Files
core/ASCOfficePPTFile/PPTFormatLib/PPTFormatLib.cpp
2017-09-21 16:59:38 +03:00

141 lines
4.1 KiB
C++

/*
* (c) Copyright Ascensio System SIA 2010-2017
*
* 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 Lubanas st. 125a-25, Riga, Latvia,
* EU, LV-1021.
*
* 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 "PPTFormatLib.h"
#include "./Reader/PPTFileReader.h"
#include "./PPTXWriter/Converter.h"
#include "../../../Common/OfficeFileErrorDescription.h"
#include "../../../OfficeUtils/src/OfficeUtils.h"
#ifndef READMODE
#define READMODE 1
#endif
#ifndef NULLMODE
#define NULLMODE 0
#endif
COfficePPTFile::~COfficePPTFile()
{
CloseFile();
}
long COfficePPTFile::OpenFile(const std::wstring & sFileName, const std::wstring & password, bool &bMacros)
{
CloseFile();
POLE::Storage *pStgFrom = new POLE::Storage(sFileName.c_str());
if (pStgFrom == NULL) return AVS_ERROR_FILEFORMAT;
pStgFrom->open(false, false);
m_pReader = new CPPTFileReader(pStgFrom, m_strTempDirectory);
CPPTFileReader* pptReader = (CPPTFileReader*)m_pReader;
pptReader->m_oDocumentInfo.m_strTmpDirectory = m_strTempDirectory;
pptReader->m_oDocumentInfo.m_strPassword = password;
pptReader->m_oDocumentInfo.m_bMacros = bMacros;
if (pptReader->IsPowerPoint() == false)
{
RELEASEOBJECT(pptReader);
m_pReader = NULL;
return AVS_ERROR_FILEFORMAT;
}
if (pptReader->ReadPersists() == false)
{
if (pptReader->IsEncrypted())
{
if (password.empty()) return AVS_ERROR_DRM;
else return AVS_ERROR_PASSWORD;
}
return AVS_ERROR_FILEFORMAT;
}
//pptReader->ReadEncryptedSummary();
//pptReader->ReadDocumentSummary();
pptReader->ReadDocument();
bMacros = pptReader->m_oDocumentInfo.m_bMacros;
m_Status = READMODE;
return S_OK;
}
bool COfficePPTFile::CloseFile()
{
m_Status = NULLMODE;
CPPTFileReader* r = (CPPTFileReader*)m_pReader; RELEASEOBJECT(r);
m_pReader = NULL;
return S_OK;
}
HRESULT COfficePPTFile::LoadFromFile(std::wstring sSrcFileName, std::wstring sDstPath, std::wstring password, bool &bMacros)
{
if (m_strTempDirectory.empty())
{
m_strTempDirectory = NSDirectory::GetTempPath();
}
long nResult = OpenFile(sSrcFileName, password, bMacros);
if (nResult != S_OK)
{
CloseFile();
m_Status = NULLMODE;
return nResult;
}
if (!((CPPTFileReader*)m_pReader)->m_oDocumentInfo.m_arUsers.empty())
{
NSPresentationEditor::CPPTXWriter oPPTXWriter;
oPPTXWriter.m_strTempDirectory = sDstPath;
oPPTXWriter.CreateFile(((CPPTFileReader*)m_pReader)->m_oDocumentInfo.m_arUsers[0]);
oPPTXWriter.CloseFile();
}
return S_OK;
}
std::wstring COfficePPTFile::GetDirectory(std::wstring strFileName)
{
int nIndex = strFileName.rfind(FILE_SEPARATOR_CHAR);
if (-1 != nIndex)
{
return strFileName.substr(0, nIndex + 1);
}
return strFileName;
}