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76ee07f61c
Co-authored-by: Alexander Trofimov <alexander.trofimov@onlyoffice.com> Co-committed-by: Alexander Trofimov <alexander.trofimov@onlyoffice.com>
116 lines
3.4 KiB
C++
116 lines
3.4 KiB
C++
/*
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* Copyright (C) Ascensio System SIA, 2009-2026
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*
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* This program is a free software product. You can redistribute it and/or
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* modify it under the terms of the GNU Affero General Public License (AGPL)
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* version 3 as published by the Free Software Foundation, together with the
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* additional terms provided in the LICENSE file.
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*
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* This program is distributed WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
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* details, see the GNU AGPL at: https://www.gnu.org/licenses/agpl-3.0.html
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*
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* You can contact Ascensio System SIA by email at info@onlyoffice.com
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* or by postal mail at 20A-6 Ernesta Birznieka-Upisha Street, Riga,
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* LV-1050, Latvia, European Union.
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*
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* The interactive user interfaces in modified versions of the Program
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* are required to display Appropriate Legal Notices in accordance with
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* Section 5 of the GNU AGPL version 3.
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*
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* No trademark rights are granted under this License.
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*
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* All non-code elements of the Product, including illustrations,
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* icon sets, and technical writing content, are licensed under the
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* Creative Commons Attribution-ShareAlike 4.0 International License:
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* https://creativecommons.org/licenses/by-sa/4.0/legalcode
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*
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* This license applies only to such non-code elements and does not
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* modify or replace the licensing terms applicable to the Program's
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* source code, which remains licensed under the GNU Affero General
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* Public License v3.
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*
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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#include "PropertyFactory.h"
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#include "CodePageOle.h"
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#include "../../XlsFile/Format/Binary/CFStream.h"
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namespace OLEPS
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{
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PropertyPtr PropertyFactory::ReadProperty(const unsigned int prop_id, XLS::CFStreamPtr stream, const unsigned int property_offset)
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{
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stream->seekFromBegin(property_offset);
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unsigned short value_type;
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if (stream->getStreamPointer() + 2 > stream->getStreamSize()) return PropertyPtr();
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*stream >> value_type;
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stream->seekFromCurForward(2); // Skip 2 reserved unsigned chars
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value_type = value_type & 0x00ff;
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PropertyPtr property_;
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if (prop_id == CODEPAGE || prop_id == CODEPAGEEXT)
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{
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property_ = PropertyPtr(new PropertyCodePage(prop_id, value_type));
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property_->Read(stream);
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PropertyCodePagePtr property_CodePage = boost::dynamic_pointer_cast<PropertyCodePage>(property_);
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if(property_CodePage)
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{
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code_page = property_CodePage->code_page;
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}
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}
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else if (prop_id == HEADINGPAIR)
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{
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property_ = PropertyPtr(new PropertyVecHeadingPair(prop_id, value_type, code_page));
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}
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else if (prop_id == DOCPARTS)
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{
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property_ = PropertyPtr(new PropertyVecString(prop_id, value_type, code_page));
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}
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else if (prop_id == DIGSIG)
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{
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property_ = PropertyPtr(new PropertyDigSig(prop_id, value_type));
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}
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else
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{
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if (value_type == Property::VT_LPSTR)
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{
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property_ = PropertyPtr(new PropertyString(prop_id, value_type, code_page));
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}
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else if (value_type == Property::VT_LPWSTR)
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{
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property_ = PropertyPtr(new PropertyWString(prop_id, value_type));
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}
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else if (value_type == Property::VT_I4)
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{
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property_ = PropertyPtr(new PropertyInt(prop_id, value_type));
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}
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else if (value_type == Property::VT_BOOL)
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{
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property_ = PropertyPtr(new PropertyBool(prop_id, value_type));
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}
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else if (value_type == Property::VT_FILETIME)
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{
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property_ = PropertyPtr(new PropertyDTM(prop_id, value_type));
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}
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else
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{
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//skip
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}
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}
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if (property_)
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{
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property_->Read(stream);
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}
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return property_;
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}
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} // namespace OLEPS
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