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/***************************************************************************
* Copyright (C) 2006 by Ilya Kotov *
* forkotov02@hotmail.ru *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (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 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef _PALYLISTFORMAT_H
#define _PALYLISTFORMAT_H
#include <QStringList>
class MediaFile;
/*!
* Abstract interface for playlist formats.
*
* @author Vladimir Kuznetsov <vovanec@gmail.com>
*/
class PlaylistFormat
{
public:
virtual ~PlaylistFormat(){;}
/*!
* Takes raw contents of playlist file, should return string list of
* ready file pathes to fill the playlist.
*/
virtual QStringList decode(const QString& contents) = 0;
/*!
* Takes the list of MediaFile objects, should return string of
* encoded playlist file
*/
virtual QString encode(const QList<MediaFile*>& contents) = 0;
/*!
* Returns list of file extensions that current format supports
*/
virtual QStringList getExtensions()const = 0;
/*!
* Verifies is the \b ext file extension supported by current playlist format.
*/
virtual bool hasFormat(const QString& ext) = 0;
/// Unique name of playlist format.
virtual QString name()const = 0;
};
Q_DECLARE_INTERFACE(PlaylistFormat,"PlaylistFormatInterface/1.0");
/*!
* Class for PLS playlist format parsing
*/
class PLSPlaylistFormat : public PlaylistFormat
{
public:
PLSPlaylistFormat();
virtual QStringList getExtensions()const;
virtual bool hasFormat(const QString&);
virtual QStringList decode(const QString& contents);
virtual QString encode(const QList<MediaFile*>& contents);
virtual QString name()const;
protected:
QStringList m_supported_formats;
};
/*!
* Class for M3U playlist format parsing
*/
class M3UPlaylistFormat : public PlaylistFormat
{
public:
M3UPlaylistFormat();
virtual QStringList getExtensions()const;
virtual bool hasFormat(const QString&);
virtual QStringList decode(const QString& contents);
virtual QString encode(const QList<MediaFile*>& contents);
virtual QString name()const;
protected:
QStringList m_supported_formats;
};
/*!
* Class for XSPF playlist format parsing
*/
class XSPFPlaylistFormat : public PlaylistFormat
{
public:
XSPFPlaylistFormat();
virtual QStringList getExtensions()const;
virtual bool hasFormat(const QString&);
virtual QStringList decode(const QString& contents);
virtual QString encode(const QList<MediaFile*>& contents);
virtual QString name()const;
protected:
QStringList m_supported_formats;
};
#endif
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