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DocumentServer-v-9.2.0/core/RtfFile/Format/RtfWriter.cpp
Yajbir Singh f1b860b25c
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updated
2025-12-11 19:03:17 +05:30

369 lines
12 KiB
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/*
* (c) Copyright Ascensio System SIA 2010-2023
*
* This program is a free software product. You can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License (AGPL)
* version 3 as published by the Free Software Foundation. In accordance with
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
* that Ascensio System SIA expressly excludes the warranty of non-infringement
* of any third-party rights.
*
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
*
* You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
* street, Riga, Latvia, EU, LV-1050.
*
* The interactive user interfaces in modified source and object code versions
* of the Program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU AGPL version 3.
*
* Pursuant to Section 7(b) of the License you must retain the original Product
* logo when distributing the program. Pursuant to Section 7(e) we decline to
* grant you any rights under trademark law for use of our trademarks.
*
* All the Product's GUI elements, including illustrations and icon sets, as
* well as technical writing content are licensed under the terms of the
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
*
*/
#include "RtfWriter.h"
#include "RtfDocument.h"
RtfWriter::RtfWriter( RtfDocument& oDocument , std::wstring sFilename, std::wstring sFolder ):m_oDocument(oDocument)
{
m_sFilename = sFilename;
m_sTempFolder = sFolder;
m_bFirst = true;
m_oCurTempFileWriter = NULL;
m_oCurTempFileSectWriter = NULL;
}
RtfWriter::~RtfWriter()
{
RELEASEOBJECT( m_oCurTempFileWriter );
RELEASEOBJECT( m_oCurTempFileSectWriter );
for( int i = 0; i < (int)m_aTempFiles.size(); i++ )
Utils::RemoveDirOrFile( m_aTempFiles[i] );
for( int i = 0; i < (int)m_aTempFilesSectPr.size(); i++ )
Utils::RemoveDirOrFile( m_aTempFilesSectPr[i] );
m_aTempFiles.clear();
}
bool RtfWriter::Save()
{
int nItemsCount = GetCount();
SaveByItemStart();
for( int i = 0; i < nItemsCount; i++ )
{
SaveByItem();
}
return SaveByItemEnd();
}
bool RtfWriter::SaveByItemStart()
{
//try{
// m_sTempFileResult = Utils::CreateTempFile( m_sTempFolder );
// BSTR bstrFileName = m_sTempFileResult.AllocSysString();
// m_oFileWriter = new NFileWriter::CBufferedFileWriter( bstrFileName );
// SysFreeString( bstrFileName );
// //создаем темповый файл куда пишем параграфы( потом копируем свойства секции и содержимое файла )
// m_sTempFile = Utils::CreateTempFile( m_sTempFolder );
// BSTR bstrTempFileName = m_sTempFile.AllocSysString();
// m_oTempFileWriter = new NFileWriter::CBufferedFileWriter( bstrTempFileName );
// SysFreeString( bstrTempFileName );
//}
//catch(...)
//{
// return false;
//}
//std::string sRtf;
//sRtf = CreateRtfStart();
//m_oFileWriter->Write( (BYTE*)(LPCSTR)sRtf, sRtf.length() );
m_bFirst = true;
return true;
}
bool RtfWriter::SaveByItem()
{
if( NULL == m_oCurTempFileWriter )
{
try
{
std::wstring sNewTempFile = Utils::CreateTempFile( m_sTempFolder );
m_aTempFiles.push_back( sNewTempFile );
RELEASEOBJECT( m_oCurTempFileWriter );
m_oCurTempFileWriter = new NFileWriter::CBufferedFileWriter( sNewTempFile );
std::wstring sNewTempFileSect = Utils::CreateTempFile( m_sTempFolder );
m_aTempFilesSectPr.push_back( sNewTempFileSect );
RELEASEOBJECT( m_oCurTempFileSectWriter );
m_oCurTempFileSectWriter = new NFileWriter::CBufferedFileWriter( sNewTempFileSect );
}
catch(...)
{
return false;
}
}
RenderParameter oNewParam;
oNewParam.poDocument = &m_oDocument;
oNewParam.poWriter = this;
oNewParam.nType = RENDER_TO_OOX_PARAM_UNKNOWN;
if( m_oDocument.GetCount() > 1 && m_oDocument[0].props->GetCount() == 0 )
{
//пишем конец секции
std::string sRtfExt = "\\sect";
m_oCurTempFileWriter->Write( (BYTE*)sRtfExt.c_str(), sRtfExt.length() );
//окончательно дописываем темповый файл
RELEASEOBJECT( m_oCurTempFileWriter )
try
{
std::wstring sNewTempFile = Utils::CreateTempFile( m_sTempFolder );
m_aTempFiles.push_back( sNewTempFile );
m_oCurTempFileWriter = new NFileWriter::CBufferedFileWriter( sNewTempFile );
}
catch(...)
{
return false;
}
if( NULL != m_oCurTempFileSectWriter )
{
//пишем свойства секции
std::wstring sRtf;
if( true == m_bFirst )
{
//первый свойства секции пишем как свойства документа
m_bFirst = false;
oNewParam.nType = RENDER_TO_OOX_PARAM_FIRST_SECTION;
}
sRtf = m_oDocument[0].props->m_oProperty.RenderToRtf(oNewParam);
RtfUtility::RtfInternalEncoder::Decode( sRtf, *m_oCurTempFileSectWriter );
//дописываем в файл
RELEASEOBJECT( m_oCurTempFileSectWriter );
//создаем новый
std::wstring sNewTempFileSect = Utils::CreateTempFile( m_sTempFolder );
m_aTempFilesSectPr.push_back( sNewTempFileSect );
m_oCurTempFileSectWriter = new NFileWriter::CBufferedFileWriter( sNewTempFileSect );
//m_aTempFilesSectPr.push_back( sRtf );
//RtfInternalEncoder::Decode( sRtf, *m_oFileWriter );
//m_oFileWriter->Write( (BYTE*)(LPCSTR)sRtf, sRtf.length() );
}
//удаляем секцию
m_oDocument.RemoveItem( 0 );
}
//пишем параграф
if( m_oDocument.GetCount() > 0 && m_oDocument[0].props->GetCount() > 0 )
{
std::wstring sRtf;
sRtf = m_oDocument[0].props->operator[](0)->RenderToRtf(oNewParam);
if( TYPE_RTF_PARAGRAPH == m_oDocument[0].props->operator[](0)->GetType()
&& !( m_oDocument[0].props->GetCount() == 0
&& m_oDocument.GetCount() > 1) )//для последнего параграфа секции не пишем \par
{
sRtf += L"\\par";
//oNewParam.nValue = RENDER_TO_RTF_PARAM_NO_PAR;
}
RtfUtility::RtfInternalEncoder::Decode( sRtf, *m_oCurTempFileWriter );
//m_oTempFileWriter->Write( (BYTE*)(LPCSTR)sRtf, sRtf.length() );
//удаляем элемент который только что написали
m_oDocument[0].props->RemoveItem( 0 );
}
return true;
}
bool RtfWriter::SaveByItemEnd()
{
bool result = true;
//окончательно дописываем темповый файл
RELEASEOBJECT( m_oCurTempFileWriter );
std::wstring sRtf;
if( m_oDocument.GetCount() > 0 )
{
RenderParameter oNewParam;
oNewParam.poDocument = &m_oDocument;
oNewParam.poWriter = this;
oNewParam.nType = RENDER_TO_OOX_PARAM_UNKNOWN;
if( NULL != m_oCurTempFileSectWriter )
{
//пишем последнюю секцию
if( true == m_bFirst )
{
//первый свойства секции пишем как свойства документа
m_bFirst = false;
oNewParam.nType = RENDER_TO_OOX_PARAM_FIRST_SECTION;
}
sRtf = m_oDocument[0].props->m_oProperty.RenderToRtf(oNewParam);
RtfUtility::RtfInternalEncoder::Decode( sRtf, *m_oCurTempFileSectWriter );
//дописываем в файл
RELEASEOBJECT( m_oCurTempFileSectWriter );
}
//RtfInternalEncoder::Decode( sRtf, *m_oCurTempFileWriter );
//m_oFileWriter->Write( (BYTE*)(LPCSTR)sRtf, sRtf.length() );
//удаляем секцию
m_oDocument.RemoveItem( 0 );
}
//формируем выходной файл
try
{
NFileWriter::CBufferedFileWriter oTargetFileWriter(m_sFilename );
//пишем заголовок потом все содежимое
sRtf = CreateRtfStart();
DWORD dwBytesWrite = 0;
RtfUtility::RtfInternalEncoder::Decode( sRtf, oTargetFileWriter );
//WriteFile ( hTargetFile, sRtf, ( DWORD ) sRtf.length(), &dwBytesWrite, NULL );
//копируем заголовки из массива и параграфы из темповых файлов
for (size_t i = 0 ; i < m_aTempFiles.size() && i < m_aTempFilesSectPr.size(); i++ )
{
//свойства секции
NSFile::CFileBinary file;
if (true == file.OpenFile(m_aTempFilesSectPr[i]))
{
DWORD dwBytesRead = 1;
BYTE byteBuffer[ 4096 ];
while( 0 != dwBytesRead )
{
dwBytesRead = file.GetPosition();
file.ReadFile( byteBuffer, 4096);
dwBytesRead = file.GetPosition() - dwBytesRead;
oTargetFileWriter.Write( byteBuffer, dwBytesRead );
}
file.CloseFile();
}
//параграфы
if (true == file.OpenFile(m_aTempFiles[i]))
{
DWORD dwBytesRead = 1;
BYTE byteBuffer[ 4096 ];
while( 0 != dwBytesRead )
{
dwBytesRead = file.GetPosition();
file.ReadFile(byteBuffer, 4096);
dwBytesRead = file.GetPosition() - dwBytesRead;
oTargetFileWriter.Write( byteBuffer, dwBytesRead );
}
file.CloseFile();
}
}
//завершаем документ
sRtf = CreateRtfEnd();
RtfUtility::RtfInternalEncoder::Decode( sRtf, oTargetFileWriter );
BYTE nEndFile = 0;
oTargetFileWriter.Write( &nEndFile, 1);
}
catch(...)
{
result = false;
}
for (size_t i = 0; i < m_aTempFiles.size(); i++ )
Utils::RemoveDirOrFile( m_aTempFiles[i] );
m_aTempFiles.clear();
for (size_t i = 0; i < m_aTempFilesSectPr.size(); i++ )
Utils::RemoveDirOrFile( m_aTempFilesSectPr[i] );
m_aTempFilesSectPr.clear();
return result;
}
int RtfWriter::GetCount()
{
int nCount = 0;
for (int i = 0; i < m_oDocument.GetCount(); i++ )
{
nCount += m_oDocument[i].props->GetCount();
}
return nCount;
}
std::wstring RtfWriter::CreateRtfStart()
{
RenderParameter oRenderParameter;
oRenderParameter.poDocument = &m_oDocument;
oRenderParameter.poWriter = this;
oRenderParameter.nType = RENDER_TO_RTF_PARAM_UNKNOWN;
std::wstring sResult;
sResult += L"{\\rtf1\\ulc1";
sResult += m_oDocument.m_oProperty.RenderToRtf( oRenderParameter );
sResult += m_oDocument.m_oFontTable.RenderToRtf( oRenderParameter );
sResult += m_oDocument.m_oColorTable.RenderToRtf( oRenderParameter );
std::wstring sDefCharProp = m_oDocument.m_oDefaultCharProp.RenderToRtf( oRenderParameter );
if( false == sDefCharProp.empty() )
sResult += L"{\\*\\defchp " + sDefCharProp + L"}";
std::wstring sDefParProp = m_oDocument.m_oDefaultParagraphProp.RenderToRtf( oRenderParameter );
if( false == sDefParProp.empty() )
sResult += L"{\\*\\defpap " + sDefParProp+ L"}";
sResult += m_oDocument.m_oStyleTable.RenderToRtf( oRenderParameter );
sResult += m_oDocument.m_oListTable.RenderToRtf ( oRenderParameter );
sResult += m_oDocument.m_oListOverrideTable.RenderToRtf ( oRenderParameter );
sResult += m_oDocument.m_oRevisionTable.RenderToRtf ( oRenderParameter );
sResult += m_oDocument.m_oInformation.RenderToRtf ( oRenderParameter );
if (m_oDocument.m_pBackground)
{
sResult += m_oDocument.m_pBackground->RenderToRtf ( oRenderParameter );
}
sResult += L"\\fet2";//0 Footnotes only or nothing at all (the default). 1 Endnotes only. 2 Both footnotes and endnotes
std::wstring sFootnote;
if( NULL != m_oDocument.m_oFootnoteSep )
{
sFootnote = m_oDocument.m_oFootnoteSep->RenderToRtf( oRenderParameter );
if( !sFootnote.empty() )
sResult += L"{\\*\\ftnsep " + sFootnote + L"}";
}
if( NULL != m_oDocument.m_oFootnoteCon )
{
sFootnote = m_oDocument.m_oFootnoteCon->RenderToRtf( oRenderParameter );
if( !sFootnote.empty() )
sResult += L"{\\*\\ftnsepc " + sFootnote + L"}";
}
if( NULL != m_oDocument.m_oEndnoteSep )
{
sFootnote = m_oDocument.m_oEndnoteSep->RenderToRtf( oRenderParameter );
if( !sFootnote.empty() )
sResult += L"{\\*\\aftnsep " + sFootnote + L"}";
}
if( NULL != m_oDocument.m_oEndnoteCon )
{
sFootnote = m_oDocument.m_oEndnoteCon->RenderToRtf( oRenderParameter );
if( !sFootnote.empty() )
sResult += L"{\\*\\aftnsepc " + sFootnote + L"}";
}
sResult += L"\n\n";
return sResult;
}
std::wstring RtfWriter::CreateRtfEnd( )
{
return L"\n}\n";
}