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Added transformers for the items Shadow told me about.
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@Joe12o
Joe12o committed Jul 23, 2013
1 parent 3922e7f commit edfbbf0
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Showing 7 changed files with 724 additions and 9 deletions.
24 changes: 15 additions & 9 deletions alicefixes/src/com/skcraft/alicefixes/AliceTransformer.java
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import java.util.logging.Level;

import com.skcraft.alicefixes.transformers.TransformDislocWand;
import com.skcraft.alicefixes.transformers.TransformElemAxe;
import com.skcraft.alicefixes.transformers.TransformElemShovel;
import com.skcraft.alicefixes.transformers.TransformMiningLaser;
import com.skcraft.alicefixes.transformers.TransformExcWand;
import com.skcraft.alicefixes.transformers.TransformTradeWand;
import com.skcraft.alicefixes.transformers.TransformVajra;

import cpw.mods.fml.common.FMLLog;
import cpw.mods.fml.relauncher.IClassTransformer;

public class AliceTransformer implements IClassTransformer {

private final IClassTransformer[] transformers = {
new TransformMiningLaser()};
//new TransformBlockBreaker()
//new TransformIC2Explosions(),
//new TransformTCExcWand(),
//new TransformTCEquWand(),
//new TransformTCFrostWand(),
//new TransformTCAxe(),
//new TransformTCShovel()};
new TransformMiningLaser(),
new TransformExcWand(),
new TransformTradeWand(),
new TransformElemAxe(),
new TransformElemShovel(),
new TransformDislocWand(),
new TransformVajra()};

@Override
public byte[] transform(String name, String transformedName, byte[] bytes) {

if(bytes == null) {
return bytes;
}
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106 changes: 106 additions & 0 deletions alicefixes/src/com/skcraft/alicefixes/transformers/TransformDislocWand.java
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package com.skcraft.alicefixes.transformers;

import static org.objectweb.asm.Opcodes.*;

import java.lang.reflect.Method;

import net.minecraft.entity.player.EntityPlayer;

import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
import org.bukkit.event.block.BlockBreakEvent;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassVisitor;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.Label;
import org.objectweb.asm.MethodVisitor;

import com.skcraft.alicefixes.util.ObfNames;

import cpw.mods.fml.relauncher.IClassTransformer;

public class TransformDislocWand implements IClassTransformer {

@Override
public byte[] transform(String name, String transformedName, byte[] bytes) {

if(name.equals("vazkii.tinkerer.item.ItemWandDislocation")) {
ClassReader cr = new ClassReader(bytes);
ClassWriter cw = new ClassWriter(cr, ClassWriter.COMPUTE_MAXS);
cr.accept(new WandVisitor(cw), 0);
return cw.toByteArray();
}
return bytes;
}

public static boolean canMine(EntityPlayer player, int x, int y, int z) {
try {
Method m = player.getClass()
.getDeclaredMethod("getBukkitEntity", new Class[] {});
org.bukkit.entity.Entity ent =
(org.bukkit.entity.Entity)m.invoke(player);
if ((ent instanceof Player)) {
Player bukkitPlayer = (Player)ent;
org.bukkit.World bukkitWorld = bukkitPlayer.getWorld();
BlockBreakEvent breakEv = new BlockBreakEvent(
bukkitWorld.getBlockAt(x, y, z), bukkitPlayer);
Bukkit.getPluginManager().callEvent(breakEv);
if (breakEv.isCancelled()) {
return false;
}
breakEv.setCancelled(true);
}
}
catch(Exception e) {
e.printStackTrace();
}
return true;
}

class WandVisitor extends ClassVisitor {

public WandVisitor(ClassVisitor cv) {
super(ASM4, cv);
}

@Override
public MethodVisitor visitMethod(int access, String name, String desc,
String signature, String[] exceptions) {

if(name.equals("onItemUseFirst")) {
return new OnItemUseFirstVisitor(super.visitMethod(access, name,
desc, signature, exceptions));
}
return super.visitMethod(access, name, desc, signature,
exceptions);
}
}

class OnItemUseFirstVisitor extends MethodVisitor {

public OnItemUseFirstVisitor(MethodVisitor mv) {
super(ASM4, mv);
}

@Override
public void visitCode() {
Label l0 = new Label();
mv.visitLabel(l0);
mv.visitVarInsn(ALOAD, 2);
mv.visitVarInsn(ILOAD, 4);
mv.visitVarInsn(ILOAD, 5);
mv.visitVarInsn(ILOAD, 6);
mv.visitMethodInsn(INVOKESTATIC, "com/skcraft/alicefixes/transformers/TransformDislocWand",
"canMine", "(L" + ObfNames.ENTITY_PLAYER +";III)Z");
Label l1 = new Label();
mv.visitJumpInsn(IFNE, l1);
Label l2 = new Label();
mv.visitLabel(l2);
mv.visitInsn(ICONST_1);
mv.visitInsn(IRETURN);
mv.visitLabel(l1);
mv.visitCode();
}
}

}
104 changes: 104 additions & 0 deletions alicefixes/src/com/skcraft/alicefixes/transformers/TransformElemAxe.java
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package com.skcraft.alicefixes.transformers;

import static org.objectweb.asm.Opcodes.*;

import java.lang.reflect.Method;

import net.minecraft.entity.player.EntityPlayer;

import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
import org.bukkit.event.block.BlockBreakEvent;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassVisitor;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.Label;
import org.objectweb.asm.MethodVisitor;

import com.skcraft.alicefixes.util.ObfNames;

import cpw.mods.fml.relauncher.IClassTransformer;

public class TransformElemAxe implements IClassTransformer {

@Override
public byte[] transform(String name, String transformedName, byte[] bytes) {

if(name.equals("thaumcraft.common.items.equipment.ItemElementalAxe")) {
ClassReader cr = new ClassReader(bytes);
ClassWriter cw = new ClassWriter(cr, ClassWriter.COMPUTE_MAXS);
cr.accept(new AxeVisitor(cw), 0);
return cw.toByteArray();
}
return bytes;
}

public static boolean canMine(EntityPlayer player, int x, int y, int z) {
try {
Method m = player.getClass()
.getDeclaredMethod("getBukkitEntity", new Class[] {});
org.bukkit.entity.Entity ent =
(org.bukkit.entity.Entity)m.invoke(player);
if ((ent instanceof Player)) {
Player bukkitPlayer = (Player)ent;
org.bukkit.World bukkitWorld = bukkitPlayer.getWorld();
BlockBreakEvent breakEv = new BlockBreakEvent(
bukkitWorld.getBlockAt(x, y, z), bukkitPlayer);
Bukkit.getPluginManager().callEvent(breakEv);
if (breakEv.isCancelled()) {
return false;
}
breakEv.setCancelled(true);
}
}
catch(Exception e) {
e.printStackTrace();
}
return true;
}

class AxeVisitor extends ClassVisitor {

public AxeVisitor(ClassVisitor cv) {
super(ASM4, cv);
}

@Override
public MethodVisitor visitMethod(int access, String name, String desc,
String signature, String[] exceptions) {

if(name.equals("breakFurthestBlock")) {
return new BreakFurthestBlockVisitor(super.visitMethod(access, name,
desc, signature, exceptions));
}
return super.visitMethod(access, name, desc, signature,
exceptions);
}
}

class BreakFurthestBlockVisitor extends MethodVisitor {

public BreakFurthestBlockVisitor(MethodVisitor mv) {
super(ASM4, mv);
}

@Override
public void visitCode() {
Label l0 = new Label();
mv.visitLabel(l0);
mv.visitVarInsn(ALOAD, 7);
mv.visitVarInsn(ILOAD, 3);
mv.visitVarInsn(ILOAD, 4);
mv.visitVarInsn(ILOAD, 5);
mv.visitMethodInsn(INVOKESTATIC, "com/skcraft/alicefixes/transformers/TransformElemAxe",
"canMine", "(L" + ObfNames.ENTITY_PLAYER +";III)Z");
Label l1 = new Label();
mv.visitJumpInsn(IFNE, l1);
Label l2 = new Label();
mv.visitLabel(l2);
mv.visitInsn(RETURN);
mv.visitLabel(l1);
mv.visitCode();
}
}
}
140 changes: 140 additions & 0 deletions alicefixes/src/com/skcraft/alicefixes/transformers/TransformElemShovel.java
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package com.skcraft.alicefixes.transformers;

import static org.objectweb.asm.Opcodes.*;

import java.lang.reflect.Method;

import net.minecraft.entity.EntityLiving;
import net.minecraft.entity.player.EntityPlayer;

import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
import org.bukkit.event.block.BlockBreakEvent;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassVisitor;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.Label;
import org.objectweb.asm.MethodVisitor;

import com.skcraft.alicefixes.util.ObfNames;

import cpw.mods.fml.relauncher.IClassTransformer;

public class TransformElemShovel implements IClassTransformer {

@Override
public byte[] transform(String name, String transformedName, byte[] bytes) {

if(name.equals("thaumcraft.common.items.equipment.ItemElementalShovel")) {
ClassReader cr = new ClassReader(bytes);
ClassWriter cw = new ClassWriter(cr, ClassWriter.COMPUTE_MAXS);
cr.accept(new ShovelVisitor(cw), 0);
return cw.toByteArray();
}
return bytes;
}

public static boolean canMine(EntityLiving entity, int x, int y, int z) {
if(entity instanceof EntityPlayer) {
EntityPlayer player = (EntityPlayer)entity;
try {
Method m = player.getClass()
.getDeclaredMethod("getBukkitEntity", new Class[] {});
org.bukkit.entity.Entity ent =
(org.bukkit.entity.Entity)m.invoke(player);
if ((ent instanceof Player)) {
Player bukkitPlayer = (Player)ent;
org.bukkit.World bukkitWorld = bukkitPlayer.getWorld();
BlockBreakEvent breakEv = new BlockBreakEvent(
bukkitWorld.getBlockAt(x, y, z), bukkitPlayer);
Bukkit.getPluginManager().callEvent(breakEv);
if (breakEv.isCancelled()) {
return false;
}
breakEv.setCancelled(true);
}
}
catch(Exception e) {
e.printStackTrace();
}
}
return true;
}

class ShovelVisitor extends ClassVisitor {

public ShovelVisitor(ClassVisitor cv) {
super(ASM4, cv);
}

@Override
public MethodVisitor visitMethod(int access, String name, String desc,
String signature, String[] exceptions) {

if(name.equals("func_77648_a")) {
return new OnItemUseVisitor(super.visitMethod(access, name,
desc, signature, exceptions));
} else if(name.equals("func_77660_a")) {
return new OnBlockDestroyedVisitor(super.visitMethod(access, name,
desc, signature, exceptions));
}
return super.visitMethod(access, name, desc, signature,
exceptions);
}
}

class OnItemUseVisitor extends MethodVisitor {

public OnItemUseVisitor(MethodVisitor mv) {
super(ASM4, mv);
}

@Override
public void visitCode() {
Label l0 = new Label();
mv.visitLabel(l0);
mv.visitVarInsn(ALOAD, 2);
mv.visitVarInsn(ILOAD, 4);
mv.visitVarInsn(ILOAD, 5);
mv.visitVarInsn(ILOAD, 6);
mv.visitMethodInsn(INVOKESTATIC, "com/skcraft/alicefixes/transformers/TransformElemShovel",
"canMine", "(L" + ObfNames.ENTITY_LIVING +";III)Z");
Label l1 = new Label();
mv.visitJumpInsn(IFNE, l1);
Label l2 = new Label();
mv.visitLabel(l2);
mv.visitInsn(ICONST_0);
mv.visitInsn(IRETURN);
mv.visitLabel(l1);
mv.visitCode();
}
}

class OnBlockDestroyedVisitor extends MethodVisitor {

public OnBlockDestroyedVisitor(MethodVisitor mv) {
super(ASM4, mv);
}

@Override
public void visitCode() {
Label l0 = new Label();
mv.visitLabel(l0);
mv.visitVarInsn(ALOAD, 7);
mv.visitVarInsn(ILOAD, 4);
mv.visitVarInsn(ILOAD, 5);
mv.visitVarInsn(ILOAD, 6);
mv.visitMethodInsn(INVOKESTATIC, "com/skcraft/alicefixes/transformers/TransformElemShovel",
"canMine", "(L" + ObfNames.ENTITY_LIVING + ";III)Z");
Label l1 = new Label();
mv.visitJumpInsn(IFNE, l1);
Label l2 = new Label();
mv.visitLabel(l2);
mv.visitInsn(ICONST_0);
mv.visitInsn(IRETURN);
mv.visitLabel(l1);
mv.visitCode();
}
}

}
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