Support different NMS block classes depending on version.

- The .class files in the contrib folder of the zip go in
  plugins/WorldEdit/nmsblocks
- This allows us to swap new class files in without releasing
a completely new version each time
- Whatever version the last release is for has an inbuilt fallback
- If the plugin and server are mismatched and you have nothing in
  nmsblocks you're screwed
This commit is contained in:
Wizjany 2013-01-17 21:49:34 -05:00
parent 83c71f30a8
commit ad349aecb1
10 changed files with 1509 additions and 451 deletions

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// $Id$
/*
* This file is a part of WorldEdit.
* Copyright (c) sk89q <http://www.sk89q.com>
* Copyright (c) the 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
* (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
* GNU 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/>.
*/
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.logging.Logger;
import net.minecraft.server.v1_4_6.NBTBase;
import net.minecraft.server.v1_4_6.NBTTagByte;
import net.minecraft.server.v1_4_6.NBTTagByteArray;
import net.minecraft.server.v1_4_6.NBTTagCompound;
import net.minecraft.server.v1_4_6.NBTTagDouble;
import net.minecraft.server.v1_4_6.NBTTagEnd;
import net.minecraft.server.v1_4_6.NBTTagFloat;
import net.minecraft.server.v1_4_6.NBTTagInt;
import net.minecraft.server.v1_4_6.NBTTagIntArray;
import net.minecraft.server.v1_4_6.NBTTagList;
import net.minecraft.server.v1_4_6.NBTTagLong;
import net.minecraft.server.v1_4_6.NBTTagShort;
import net.minecraft.server.v1_4_6.NBTTagString;
import net.minecraft.server.v1_4_6.TileEntity;
import org.bukkit.World;
import org.bukkit.craftbukkit.v1_4_6.CraftWorld;
import com.sk89q.jnbt.ByteArrayTag;
import com.sk89q.jnbt.ByteTag;
import com.sk89q.jnbt.CompoundTag;
import com.sk89q.jnbt.DoubleTag;
import com.sk89q.jnbt.EndTag;
import com.sk89q.jnbt.FloatTag;
import com.sk89q.jnbt.IntArrayTag;
import com.sk89q.jnbt.IntTag;
import com.sk89q.jnbt.ListTag;
import com.sk89q.jnbt.LongTag;
import com.sk89q.jnbt.NBTConstants;
import com.sk89q.jnbt.ShortTag;
import com.sk89q.jnbt.StringTag;
import com.sk89q.jnbt.Tag;
import com.sk89q.worldedit.Vector;
import com.sk89q.worldedit.blocks.BaseBlock;
import com.sk89q.worldedit.blocks.TileEntityBlock;
import com.sk89q.worldedit.bukkit.BukkitWorld;
import com.sk89q.worldedit.bukkit.NmsBlock;
import com.sk89q.worldedit.data.DataException;
import com.sk89q.worldedit.foundation.Block;
/**
* This version needs to be built on CraftBukkit 1.4.6 R0.1 or higher
*/
public class CBXNmsBlock_146 extends NmsBlock {
private static final Logger logger = Logger.getLogger(CBXNmsBlock_146.class.getCanonicalName());
private static Field compoundMapField;
private static final Field nmsBlock_isTileEntityField; // The field is deobfuscated but the method isn't. No idea why.
private NBTTagCompound nbtData = null;
static {
Field field;
try {
field = net.minecraft.server.v1_4_6.Block.class.getDeclaredField("isTileEntity");
field.setAccessible(true);
} catch (Throwable e) {
// logger.severe("Could not find NMS block tile entity field!");
field = null;
}
nmsBlock_isTileEntityField = field;
}
public static boolean verify() {
return nmsBlock_isTileEntityField != null;
}
/**
* Create a new instance with a given type ID, data value, and previous
* {@link TileEntityBlock}-implementing object.
*
* @param type block type ID
* @param data data value
* @param tileEntityBlock tile entity block
*/
public CBXNmsBlock_146(int type, int data, TileEntityBlock tileEntityBlock) {
super(type, data);
nbtData = (NBTTagCompound) fromNative(tileEntityBlock.getNbtData());
}
/**
* Create a new instance with a given type ID, data value, and raw
* {@link NBTTagCompound} copy.
*
* @param type block type ID
* @param data data value
* @param nbtData raw NBT data
*/
public CBXNmsBlock_146(int type, int data, NBTTagCompound nbtData) {
super(type, data);
this.nbtData = nbtData;
}
/**
* Build a {@link NBTTagCompound} that has valid coordinates.
*
* @param pt coordinates to set
* @return the tag compound
*/
private NBTTagCompound getNmsData(Vector pt) {
if (nbtData == null) {
return null;
}
nbtData.set("x", new NBTTagInt("x", pt.getBlockX()));
nbtData.set("y", new NBTTagInt("y", pt.getBlockY()));
nbtData.set("z", new NBTTagInt("z", pt.getBlockZ()));
return nbtData;
}
@Override
public boolean hasNbtData() {
return nbtData != null;
}
@Override
public String getNbtId() {
if (nbtData == null) {
return "";
}
return nbtData.getString("id");
}
@Override
public CompoundTag getNbtData() {
if (nbtData == null) {
return new CompoundTag(getNbtId(),
new HashMap<String, Tag>());
}
return (CompoundTag) toNative(nbtData);
}
@Override
public void setNbtData(CompoundTag tag) throws DataException {
if (tag == null) {
this.nbtData = null;
}
this.nbtData = (NBTTagCompound) fromNative(tag);
}
/**
* Build an instance from the given information.
*
* @param world world to get the block from
* @param position position to get the block at
* @param type type ID of block
* @param data data value of block
* @return the block, or null
*/
public static CBXNmsBlock_146 get(World world, Vector position, int type, int data) {
if (!hasTileEntity(type)) {
return null;
}
TileEntity te = ((CraftWorld) world).getHandle().getTileEntity(
position.getBlockX(), position.getBlockY(), position.getBlockZ());
if (te != null) {
NBTTagCompound tag = new NBTTagCompound();
te.b(tag); // Load data
return new CBXNmsBlock_146(type, data, tag);
}
return null;
}
/**
* Set an instance or a {@link TileEntityBlock} to the given position.
*
* @param world world to set the block in
* @param position position to set the block at
* @param block the block to set
* @return true if tile entity data was copied to the world
*/
public static boolean set(World world, Vector position, BaseBlock block) {
NBTTagCompound data = null;
if (!hasTileEntity(world.getBlockTypeIdAt(position.getBlockX(), position.getBlockY(), position.getBlockZ()))) {
return false;
}
if (block instanceof CBXNmsBlock_146) {
CBXNmsBlock_146 nmsProxyBlock = (CBXNmsBlock_146) block;
data = nmsProxyBlock.getNmsData(position);
} else if (block instanceof TileEntityBlock) {
CBXNmsBlock_146 nmsProxyBlock = new CBXNmsBlock_146(
block.getId(), block.getData(), block);
data = nmsProxyBlock.getNmsData(position);
}
if (data != null) {
TileEntity te = ((CraftWorld) world).getHandle().getTileEntity(
position.getBlockX(), position.getBlockY(), position.getBlockZ());
if (te != null) {
te.a(data); // Load data
return true;
}
}
return false;
}
/**
* Tries to set a block 'safely', as in setting the block data to the location, and
* then triggering physics only at the end.
*
* @param world world to set the block in
* @param position position to set the block at
* @param block the block to set
* @param notifyAdjacent true to notify physics and what not
* @return true if block id or data was changed
*/
public static boolean setSafely(BukkitWorld world, Vector position,
Block block, boolean notifyAdjacent) {
int x = position.getBlockX();
int y = position.getBlockY();
int z = position.getBlockZ();
CraftWorld craftWorld = ((CraftWorld) world.getWorld());
boolean changed = craftWorld.getHandle().setRawTypeIdAndData(
x, y, z, block.getId(), block.getData());
if (block instanceof BaseBlock) {
world.copyToWorld(position, (BaseBlock) block);
}
if (changed) {
if (notifyAdjacent) {
craftWorld.getHandle().update(x, y, z, block.getId());
} else {
craftWorld.getHandle().notify(x, y, z);
}
}
return changed;
}
public static boolean hasTileEntity(int type) {
net.minecraft.server.v1_4_6.Block nmsBlock = getNmsBlock(type);
if (nmsBlock == null) {
return false;
}
try {
return nmsBlock_isTileEntityField.getBoolean(nmsBlock); // Once we have the field stord, gets are fast
} catch (IllegalAccessException e) {
return false;
}
}
public static net.minecraft.server.v1_4_6.Block getNmsBlock(int type) {
if (type < 0 || type >= net.minecraft.server.v1_4_6.Block.byId.length) {
return null;
}
return net.minecraft.server.v1_4_6.Block.byId[type];
}
/**
* Converts from a non-native NMS NBT structure to a native WorldEdit NBT
* structure.
*
* @param foreign non-native NMS NBT structure
* @return native WorldEdit NBT structure
*/
@SuppressWarnings("unchecked")
private static Tag toNative(NBTBase foreign) {
if (foreign == null) {
return null;
}
if (foreign instanceof NBTTagCompound) {
Map<String, Tag> values = new HashMap<String, Tag>();
Collection<Object> foreignValues = null;
if (compoundMapField == null) {
try {
// Method name may change!
foreignValues = ((NBTTagCompound) foreign).c();
} catch (Throwable t) {
try {
logger.warning("WorldEdit: Couldn't get NBTTagCompound.c(), " +
"so we're going to try to get at the 'map' field directly from now on");
if (compoundMapField == null) {
compoundMapField = NBTTagCompound.class.getDeclaredField("map");
compoundMapField.setAccessible(true);
}
} catch (Throwable e) {
// Can't do much beyond this
throw new RuntimeException(e);
}
}
}
if (compoundMapField != null) {
try {
foreignValues = ((HashMap<Object, Object>) compoundMapField.get(foreign)).values();
} catch (Throwable e) {
// Can't do much beyond this
throw new RuntimeException(e);
}
}
for (Object obj : foreignValues) {
NBTBase base = (NBTBase) obj;
values.put(base.getName(), toNative(base));
}
return new CompoundTag(foreign.getName(), values);
} else if (foreign instanceof NBTTagByte) {
return new ByteTag(foreign.getName(), ((NBTTagByte) foreign).data);
} else if (foreign instanceof NBTTagByteArray) {
return new ByteArrayTag(foreign.getName(),
((NBTTagByteArray) foreign).data);
} else if (foreign instanceof NBTTagDouble) {
return new DoubleTag(foreign.getName(),
((NBTTagDouble) foreign).data);
} else if (foreign instanceof NBTTagFloat) {
return new FloatTag(foreign.getName(), ((NBTTagFloat) foreign).data);
} else if (foreign instanceof NBTTagInt) {
return new IntTag(foreign.getName(), ((NBTTagInt) foreign).data);
} else if (foreign instanceof NBTTagIntArray) {
return new IntArrayTag(foreign.getName(),
((NBTTagIntArray) foreign).data);
} else if (foreign instanceof NBTTagList) {
List<Tag> values = new ArrayList<Tag>();
NBTTagList foreignList = (NBTTagList) foreign;
int type = NBTConstants.TYPE_BYTE;
for (int i = 0; i < foreignList.size(); i++) {
NBTBase foreignTag = foreignList.get(i);
values.add(toNative(foreignTag));
type = foreignTag.getTypeId();
}
Class<? extends Tag> cls = NBTConstants.getClassFromType(type);
return new ListTag(foreign.getName(), cls, values);
} else if (foreign instanceof NBTTagLong) {
return new LongTag(foreign.getName(), ((NBTTagLong) foreign).data);
} else if (foreign instanceof NBTTagShort) {
return new ShortTag(foreign.getName(), ((NBTTagShort) foreign).data);
} else if (foreign instanceof NBTTagString) {
return new StringTag(foreign.getName(),
((NBTTagString) foreign).data);
} else if (foreign instanceof NBTTagEnd) {
return new EndTag();
} else {
throw new IllegalArgumentException("Don't know how to make native "
+ foreign.getClass().getCanonicalName());
}
}
/**
* Converts a WorldEdit-native NBT structure to a NMS structure.
*
* @param foreign structure to convert
* @return non-native structure
*/
private static NBTBase fromNative(Tag foreign) {
if (foreign == null) {
return null;
}
if (foreign instanceof CompoundTag) {
NBTTagCompound tag = new NBTTagCompound(foreign.getName());
for (Map.Entry<String, Tag> entry : ((CompoundTag) foreign)
.getValue().entrySet()) {
tag.set(entry.getKey(), fromNative(entry.getValue()));
}
return tag;
} else if (foreign instanceof ByteTag) {
return new NBTTagByte(foreign.getName(),
((ByteTag) foreign).getValue());
} else if (foreign instanceof ByteArrayTag) {
return new NBTTagByteArray(foreign.getName(),
((ByteArrayTag) foreign).getValue());
} else if (foreign instanceof DoubleTag) {
return new NBTTagDouble(foreign.getName(),
((DoubleTag) foreign).getValue());
} else if (foreign instanceof FloatTag) {
return new NBTTagFloat(foreign.getName(),
((FloatTag) foreign).getValue());
} else if (foreign instanceof IntTag) {
return new NBTTagInt(foreign.getName(),
((IntTag) foreign).getValue());
} else if (foreign instanceof IntArrayTag) {
return new NBTTagIntArray(foreign.getName(),
((IntArrayTag) foreign).getValue());
} else if (foreign instanceof ListTag) {
NBTTagList tag = new NBTTagList(foreign.getName());
ListTag foreignList = (ListTag) foreign;
for (Tag t : foreignList.getValue()) {
tag.add(fromNative(t));
}
return tag;
} else if (foreign instanceof LongTag) {
return new NBTTagLong(foreign.getName(),
((LongTag) foreign).getValue());
} else if (foreign instanceof ShortTag) {
return new NBTTagShort(foreign.getName(),
((ShortTag) foreign).getValue());
} else if (foreign instanceof StringTag) {
return new NBTTagString(foreign.getName(),
((StringTag) foreign).getValue());
} else if (foreign instanceof EndTag) {
return new NBTTagEnd();
} else {
throw new IllegalArgumentException("Don't know how to make NMS "
+ foreign.getClass().getCanonicalName());
}
}
public static boolean isValidBlockType(int type) throws NoClassDefFoundError {
return type == 0 || (type >= 1 && type < net.minecraft.server.v1_4_6.Block.byId.length
&& net.minecraft.server.v1_4_6.Block.byId[type] != null);
}
}

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// $Id$
/*
* This file is a part of WorldEdit.
* Copyright (c) sk89q <http://www.sk89q.com>
* Copyright (c) the 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
* (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
* GNU 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/>.
*/
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.logging.Logger;
import net.minecraft.server.v1_4_R1.NBTBase;
import net.minecraft.server.v1_4_R1.NBTTagByte;
import net.minecraft.server.v1_4_R1.NBTTagByteArray;
import net.minecraft.server.v1_4_R1.NBTTagCompound;
import net.minecraft.server.v1_4_R1.NBTTagDouble;
import net.minecraft.server.v1_4_R1.NBTTagEnd;
import net.minecraft.server.v1_4_R1.NBTTagFloat;
import net.minecraft.server.v1_4_R1.NBTTagInt;
import net.minecraft.server.v1_4_R1.NBTTagIntArray;
import net.minecraft.server.v1_4_R1.NBTTagList;
import net.minecraft.server.v1_4_R1.NBTTagLong;
import net.minecraft.server.v1_4_R1.NBTTagShort;
import net.minecraft.server.v1_4_R1.NBTTagString;
import net.minecraft.server.v1_4_R1.TileEntity;
import org.bukkit.World;
import org.bukkit.craftbukkit.v1_4_R1.CraftWorld;
import com.sk89q.jnbt.ByteArrayTag;
import com.sk89q.jnbt.ByteTag;
import com.sk89q.jnbt.CompoundTag;
import com.sk89q.jnbt.DoubleTag;
import com.sk89q.jnbt.EndTag;
import com.sk89q.jnbt.FloatTag;
import com.sk89q.jnbt.IntArrayTag;
import com.sk89q.jnbt.IntTag;
import com.sk89q.jnbt.ListTag;
import com.sk89q.jnbt.LongTag;
import com.sk89q.jnbt.NBTConstants;
import com.sk89q.jnbt.ShortTag;
import com.sk89q.jnbt.StringTag;
import com.sk89q.jnbt.Tag;
import com.sk89q.worldedit.Vector;
import com.sk89q.worldedit.blocks.BaseBlock;
import com.sk89q.worldedit.blocks.TileEntityBlock;
import com.sk89q.worldedit.bukkit.BukkitWorld;
import com.sk89q.worldedit.bukkit.NmsBlock;
import com.sk89q.worldedit.data.DataException;
import com.sk89q.worldedit.foundation.Block;
/**
* This class needs to be obfuscated and compiled in a forge environment
*/
public class MCPCPXNmsBlock extends NmsBlock {
private static final Logger logger = Logger.getLogger(MCPCPXNmsBlock.class.getCanonicalName());
private static Field compoundMapField;
private static final Field nmsBlock_isTileEntityField; // The field is deobfuscated but the method isn't. No idea why.
private NBTTagCompound nbtData = null;
static {
Field field;
try {
// this part is important, has to be updated manually whenever it changes
field = net.minecraft.server.v1_4_R1.Block.class.getDeclaredField("cs"); // isTileEntity or isContainerBlock
field.setAccessible(true);
} catch (Throwable e) {
// logger.severe("Could not find NMS block tile entity field!");
field = null;
}
nmsBlock_isTileEntityField = field;
}
public static boolean verify() {
try {
Class.forName("org.bukkit.craftbukkit.v1_4_R1.CraftWorld");
} catch (Throwable e) {
return false;
}
return nmsBlock_isTileEntityField != null;
}
/**
* Create a new instance with a given type ID, data value, and previous
* {@link TileEntityBlock}-implementing object.
*
* @param type block type ID
* @param data data value
* @param tileEntityBlock tile entity block
*/
public MCPCPXNmsBlock(int type, int data, TileEntityBlock tileEntityBlock) {
super(type, data);
nbtData = (NBTTagCompound) fromNative(tileEntityBlock.getNbtData());
}
/**
* Create a new instance with a given type ID, data value, and raw
* {@link NBTTagCompound} copy.
*
* @param type block type ID
* @param data data value
* @param nbtData raw NBT data
*/
public MCPCPXNmsBlock(int type, int data, NBTTagCompound nbtData) {
super(type, data);
this.nbtData = nbtData;
}
/**
* Build a {@link NBTTagCompound} that has valid coordinates.
*
* @param pt coordinates to set
* @return the tag compound
*/
private NBTTagCompound getNmsData(Vector pt) {
if (nbtData == null) {
return null;
}
nbtData.set("x", new NBTTagInt("x", pt.getBlockX()));
nbtData.set("y", new NBTTagInt("y", pt.getBlockY()));
nbtData.set("z", new NBTTagInt("z", pt.getBlockZ()));
return nbtData;
}
@Override
public boolean hasNbtData() {
return nbtData != null;
}
@Override
public String getNbtId() {
if (nbtData == null) {
return "";
}
return nbtData.getString("id");
}
@Override
public CompoundTag getNbtData() {
if (nbtData == null) {
return new CompoundTag(getNbtId(),
new HashMap<String, Tag>());
}
return (CompoundTag) toNative(nbtData);
}
@Override
public void setNbtData(CompoundTag tag) throws DataException {
if (tag == null) {
this.nbtData = null;
}
this.nbtData = (NBTTagCompound) fromNative(tag);
}
/**
* Build an instance from the given information.
*
* @param world world to get the block from
* @param position position to get the block at
* @param type type ID of block
* @param data data value of block
* @return the block, or null
*/
public static MCPCPXNmsBlock get(World world, Vector position, int type, int data) {
if (!hasTileEntity(type)) {
return null;
}
TileEntity te = ((CraftWorld) world).getHandle().getTileEntity(
position.getBlockX(), position.getBlockY(), position.getBlockZ());
if (te != null) {
NBTTagCompound tag = new NBTTagCompound();
te.b(tag); // Load data
return new MCPCPXNmsBlock(type, data, tag);
}
return null;
}
/**
* Set an instance or a {@link TileEntityBlock} to the given position.
*
* @param world world to set the block in
* @param position position to set the block at
* @param block the block to set
* @return true if tile entity data was copied to the world
*/
public static boolean set(World world, Vector position, BaseBlock block) {
NBTTagCompound data = null;
if (!hasTileEntity(world.getBlockTypeIdAt(position.getBlockX(), position.getBlockY(), position.getBlockZ()))) {
return false;
}
if (block instanceof MCPCPXNmsBlock) {
MCPCPXNmsBlock nmsProxyBlock = (MCPCPXNmsBlock) block;
data = nmsProxyBlock.getNmsData(position);
} else if (block instanceof TileEntityBlock) {
MCPCPXNmsBlock nmsProxyBlock = new MCPCPXNmsBlock(
block.getId(), block.getData(), block);
data = nmsProxyBlock.getNmsData(position);
}
if (data != null) {
TileEntity te = ((CraftWorld) world).getHandle().getTileEntity(
position.getBlockX(), position.getBlockY(), position.getBlockZ());
if (te != null) {
te.a(data); // Load data
return true;
}
}
return false;
}
/**
* Tries to set a block 'safely', as in setting the block data to the location, and
* then triggering physics only at the end.
*
* @param world world to set the block in
* @param position position to set the block at
* @param block the block to set
* @param notifyAdjacent true to notify physics and what not
* @return true if block id or data was changed
*/
public static boolean setSafely(BukkitWorld world, Vector position,
Block block, boolean notifyAdjacent) {
int x = position.getBlockX();
int y = position.getBlockY();
int z = position.getBlockZ();
CraftWorld craftWorld = ((CraftWorld) world.getWorld());
boolean changed = craftWorld.getHandle().setRawTypeIdAndData(
x, y, z, block.getId(), block.getData());
if (block instanceof BaseBlock) {
world.copyToWorld(position, (BaseBlock) block);
}
if (changed) {
if (notifyAdjacent) {
craftWorld.getHandle().update(x, y, z, block.getId());
} else {
craftWorld.getHandle().notify(x, y, z);
}
}
return changed;
}
public static boolean hasTileEntity(int type) {
net.minecraft.server.v1_4_R1.Block nmsBlock = getNmsBlock(type);
if (nmsBlock == null) {
return false;
}
try {
return nmsBlock_isTileEntityField.getBoolean(nmsBlock); // Once we have the field stord, gets are fast
} catch (IllegalAccessException e) {
return false;
}
}
public static net.minecraft.server.v1_4_R1.Block getNmsBlock(int type) {
if (type < 0 || type >= net.minecraft.server.v1_4_R1.Block.byId.length) {
return null;
}
return net.minecraft.server.v1_4_R1.Block.byId[type];
}
/**
* Converts from a non-native NMS NBT structure to a native WorldEdit NBT
* structure.
*
* @param foreign non-native NMS NBT structure
* @return native WorldEdit NBT structure
*/
@SuppressWarnings("unchecked")
private static Tag toNative(NBTBase foreign) {
if (foreign == null) {
return null;
}
if (foreign instanceof NBTTagCompound) {
Map<String, Tag> values = new HashMap<String, Tag>();
Collection<Object> foreignValues = null;
if (compoundMapField == null) {
try {
// Method name may change!
foreignValues = ((NBTTagCompound) foreign).c();
} catch (Throwable t) {
try {
// this shouldn't happen here since we are reobfuscating to the correct name
logger.warning("WorldEdit: Couldn't get NBTTagCompound.getLists(), " +
"so we're going to try to get at the 'map' field directly from now on");
if (compoundMapField == null) {
compoundMapField = NBTTagCompound.class.getDeclaredField("map");
compoundMapField.setAccessible(true);
}
} catch (Throwable e) {
// Can't do much beyond this
throw new RuntimeException(e);
}
}
}
if (compoundMapField != null) {
try {
foreignValues = ((HashMap<Object, Object>) compoundMapField.get(foreign)).values();
} catch (Throwable e) {
// Can't do much beyond this
throw new RuntimeException(e);
}
}
for (Object obj : foreignValues) {
NBTBase base = (NBTBase) obj;
values.put(base.getName(), toNative(base));
}
return new CompoundTag(foreign.getName(), values);
} else if (foreign instanceof NBTTagByte) {
return new ByteTag(foreign.getName(), ((NBTTagByte) foreign).data);
} else if (foreign instanceof NBTTagByteArray) {
return new ByteArrayTag(foreign.getName(),
((NBTTagByteArray) foreign).data);
} else if (foreign instanceof NBTTagDouble) {
return new DoubleTag(foreign.getName(),
((NBTTagDouble) foreign).data);
} else if (foreign instanceof NBTTagFloat) {
return new FloatTag(foreign.getName(), ((NBTTagFloat) foreign).data);
} else if (foreign instanceof NBTTagInt) {
return new IntTag(foreign.getName(), ((NBTTagInt) foreign).data);
} else if (foreign instanceof NBTTagIntArray) {
return new IntArrayTag(foreign.getName(),
((NBTTagIntArray) foreign).data);
} else if (foreign instanceof NBTTagList) {
List<Tag> values = new ArrayList<Tag>();
NBTTagList foreignList = (NBTTagList) foreign;
int type = NBTConstants.TYPE_BYTE;
for (int i = 0; i < foreignList.size(); i++) {
NBTBase foreignTag = foreignList.get(i);
values.add(toNative(foreignTag));
type = foreignTag.getTypeId();
}
Class<? extends Tag> cls = NBTConstants.getClassFromType(type);
return new ListTag(foreign.getName(), cls, values);
} else if (foreign instanceof NBTTagLong) {
return new LongTag(foreign.getName(), ((NBTTagLong) foreign).data);
} else if (foreign instanceof NBTTagShort) {
return new ShortTag(foreign.getName(), ((NBTTagShort) foreign).data);
} else if (foreign instanceof NBTTagString) {
return new StringTag(foreign.getName(),
((NBTTagString) foreign).data);
} else if (foreign instanceof NBTTagEnd) {
return new EndTag();
} else {
throw new IllegalArgumentException("Don't know how to make native "
+ foreign.getClass().getCanonicalName());
}
}
/**
* Converts a WorldEdit-native NBT structure to a NMS structure.
*
* @param foreign structure to convert
* @return non-native structure
*/
private static NBTBase fromNative(Tag foreign) {
if (foreign == null) {
return null;
}
if (foreign instanceof CompoundTag) {
NBTTagCompound tag = new NBTTagCompound(foreign.getName());
for (Map.Entry<String, Tag> entry : ((CompoundTag) foreign)
.getValue().entrySet()) {
tag.set(entry.getKey(), fromNative(entry.getValue()));
}
return tag;
} else if (foreign instanceof ByteTag) {
return new NBTTagByte(foreign.getName(),
((ByteTag) foreign).getValue());
} else if (foreign instanceof ByteArrayTag) {
return new NBTTagByteArray(foreign.getName(),
((ByteArrayTag) foreign).getValue());
} else if (foreign instanceof DoubleTag) {
return new NBTTagDouble(foreign.getName(),
((DoubleTag) foreign).getValue());
} else if (foreign instanceof FloatTag) {
return new NBTTagFloat(foreign.getName(),
((FloatTag) foreign).getValue());
} else if (foreign instanceof IntTag) {
return new NBTTagInt(foreign.getName(),
((IntTag) foreign).getValue());
} else if (foreign instanceof IntArrayTag) {
return new NBTTagIntArray(foreign.getName(),
((IntArrayTag) foreign).getValue());
} else if (foreign instanceof ListTag) {
NBTTagList tag = new NBTTagList(foreign.getName());
ListTag foreignList = (ListTag) foreign;
for (Tag t : foreignList.getValue()) {
tag.add(fromNative(t));
}
return tag;
} else if (foreign instanceof LongTag) {
return new NBTTagLong(foreign.getName(),
((LongTag) foreign).getValue());
} else if (foreign instanceof ShortTag) {
return new NBTTagShort(foreign.getName(),
((ShortTag) foreign).getValue());
} else if (foreign instanceof StringTag) {
return new NBTTagString(foreign.getName(),
((StringTag) foreign).getValue());
} else if (foreign instanceof EndTag) {
return new NBTTagEnd();
} else {
throw new IllegalArgumentException("Don't know how to make NMS "
+ foreign.getClass().getCanonicalName());
}
}
public static boolean isValidBlockType(int type) throws NoClassDefFoundError {
return type == 0 || (type >= 1 && type < net.minecraft.server.v1_4_R1.Block.byId.length
&& net.minecraft.server.v1_4_R1.Block.byId[type] != null);
}
}

View File

@ -90,7 +90,7 @@
<dependency> <dependency>
<groupId>org.bukkit</groupId> <groupId>org.bukkit</groupId>
<artifactId>craftbukkit</artifactId> <artifactId>craftbukkit</artifactId>
<version>1.4.6-R0.1</version> <version>1.4.7-R0.1</version>
<scope>compile</scope> <scope>compile</scope>
<optional>true</optional> <optional>true</optional>
</dependency> </dependency>

View File

@ -28,6 +28,7 @@
<include>LICENSE.txt</include> <include>LICENSE.txt</include>
<include>CHANGELOG.txt</include> <include>CHANGELOG.txt</include>
<include>contrib/craftscripts/*</include> <include>contrib/craftscripts/*</include>
<include>contrib/nmsblocks/*.class</include>
</includes> </includes>
</fileSet> </fileSet>
</fileSets> </fileSets>

View File

@ -19,6 +19,11 @@
package com.sk89q.worldedit.bukkit; package com.sk89q.worldedit.bukkit;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.InputStream;
import java.lang.reflect.Method;
import java.net.URL;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.EnumMap; import java.util.EnumMap;
import java.util.HashMap; import java.util.HashMap;
@ -30,6 +35,7 @@ import java.util.UUID;
import java.util.logging.Level; import java.util.logging.Level;
import java.util.logging.Logger; import java.util.logging.Logger;
import org.bukkit.Bukkit;
import org.bukkit.Effect; import org.bukkit.Effect;
import org.bukkit.Location; import org.bukkit.Location;
import org.bukkit.Material; import org.bukkit.Material;
@ -67,6 +73,7 @@ import org.bukkit.entity.Villager;
import org.bukkit.inventory.DoubleChestInventory; import org.bukkit.inventory.DoubleChestInventory;
import org.bukkit.inventory.Inventory; import org.bukkit.inventory.Inventory;
import org.bukkit.inventory.ItemStack; import org.bukkit.inventory.ItemStack;
import org.bukkit.plugin.Plugin;
import com.sk89q.worldedit.BiomeType; import com.sk89q.worldedit.BiomeType;
import com.sk89q.worldedit.BlockVector2D; import com.sk89q.worldedit.BlockVector2D;
@ -92,18 +99,128 @@ import com.sk89q.worldedit.util.TreeGenerator;
public class BukkitWorld extends LocalWorld { public class BukkitWorld extends LocalWorld {
private static final Logger logger = Logger.getLogger(BukkitWorld.class.getCanonicalName()); private static final Logger logger = WorldEdit.logger;
private World world; private World world;
private boolean skipNmsAccess = false; private boolean skipNmsAccess = false;
private boolean skipNmsSafeSet = false; private boolean skipNmsSafeSet = false;
private boolean skipNmsValidBlockCheck = false; private boolean skipNmsValidBlockCheck = false;
/*
* holder for the nmsblock class that we should use
*/
private static Class<? extends NmsBlock> nmsBlockType;
private static Method nmsSetMethod;
private static Method nmsValidBlockMethod;
private static Method nmsGetMethod;
private static Method nmsSetSafeMethod;
/** /**
* Construct the object. * Construct the object.
* @param world * @param world
*/ */
public BukkitWorld(World world) { public BukkitWorld(World world) {
this.world = world; this.world = world;
// check if we have a class we can use for nms access
if (nmsBlockType != null) return;
Plugin plugin = Bukkit.getPluginManager().getPlugin("WorldEdit");
if (!(plugin instanceof WorldEditPlugin)) return; // hopefully never happens
WorldEditPlugin wePlugin = ((WorldEditPlugin) plugin);
File nmsBlocksDir = new File(wePlugin.getDataFolder() + File.separator + "nmsblocks" + File.separator);
if (nmsBlocksDir.listFiles() == null) { // no files to use
skipNmsAccess = true; skipNmsSafeSet = true; skipNmsValidBlockCheck = true;
return;
}
try {
NmsBlockClassLoader loader = new NmsBlockClassLoader(BukkitWorld.class.getClassLoader(), nmsBlocksDir);
String filename;
for (File f : nmsBlocksDir.listFiles()) {
if (!f.isFile()) continue;
filename = f.getName();
Class<?> testBlock = loader.loadClass("CL-NMS" + filename);
filename = filename.replaceFirst(".class$", ""); // get rid of extension
if (NmsBlock.class.isAssignableFrom(testBlock)) {
// got a NmsBlock, test it now
Class<? extends NmsBlock> nmsClass = (Class<? extends NmsBlock>) testBlock;
boolean canUse = false;
try {
canUse = (Boolean) nmsClass.getMethod("verify", null).invoke(null, null);
} catch (Throwable e) {
continue;
}
if (!canUse) continue; // not for this server
nmsBlockType = nmsClass;
nmsSetMethod = nmsBlockType.getMethod("set", World.class, Vector.class, BaseBlock.class);
nmsValidBlockMethod = nmsBlockType.getMethod("isValidBlockType", int.class);
nmsGetMethod = nmsBlockType.getMethod("get", World.class, Vector.class, int.class, int.class);
nmsSetSafeMethod = nmsBlockType.getMethod("setSafely",
BukkitWorld.class, Vector.class, com.sk89q.worldedit.foundation.Block.class, boolean.class);
// phew
break;
}
}
if (nmsBlockType != null) {
// logger.info("Found nms block class, using: " + nmsBlockType);
} else {
// try our default
try {
nmsBlockType = (Class<? extends NmsBlock>) Class.forName("com.sk89q.worldedit.bukkit.DefaultNmsBlock");
boolean canUse = (Boolean) nmsBlockType.getMethod("verify", null).invoke(null, null);
if (canUse) {
nmsSetMethod = nmsBlockType.getMethod("set", World.class, Vector.class, BaseBlock.class);
nmsValidBlockMethod = nmsBlockType.getMethod("isValidBlockType", int.class);
nmsGetMethod = nmsBlockType.getMethod("get", World.class, Vector.class, int.class, int.class);
nmsSetSafeMethod = nmsBlockType.getMethod("setSafely",
BukkitWorld.class, Vector.class, com.sk89q.worldedit.foundation.Block.class, boolean.class);
logger.info("[WorldEdit] Using inbuilt NmsBlock for this version of WorldEdit.");
}
} catch (Throwable e) {
// OMG DEVS WAI U NO SUPPORT <xyz> SERVER
skipNmsAccess = true; skipNmsSafeSet = true; skipNmsValidBlockCheck = true;
logger.warning("[WorldEdit] No compatible nms block class found.");
}
}
} catch (Throwable e) {
logger.warning("[WorldEdit] Unable to load NmsBlock classes, make sure they are installed correctly.");
e.printStackTrace();
skipNmsAccess = true; skipNmsSafeSet = true; skipNmsValidBlockCheck = true;
}
}
private class NmsBlockClassLoader extends ClassLoader {
public File searchDir;
public NmsBlockClassLoader(ClassLoader parent, File searchDir) {
super(parent);
this.searchDir = searchDir;
}
@Override
public Class<?> loadClass(String name) throws ClassNotFoundException {
if (!name.startsWith("CL-NMS")) {
return super.loadClass(name);
} else {
name = name.replace("CL-NMS", ""); // hacky lol
}
try {
URL url = new File(searchDir, name).toURI().toURL();
InputStream input = url.openConnection().getInputStream();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
int data = input.read();
while (data != -1) {
buffer.write(data);
data = input.read();
}
input.close();
byte[] classData = buffer.toByteArray();
return defineClass(name.replaceFirst(".class$", ""), classData, 0, classData.length);
} catch (Throwable e) {
e.printStackTrace();
throw new ClassNotFoundException();
}
}
} }
/** /**
@ -455,7 +572,7 @@ public class BukkitWorld extends LocalWorld {
if (!skipNmsAccess) { if (!skipNmsAccess) {
try { try {
return NmsBlock.set(world, pt, block); return (Boolean) nmsSetMethod.invoke(null, world, pt, block);
} catch (Throwable t) { } catch (Throwable t) {
logger.log(Level.WARNING, "WorldEdit: Failed to do NMS access for direct NBT data copy", t); logger.log(Level.WARNING, "WorldEdit: Failed to do NMS access for direct NBT data copy", t);
skipNmsAccess = true; skipNmsAccess = true;
@ -1064,7 +1181,7 @@ public class BukkitWorld extends LocalWorld {
public boolean isValidBlockType(int type) { public boolean isValidBlockType(int type) {
if (!skipNmsValidBlockCheck) { if (!skipNmsValidBlockCheck) {
try { try {
return NmsBlock.isValidBlockType(type); return (Boolean) nmsValidBlockMethod.invoke(null, type);
} catch (Throwable e) { } catch (Throwable e) {
skipNmsValidBlockCheck = true; skipNmsValidBlockCheck = true;
} }
@ -1180,7 +1297,8 @@ public class BukkitWorld extends LocalWorld {
default: default:
if (!skipNmsAccess) { if (!skipNmsAccess) {
try { try {
NmsBlock block = NmsBlock.get(world, pt, type, data); NmsBlock block = null;
block = (NmsBlock) nmsGetMethod.invoke(null, getWorld(), pt, type, data);
if (block != null) { if (block != null) {
return block; return block;
} }
@ -1199,10 +1317,9 @@ public class BukkitWorld extends LocalWorld {
public boolean setBlock(Vector pt, com.sk89q.worldedit.foundation.Block block, boolean notifyAdjacent) { public boolean setBlock(Vector pt, com.sk89q.worldedit.foundation.Block block, boolean notifyAdjacent) {
if (!skipNmsSafeSet) { if (!skipNmsSafeSet) {
try { try {
return NmsBlock.setSafely(this, pt, block, notifyAdjacent); return (Boolean) nmsSetSafeMethod.invoke(null, this, pt, block, notifyAdjacent);
} catch (Throwable t) { } catch (Throwable t) {
logger.log(Level.WARNING, logger.log(Level.WARNING, "WorldEdit: Failed to do NMS safe block set", t);
"WorldEdit: Failed to do NMS safe block set", t);
skipNmsSafeSet = true; skipNmsSafeSet = true;
} }
} }

View File

@ -0,0 +1,446 @@
package com.sk89q.worldedit.bukkit;
// $Id$
/*
* This file is a part of WorldEdit.
* Copyright (c) sk89q <http://www.sk89q.com>
* Copyright (c) the 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
* (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
* GNU 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/>.
*/
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.logging.Logger;
import net.minecraft.server.v1_4_R1.NBTBase;
import net.minecraft.server.v1_4_R1.NBTTagByte;
import net.minecraft.server.v1_4_R1.NBTTagByteArray;
import net.minecraft.server.v1_4_R1.NBTTagCompound;
import net.minecraft.server.v1_4_R1.NBTTagDouble;
import net.minecraft.server.v1_4_R1.NBTTagEnd;
import net.minecraft.server.v1_4_R1.NBTTagFloat;
import net.minecraft.server.v1_4_R1.NBTTagInt;
import net.minecraft.server.v1_4_R1.NBTTagIntArray;
import net.minecraft.server.v1_4_R1.NBTTagList;
import net.minecraft.server.v1_4_R1.NBTTagLong;
import net.minecraft.server.v1_4_R1.NBTTagShort;
import net.minecraft.server.v1_4_R1.NBTTagString;
import net.minecraft.server.v1_4_R1.TileEntity;
import org.bukkit.World;
import org.bukkit.craftbukkit.v1_4_R1.CraftWorld;
import com.sk89q.jnbt.ByteArrayTag;
import com.sk89q.jnbt.ByteTag;
import com.sk89q.jnbt.CompoundTag;
import com.sk89q.jnbt.DoubleTag;
import com.sk89q.jnbt.EndTag;
import com.sk89q.jnbt.FloatTag;
import com.sk89q.jnbt.IntArrayTag;
import com.sk89q.jnbt.IntTag;
import com.sk89q.jnbt.ListTag;
import com.sk89q.jnbt.LongTag;
import com.sk89q.jnbt.NBTConstants;
import com.sk89q.jnbt.ShortTag;
import com.sk89q.jnbt.StringTag;
import com.sk89q.jnbt.Tag;
import com.sk89q.worldedit.Vector;
import com.sk89q.worldedit.WorldEdit;
import com.sk89q.worldedit.blocks.BaseBlock;
import com.sk89q.worldedit.blocks.TileEntityBlock;
import com.sk89q.worldedit.data.DataException;
import com.sk89q.worldedit.foundation.Block;
/**
* A blind handler of blocks with TileEntity data that directly access Minecraft's
* classes through CraftBukkit.
* </p>
* Usage of this class may break terribly in the future, and therefore usage should
* be trapped in a handler for {@link Throwable}.
*/
public class DefaultNmsBlock extends NmsBlock {
private static final Logger logger = WorldEdit.logger;
private static Field compoundMapField;
private static final Field nmsBlock_isTileEntityField; // The field is deobfuscated but the method isn't. No idea why.
private NBTTagCompound nbtData = null;
static {
Field field;
try {
field = net.minecraft.server.v1_4_R1.Block.class.getDeclaredField("isTileEntity");
field.setAccessible(true);
} catch (NoSuchFieldException e) {
// logger.severe("Could not find NMS block tile entity field!");
field = null;
}
nmsBlock_isTileEntityField = field;
}
public static boolean verify() {
return nmsBlock_isTileEntityField != null;
}
/**
* Create a new instance with a given type ID, data value, and previous
* {@link TileEntityBlock}-implementing object.
*
* @param type block type ID
* @param data data value
* @param tileEntityBlock tile entity block
*/
public DefaultNmsBlock(int type, int data, TileEntityBlock tileEntityBlock) {
super(type, data);
nbtData = (NBTTagCompound) fromNative(tileEntityBlock.getNbtData());
}
/**
* Create a new instance with a given type ID, data value, and raw
* {@link NBTTagCompound} copy.
*
* @param type block type ID
* @param data data value
* @param nbtData raw NBT data
*/
public DefaultNmsBlock(int type, int data, NBTTagCompound nbtData) {
super(type, data);
this.nbtData = nbtData;
}
/**
* Build a {@link NBTTagCompound} that has valid coordinates.
*
* @param pt coordinates to set
* @return the tag compound
*/
private NBTTagCompound getNmsData(Vector pt) {
if (nbtData == null) {
return null;
}
nbtData.set("x", new NBTTagInt("x", pt.getBlockX()));
nbtData.set("y", new NBTTagInt("y", pt.getBlockY()));
nbtData.set("z", new NBTTagInt("z", pt.getBlockZ()));
return nbtData;
}
@Override
public boolean hasNbtData() {
return nbtData != null;
}
@Override
public String getNbtId() {
if (nbtData == null) {
return "";
}
return nbtData.getString("id");
}
@Override
public CompoundTag getNbtData() {
if (nbtData == null) {
return new CompoundTag(getNbtId(),
new HashMap<String, Tag>());
}
return (CompoundTag) toNative(nbtData);
}
@Override
public void setNbtData(CompoundTag tag) throws DataException {
if (tag == null) {
this.nbtData = null;
}
this.nbtData = (NBTTagCompound) fromNative(tag);
}
/**
* Build an instance from the given information.
*
* @param world world to get the block from
* @param position position to get the block at
* @param type type ID of block
* @param data data value of block
* @return the block, or null
*/
public static DefaultNmsBlock get(World world, Vector position, int type, int data) {
if (!hasTileEntity(type)) {
return null;
}
TileEntity te = ((CraftWorld) world).getHandle().getTileEntity(
position.getBlockX(), position.getBlockY(), position.getBlockZ());
if (te != null) {
NBTTagCompound tag = new NBTTagCompound();
te.b(tag); // Load data
return new DefaultNmsBlock(type, data, tag);
}
return null;
}
/**
* Set an instance or a {@link TileEntityBlock} to the given position.
*
* @param world world to set the block in
* @param position position to set the block at
* @param block the block to set
* @return true if tile entity data was copied to the world
*/
public static boolean set(World world, Vector position, BaseBlock block) {
NBTTagCompound data = null;
if (!hasTileEntity(world.getBlockTypeIdAt(position.getBlockX(), position.getBlockY(), position.getBlockZ()))) {
return false;
}
if (block instanceof DefaultNmsBlock) {
DefaultNmsBlock nmsProxyBlock = (DefaultNmsBlock) block;
data = nmsProxyBlock.getNmsData(position);
} else if (block instanceof TileEntityBlock) {
DefaultNmsBlock nmsProxyBlock = new DefaultNmsBlock(
block.getId(), block.getData(), block);
data = nmsProxyBlock.getNmsData(position);
}
if (data != null) {
TileEntity te = ((CraftWorld) world).getHandle().getTileEntity(
position.getBlockX(), position.getBlockY(), position.getBlockZ());
if (te != null) {
te.a(data); // Load data
return true;
}
}
return false;
}
/**
* Tries to set a block 'safely', as in setting the block data to the location, and
* then triggering physics only at the end.
*
* @param world world to set the block in
* @param position position to set the block at
* @param block the block to set
* @param notifyAdjacent true to notify physics and what not
* @return true if block id or data was changed
*/
public static boolean setSafely(BukkitWorld world, Vector position,
Block block, boolean notifyAdjacent) {
int x = position.getBlockX();
int y = position.getBlockY();
int z = position.getBlockZ();
CraftWorld craftWorld = ((CraftWorld) world.getWorld());
boolean changed = craftWorld.getHandle().setRawTypeIdAndData(
x, y, z, block.getId(), block.getData());
if (block instanceof BaseBlock) {
world.copyToWorld(position, (BaseBlock) block);
}
if (changed) {
if (notifyAdjacent) {
craftWorld.getHandle().update(x, y, z, block.getId());
} else {
craftWorld.getHandle().notify(x, y, z);
}
}
return changed;
}
public static boolean hasTileEntity(int type) {
net.minecraft.server.v1_4_R1.Block nmsBlock = getNmsBlock(type);
if (nmsBlock == null) {
return false;
}
try {
return nmsBlock_isTileEntityField.getBoolean(nmsBlock); // Once we have the field stord, gets are fast
} catch (IllegalAccessException e) {
return false;
}
}
public static net.minecraft.server.v1_4_R1.Block getNmsBlock(int type) {
if (type < 0 || type >= net.minecraft.server.v1_4_R1.Block.byId.length) {
return null;
}
return net.minecraft.server.v1_4_R1.Block.byId[type];
}
/**
* Converts from a non-native NMS NBT structure to a native WorldEdit NBT
* structure.
*
* @param foreign non-native NMS NBT structure
* @return native WorldEdit NBT structure
*/
@SuppressWarnings("unchecked")
private static Tag toNative(NBTBase foreign) {
if (foreign == null) {
return null;
}
if (foreign instanceof NBTTagCompound) {
Map<String, Tag> values = new HashMap<String, Tag>();
Collection<Object> foreignValues = null;
if (compoundMapField == null) {
try {
// Method name may change!
foreignValues = ((NBTTagCompound) foreign).c();
} catch (Throwable t) {
try {
logger.warning("WorldEdit: Couldn't get NBTTagCompound.c(), " +
"so we're going to try to get at the 'map' field directly from now on");
if (compoundMapField == null) {
compoundMapField = NBTTagCompound.class.getDeclaredField("map");
compoundMapField.setAccessible(true);
}
} catch (Throwable e) {
// Can't do much beyond this
throw new RuntimeException(e);
}
}
}
if (compoundMapField != null) {
try {
foreignValues = ((HashMap<Object, Object>) compoundMapField.get(foreign)).values();
} catch (Throwable e) {
// Can't do much beyond this
throw new RuntimeException(e);
}
}
for (Object obj : foreignValues) {
NBTBase base = (NBTBase) obj;
values.put(base.getName(), toNative(base));
}
return new CompoundTag(foreign.getName(), values);
} else if (foreign instanceof NBTTagByte) {
return new ByteTag(foreign.getName(), ((NBTTagByte) foreign).data);
} else if (foreign instanceof NBTTagByteArray) {
return new ByteArrayTag(foreign.getName(),
((NBTTagByteArray) foreign).data);
} else if (foreign instanceof NBTTagDouble) {
return new DoubleTag(foreign.getName(),
((NBTTagDouble) foreign).data);
} else if (foreign instanceof NBTTagFloat) {
return new FloatTag(foreign.getName(), ((NBTTagFloat) foreign).data);
} else if (foreign instanceof NBTTagInt) {
return new IntTag(foreign.getName(), ((NBTTagInt) foreign).data);
} else if (foreign instanceof NBTTagIntArray) {
return new IntArrayTag(foreign.getName(),
((NBTTagIntArray) foreign).data);
} else if (foreign instanceof NBTTagList) {
List<Tag> values = new ArrayList<Tag>();
NBTTagList foreignList = (NBTTagList) foreign;
int type = NBTConstants.TYPE_BYTE;
for (int i = 0; i < foreignList.size(); i++) {
NBTBase foreignTag = foreignList.get(i);
values.add(toNative(foreignTag));
type = foreignTag.getTypeId();
}
Class<? extends Tag> cls = NBTConstants.getClassFromType(type);
return new ListTag(foreign.getName(), cls, values);
} else if (foreign instanceof NBTTagLong) {
return new LongTag(foreign.getName(), ((NBTTagLong) foreign).data);
} else if (foreign instanceof NBTTagShort) {
return new ShortTag(foreign.getName(), ((NBTTagShort) foreign).data);
} else if (foreign instanceof NBTTagString) {
return new StringTag(foreign.getName(),
((NBTTagString) foreign).data);
} else if (foreign instanceof NBTTagEnd) {
return new EndTag();
} else {
throw new IllegalArgumentException("Don't know how to make native "
+ foreign.getClass().getCanonicalName());
}
}
/**
* Converts a WorldEdit-native NBT structure to a NMS structure.
*
* @param foreign structure to convert
* @return non-native structure
*/
private static NBTBase fromNative(Tag foreign) {
if (foreign == null) {
return null;
}
if (foreign instanceof CompoundTag) {
NBTTagCompound tag = new NBTTagCompound(foreign.getName());
for (Map.Entry<String, Tag> entry : ((CompoundTag) foreign)
.getValue().entrySet()) {
tag.set(entry.getKey(), fromNative(entry.getValue()));
}
return tag;
} else if (foreign instanceof ByteTag) {
return new NBTTagByte(foreign.getName(),
((ByteTag) foreign).getValue());
} else if (foreign instanceof ByteArrayTag) {
return new NBTTagByteArray(foreign.getName(),
((ByteArrayTag) foreign).getValue());
} else if (foreign instanceof DoubleTag) {
return new NBTTagDouble(foreign.getName(),
((DoubleTag) foreign).getValue());
} else if (foreign instanceof FloatTag) {
return new NBTTagFloat(foreign.getName(),
((FloatTag) foreign).getValue());
} else if (foreign instanceof IntTag) {
return new NBTTagInt(foreign.getName(),
((IntTag) foreign).getValue());
} else if (foreign instanceof IntArrayTag) {
return new NBTTagIntArray(foreign.getName(),
((IntArrayTag) foreign).getValue());
} else if (foreign instanceof ListTag) {
NBTTagList tag = new NBTTagList(foreign.getName());
ListTag foreignList = (ListTag) foreign;
for (Tag t : foreignList.getValue()) {
tag.add(fromNative(t));
}
return tag;
} else if (foreign instanceof LongTag) {
return new NBTTagLong(foreign.getName(),
((LongTag) foreign).getValue());
} else if (foreign instanceof ShortTag) {
return new NBTTagShort(foreign.getName(),
((ShortTag) foreign).getValue());
} else if (foreign instanceof StringTag) {
return new NBTTagString(foreign.getName(),
((StringTag) foreign).getValue());
} else if (foreign instanceof EndTag) {
return new NBTTagEnd();
} else {
throw new IllegalArgumentException("Don't know how to make NMS "
+ foreign.getClass().getCanonicalName());
}
}
public static boolean isValidBlockType(int type) throws NoClassDefFoundError {
return type == 0 || (type >= 1 && type < net.minecraft.server.v1_4_R1.Block.byId.length
&& net.minecraft.server.v1_4_R1.Block.byId[type] != null);
}
}

View File

@ -1,442 +1,42 @@
// $Id$
/*
* This file is a part of WorldEdit.
* Copyright (c) sk89q <http://www.sk89q.com>
* Copyright (c) the 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
* (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
* GNU 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; package com.sk89q.worldedit.bukkit;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.logging.Logger;
import net.minecraft.server.v1_4_6.NBTBase;
import net.minecraft.server.v1_4_6.NBTTagByte;
import net.minecraft.server.v1_4_6.NBTTagByteArray;
import net.minecraft.server.v1_4_6.NBTTagCompound;
import net.minecraft.server.v1_4_6.NBTTagDouble;
import net.minecraft.server.v1_4_6.NBTTagEnd;
import net.minecraft.server.v1_4_6.NBTTagFloat;
import net.minecraft.server.v1_4_6.NBTTagInt;
import net.minecraft.server.v1_4_6.NBTTagIntArray;
import net.minecraft.server.v1_4_6.NBTTagList;
import net.minecraft.server.v1_4_6.NBTTagLong;
import net.minecraft.server.v1_4_6.NBTTagShort;
import net.minecraft.server.v1_4_6.NBTTagString;
import net.minecraft.server.v1_4_6.TileEntity;
import org.bukkit.World; import org.bukkit.World;
import org.bukkit.craftbukkit.v1_4_6.CraftWorld;
import com.sk89q.jnbt.ByteArrayTag;
import com.sk89q.jnbt.ByteTag;
import com.sk89q.jnbt.CompoundTag;
import com.sk89q.jnbt.DoubleTag;
import com.sk89q.jnbt.EndTag;
import com.sk89q.jnbt.FloatTag;
import com.sk89q.jnbt.IntArrayTag;
import com.sk89q.jnbt.IntTag;
import com.sk89q.jnbt.ListTag;
import com.sk89q.jnbt.LongTag;
import com.sk89q.jnbt.NBTConstants;
import com.sk89q.jnbt.ShortTag;
import com.sk89q.jnbt.StringTag;
import com.sk89q.jnbt.Tag;
import com.sk89q.worldedit.Vector; import com.sk89q.worldedit.Vector;
import com.sk89q.worldedit.blocks.BaseBlock; import com.sk89q.worldedit.blocks.BaseBlock;
import com.sk89q.worldedit.blocks.TileEntityBlock;
import com.sk89q.worldedit.data.DataException;
import com.sk89q.worldedit.foundation.Block; import com.sk89q.worldedit.foundation.Block;
/** public abstract class NmsBlock extends BaseBlock {
* A blind handler of blocks with TileEntity data that directly access Minecraft's
* classes through CraftBukkit.
* </p>
* Usage of this class may break terribly in the future, and therefore usage should
* be trapped in a handler for {@link Throwable}.
*/
class NmsBlock extends BaseBlock implements TileEntityBlock {
private static final Logger logger = Logger.getLogger(NmsBlock.class.getCanonicalName()); protected NmsBlock(int type) {
private static Field compoundMapField; super(type);
private static final Field nmsBlock_isTileEntityField; // The field is deobfuscated but the method isn't. No idea why.
private NBTTagCompound nbtData = null;
static {
Field field;
try {
field = net.minecraft.server.v1_4_6.Block.class.getDeclaredField("isTileEntity");
field.setAccessible(true);
} catch (NoSuchFieldException e) {
logger.severe("Could not find NMS block tile entity field!");
field = null;
}
nmsBlock_isTileEntityField = field;
} }
/** protected NmsBlock(int type, int data) {
* Create a new instance with a given type ID, data value, and previous
* {@link TileEntityBlock}-implementing object.
*
* @param type block type ID
* @param data data value
* @param tileEntityBlock tile entity block
*/
public NmsBlock(int type, int data, TileEntityBlock tileEntityBlock) {
super(type, data); super(type, data);
nbtData = (NBTTagCompound) fromNative(tileEntityBlock.getNbtData());
} }
/** public static boolean verify() {
* Create a new instance with a given type ID, data value, and raw
* {@link NBTTagCompound} copy.
*
* @param type block type ID
* @param data data value
* @param nbtData raw NBT data
*/
public NmsBlock(int type, int data, NBTTagCompound nbtData) {
super(type, data);
this.nbtData = nbtData;
}
/**
* Build a {@link NBTTagCompound} that has valid coordinates.
*
* @param pt coordinates to set
* @return the tag compound
*/
private NBTTagCompound getNmsData(Vector pt) {
if (nbtData == null) {
return null;
}
nbtData.set("x", new NBTTagInt("x", pt.getBlockX()));
nbtData.set("y", new NBTTagInt("y", pt.getBlockY()));
nbtData.set("z", new NBTTagInt("z", pt.getBlockZ()));
return nbtData;
}
@Override
public boolean hasNbtData() {
return nbtData != null;
}
@Override
public String getNbtId() {
if (nbtData == null) {
return "";
}
return nbtData.getString("id");
}
@Override
public CompoundTag getNbtData() {
if (nbtData == null) {
return new CompoundTag(getNbtId(),
new HashMap<String, Tag>());
}
return (CompoundTag) toNative(nbtData);
}
@Override
public void setNbtData(CompoundTag tag) throws DataException {
if (tag == null) {
this.nbtData = null;
}
this.nbtData = (NBTTagCompound) fromNative(tag);
}
/**
* Build an instance from the given information.
*
* @param world world to get the block from
* @param position position to get the block at
* @param type type ID of block
* @param data data value of block
* @return the block, or null
*/
public static NmsBlock get(World world, Vector position, int type, int data) {
if (!hasTileEntity(type)) {
return null;
}
TileEntity te = ((CraftWorld) world).getHandle().getTileEntity(
position.getBlockX(), position.getBlockY(), position.getBlockZ());
if (te != null) {
NBTTagCompound tag = new NBTTagCompound();
te.b(tag); // Load data
return new NmsBlock(type, data, tag);
}
return null;
}
/**
* Set an instance or a {@link TileEntityBlock} to the given position.
*
* @param world world to set the block in
* @param position position to set the block at
* @param block the block to set
* @return true if tile entity data was copied to the world
*/
public static boolean set(World world, Vector position, BaseBlock block) {
NBTTagCompound data = null;
if (!hasTileEntity(world.getBlockTypeIdAt(position.getBlockX(), position.getBlockY(), position.getBlockZ()))) {
return false; return false;
} }
if (block instanceof NmsBlock) { public static NmsBlock get(World world, Vector vector, int type, int data) {
NmsBlock nmsProxyBlock = (NmsBlock) block; return null;
data = nmsProxyBlock.getNmsData(position);
} else if (block instanceof TileEntityBlock) {
NmsBlock nmsProxyBlock = new NmsBlock(
block.getType(), block.getData(), block);
data = nmsProxyBlock.getNmsData(position);
}
if (data != null) {
TileEntity te = ((CraftWorld) world).getHandle().getTileEntity(
position.getBlockX(), position.getBlockY(), position.getBlockZ());
if (te != null) {
te.a(data); // Load data
return true;
}
} }
public static boolean set(World world, Vector vector, Block block) {
return false; return false;
} }
/** public static boolean setSafely(World world, Vector vector, Block block, boolean notify) {
* Tries to set a block 'safely', as in setting the block data to the location, and return false;
* then triggering physics only at the end.
*
* @param world world to set the block in
* @param position position to set the block at
* @param block the block to set
* @param notifyAdjacent true to notify physics and what not
* @return true if block id or data was changed
*/
public static boolean setSafely(BukkitWorld world, Vector position,
Block block, boolean notifyAdjacent) {
int x = position.getBlockX();
int y = position.getBlockY();
int z = position.getBlockZ();
CraftWorld craftWorld = ((CraftWorld) world.getWorld());
boolean changed = craftWorld.getHandle().setRawTypeIdAndData(
x, y, z, block.getId(), block.getData());
if (block instanceof BaseBlock) {
world.copyToWorld(position, (BaseBlock) block);
}
if (changed) {
if (notifyAdjacent) {
craftWorld.getHandle().update(x, y, z, block.getId());
} else {
craftWorld.getHandle().notify(x, y, z);
}
}
return changed;
} }
public static boolean hasTileEntity(int type) { public static boolean hasTileEntity(int type) {
net.minecraft.server.v1_4_6.Block nmsBlock = getNmsBlock(type);
if (nmsBlock == null) {
return false; return false;
} }
try { public static boolean isValidBlockType(int type) {
return nmsBlock_isTileEntityField.getBoolean(nmsBlock); // Once we have the field stord, gets are fast
} catch (IllegalAccessException e) {
return false; return false;
} }
}
public static net.minecraft.server.v1_4_6.Block getNmsBlock(int type) {
if (type < 0 || type >= net.minecraft.server.v1_4_6.Block.byId.length) {
return null;
}
return net.minecraft.server.v1_4_6.Block.byId[type];
}
/**
* Converts from a non-native NMS NBT structure to a native WorldEdit NBT
* structure.
*
* @param foreign non-native NMS NBT structure
* @return native WorldEdit NBT structure
*/
@SuppressWarnings("unchecked")
private static Tag toNative(NBTBase foreign) {
if (foreign == null) {
return null;
}
if (foreign instanceof NBTTagCompound) {
Map<String, Tag> values = new HashMap<String, Tag>();
Collection<Object> foreignValues = null;
if (compoundMapField == null) {
try {
// Method name may change!
foreignValues = ((NBTTagCompound) foreign).c();
} catch (Throwable t) {
try {
logger.warning("WorldEdit: Couldn't get NBTTagCompound.c(), " +
"so we're going to try to get at the 'map' field directly from now on");
if (compoundMapField == null) {
compoundMapField = NBTTagCompound.class.getDeclaredField("map");
compoundMapField.setAccessible(true);
}
} catch (Throwable e) {
// Can't do much beyond this
throw new RuntimeException(e);
}
}
}
if (compoundMapField != null) {
try {
foreignValues = ((HashMap<Object, Object>) compoundMapField.get(foreign)).values();
} catch (Throwable e) {
// Can't do much beyond this
throw new RuntimeException(e);
}
}
for (Object obj : foreignValues) {
NBTBase base = (NBTBase) obj;
values.put(base.getName(), toNative(base));
}
return new CompoundTag(foreign.getName(), values);
} else if (foreign instanceof NBTTagByte) {
return new ByteTag(foreign.getName(), ((NBTTagByte) foreign).data);
} else if (foreign instanceof NBTTagByteArray) {
return new ByteArrayTag(foreign.getName(),
((NBTTagByteArray) foreign).data);
} else if (foreign instanceof NBTTagDouble) {
return new DoubleTag(foreign.getName(),
((NBTTagDouble) foreign).data);
} else if (foreign instanceof NBTTagFloat) {
return new FloatTag(foreign.getName(), ((NBTTagFloat) foreign).data);
} else if (foreign instanceof NBTTagInt) {
return new IntTag(foreign.getName(), ((NBTTagInt) foreign).data);
} else if (foreign instanceof NBTTagIntArray) {
return new IntArrayTag(foreign.getName(),
((NBTTagIntArray) foreign).data);
} else if (foreign instanceof NBTTagList) {
List<Tag> values = new ArrayList<Tag>();
NBTTagList foreignList = (NBTTagList) foreign;
int type = NBTConstants.TYPE_BYTE;
for (int i = 0; i < foreignList.size(); i++) {
NBTBase foreignTag = foreignList.get(i);
values.add(toNative(foreignTag));
type = foreignTag.getTypeId();
}
Class<? extends Tag> cls = NBTConstants.getClassFromType(type);
return new ListTag(foreign.getName(), cls, values);
} else if (foreign instanceof NBTTagLong) {
return new LongTag(foreign.getName(), ((NBTTagLong) foreign).data);
} else if (foreign instanceof NBTTagShort) {
return new ShortTag(foreign.getName(), ((NBTTagShort) foreign).data);
} else if (foreign instanceof NBTTagString) {
return new StringTag(foreign.getName(),
((NBTTagString) foreign).data);
} else if (foreign instanceof NBTTagEnd) {
return new EndTag();
} else {
throw new IllegalArgumentException("Don't know how to make native "
+ foreign.getClass().getCanonicalName());
}
}
/**
* Converts a WorldEdit-native NBT structure to a NMS structure.
*
* @param foreign structure to convert
* @return non-native structure
*/
private static NBTBase fromNative(Tag foreign) {
if (foreign == null) {
return null;
}
if (foreign instanceof CompoundTag) {
NBTTagCompound tag = new NBTTagCompound(foreign.getName());
for (Map.Entry<String, Tag> entry : ((CompoundTag) foreign)
.getValue().entrySet()) {
tag.set(entry.getKey(), fromNative(entry.getValue()));
}
return tag;
} else if (foreign instanceof ByteTag) {
return new NBTTagByte(foreign.getName(),
((ByteTag) foreign).getValue());
} else if (foreign instanceof ByteArrayTag) {
return new NBTTagByteArray(foreign.getName(),
((ByteArrayTag) foreign).getValue());
} else if (foreign instanceof DoubleTag) {
return new NBTTagDouble(foreign.getName(),
((DoubleTag) foreign).getValue());
} else if (foreign instanceof FloatTag) {
return new NBTTagFloat(foreign.getName(),
((FloatTag) foreign).getValue());
} else if (foreign instanceof IntTag) {
return new NBTTagInt(foreign.getName(),
((IntTag) foreign).getValue());
} else if (foreign instanceof IntArrayTag) {
return new NBTTagIntArray(foreign.getName(),
((IntArrayTag) foreign).getValue());
} else if (foreign instanceof ListTag) {
NBTTagList tag = new NBTTagList(foreign.getName());
ListTag foreignList = (ListTag) foreign;
for (Tag t : foreignList.getValue()) {
tag.add(fromNative(t));
}
return tag;
} else if (foreign instanceof LongTag) {
return new NBTTagLong(foreign.getName(),
((LongTag) foreign).getValue());
} else if (foreign instanceof ShortTag) {
return new NBTTagShort(foreign.getName(),
((ShortTag) foreign).getValue());
} else if (foreign instanceof StringTag) {
return new NBTTagString(foreign.getName(),
((StringTag) foreign).getValue());
} else if (foreign instanceof EndTag) {
return new NBTTagEnd();
} else {
throw new IllegalArgumentException("Don't know how to make NMS "
+ foreign.getClass().getCanonicalName());
}
}
public static boolean isValidBlockType(int type) throws NoClassDefFoundError {
return type == 0 || (type >= 1 && type < net.minecraft.server.v1_4_6.Block.byId.length
&& net.minecraft.server.v1_4_6.Block.byId[type] != null);
}
} }

View File

@ -28,6 +28,7 @@ import java.util.jar.JarFile;
import java.util.logging.Handler; import java.util.logging.Handler;
import java.util.zip.ZipEntry; import java.util.zip.ZipEntry;
import org.bukkit.Bukkit;
import org.bukkit.World; import org.bukkit.World;
import org.bukkit.command.CommandSender; import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player; import org.bukkit.entity.Player;
@ -95,6 +96,7 @@ public class WorldEditPlugin extends JavaPlugin {
// Make the data folders that WorldEdit uses // Make the data folders that WorldEdit uses
getDataFolder().mkdirs(); getDataFolder().mkdirs();
new File(getDataFolder() + File.separator + "nmsblocks").mkdir();
// Create the default configuration file // Create the default configuration file
createDefaultConfiguration("config.yml"); createDefaultConfiguration("config.yml");
@ -110,15 +112,16 @@ public class WorldEditPlugin extends JavaPlugin {
// Setup interfaces // Setup interfaces
server = new BukkitServerInterface(this, getServer()); server = new BukkitServerInterface(this, getServer());
controller = new WorldEdit(server, config); controller = new WorldEdit(server, config);
WorldEdit.getInstance().logger.setParent(Bukkit.getLogger());
api = new WorldEditAPI(this); api = new WorldEditAPI(this);
getServer().getMessenger().registerIncomingPluginChannel(this, CUI_PLUGIN_CHANNEL, new CUIChannelListener(this)); getServer().getMessenger().registerIncomingPluginChannel(this, CUI_PLUGIN_CHANNEL, new CUIChannelListener(this));
getServer().getMessenger().registerOutgoingPluginChannel(this, CUI_PLUGIN_CHANNEL); getServer().getMessenger().registerOutgoingPluginChannel(this, CUI_PLUGIN_CHANNEL);
// Now we can register events! // Now we can register events!
getServer().getPluginManager().registerEvents(new WorldEditListener(this), this); getServer().getPluginManager().registerEvents(new WorldEditListener(this), this);
getServer().getScheduler().scheduleAsyncRepeatingTask(this, getServer().getScheduler().scheduleAsyncRepeatingTask(this,
new SessionTimer(controller, getServer()), 120, 120); new SessionTimer(controller, getServer()), 120, 120);
} }
/** /**