mirror of
https://github.com/ONLYOFFICE/core.git
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255 lines
8.4 KiB
C++
255 lines
8.4 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 "math_elements.h"
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#include "../Converter/StarMath2OOXML/shakey.h"
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#include "../Converter/StarMath2OOXML/conversionmathformula.h"
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namespace cpdoccore {
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using namespace odf_types;
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namespace odf_reader {
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//---------------------------------------------------------------
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const wchar_t * office_math_element::ns = L"math";
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const wchar_t * office_math_element::name = L"math-element";
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//---------------------------------------------------------------
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const wchar_t * office_math::ns = L"math";
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const wchar_t * office_math::name = L"math";
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//----------------------------------------------------------------------------------------------------
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void office_math::add_attributes( const xml::attributes_wc_ptr & Attributes )
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{
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}
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void office_math::add_child_element( xml::sax * Reader, const std::wstring & Ns, const std::wstring & Name)
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{
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if CP_CHECK_NAME1(L"semantics")
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{
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CP_CREATE_ELEMENT(semantics_);
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}
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}
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void office_math::oox_convert(oox::math_context & Context, int iTypeConversion)
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{
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if (semantics_)
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{
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office_math_element* math_element = dynamic_cast<office_math_element*>(semantics_.get());
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math_element->oox_convert(Context,iTypeConversion);
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}
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}
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//----------------------------------------------------------------------------------------------------
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const wchar_t * math_semantics::ns = L"math";
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const wchar_t * math_semantics::name = L"semantics";
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//----------------------------------------------------------------------------------------------------
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void math_semantics::add_attributes( const xml::attributes_wc_ptr & Attributes )
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{
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}
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void math_semantics::add_child_element( xml::sax * Reader, const std::wstring & Ns, const std::wstring & Name)
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{
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if CP_CHECK_NAME1(L"annotation")
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{
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CP_CREATE_ELEMENT(annotation_);
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}
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else if(CP_CHECK_NAME1(L"signature"))
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create_element_and_read(Reader,Ns,Name,signature_,getContext(),false,true);
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else
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CP_CREATE_ELEMENT(content_);
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}
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void math_semantics::oox_convert(oox::math_context & Context)
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{
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this->oox_convert(Context,0);
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}
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void math_semantics::oox_convert(oox::math_context &Context, int iTypeConversion)
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{
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math_signature* pSignature = dynamic_cast<math_signature*>(signature_.get());
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math_annotation* annotation = dynamic_cast<math_annotation*>(annotation_.get());
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math_annotation_xml* annotation_xml = dynamic_cast<math_annotation_xml*>(annotation_.get());
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std::wstring annotation_text(L"");
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if ((annotation) && (annotation->text_)) annotation_text = *annotation->text_;
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else if ((annotation_xml) && (annotation_xml->text_)) annotation_text = *annotation_xml->text_;
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bool result = false;
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if(pSignature)
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{
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if(pSignature->text_ && pSignature->GetAlg() == L"sha256" && HashSM::HashComparison(pSignature->GetShaKey(),HashSM::HashingAnnotation(annotation_text,true)))
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{
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Context.output_stream() << *pSignature->text_;
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result = true;
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}
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}
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if (!annotation_text.empty() && !result)
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{
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result = true;
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StarMath::CStarMathConverter oConverterStarMath;
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oConverterStarMath.SetBaseFont(Context.base_font_name_);
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oConverterStarMath.SetBaseSize(Context.base_font_size_);
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oConverterStarMath.SetBaseAlignment(Context.base_alignment_);
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oConverterStarMath.SetBaseItalic(Context.base_font_italic_);
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oConverterStarMath.SetBaseBold(Context.base_font_bold_);
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std::wstring ws_conversion_result_sm_to_ooxml = oConverterStarMath.ConvertStarMathToOOXml(annotation_text,iTypeConversion);
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std::queue<StarMath::TFormulaSize> sizes = oConverterStarMath.GetFormulaSize();
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for (;!sizes.empty(); sizes.pop())
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{
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if (sizes.front().m_iWidth > Context.width)
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Context.width = sizes.front().m_iWidth;
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Context.height += sizes.front().m_iHeight;
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}
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Context.output_stream() << ws_conversion_result_sm_to_ooxml;
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}
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if (!result)
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{
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Context.output_stream() << L"<m:oMathPara xmlns:m=\"http://schemas.openxmlformats.org/officeDocument/2006/math\">";
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Context.output_stream() << L"<m:oMath xmlns:m=\"http://schemas.openxmlformats.org/officeDocument/2006/math\">";
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for (size_t i = 0; i < content_.size(); i++)
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{
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office_math_element* math_element = dynamic_cast<office_math_element*>(content_[i].get());
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math_element->oox_convert(Context);
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}
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Context.output_stream() << L"</m:oMath>";
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Context.output_stream() << L"</m:oMathPara>";
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}
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}
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//----------------------------------------------------------------------------------------------------
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const wchar_t * math_annotation::ns = L"math";
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const wchar_t * math_annotation::name = L"annotation";
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//----------------------------------------------------------------------------------------------------
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void math_annotation::add_attributes( const xml::attributes_wc_ptr & Attributes )
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{
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// ver 2
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CP_APPLY_ATTR(L"math:encoding", encoding_);
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// ver 3
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if (!encoding_) CP_APPLY_ATTR(L"encoding", encoding_);
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}
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void math_annotation::add_child_element( xml::sax * Reader, const std::wstring & Ns, const std::wstring & Name)
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{
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CP_CREATE_ELEMENT(content_);
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}
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void math_annotation::add_text(const std::wstring & Text)
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{
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text_ = Text;
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}
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//----------------------------------------------------------------------------------------------------
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const wchar_t * math_annotation_xml::ns = L"math";
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const wchar_t * math_annotation_xml::name = L"annotation-xml";
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//----------------------------------------------------------------------------------------------------
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void math_annotation_xml::add_attributes( const xml::attributes_wc_ptr & Attributes )
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{
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// ver 2
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CP_APPLY_ATTR(L"math:encoding", encoding_);
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// ver 3
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if (!encoding_) CP_APPLY_ATTR(L"encoding", encoding_);
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}
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void math_annotation_xml::add_child_element( xml::sax * Reader, const std::wstring & Ns, const std::wstring & Name)
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{
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CP_CREATE_ELEMENT(content_);
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}
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void math_annotation_xml::add_text(const std::wstring & Text)
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{
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text_->append(Text);
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}
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//----------------------------------------------------------------------------------------------------
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const wchar_t * math_signature::ns = L"math";
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const wchar_t * math_signature::name = L"signature";
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//----------------------------------------------------------------------------------------------------
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std::wstring math_signature::GetAlg() const
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{
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if(alg_)
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return alg_.get();
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return L"";
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}
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std::wstring math_signature::GetShaKey() const
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{
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if(shakey_)
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return shakey_.get();
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return L"";
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}
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void math_signature::add_attributes( const xml::attributes_wc_ptr & Attributes )
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{
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CP_APPLY_ATTR(L"encoding", encoding_);
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CP_APPLY_ATTR(L"alg", alg_);
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CP_APPLY_ATTR(L"shakey", shakey_);
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}
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void math_signature::add_child_element( xml::sax * Reader, const std::wstring & Ns, const std::wstring & Name)
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{
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CP_CREATE_ELEMENT(content_);
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}
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void math_signature::add_text(const std::wstring & Text)
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{
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text_ = Text;
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}
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}
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}
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