Plex-FAWE/src/com/sk89q/worldedit/WorldEdit.java

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// $Id$
/*
* WorldEdit
* Copyright (C) 2010 sk89q <http://www.sk89q.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldedit;
import java.util.List;
import java.util.ArrayList;
import java.util.HashMap;
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import java.util.Map;
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import java.util.Set;
import java.util.HashSet;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.io.*;
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import javax.script.ScriptException;
import com.sk89q.minecraft.util.commands.CommandsManager;
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import com.sk89q.util.StringUtil;
import com.sk89q.worldedit.LocalSession.CompassMode;
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import com.sk89q.worldedit.bags.BlockBag;
import com.sk89q.worldedit.blocks.*;
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import com.sk89q.worldedit.commands.*;
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import com.sk89q.worldedit.scripting.*;
import com.sk89q.worldedit.tools.BlockTool;
import com.sk89q.worldedit.tools.Tool;
import com.sk89q.worldedit.tools.TraceTool;
import com.sk89q.worldedit.masks.BlockTypeMask;
import com.sk89q.worldedit.masks.ExistingBlockMask;
import com.sk89q.worldedit.masks.Mask;
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import com.sk89q.worldedit.patterns.*;
/**
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* This class is the main entry point for WorldEdit. All events are routed
* to an instance of this controller for processing by WorldEdit. For
* integrating WorldEdit in other platforms, an instance of this class
* should be created and events should be redirected to it.
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*
* @author sk89q
*/
public class WorldEdit {
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public static final Logger logger = Logger.getLogger("Minecraft.WorldEdit");
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private static String version;
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/**
* Interface to the server.
*/
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private ServerInterface server;
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/**
* Configuration. This is a subclass.
*/
private LocalConfiguration config;
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/**
* List of commands.
*/
private CommandsManager commands;
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/**
* Stores a list of WorldEdit sessions, keyed by players' names. Sessions
* persist only for the user's session. On disconnect, the session will be
* removed. Sessions are created only when they are needed and those
* without any WorldEdit abilities or never use WorldEdit in a session will
* not have a session object generated for them.
*/
private HashMap<String,LocalSession> sessions =
new HashMap<String,LocalSession>();
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/**
* Initialize statically.
*/
static {
getVersion();
}
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/**
* Construct an instance of the plugin
*
* @param server
* @param config
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*/
public WorldEdit(ServerInterface server, LocalConfiguration config) {
this.server = server;
this.config = config;
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commands = new CommandsManager();
commands.register(ChunkCommands.class);
commands.register(ClipboardCommands.class);
commands.register(GeneralCommands.class);
commands.register(GenerationCommands.class);
commands.register(HistoryCommands.class);
commands.register(NavigationCommands.class);
commands.register(RegionCommands.class);
commands.register(ScriptingCommands.class);
commands.register(SelectionCommands.class);
commands.register(SnapshotCommands.class);
commands.register(ToolUtilCommands.class);
commands.register(ToolCommands.class);
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commands.register(UtilityCommands.class);
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}
/**
* Gets the WorldEdit session for a player.
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*
* @param player
* @return
*/
public LocalSession getSession(LocalPlayer player) {
if (sessions.containsKey(player.getName())) {
return sessions.get(player.getName());
}
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LocalSession session = new LocalSession(config);
// Set the limit on the number of blocks that an operation can
// change at once, or don't if the player has an override or there
// is no limit. There is also a default limit
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if (!player.hasPermission("worldedit.limit.unrestricted")
&& config.maxChangeLimit > -1) {
// If the default limit is infinite but there is a maximum
// limit, make sure to not have it be overridden
if (config.defaultChangeLimit < 0) {
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session.setBlockChangeLimit(config.maxChangeLimit);
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} else {
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// Bound the change limit
int limit = Math.min(config.defaultChangeLimit,
config.maxChangeLimit);
session.setBlockChangeLimit(limit);
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}
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} else {
// No change limit or override
session.setBlockChangeLimit(config.defaultChangeLimit);
}
// Have the session use inventory if it's enabled and the player
// doesn't have an override
session.setUseInventory(config.useInventory
&& (!config.useInventoryOverride
|| !player.hasPermission("worldedit.inventory.unrestricted")));
// Remember the session
sessions.put(player.getName(), session);
return session;
}
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/**
* Returns true if the player has a session.
*
* @param player
* @return
*/
public boolean hasSession(LocalPlayer player) {
return sessions.containsKey(player.getName());
}
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/**
* Get an item ID from an item name or an item ID number.
*
* @param player
* @param arg
* @param allAllowed true to ignore blacklists
* @return
* @throws UnknownItemException
* @throws DisallowedItemException
*/
public BaseBlock getBlock(LocalPlayer player, String arg, boolean allAllowed)
throws UnknownItemException, DisallowedItemException {
BlockType blockType;
arg = arg.replace("_", " ");
arg = arg.replace(";", "|");
String[] args0 = arg.split("\\|");
String[] args1 = args0[0].split(":", 2);
String testID = args1[0];
int data;
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// Attempt to parse the item ID or otherwise resolve an item/block
// name to its numeric ID
try {
blockType = BlockType.fromID(Integer.parseInt(testID));
} catch (NumberFormatException e) {
blockType = BlockType.lookup(testID);
if (blockType == null) {
int t = server.resolveItem(testID);
if (t > 0 && t < 256) {
blockType = BlockType.fromID(t);
}
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}
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}
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if (blockType == null) {
throw new UnknownItemException(arg);
}
// Parse the block data (optional)
try {
data = args1.length > 1 ? Integer.parseInt(args1[1]) : 0;
if (data > 15 || data < 0) {
data = 0;
}
} catch (NumberFormatException e) {
if (blockType == BlockType.CLOTH) {
ClothColor col = ClothColor.lookup(args1[1]);
if (col != null) {
data = col.getID();
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} else {
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throw new InvalidItemException(arg, "Unknown cloth color '" + args1[1] + "'");
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}
} else {
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throw new InvalidItemException(arg, "Unknown data value '" + args1[1] + "'");
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}
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}
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// Check if the item is allowed
if (allAllowed || player.hasPermission("worldedit.anyblock")
|| !config.disallowedBlocks.contains(blockType.getID())) {
// Allow special sign text syntax
if (blockType == BlockType.SIGN_POST
|| blockType == BlockType.WALL_SIGN) {
String[] text = new String[4];
text[0] = args0.length > 1 ? args0[1] : "";
text[1] = args0.length > 2 ? args0[2] : "";
text[2] = args0.length > 3 ? args0[3] : "";
text[3] = args0.length > 4 ? args0[4] : "";
return new SignBlock(blockType.getID(), data, text);
// Allow setting mob spawn type
} else if (blockType == BlockType.MOB_SPAWNER) {
if (args0.length > 1) {
String mobName = args0[1];
if (mobName.length() > 1) {
mobName = mobName.substring(0, 1).toUpperCase()
+ mobName.substring(1);
}
if (!server.isValidMobType(mobName)) {
throw new InvalidItemException(arg, "Unknown mob type '" + mobName + "'");
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}
return new MobSpawnerBlock(data, args0[1]);
} else {
return new MobSpawnerBlock(data, "Pig");
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}
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// Allow setting note
} else if (blockType == BlockType.NOTE_BLOCK) {
if (args0.length > 1) {
byte note = Byte.parseByte(args0[1]);
if (note < 0 || note > 24) {
throw new InvalidItemException(arg, "Out of range note value: '" + args0[1] + "'");
} else {
return new NoteBlock(data, note);
}
} else {
return new NoteBlock(data, (byte)0);
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}
}
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return new BaseBlock(blockType.getID(), data);
}
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throw new DisallowedItemException(arg);
}
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/**
* Get a block.
*
* @param player
* @param id
* @return
* @throws UnknownItemException
* @throws DisallowedItemException
*/
public BaseBlock getBlock(LocalPlayer player, String id)
throws UnknownItemException, DisallowedItemException {
return getBlock(player, id, false);
}
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/**
* Get a list of blocks as a set. This returns a Pattern.
*
* @param player
* @param list
* @return pattern
* @throws UnknownItemException
* @throws DisallowedItemException
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*/
public Pattern getBlockPattern(LocalPlayer player, String list)
throws UnknownItemException, DisallowedItemException {
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String[] items = list.split(",");
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// Handle special block pattern types
if (list.charAt(0) == '#') {
if (list.equals("#clipboard") || list.equals("#copy")) {
LocalSession session = getSession(player);
CuboidClipboard clipboard;
try {
clipboard = session.getClipboard();
} catch (EmptyClipboardException e) {
player.printError("Copy a selection first with //copy.");
throw new UnknownItemException("#clipboard");
}
return new ClipboardPattern(clipboard);
} else {
throw new UnknownItemException(list);
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}
}
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// If it's only one block, then just return that single one
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if (items.length == 1) {
return new SingleBlockPattern(getBlock(player, items[0]));
}
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List<BlockChance> blockChances = new ArrayList<BlockChance>();
for (String s : items) {
BaseBlock block;
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double chance;
// Parse special percentage syntax
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if (s.matches("[0-9]+(?:\\.(?:[0-9]+)?)?%.*")) {
String[] p = s.split("%");
chance = Double.parseDouble(p[0]);
block = getBlock(player, p[1]);
} else {
chance = 1;
block = getBlock(player, s);
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}
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blockChances.add(new BlockChance(block, chance));
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}
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return new RandomFillPattern(blockChances);
}
/**
* Get a block mask. Block masks are used to determine which
* blocks to include when replacing.
*
* @param player
* @param list
* @return
* @throws UnknownItemException
* @throws DisallowedItemException
*/
public Mask getBlockMask(LocalPlayer player, String list)
throws UnknownItemException, DisallowedItemException {
if (list.charAt(0) == '#') {
if (list.equalsIgnoreCase("#existing")) {
return new ExistingBlockMask();
} else {
throw new UnknownItemException(list);
}
} else {
return new BlockTypeMask(getBlockIDs(player, list, true));
}
}
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/**
* Get a list of blocks as a set.
*
*@param player
* @param list
* @param allBlocksAllowed
* @return set
* @throws UnknownItemException
* @throws DisallowedItemException
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*/
public Set<Integer> getBlockIDs(LocalPlayer player,
String list, boolean allBlocksAllowed)
throws UnknownItemException, DisallowedItemException {
String[] items = list.split(",");
Set<Integer> blocks = new HashSet<Integer>();
for (String s : items) {
blocks.add(getBlock(player, s, allBlocksAllowed).getType());
}
return blocks;
}
/**
* Gets the path to a file. This method will check to see if the filename
* has valid characters and has an extension. It also prevents directory
* traversal exploits by checking the root directory and the file directory.
* On success, a <code>java.io.File</code> object will be returned.
*
* @param player
* @param dir sub-directory to look in
* @param filename filename (user-submitted)
* @param defaultExt append an extension if missing one, null to not use
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* @param extensions list of extensions, null for any
* @return
* @throws FilenameException
*/
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public File getSafeSaveFile(LocalPlayer player, File dir, String filename,
String defaultExt, String[] extensions)
throws FilenameException {
return getSafeFile(player, dir, filename, defaultExt, extensions, true);
}
/**
* Gets the path to a file. This method will check to see if the filename
* has valid characters and has an extension. It also prevents directory
* traversal exploits by checking the root directory and the file directory.
* On success, a <code>java.io.File</code> object will be returned.
*
* @param player
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* @param dir sub-directory to look in
* @param filename filename (user-submitted)
* @param defaultExt append an extension if missing one, null to not use
* @param extensions list of extensions, null for any
* @return
* @throws FilenameException
*/
public File getSafeOpenFile(LocalPlayer player, File dir, String filename,
String defaultExt, String[] extensions)
throws FilenameException {
return getSafeFile(player, dir, filename, defaultExt, extensions, false);
}
/**
* Get a safe path to a file.
*
* @param player
* @param dir
* @param filename
* @param defaultExt
* @param extensions
* @param isSave
* @return
* @throws FilenameException
*/
private File getSafeFile(LocalPlayer player, File dir, String filename,
String defaultExt, String[] extensions, boolean isSave)
throws FilenameException {
File f;
if (filename.equals("#")) {
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if (isSave) {
f = player.openFileSaveDialog(extensions);
} else {
f = player.openFileOpenDialog(extensions);
}
if (f == null) {
throw new FileSelectionAbortedException("No file selected");
}
} else {
if (defaultExt != null && filename.lastIndexOf('.') == -1) {
filename += "." + defaultExt;
}
if (!filename.matches("^[A-Za-z0-9_\\- \\./\\\\'\\$@~!%\\^\\*\\(\\)\\[\\]\\+\\{\\},\\?]+\\.[A-Za-z0-9]+$")) {
throw new InvalidFilenameException(filename,
"Invalid characters or extension missing");
}
f = new File(dir, filename);
}
try {
String filePath = f.getCanonicalPath();
String dirPath = dir.getCanonicalPath();
if (!filePath.substring(0, dirPath.length()).equals(dirPath)) {
throw new FilenameResolutionException(filename,
"Path is outside allowable root");
}
return f;
} catch (IOException e) {
throw new FilenameResolutionException(filename,
"Failed to resolve path");
}
}
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/**
* Checks to see if the specified radius is within bounds.
*
* @param radius
* @throws MaxRadiusException
*/
public void checkMaxRadius(int radius) throws MaxRadiusException {
if (config.maxRadius > 0 && radius > config.maxRadius) {
throw new MaxRadiusException();
}
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}
/**
* Get a file relative to the defined working directory. If the specified
* path is absolute, then the working directory is not used.
*
* @param path
* @return
*/
public File getWorkingDirectoryFile(String path) {
File f = new File(path);
if (f.isAbsolute()) {
return f;
} else {
return new File(config.getWorkingDirectory(), path);
}
}
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/**
* Modulus, divisor-style.
*
* @param a
* @param n
* @return
*/
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public static int divisorMod(int a, int n) {
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return (int)(a - n * Math.floor(Math.floor(a) / (double)n));
}
/**
* Get the direction vector for a player's direction. May return
* null if a direction could not be found.
*
* @param player
* @param dirStr
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* @return
* @throws UnknownDirectionException
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*/
public Vector getDirection(LocalPlayer player, String dirStr)
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throws UnknownDirectionException {
int xm = 0;
int ym = 0;
int zm = 0;
PlayerDirection dir = null;
dirStr = dirStr.toLowerCase();
boolean wasDetected = false;
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if (dirStr.equals("me")) {
dir = player.getCardinalDirection();
wasDetected = true;
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}
if (dirStr.charAt(0) == 'w' || dir == PlayerDirection.WEST) {
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zm += 1;
} else if (dirStr.charAt(0) == 'e' || dir == PlayerDirection.EAST) {
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zm -= 1;
} else if (dirStr.charAt(0) == 's' || dir == PlayerDirection.SOUTH) {
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xm += 1;
} else if (dirStr.charAt(0) == 'n' || dir == PlayerDirection.NORTH) {
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xm -= 1;
} else if (dirStr.charAt(0) == 'u') {
ym += 1;
} else if (dirStr.charAt(0) == 'd') {
ym -= 1;
} else {
if (wasDetected) {
throw new UnknownDirectionException(dir.name());
} else {
throw new UnknownDirectionException(dirStr);
}
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}
return new Vector(xm, ym, zm);
}
/**
* Get the flip direction for a player's direction. May return
* null if a direction could not be found.
*
* @param player
* @param dirStr
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* @return
* @throws UnknownDirectionException
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*/
public CuboidClipboard.FlipDirection getFlipDirection(
LocalPlayer player, String dirStr)
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throws UnknownDirectionException {
PlayerDirection dir = null;
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if (dirStr.equals("me")) {
dir = player.getCardinalDirection();
}
if (dirStr.charAt(0) == 'w' || dir == PlayerDirection.EAST) {
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return CuboidClipboard.FlipDirection.WEST_EAST;
} else if (dirStr.charAt(0) == 'e' || dir == PlayerDirection.EAST) {
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return CuboidClipboard.FlipDirection.WEST_EAST;
} else if (dirStr.charAt(0) == 's' || dir == PlayerDirection.SOUTH) {
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return CuboidClipboard.FlipDirection.NORTH_SOUTH;
} else if (dirStr.charAt(0) == 'n' || dir == PlayerDirection.SOUTH) {
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return CuboidClipboard.FlipDirection.NORTH_SOUTH;
} else if (dirStr.charAt(0) == 'u') {
return CuboidClipboard.FlipDirection.UP_DOWN;
} else if (dirStr.charAt(0) == 'd') {
return CuboidClipboard.FlipDirection.UP_DOWN;
} else {
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throw new UnknownDirectionException(dir.name());
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}
}
/**
* Remove a session.
*
* @param player
*/
public void removeSession(LocalPlayer player) {
sessions.remove(player.getName());
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}
/**
* Remove all sessions.
*/
public void clearSessions() {
sessions.clear();
}
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/**
* Flush a block bag's changes to a player.
*
* @param player
* @param editSession
*/
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public void flushBlockBag(LocalPlayer player,
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EditSession editSession) {
BlockBag blockBag = editSession.getBlockBag();
if (blockBag != null) {
blockBag.flushChanges();
}
Set<Integer> missingBlocks = editSession.popMissingBlocks();
if (missingBlocks.size() > 0) {
StringBuilder str = new StringBuilder();
str.append("Missing these blocks: ");
int size = missingBlocks.size();
int i = 0;
for (Integer id : missingBlocks) {
BlockType type = BlockType.fromID(id);
str.append(type != null
? type.getName() + " (" + id + ")"
: id.toString());
i++;
if (i != size) {
str.append(", ");
}
}
player.printError(str.toString());
}
}
/**
* @return the commands
*/
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public Map<String, String> getCommands() {
return commands.getCommands();
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}
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/**
*
* @param player
*/
public void handleDisconnect(LocalPlayer player) {
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removeSession(player);
}
/**
* Called on arm swing.
*
* @param player
* @return
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*/
public boolean handleArmSwing(LocalPlayer player) {
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LocalSession session = getSession(player);
if (player.getItemInHand() == config.navigationWand
&& config.navigationWandMaxDistance > 0) {
CompassMode mode = session.getCompassMode();
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if (player.hasPermission("worldedit.navigation.jumpto") && mode == CompassMode.JUMPTO) {
WorldVector pos = player.getSolidBlockTrace(config.navigationWandMaxDistance);
if (pos != null) {
player.findFreePosition(pos);
} else {
player.printError("No block in sight (or too far)!");
}
} else if (mode == CompassMode.THRU) { // Permission is implied
if (!player.passThroughForwardWall(40)) {
player.printError("Nothing to pass through!");
}
}
}
return false;
}
/**
* Called on right click (not on a block).
*
* @param player
* @return
*/
public boolean handleRightClick(LocalPlayer player) {
LocalSession session = getSession(player);
if (player.getItemInHand() == config.navigationWand) {
CompassMode mode = session.getCompassMode();
if (mode == CompassMode.JUMPTO) {
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if (player.hasPermission("worldedit.navigation.thru")) {
session.setCompassMode(CompassMode.THRU);
player.print("Switched to /thru mode.");
} else {
player.printError("You don't have permission for /thru.");
}
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} else {
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if (player.hasPermission("worldedit.navigation.jumpto")) {
session.setCompassMode(CompassMode.JUMPTO);
player.print("Switched to /jumpto mode.");
} else {
player.printError("You don't have permission for /jumpto.");
}
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}
return true;
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}
Tool tool = session.getTool(player.getItemInHand());
if (tool != null && tool instanceof TraceTool) {
((TraceTool)tool).act(server, config, player, session);
return true;
}
return false;
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}
/**
* Called on right click.
*
* @param player
* @param clicked
* @return false if you want the action to go through
*/
public boolean handleBlockRightClick(LocalPlayer player, WorldVector clicked) {
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int itemInHand = player.getItemInHand();
LocalSession session = getSession(player);
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if (itemInHand == config.wandItem && session.isToolControlEnabled()
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&& player.hasPermission("worldedit.selection.pos")) {
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session.setPos2(clicked);
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try {
player.print("Second position set to " + clicked
+ " (" + session.getRegion().getSize() + ").");
} catch (IncompleteRegionException e) {
player.print("Second position set to " + clicked + ".");
}
return true;
}
Tool tool = session.getTool(player.getItemInHand());
if (tool != null && tool instanceof BlockTool) {
((BlockTool)tool).act(server, config, player, session, clicked);
return true;
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}
return false;
}
/**
* Called on left click.
*
* @param player
* @param clicked
* @return false if you want the action to go through
*/
public boolean handleBlockLeftClick(LocalPlayer player, WorldVector clicked) {
LocalSession session = getSession(player);
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if (player.getItemInHand() == config.wandItem) {
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if (session.isToolControlEnabled()
&& player.hasPermission("worldedit.selection.pos")) {
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// Bug workaround
if (clicked.getBlockX() == 0 && clicked.getBlockY() == 0
&& clicked.getBlockZ() == 0) {
return false;
}
try {
if (session.getPos1().equals(clicked)) {
return false;
}
} catch (IncompleteRegionException e) {
}
session.setPos1(clicked);
try {
player.print("First position set to " + clicked
+ " (" + session.getRegion().getSize() + ").");
} catch (IncompleteRegionException e) {
player.print("First position set to " + clicked + ".");
}
return true;
}
} else if (player.isHoldingPickAxe() && session.hasSuperPickAxe()) {
if (session.getSuperPickaxe() != null) {
return session.getSuperPickaxe().act(server, config,
player, session, clicked);
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}
}
return false;
}
/**
*
* @param player
* @param split
* @return whether the command was processed
*/
public boolean handleCommand(LocalPlayer player, String[] split) {
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try {
split[0] = split[0].substring(1);
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// Quick script shortcut
if (split[0].matches("^[^/].*\\.js$")) {
String[] newSplit = new String[split.length + 1];
System.arraycopy(split, 0, newSplit, 1, split.length);
newSplit[0] = "cs";
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newSplit[1] = newSplit[1];
split = newSplit;
}
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String searchCmd = split[0].toLowerCase();
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if (commands.hasCommand(searchCmd)
|| (config.noDoubleSlash && commands.hasCommand("/" + searchCmd))
|| (searchCmd.length() >= 2 && searchCmd.charAt(0) == '/'
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&& commands.hasCommand(searchCmd.substring(1)))) {
if (config.noDoubleSlash && commands.hasCommand("/" + searchCmd)) {
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split[0] = "/" + split[0];
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} else if (commands.hasCommand(searchCmd.substring(1))) {
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split[0] = split[0].substring(1);
}
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LocalSession session = getSession(player);
BlockBag blockBag = session.getBlockBag(player);
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session.tellVersion(player);
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EditSession editSession =
new EditSession(player.getWorld(),
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session.getBlockChangeLimit(), blockBag);
editSession.enableQueue();
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long start = System.currentTimeMillis();
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try {
if (config.logCommands) {
logger.log(Level.INFO, "WorldEdit: " + player.getName() + ": "
+ StringUtil.joinString(split, " "));
}
Object[] methodArgs = new Object[] {
null, this, session, player, editSession
};
return commands.execute(split, player, methodArgs);
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} finally {
session.remember(editSession);
editSession.flushQueue();
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if (config.profile) {
long time = System.currentTimeMillis() - start;
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int changed = editSession.getBlockChangeCount();
if (time > 0) {
double throughput = changed / (time / 1000.0);
player.printDebug((time / 1000.0) + "s elapsed (history: "
+ changed + " changed; "
+ Math.round(throughput) + " blocks/sec).");
} else {
player.printDebug((time / 1000.0) + "s elapsed.");
}
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}
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flushBlockBag(player, editSession);
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}
}
return false;
} catch (NumberFormatException e) {
player.printError("Number expected; string given.");
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} catch (IncompleteRegionException e) {
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player.printError("Make a region selection first.");
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} catch (UnknownItemException e) {
player.printError("Block name '" + e.getID() + "' was not recognized.");
} catch (InvalidItemException e) {
player.printError(e.getMessage());
} catch (DisallowedItemException e) {
player.printError("Block '" + e.getID() + "' not allowed (see WorldEdit configuration).");
} catch (MaxChangedBlocksException e) {
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player.printError("Max blocks changed in an operation reached ("
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+ e.getBlockLimit() + ").");
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} catch (MaxRadiusException e) {
player.printError("Maximum radius: " + config.maxRadius);
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} catch (UnknownDirectionException e) {
player.printError("Unknown direction: " + e.getDirection());
} catch (InsufficientArgumentsException e) {
player.printError(e.getMessage());
} catch (EmptyClipboardException e) {
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player.printError("Your clipboard is empty. Use //copy first.");
} catch (InvalidFilenameException e) {
player.printError("Filename '" + e.getFilename() + "' invalid: "
+ e.getMessage());
} catch (FilenameResolutionException e) {
player.printError("File '" + e.getFilename() + "' resolution error: "
+ e.getMessage());
} catch (FileSelectionAbortedException e) {
player.printError("File selection aborted.");
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} catch (WorldEditException e) {
player.printError(e.getMessage());
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} catch (Throwable excp) {
player.printError("Please report this error: [See console]");
player.printRaw(excp.getClass().getName() + ": " + excp.getMessage());
excp.printStackTrace();
}
return true;
}
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/**
* Executes a WorldEdit script.
*
* @param player
* @param f
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* @param args
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* @throws WorldEditException
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*/
public void runScript(LocalPlayer player, File f, String[] args)
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throws WorldEditException {
String filename = f.getPath();
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int index = filename.lastIndexOf(".");
String ext = filename.substring(index + 1, filename.length());
if (!ext.equalsIgnoreCase("js")) {
player.printError("Only .js scripts are currently supported");
return;
}
String script;
try {
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InputStream file;
if (!f.exists()) {
file = WorldEdit.class.getResourceAsStream(
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"craftscripts/" + filename);
if (file == null) {
player.printError("Script does not exist: " + filename);
return;
}
} else {
file = new FileInputStream(f);
}
DataInputStream in = new DataInputStream(file);
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byte[] data = new byte[in.available()];
in.readFully(data);
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in.close();
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script = new String(data, 0, data.length, "utf-8");
} catch (IOException e) {
player.printError("Script read error: " + e.getMessage());
return;
}
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LocalSession session = getSession(player);
CraftScriptContext scriptContext =
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new CraftScriptContext(this, server, config, session, player, args);
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CraftScriptEngine engine = null;
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try {
engine = new RhinoCraftScriptEngine();
} catch (NoClassDefFoundError e) {
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try {
engine = new SunRhinoCraftScriptEngine();
} catch (NoClassDefFoundError e2) {
player.printError("Failed to find an installed script engine.");
player.printError("Please see http://wiki.sk89q.com/wiki/WorldEdit/Installation");
return;
}
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}
engine.setTimeLimit(config.scriptTimeout);
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Map<String, Object> vars = new HashMap<String, Object>();
vars.put("argv", args);
vars.put("context", scriptContext);
vars.put("player", player);
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try {
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engine.evaluate(script, filename, vars);
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} catch (ScriptException e) {
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player.printError("Failed to execute:");;
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player.printRaw(e.getMessage());
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e.printStackTrace();
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} catch (NumberFormatException e) {
throw e;
} catch (WorldEditException e) {
throw e;
} catch (Throwable e) {
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player.printError("Failed to execute (see console):");
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player.printRaw(e.getClass().getCanonicalName());
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e.printStackTrace();
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} finally {
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for (EditSession editSession : scriptContext.getEditSessions()) {
editSession.flushQueue();
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session.remember(editSession);
}
}
}
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/**
* Get Worldedit's configuration.
*
* @return
*/
public LocalConfiguration getConfiguration() {
return config;
}
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/**
* Get the version.
*
* @return
*/
public static String getVersion() {
if (version != null) {
return version;
}
Package p = WorldEdit.class.getPackage();
if (p == null) {
p = Package.getPackage("com.sk89q.worldedit");
}
if (p == null) {
version = "(unknown)";
} else {
version = p.getImplementationVersion();
if (version == null) {
version = "(unknown)";
}
}
return version;
}
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}