File: RarUnpacker.h

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/*
FatRat download manager
http://fatrat.dolezel.info

Copyright (C) 2006-2008 Lubos Dolezel <lubos a dolezel.info>

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
version 2 as published by the Free Software Foundation.

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, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/

#ifndef RARUNPACKER_H
#define RARUNPACKER_H
#include "Unpacker.h"
#include <QByteArray>
#include <QDir>

class RarUnpacker : public Unpacker
{
Q_OBJECT
public:
	RarUnpacker(QString file, QString transferComment);
	virtual ~RarUnpacker();
	
	static QThread* create(QString file, QString transferComment) { return new RarUnpacker(file, transferComment); }
	static bool supported(QString file);
	
	virtual void run();
	virtual void extract(QList<bool> files, QString where);
	virtual void pipe(int fileIndex, QProcess* process);
private slots:
	void askPassword(QByteArray* out);
	void showError(QString error);
private:
	static QString processFileName(QString name);
	static int rarCallback(unsigned msg, unsigned long tthis, unsigned long p1, unsigned long p2);
	void processArchive();
	int findFile(QString file);
private:
	QByteArray m_strPassword;
	QDir m_dirDestination;
	
	QList<FileEntry> m_files;
	QList<bool> m_filesValues;
	qint64 m_nTotal, m_nDone, m_nTotalFile;
	int m_nPercents, m_nPercentsFile, m_nCurrentFile;
	QFile m_file;
	QString m_strCommentArchive, m_strCommentTransfer;
	
	// for piping only
	QProcess* m_pipe;
	int m_nFileIndex;
};

#endif