lib3mf :
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SaraP
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/*++
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Copyright (C) 2019 3MF Consortium
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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Abstract:
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NMR_ModelReaderNode_ModelBase.cpp implements the Model Reader Node Class.
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A model reader node is an abstract base class for all XML nodes of a 3MF Model Stream.
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--*/
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#include "Model/Reader/NMR_ModelReaderNode_ModelBase.h"
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#include "Model/Reader/v100/NMR_ModelReaderNode100_Resources.h"
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#include "Model/Reader/v100/NMR_ModelReaderNode100_Build.h"
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#include "Model/Reader/v100/NMR_ModelReaderNode100_MetaData.h"
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#include "Model/Reader/v093/NMR_ModelReaderNode093_Resources.h"
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#include "Model/Reader/v093/NMR_ModelReaderNode093_Build.h"
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#include "Model/Classes/NMR_ModelConstants.h"
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#include "Common/3MF_ProgressMonitor.h"
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#include "Common/NMR_Exception.h"
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#include "Common/NMR_StringUtils.h"
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#include <iostream>
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#include <sstream>
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#include <algorithm>
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#include <iterator>
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namespace NMR {
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CModelReaderNode_ModelBase::CModelReaderNode_ModelBase(_In_ CModel * pModel, _In_ PModelWarnings pWarnings, const std::string sPath,
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_In_ PProgressMonitor pProgressMonitor)
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: CModelReaderNode(pWarnings, pProgressMonitor), m_bIgnoreBuild(false), m_bIgnoreMetaData(false), m_bHaveWarnedAboutV093(false)
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{
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__NMRASSERT(pModel);
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m_pModel = pModel;
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m_sRequiredExtensions = "";
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m_pModel->setLanguage("und");
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m_bHasResources = false;
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m_bHasBuild = false;
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m_bWithinIgnoredElement = false;
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m_sPath = sPath;
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}
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void CModelReaderNode_ModelBase::CheckRequiredExtensions() {
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// check, whether all required extensions are available in this implementation before actually parsing the file
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std::istringstream iss(m_sRequiredExtensions);
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std::vector<std::string> tokens{ std::istream_iterator<std::string, char>{iss},
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std::istream_iterator<std::string, char>{} };
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for (auto token : tokens) {
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// is the extension listed?
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if (m_ListedExtensions.count(token) < 1) {
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throw CNMRException(NMR_ERROR_INVALIDREQUIREDEXTENSIONPREFIX);
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}
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// is the extension supported?
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std::string sExtensionURI = m_ListedExtensions[token];
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if (strcmp(sExtensionURI.c_str(), PACKAGE_XMLNS_100) != 0 &&
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strcmp(sExtensionURI.c_str(), XML_3MF_NAMESPACE_MATERIALSPEC) != 0 &&
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strcmp(sExtensionURI.c_str(), XML_3MF_NAMESPACE_PRODUCTIONSPEC) != 0 &&
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strcmp(sExtensionURI.c_str(), XML_3MF_NAMESPACE_SLICESPEC) != 0 &&
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strcmp(sExtensionURI.c_str(), XML_3MF_NAMESPACE_BEAMLATTICESPEC) != 0 &&
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strcmp(sExtensionURI.c_str(), XML_3MF_NAMESPACE_SECURECONTENTSPEC) != 0 )
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{
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m_pWarnings->addWarning(NMR_ERROR_REQUIREDEXTENSIONNOTSUPPORTED, mrwInvalidMandatoryValue);
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}
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}
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}
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void CModelReaderNode_ModelBase::parseXML(_In_ CXmlReader * pXMLReader)
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{
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// Parse name
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parseName(pXMLReader);
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// Parse attribute
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parseAttributes(pXMLReader);
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// Check required extensions
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CheckRequiredExtensions();
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// Parse Content
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parseContent(pXMLReader);
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}
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void CModelReaderNode_ModelBase::OnAttribute(_In_z_ const nfChar * pAttributeName, _In_z_ const nfChar * pAttributeValue)
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{
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__NMRASSERT(pAttributeName);
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__NMRASSERT(pAttributeValue);
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if (strcmp(pAttributeName, XML_3MF_ATTRIBUTE_MODEL_UNIT) == 0) {
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// set unit string and set validity
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try {
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m_pModel->setUnitString(pAttributeValue);
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}
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catch (CNMRException & e) {
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m_pWarnings->addException(e, mrwInvalidMandatoryValue);
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}
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}
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else if (strcmp(pAttributeName, XML_3MF_ATTRIBUTE_REQUIREDEXTENSIONS) == 0) {
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m_sRequiredExtensions = std::string(pAttributeValue);
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}
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}
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void CModelReaderNode_ModelBase::OnNSAttribute(_In_z_ const nfChar * pAttributeName, _In_z_ const nfChar * pAttributeValue, _In_z_ const nfChar * pNameSpace)
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{
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if (strcmp(pNameSpace, XML_3MF_NAMESPACE_XML) == 0) {
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if (strcmp(pAttributeName, XML_3MF_ATTRIBUTE_MODEL_LANG) == 0) {
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m_pModel->setLanguage(std::string(pAttributeValue));
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}
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else if (strcmp(pAttributeName, XML_3MF_ATTRIBUTE_MODEL_SPACE) == 0)
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{
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throw CNMRException(NMR_ERROR_FORBIDDENXMLATTRITIBUTE);
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}
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// lax handling here for other XML_3MF_NAMESPACE_XML-attributes
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}
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else if (strcmp(pNameSpace, XML_3MF_NAMESPACE_XMLNS) == 0) {
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m_ListedExtensions.insert(std::pair<std::string, std::string>(std::string(pAttributeName), std::string(pAttributeValue)));
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}
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}
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void CModelReaderNode_ModelBase::ReadMetaDataNode(_In_ CXmlReader * pXMLReader)
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{
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PModelReaderNode100_MetaData pXMLNode = std::make_shared<CModelReaderNode100_MetaData>(m_pWarnings);
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pXMLNode->parseXML(pXMLReader);
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std::string sKey = pXMLNode->getKey();
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std::string sValue = pXMLNode->getValue();
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std::string sType = pXMLNode->getType();
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nfBool bPreserve = pXMLNode->getPreserve();
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if (!sKey.empty()) {
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if (m_pModel->hasMetaData(sKey)) {
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m_pWarnings->addWarning(NMR_ERROR_DUPLICATEMETADATA, mrwInvalidOptionalValue);
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}
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else {
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std::string sNameSpace, sName;
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decomposeKeyIntoNamespaceAndName(sKey, sNameSpace, sName);
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if (!sNameSpace.empty()) {
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std::string sNameSpaceURI;
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if (!pXMLReader->GetNamespaceURI(sNameSpace, sNameSpaceURI)) {
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m_pWarnings->addException(CNMRException(NMR_ERROR_METADATA_COULDNOTGETNAMESPACE), mrwInvalidOptionalValue);
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sNameSpaceURI = sNameSpace;
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}
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m_pModel->addMetaData(sNameSpaceURI, sName, sValue, sType, bPreserve);
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}
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else {
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// default namespace
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if (CModelMetaData::isValidNamespaceAndName("", sName)) {
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m_pModel->addMetaData("", sName, sValue, sType, bPreserve);
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}
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else
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m_pWarnings->addException(CNMRException(NMR_ERROR_UNKNOWNMETADATA), mrwInvalidOptionalValue);
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}
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}
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}
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else {
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m_pWarnings->addWarning(NMR_ERROR_INVALIDMETADATA, mrwInvalidOptionalValue);
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}
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}
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void CModelReaderNode_ModelBase::OnNSChildElement(_In_z_ const nfChar * pChildName, _In_z_ const nfChar * pNameSpace, _In_ CXmlReader * pXMLReader)
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{
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if (strcmp(pNameSpace, XML_3MF_NAMESPACE_CORESPEC100) == 0) {
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if (strcmp(pChildName, XML_3MF_ELEMENT_RESOURCES) == 0) {
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m_bWithinIgnoredElement = false;
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m_pProgressMonitor->SetProgressIdentifier(ProgressIdentifier::PROGRESS_READRESOURCES);
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m_pProgressMonitor->ReportProgressAndQueryCancelled(true);
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PModelReaderNode pXMLNode = std::make_shared<CModelReaderNode100_Resources>(m_pModel, m_pWarnings, m_sPath.c_str(), m_pProgressMonitor);
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if (m_bHasResources)
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throw CNMRException(NMR_ERROR_DUPLICATERESOURCES);
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pXMLNode->parseXML(pXMLReader);
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m_bHasResources = true;
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}
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else if (strcmp(pChildName, XML_3MF_ELEMENT_BUILD) == 0) {
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if (m_bHasBuild)
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throw CNMRException(NMR_ERROR_DUPLICATEBUILDSECTION);
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if (m_bIgnoreBuild) {
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m_bWithinIgnoredElement = true;
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}
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else {
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m_bWithinIgnoredElement = false;
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m_pProgressMonitor->SetProgressIdentifier(ProgressIdentifier::PROGRESS_READBUILD);
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m_pProgressMonitor->ReportProgressAndQueryCancelled(true);
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PModelReaderNode pXMLNode = std::make_shared<CModelReaderNode100_Build>(m_pModel, m_pWarnings);
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pXMLNode->parseXML(pXMLReader);
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}
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m_bHasBuild = true;
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}
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else if (strcmp(pChildName, XML_3MF_ELEMENT_METADATA) == 0) {
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if (m_bIgnoreMetaData) {
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m_bWithinIgnoredElement = true;
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} else {
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m_bWithinIgnoredElement = false;
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ReadMetaDataNode(pXMLReader);
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}
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}
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else {
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if (!m_bWithinIgnoredElement)
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m_pWarnings->addException(CNMRException(NMR_ERROR_NAMESPACE_INVALID_ELEMENT), mrwInvalidOptionalValue);
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}
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}
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else if ((strcmp(pNameSpace, XML_3MF_NAMESPACE_CORESPEC093) == 0) || (strcmp(pNameSpace, "") == 0)) {
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if (!m_bHaveWarnedAboutV093) {
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m_pWarnings->addException(CNMRException(NMR_ERROR_VERSION093_NOT_SUPPORTED), mrwInvalidOptionalValue);
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m_bHaveWarnedAboutV093 = true;
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}
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if (strcmp(pChildName, XML_3MF_ELEMENT_RESOURCES) == 0) {
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PModelReaderNode pXMLNode = std::make_shared<CModelReaderNode093_Resources>(m_pModel, m_pWarnings);
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if (m_bHasResources)
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throw CNMRException(NMR_ERROR_DUPLICATERESOURCES);
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pXMLNode->parseXML(pXMLReader);
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m_bHasResources = true;
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}
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else if (strcmp(pChildName, XML_3MF_ELEMENT_BUILD) == 0) {
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PModelReaderNode pXMLNode = std::make_shared<CModelReaderNode093_Build>(m_pModel, m_pWarnings);
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if (m_bHasBuild)
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throw CNMRException(NMR_ERROR_DUPLICATEBUILDSECTION);
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pXMLNode->parseXML(pXMLReader);
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m_bHasBuild = true;
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}
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else if ((strcmp(pChildName, XML_3MF_ELEMENT_METADATA) == 0) || (strcmp(pChildName, XML_3MF_ELEMENT_METADATA_ENRTY) == 0)) {
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ReadMetaDataNode(pXMLReader);
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}
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else
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m_pWarnings->addException(CNMRException(NMR_ERROR_NAMESPACE_INVALID_ELEMENT), mrwInvalidOptionalValue);
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}
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else {
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// ignore
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}
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}
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nfBool CModelReaderNode_ModelBase::getHasResources()
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{
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return m_bHasResources;
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}
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nfBool CModelReaderNode_ModelBase::getHasBuild()
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{
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return m_bHasBuild;
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}
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nfBool CModelReaderNode_ModelBase::ignoreBuild()
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{
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return m_bIgnoreBuild;
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}
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void CModelReaderNode_ModelBase::setIgnoreBuild(bool bIgnoreBuild)
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{
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m_bIgnoreBuild = bIgnoreBuild;
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}
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nfBool CModelReaderNode_ModelBase::ignoreMetaData()
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{
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return m_bIgnoreMetaData;
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}
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void CModelReaderNode_ModelBase::setIgnoreMetaData(bool bIgnoreMetaData)
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{
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m_bIgnoreMetaData = bIgnoreMetaData;
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}
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}
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