), Joiner.on(" ").join(split));
getWorldEdit().getEventBus().post(event);
return event.getSuggestions();
}
/**
* Gets the session for the player.
*
* @param player a player
* @return a session
*/
public LocalSession getSession(Player player) {
return WorldEdit.getInstance().getSessionManager().get(wrapPlayer(player));
}
/**
* Gets the session for the player.
*
* @param player a player
* @return a session
*/
public EditSession createEditSession(Player player) {
com.sk89q.worldedit.entity.Player wePlayer = wrapPlayer(player);
LocalSession session = WorldEdit.getInstance().getSessionManager().get(wePlayer);
BlockBag blockBag = session.getBlockBag(wePlayer);
EditSession editSession = WorldEdit.getInstance().getEditSessionFactory()
.getEditSession(wePlayer.getWorld(), session.getBlockChangeLimit(), blockBag, wePlayer);
editSession.enableQueue();
return editSession;
}
/**
* Remember an edit session.
*
* @param player a player
* @param editSession an edit session
*/
public void remember(Player player, EditSession editSession) {
com.sk89q.worldedit.entity.Player wePlayer = wrapPlayer(player);
LocalSession session = WorldEdit.getInstance().getSessionManager().get(wePlayer);
session.remember(editSession);
editSession.flushQueue();
WorldEdit.getInstance().flushBlockBag(wePlayer, editSession);
}
/**
* Returns the configuration used by WorldEdit.
*
* @return the configuration
*/
public BukkitConfiguration getLocalConfiguration() {
return config;
}
/**
* Get the permissions resolver in use.
*
* @return the permissions resolver
*/
public PermissionsResolverManager getPermissionsResolver() {
return PermissionsResolverManager.getInstance();
}
/**
* Used to wrap a Bukkit Player as a WorldEdit Player.
*
* @param player a player
* @return a wrapped player
*/
public BukkitPlayer wrapPlayer(Player player) {
return new BukkitPlayer(this, player);
}
public Actor wrapCommandSender(CommandSender sender) {
if (sender instanceof Player) {
return wrapPlayer((Player) sender);
}
return new BukkitCommandSender(this, sender);
}
BukkitServerInterface getInternalPlatform() {
return server;
}
/**
* Get WorldEdit.
*
* @return an instance
*/
public WorldEdit getWorldEdit() {
return WorldEdit.getInstance();
}
/**
* Gets the instance of this plugin.
*
* @return an instance of the plugin
* @throws NullPointerException if the plugin hasn't been enabled
*/
static WorldEditPlugin getInstance() {
return checkNotNull(INSTANCE);
}
/**
* Get the Bukkit implementation adapter.
*
* @return the adapter
*/
@Nullable
BukkitImplAdapter getBukkitImplAdapter() {
return bukkitAdapter;
}
}