/*
* Copyright (C) 2010-2016 JPEXS, All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3.0 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library.
*/
package com.jpexs.decompiler.flash.action.model;
import com.jpexs.decompiler.flash.IdentifiersDeobfuscation;
import com.jpexs.decompiler.flash.SourceGeneratorLocalData;
import com.jpexs.decompiler.flash.action.parser.script.ActionSourceGenerator;
import com.jpexs.decompiler.flash.action.swf4.ActionPush;
import com.jpexs.decompiler.flash.action.swf4.RegisterNumber;
import com.jpexs.decompiler.flash.action.swf5.ActionSetMember;
import com.jpexs.decompiler.flash.action.swf5.ActionStoreRegister;
import com.jpexs.decompiler.flash.helpers.GraphTextWriter;
import com.jpexs.decompiler.graph.CompilationException;
import com.jpexs.decompiler.graph.GraphPart;
import com.jpexs.decompiler.graph.GraphSourceItem;
import com.jpexs.decompiler.graph.GraphSourceItemPos;
import com.jpexs.decompiler.graph.GraphTargetItem;
import com.jpexs.decompiler.graph.SourceGenerator;
import com.jpexs.decompiler.graph.model.LocalData;
import java.util.ArrayList;
import java.util.List;
/**
*
* @author JPEXS
*/
public class SetMemberActionItem extends ActionItem implements SetTypeActionItem {
public GraphTargetItem object;
public GraphTargetItem objectName;
private int tempRegister = -1;
@Override
public List<GraphTargetItem> getAllSubItems() {
List<GraphTargetItem> ret = new ArrayList<>();
ret.add(object);
ret.add(value);
return ret;
}
@Override
public GraphPart getFirstPart() {
return value.getFirstPart();
}
@Override
public void setValue(GraphTargetItem value) {
this.value = value;
}
@Override
public int getTempRegister() {
return tempRegister;
}
@Override
public void setTempRegister(int tempRegister) {
this.tempRegister = tempRegister;
}
@Override
public GraphTargetItem getValue() {
return value;
}
public SetMemberActionItem(GraphSourceItem instruction, GraphSourceItem lineStartIns, GraphTargetItem object, GraphTargetItem objectName, GraphTargetItem value) {
super(instruction, lineStartIns, PRECEDENCE_ASSIGMENT, value);
this.object = object;
this.objectName = objectName;
}
@Override
public GraphTextWriter appendTo(GraphTextWriter writer, LocalData localData) throws InterruptedException {
object.toString(writer, localData);
if ((!(objectName instanceof DirectValueActionItem)) || (!((DirectValueActionItem) objectName).isString()) || (!IdentifiersDeobfuscation.isValidName(false, ((DirectValueActionItem) objectName).toStringNoQuotes(localData)))) {
writer.append("[");
objectName.toString(writer, localData);
writer.append("]");
} else {
writer.append(".");
stripQuotes(objectName, localData, writer);
}
writer.append(" = ");
return value.toString(writer, localData);
}
@Override
public GraphTargetItem getObject() {
return new GetMemberActionItem(getSrc(), getLineStartItem(), object, objectName);
}
@Override
public List<GraphSourceItemPos> getNeededSources() {
List<GraphSourceItemPos> ret = super.getNeededSources();
ret.addAll(object.getNeededSources());
ret.addAll(objectName.getNeededSources());
ret.addAll(value.getNeededSources());
return ret;
}
@Override
public boolean hasSideEffect() {
return true;
}
@Override
public List<GraphSourceItem> toSource(SourceGeneratorLocalData localData, SourceGenerator generator) throws CompilationException {
ActionSourceGenerator asGenerator = (ActionSourceGenerator) generator;
int tmpReg = asGenerator.getTempRegister(localData);
try {
return toSourceMerge(localData, generator, object, objectName, value, new ActionStoreRegister(tmpReg), new ActionSetMember(), new ActionPush(new RegisterNumber(tmpReg)));
} finally {
asGenerator.releaseTempRegister(localData, tmpReg);
}
}
@Override
public List<GraphSourceItem> toSourceIgnoreReturnValue(SourceGeneratorLocalData localData, SourceGenerator generator) throws CompilationException {
return toSourceMerge(localData, generator, object, objectName, value, new ActionSetMember());
}
@Override
public boolean hasReturnValue() {
return false;
}
}