WPSOLEParser.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
/* libwps
 * Version: MPL 2.0 / LGPLv2.1+
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * Major Contributor(s):
 * Copyright (C) 2009, 2011 Alonso Laurent (alonso@loria.fr)
 * Copyright (C) 2006, 2007 Andrew Ziem
 * Copyright (C) 2004-2006 Fridrich Strba (fridrich.strba@bluewin.ch)
 * Copyright (C) 2004 Marc Maurer (uwog@uwog.net)
 * Copyright (C) 2003-2005 William Lachance (william.lachance@sympatico.ca)
 *
 * For minor contributions see the git repository.
 *
 * Alternatively, the contents of this file may be used under the terms
 * of the GNU Lesser General Public License Version 2.1 or later
 * (LGPLv2.1+), in which case the provisions of the LGPLv2.1+ are
 * applicable instead of those above.
 *
 * For further information visit http://libwps.sourceforge.net
 */
 
/*
 *  freely inspired from istorage :
 * ------------------------------------------------------------
 *      Generic OLE Zones furnished with a copy of the file header
 *
 * Compound Storage (32 bit version)
 * Storage implementation
 *
 * This file contains the compound file implementation
 * of the storage interface.
 *
 * Copyright 1999 Francis Beaudet
 * Copyright 1999 Sylvain St-Germain
 * Copyright 1999 Thuy Nguyen
 * Copyright 2005 Mike McCormack
 *
 * 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 2.1 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.
 *
 * ------------------------------------------------------------
 */
 
#ifndef WPS_OLE_PARSER_H
#define WPS_OLE_PARSER_H
 
#include <functional>
#include <string>
#include <map>
#include <vector>
 
#include <librevenge-stream/librevenge-stream.h>
 
#include "libwps_internal.h"
#include "libwps_tools_win.h"
 
#include "WPSDebug.h"
#include "WPSPosition.h"
 
namespace libwps
{
class Storage;
}
 
namespace WPSOLEParserInternal
{
class CompObj;
struct State;
}

class WPSOLEParser
{
public:
        WPSOLEParser(const std::string &mainName,
                     libwps_tools_win::Font::Type fontType,
                     std::function<int(std::string const &)> const &dirToIdFunc=getIdFromDirectory);

        ~WPSOLEParser();

        bool parse(RVNGInputStreamPtr fileInput);
        void updateMetaData(librevenge::RVNGPropertyList &metaData) const;

        std::vector<std::string> const &getNotParse() const;
        std::map<int,WPSEmbeddedObject> const &getObjectsMap() const;
 
protected:
        bool readSummaryInformation(RVNGInputStreamPtr input, std::string const &oleName,
                                    librevenge::RVNGPropertyList &pList,
                                    libwps::DebugFile &ascii) const;
        bool readSummaryProperty(RVNGInputStreamPtr input, long endPos, int type,
                                 libwps::DebugFile &ascii, libwps::DebugStream &f) const;
        bool readSummaryPropertyString(RVNGInputStreamPtr input, long endPos, int type, librevenge::RVNGString &string,
                                       libwps::DebugStream &f) const;
        static bool readSummaryPropertyLong(RVNGInputStreamPtr input, long endPos, int type, long &value,
                                            libwps::DebugStream &f);

        static bool readOle(RVNGInputStreamPtr &ip, std::string const &oleName,
                            libwps::DebugFile &ascii);
        static bool readMM(RVNGInputStreamPtr &input, std::string const &oleName,
                           libwps::DebugFile &ascii);
        static bool readObjInfo(RVNGInputStreamPtr &input, std::string const &oleName,
                                libwps::DebugFile &ascii);
        bool readCompObj(RVNGInputStreamPtr &ip, std::string const &oleName,
                         libwps::DebugFile &ascii);

        static bool isOlePres(RVNGInputStreamPtr &ip, std::string const &oleName);
        static bool readOlePres(RVNGInputStreamPtr &ip, WPSEmbeddedObject &obj, libwps::DebugFile &ascii);

        static bool isOle10Native(RVNGInputStreamPtr &ip, std::string const &oleName);
        static bool readOle10Native(RVNGInputStreamPtr &ip, WPSEmbeddedObject &obj, libwps::DebugFile &ascii);

        static bool readContents(RVNGInputStreamPtr &input, std::string const &oleName,
                                 WPSEmbeddedObject &obj, libwps::DebugFile &ascii);

        static bool readCONTENTS(RVNGInputStreamPtr &input, std::string const &oleName,
                                 WPSEmbeddedObject &obj, libwps::DebugFile &ascii);

        static bool readMN0AndCheckWKS(RVNGInputStreamPtr &input, std::string const &oleName,
                                       WPSEmbeddedObject &obj, libwps::DebugFile &ascii);

        static int getIdFromDirectory(std::string const &dirName);

        std::string m_avoidOLE;
        std::shared_ptr<WPSOLEParserInternal::State> m_state;
};
 
#endif
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