iodetect.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * 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/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
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#ifndef INCLUDED_SW_INC_IODETECT_HXX
#define INCLUDED_SW_INC_IODETECT_HXX
 
#include <memory>
#include <string_view>
#include <o3tl/string_view.hxx>
#include <rtl/ustring.hxx>
#include <tools/lineend.hxx>
#include <utility>
#include <tools/solar.h>
#include "swdllapi.h"
 
inline constexpr OUStringLiteral FILTER_RTF = u"RTF";       
inline constexpr OUStringLiteral sRtfWH = u"WH_RTF";
inline constexpr OUStringLiteral FILTER_TEXT = u"TEXT"; 
inline constexpr OUStringLiteral FILTER_BAS = u"BAS";       
inline constexpr OUStringLiteral FILTER_WW8 = u"CWW8";      
inline constexpr OUStringLiteral FILTER_TEXT_DLG = u"TEXT_DLG";  
inline constexpr OUStringLiteral FILTER_XML = u"CXML";      
#define FILTER_XMLV     "CXMLV"     
#define FILTER_XMLVW    "CXMLVWEB"  
inline constexpr OUStringLiteral FILTER_DOCX = u"OXML";
inline constexpr OUStringLiteral sHTML = u"HTML";
inline constexpr OUStringLiteral sWW5 = u"WW6";
inline constexpr OUStringLiteral sWW6 = u"CWW6";
 
inline constexpr OUStringLiteral sSWRITER = u"swriter";
inline constexpr OUStringLiteral sSWRITERWEB = u"swriter/web";
 
class SfxFilter;
class SfxFilterContainer;
class SotStorage;
class SvStream;
namespace com::sun::star::embed { class XStorage; }
namespace com::sun::star::uno { template <typename> class Reference; }
 
struct SwIoDetect
{
    const OUString sName;
 
    SwIoDetect(OUString aN)
        : sName(std::move(aN))
    {
    }
 
    bool IsFilter( std::u16string_view rNm ) const
    {
        return o3tl::starts_with(rNm, sName);
    }
};
 
enum ReaderWriterEnum {
    READER_WRITER_RTF,
    READER_WRITER_BAS,
    READER_WRITER_WW6,
    READER_WRITER_WW8,
    READER_WRITER_RTF_WH,
    READER_WRITER_HTML,
    READER_WRITER_WW5,
    READER_WRITER_XML,
    READER_WRITER_TEXT_DLG,
    READER_WRITER_TEXT,
    READER_WRITER_DOCX,
    MAXFILTER
};
 
extern SwIoDetect aFilterDetect[];
 
class SwIoSystem
{
public:
    SW_DLLPUBLIC static std::shared_ptr<const SfxFilter>
        GetFilterOfFormat( std::u16string_view rFormat,
            const SfxFilterContainer* pCnt = nullptr );
 
    static std::shared_ptr<const SfxFilter> GetFileFilter(const OUString& rFileName);
 
    static bool IsValidStgFilter( SotStorage& , const SfxFilter& );
    static bool IsValidStgFilter( const css::uno::Reference < css::embed::XStorage >& rStg, const SfxFilter& rFilter);
 
    // tdf#106899 - wrapper around IsDetectableText to retrieve the text encoding for a given stream
    SW_DLLPUBLIC static rtl_TextEncoding GetTextEncoding(SvStream&);
    static bool IsDetectableText( const char* pBuf, sal_uLong &rLen,
            rtl_TextEncoding *pCharSet, bool *pSwap, LineEnd *pLineEnd, bool *pBom);
 
    static OUString GetSubStorageName( const SfxFilter& rFltr );
};
 
extern "C" SAL_DLLPUBLIC_EXPORT bool SAL_CALL TestImportFODT(SvStream &rStream);
extern "C" SAL_DLLPUBLIC_EXPORT bool SAL_CALL TestPDFExportFODT(SvStream &rStream);
 
#endif
 
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