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/*******************************************************************************
* Copyright (c) 2014 Jeff Martin.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the GNU Public License v3.0
* which accompanies this distribution, and is available at
* http://www.gnu.org/licenses/gpl.html
*
* Contributors:
* Jeff Martin - initial API and implementation
******************************************************************************/
package cuchaz.enigma.gui;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import jsyntaxpane.Token;
import com.beust.jcommander.internal.Lists;
import com.beust.jcommander.internal.Maps;
import cuchaz.enigma.ClassFile;
import cuchaz.enigma.Deobfuscator;
import cuchaz.enigma.analysis.Analyzer;
import cuchaz.enigma.analysis.SourceIndex;
import cuchaz.enigma.mapping.ClassEntry;
import cuchaz.enigma.mapping.Entry;
import cuchaz.enigma.mapping.EntryPair;
import cuchaz.enigma.mapping.MappingsReader;
import cuchaz.enigma.mapping.MappingsWriter;
import cuchaz.enigma.mapping.TranslationDirection;
import cuchaz.enigma.mapping.Translator;
public class GuiController
{
private Deobfuscator m_deobfuscator;
private Gui m_gui;
private SourceIndex m_index;
private ClassFile m_currentFile;
private boolean m_isDirty;
public GuiController( Gui gui )
{
m_gui = gui;
m_deobfuscator = null;
m_index = null;
m_currentFile = null;
m_isDirty = false;
}
public boolean isDirty( )
{
return m_isDirty;
}
public void openJar( File file )
throws IOException
{
m_deobfuscator = new Deobfuscator( file );
m_gui.onOpenJar( m_deobfuscator.getJarName() );
refreshClasses();
}
public void closeJar( )
{
m_deobfuscator = null;
m_gui.onCloseJar();
}
public void openMappings( File file )
throws IOException
{
FileReader in = new FileReader( file );
m_deobfuscator.setMappings( new MappingsReader().read( in ) );
in.close();
m_isDirty = false;
m_gui.setMappingsFile( file );
refreshClasses();
refreshOpenFiles();
}
public void saveMappings( File file )
throws IOException
{
FileWriter out = new FileWriter( file );
new MappingsWriter().write( out, m_deobfuscator.getMappings() );
out.close();
m_isDirty = false;
}
public void closeMappings( )
{
m_deobfuscator.setMappings( null );
m_gui.setMappingsFile( null );
refreshClasses();
refreshOpenFiles();
}
public void deobfuscateClass( ClassFile classFile )
{
m_currentFile = classFile;
deobfuscate( m_currentFile );
}
public EntryPair<Entry> getEntryPair( int pos )
{
if( m_index == null )
{
return null;
}
Map.Entry<Entry,Token> deobfEntryAndToken = m_index.getEntry( pos );
if( deobfEntryAndToken == null )
{
return null;
}
Entry deobfEntry = deobfEntryAndToken.getKey();
Token token = deobfEntryAndToken.getValue();
return new EntryPair<Entry>( m_deobfuscator.obfuscateEntry( deobfEntry ), deobfEntry, token );
}
public boolean entryHasMapping( int pos )
{
EntryPair<Entry> pair = getEntryPair( pos );
if( pair == null || pair.obf == null )
{
return false;
}
return m_deobfuscator.hasMapping( pair.obf );
}
public ClassInheritanceTreeNode getClassInheritance( ClassEntry classEntry )
{
Translator deobfuscatingTranslator = m_deobfuscator.getTranslator( TranslationDirection.Deobfuscating );
// create a node for this class
ClassInheritanceTreeNode thisNode = new ClassInheritanceTreeNode( deobfuscatingTranslator, classEntry.getName() );
// expand all children recursively
thisNode.load( m_deobfuscator.getAncestries(), true );
// get the ancestors too
ClassInheritanceTreeNode node = thisNode;
for( String superclassName : m_deobfuscator.getAncestries().getAncestry( classEntry.getName() ) )
{
// add the parent node
ClassInheritanceTreeNode parentNode = new ClassInheritanceTreeNode( deobfuscatingTranslator, superclassName );
parentNode.add( node );
node = parentNode;
}
return thisNode;
}
public void rename( Entry obfsEntry, String newName, int lineNum )
{
m_deobfuscator.rename( obfsEntry, newName );
m_isDirty = true;
refreshClasses();
refreshOpenFiles( lineNum );
}
private void refreshClasses( )
{
List<ClassFile> obfClasses = Lists.newArrayList();
Map<ClassFile,String> deobfClasses = Maps.newHashMap();
m_deobfuscator.getSeparatedClasses( obfClasses, deobfClasses );
m_gui.setObfClasses( obfClasses );
m_gui.setDeobfClasses( deobfClasses );
}
private void refreshOpenFiles( )
{
refreshOpenFiles( 0 );
}
private void refreshOpenFiles( int lineNum )
{
if( m_currentFile != null )
{
deobfuscate( m_currentFile, lineNum );
}
}
private void deobfuscate( final ClassFile classFile )
{
deobfuscate( classFile, 0 );
}
private void deobfuscate( final ClassFile classFile, final int lineNum )
{
m_gui.setSource( "(deobfuscating...)" );
// run the deobfuscator in a separate thread so we don't block the GUI event queue
new Thread( )
{
@Override
public void run( )
{
// deobfuscate,decompile the bytecode
String source = m_deobfuscator.getSource( classFile );
m_gui.setSource( source, lineNum );
// index the source file
m_index = Analyzer.analyze( classFile.getName(), source );
// set the highlighted tokens
List<Token> obfuscatedTokens = Lists.newArrayList();
List<Token> deobfuscatedTokens = Lists.newArrayList();
for( Token token : m_index.tokens() )
{
if( entryHasMapping( token.start ) )
{
deobfuscatedTokens.add( token );
}
else
{
obfuscatedTokens.add( token );
}
}
m_gui.setHighlightedTokens( obfuscatedTokens, deobfuscatedTokens );
}
}.start();
}
}
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