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Model.cpp
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Model.cpp
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/*
* This file is part of OpenModelica.
*
* Copyright (c) 1998-CurrentYear, Open Source Modelica Consortium (OSMC),
* c/o Linköpings universitet, Department of Computer and Information Science,
* SE-58183 Linköping, Sweden.
*
* All rights reserved.
*
* THIS PROGRAM IS PROVIDED UNDER THE TERMS OF GPL VERSION 3 LICENSE OR
* THIS OSMC PUBLIC LICENSE (OSMC-PL) VERSION 1.2.
* ANY USE, REPRODUCTION OR DISTRIBUTION OF THIS PROGRAM CONSTITUTES
* RECIPIENT'S ACCEPTANCE OF THE OSMC PUBLIC LICENSE OR THE GPL VERSION 3,
* ACCORDING TO RECIPIENTS CHOICE.
*
* The OpenModelica software and the Open Source Modelica
* Consortium (OSMC) Public License (OSMC-PL) are obtained
* from OSMC, either from the above address,
* from the URLs: http://www.ida.liu.se/projects/OpenModelica or
* http://www.openmodelica.org, and in the OpenModelica distribution.
* GNU version 3 is obtained from: http://www.gnu.org/copyleft/gpl.html.
*
* This program is distributed WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE, EXCEPT AS EXPRESSLY SET FORTH
* IN THE BY RECIPIENT SELECTED SUBSIDIARY LICENSE CONDITIONS OF OSMC-PL.
*
* See the full OSMC Public License conditions for more details.
*
*/
#include "Model.h"
#include "Component.h"
#include "CSVWriter.h"
#include "Flags.h"
#include "MATWriter.h"
#include "OMSFileSystem.h"
#include "OMSString.h"
#include "Scope.h"
#include "ssd/Tags.h"
#include "System.h"
#include <minizip.h>
#include <thread>
oms::Model::Model(const oms::ComRef& cref, const std::string& tempDir)
: cref(cref), tempDir(tempDir), resultFilename(std::string(cref) + "_res.mat")
{
if (!Flags::SuppressPath())
logInfo("New model \"" + std::string(cref) + "\" with corresponding temp directory \"" + tempDir + "\"");
elements.push_back(NULL);
elements.push_back(NULL);
}
oms::Model::~Model()
{
terminate();
if (system)
delete system;
// delete temp directory
if (Flags::DeleteTempFiles())
{
if (!tempDir.empty() && filesystem::is_directory(tempDir))
{
try
{
filesystem::remove_all(tempDir);
logDebug("removed temp directory: \"" + tempDir + "\"");
}
catch (const std::exception& e)
{
logWarning("temp directory \"" + tempDir + "\" couldn't be removed\n" + e.what());
}
}
}
}
oms::Model* oms::Model::NewModel(const oms::ComRef& cref)
{
if (!cref.isValidIdent())
{
logError_InvalidIdent(cref);
return NULL;
}
filesystem::path tempDir = (filesystem::path(Scope::GetInstance().getTempDirectory().c_str()) / oms_unique_path(std::string(cref))).string();
if (filesystem::is_directory(tempDir))
{
logError("Unique temp directory does already exist. Clean up the temp directory \"" + Scope::GetInstance().getTempDirectory() + "\" and try again.");
return NULL;
}
if (!filesystem::create_directory(tempDir))
{
logError("Failed to create unique temp directory for the model \"" + std::string(cref) + "\"");
return NULL;
}
if (!filesystem::create_directory(tempDir / "temp"))
{
logError("Failed to create temp directory for the model \"" + std::string(cref) + "\"");
return NULL;
}
if (!filesystem::create_directory(tempDir / "resources"))
{
logError("Failed to create resources directory for the model \"" + std::string(cref) + "\"");
return NULL;
}
oms::Model* model = new oms::Model(cref, tempDir.string());
return model;
}
oms_status_enu_t oms::Model::rename(const oms::ComRef& cref)
{
if (!cref.isValidIdent())
return logError(std::string(cref) + " is not a valid ident");
this->cref = cref;
if (system)
{
system->renameConnectors();
for (const auto & it:system->getSubSystems())
it.second->renameConnectors();
}
return oms_status_ok;
}
oms_status_enu_t oms::Model::rename(const ComRef& cref, const ComRef& newCref)
{
if (!newCref.isValidIdent())
return logError(std::string(newCref) + " is not a valid ident");
if (!system)
return logError("Model \"" + std::string(getCref()) + "\" does not contain any system");
// renaming the model
if (cref.isEmpty())
return this->rename(newCref);
// renaming any subcomponent
oms::ComRef tail(cref);
oms::ComRef front = tail.pop_front();
if (system->getCref() == front)
return system->rename(tail, newCref);
return logError("Model \"" + std::string(getCref()) + "\" does not contain system \"" + std::string(front) + "\"");
}
oms_status_enu_t oms::Model::loadSnapshot(const pugi::xml_node& node)
{
// This method will not change the name of the model.
// If a renaming is requested then it will happen in Scope::loadSnapshot.
if (!validState(oms_modelState_virgin))
return logError_ModelInWrongState(getCref());
System* old_root_system = system;
system = NULL;
Snapshot snapshot; // this is a temporary workaroud, loadSnapshot will be removed later
snapshot.importResourceNode("SystemStructure.ssd", node);
//snapshot.debugPrintAll();
bool old_copyResources = copyResources();
copyResources(false);
oms_status_enu_t status = importFromSnapshot(snapshot);
copyResources(old_copyResources);
if (oms_status_ok != status)
{
system = old_root_system;
return logError("loading snapshot failed");
}
if (old_root_system)
{
delete old_root_system;
old_root_system = NULL;
}
return oms_status_ok;
}
oms_status_enu_t oms::Model::importSnapshot(const char* snapshot_, char** newCref)
{
if (!validState(oms_modelState_virgin))
return logError_ModelInWrongState(getCref());
Snapshot snapshot;
snapshot.import(snapshot_);
//snapshot.debugPrintAll();
// get the new root cref from the snapshot, this should be done here
// at the top before importing the full snapshot, as the new cref
// will be overwritten
new_root_cref = snapshot.getRootCref();
if (snapshot.isPartialSnapshot())
{
char* fullsnapshot;
// get full snapshot
exportSnapshot("", &fullsnapshot);
snapshot.importPartialSnapshot(fullsnapshot);
free(fullsnapshot);
}
// get ssd:SystemStructureDescription
pugi::xml_node ssdNode = snapshot.getResourceNode("SystemStructure.ssd");
ComRef new_cref = ComRef(ssdNode.attribute("name").as_string());
std::string ssdVersion = ssdNode.attribute("version").as_string();
// check new_cref exists in scope
if (new_cref != getCref() && Scope::GetInstance().getModel(new_cref))
return logError("Renaming the model \"" + std::string(getCref()) + "\" to \"" + std::string(new_cref) + "\" failed because another model with the same name already exists in the scope.");
if (ssdVersion != "Draft20180219" && ssdVersion != "1.0")
logWarning("Unknown SSD version: " + ssdVersion);
System* old_root_system = system;
system = NULL;
bool old_copyResources = copyResources();
copyResources(false);
oms_status_enu_t status = importFromSnapshot(snapshot);
copyResources(old_copyResources);
if (oms_status_ok != status)
{
system = old_root_system;
return logError("loading snapshot failed");
}
if (old_root_system)
{
delete old_root_system;
old_root_system = NULL;
}
if (newCref)
*newCref = (char*)new_root_cref.c_str();
// rename model
if (new_cref != getCref())
Scope::GetInstance().renameModel(getCref(), new_cref);
return oms_status_ok;
}
oms::System* oms::Model::getSystem(const oms::ComRef& cref)
{
if (!system)
return NULL;
if (cref.isEmpty())
return system;
oms::ComRef tail(cref);
oms::ComRef front = tail.pop_front();
if (this->system->getCref() == front)
return system->getSystem(tail);
return NULL;
}
oms::Component* oms::Model::getComponent(const oms::ComRef& cref)
{
if (!system)
return NULL;
oms::ComRef tail(cref);
oms::ComRef front = tail.pop_front();
if (this->system->getCref() == front)
return system->getComponent(tail);
return NULL;
}
oms_status_enu_t oms::Model::delete_(const oms::ComRef& cref)
{
oms::ComRef tail(cref);
oms::ComRef front = tail.pop_front();
if (!system || front != system->getCref())
return oms_status_error;
if (tail.isEmpty())
{
delete system;
system = NULL;
return oms_status_ok;
}
else
return system->delete_(tail);
}
oms_status_enu_t oms::Model::list(const oms::ComRef& cref, char** contents)
{
struct xmlStringWriter : pugi::xml_writer
{
std::string result;
virtual void write(const void* data, size_t size)
{
result += std::string(static_cast<const char*>(data), size);
}
};
xmlStringWriter writer;
pugi::xml_document doc;
Snapshot snapshot;
// check for toplevelSystem or Model to update parameterbindings in ssd
bool isTopSystemOrModel = false;
// list model
if (cref.isEmpty())
{
isTopSystemOrModel = true;
exportToSSD(snapshot);
doc.append_copy(snapshot.getResourceNode("SystemStructure.ssd"));
}
else
{
// list system
if (!system)
return logError("Model \"" + std::string(getCref()) + "\" does not contain any system");
System* subsystem = getSystem(cref);
// check for topLevel System, to update parameterBindings in ssd
if (cref.isValidIdent())
isTopSystemOrModel = true;
if (subsystem)
{
pugi::xml_node ssdNode = snapshot.getTemplateResourceNodeSSD("SystemStructure.ssd", this->getCref());
pugi::xml_node system_node = ssdNode.append_child(oms::ssp::Draft20180219::ssd::system);
subsystem->exportToSSD(system_node, snapshot);
doc.append_copy(snapshot.getResourceNode("SystemStructure.ssd").first_child());
}
else
{
// list component
Component* component = getComponent(cref);
if (!component)
return logError("error");
pugi::xml_node ssdNode = snapshot.getTemplateResourceNodeSSD("SystemStructure.ssd", this->getCref());
pugi::xml_node system_node = ssdNode.append_child(oms::ssp::Draft20180219::ssd::system);
component->exportToSSD(system_node, snapshot);
doc.append_copy(snapshot.getResourceNode("SystemStructure.ssd").first_child());
}
}
doc.save(writer);
*contents = mallocAndCopyString(writer.result);
if (!*contents)
return oms_status_fatal;
return oms_status_ok;
}
oms_status_enu_t oms::Model::exportSnapshot(const oms::ComRef& cref, char** contents)
{
Snapshot snapshot;
exportToSSD(snapshot);
exportSignalFilter(snapshot);
if (cref.isEmpty())
return snapshot.writeDocument(contents);
// query for partial snapshot
Snapshot partialSnapshot(true);
snapshot.exportPartialSnapshot(cref, partialSnapshot);
return partialSnapshot.writeDocument(contents);
}
oms_status_enu_t oms::Model::exportSSVTemplate(const oms::ComRef& cref, const std::string& filename)
{
oms::ComRef tail(cref);
oms::ComRef front = tail.pop_front();
pugi::xml_document ssvdoc;
// generate XML declaration for ssm file
pugi::xml_node ssvDeclarationNode = ssvdoc.append_child(pugi::node_declaration);
ssvDeclarationNode.append_attribute("version") = "1.0";
ssvDeclarationNode.append_attribute("encoding") = "UTF-8";
std::string extension = "";
if (filename.length() > 4)
extension = filename.substr(filename.length() - 4);
if (extension != ".ssv")
return logError("filename extension must be \".ssv\"; no other formats are supported");
Snapshot snapshot;
pugi::xml_node ssvNode = snapshot.getTemplateResourceNodeSSV("template.ssv", "modelDescriptionStartValues");
for (const auto& component : system->getComponents())
{
if(component.first == tail || cref.isEmpty() || cref.isValidIdent()) // allow querying single component or whole model
{
if (oms_status_ok != component.second->exportToSSVTemplate(ssvNode, snapshot))
{
return logError("export of ssv template failed for component " + std::string(system->getFullCref()+std::string(component.first)));
}
}
}
// check in subsystems
ComRef tailA(tail);
ComRef frontA = tailA.pop_front();
//std::cout <<"\n subsystem: " << tailA.c_str() << "==>" << frontA.c_str() << "==>" << cref.c_str();
for (const auto &subsytem : system->getSubSystems())
{
for (const auto &component : subsytem.second->getComponents())
{
if (component.first == tailA || cref.isEmpty() || (system->getSystem(frontA) && tailA.isEmpty()))
{
if (oms_status_ok != component.second->exportToSSVTemplate(ssvNode, snapshot))
{
return logError("export of ssv template failed for component " + std::string(system->getFullCref() + std::string(component.first)));
}
}
}
}
//ssvdoc.save(std::cout);
ssvdoc.append_copy(snapshot.getResourceNode("template.ssv"));
if (!ssvdoc.save_file(filename.c_str(), " ", pugi::format_indent|pugi::format_indent_attributes, pugi::encoding_utf8))
return logError("failed to export \"" + filename + "\" (for model \"" + std::string(this->getCref()) + "\")");
return oms_status_ok;
}
oms_status_enu_t oms::Model::exportSSMTemplate(const oms::ComRef& cref, const std::string& filename)
{
oms::ComRef tail(cref);
oms::ComRef front = tail.pop_front();
pugi::xml_document ssmdoc;
// generate XML declaration for ssm file
pugi::xml_node ssmDeclarationNode = ssmdoc.append_child(pugi::node_declaration);
ssmDeclarationNode.append_attribute("version") = "1.0";
ssmDeclarationNode.append_attribute("encoding") = "UTF-8";
std::string extension = "";
if (filename.length() > 4)
extension = filename.substr(filename.length() - 4);
if (extension != ".ssm")
return logError("filename extension must be \".ssm\"; no other formats are supported");
Snapshot snapshot;
pugi::xml_node ssmNode = snapshot.getTemplateResourceNodeSSM("template.ssm");
for (const auto& component : system->getComponents())
{
if(component.first == tail || cref.isEmpty()) // allow querying single component or whole model
{
if (oms_status_ok != component.second->exportToSSMTemplate(ssmNode))
{
return logError("export of ssm template failed for component " + std::string(system->getFullCref()+std::string(component.first)));
}
}
}
//ssmdoc.save(std::cout);
ssmdoc.append_copy(snapshot.getResourceNode("template.ssm"));
if (!ssmdoc.save_file(filename.c_str(), " ", pugi::format_indent|pugi::format_indent_attributes, pugi::encoding_utf8))
return logError("failed to export \"" + filename + "\" (for model \"" + std::string(this->getCref()) + "\")");
return oms_status_ok;
}
/*
* This function update the ParameterBindings in SSD, to link with a SSV file, (e.g)
* <ssd:ParameterBindings>
* <ssd:ParameterBinding source="resources/import_export_parameters.ssv" />
* </ssd:ParameterBindings>
*/
oms_status_enu_t oms::Model::updateParameterBindingsToSSD(pugi::xml_node& node, bool isTopSystemOrModel) const
{
// check parameter bindings exist and export to ssv file and also update the ssd file with parameterBindings at the top level
if (isTopSystemOrModel)
{
// update the ssd with the top level parameterBindings (e.g) <ParameterBinding source="resources/ControlledTemperature.ssv">
for(pugi::xml_node_iterator it = node.begin(); it != node.end(); ++it)
{
if (std::string(it->name()) == oms::ssp::Draft20180219::ssd::elements) // insert the parameter bindings after top-level connectors node
{
pugi::xml_node node_parameters_bindings = node.insert_child_before(oms::ssp::Version1_0::ssd::parameter_bindings, *it);
pugi::xml_node node_parameter_binding = node_parameters_bindings.append_child(oms::ssp::Version1_0::ssd::parameter_binding);
std::string ssvFileName = "resources/" + std::string(this->getCref()) + ".ssv";
node_parameter_binding.append_attribute("source") = ssvFileName.c_str();
break;
}
}
}
return oms_status_ok;
}
oms_status_enu_t oms::Model::newResources(const oms::ComRef& cref)
{
ComRef subCref(cref);
const std::string fileName = subCref.pop_suffix();
if (fileName.empty())
return logError("resource file not provided for \"" + std::string(getCref()+cref) + "\", Provide a valid reference file eg: \"model.root:test1.ssv\"");
std::string extension = "";
if (fileName.length() > 4)
extension = fileName.substr(fileName.length() - 4);
if (extension != ".ssv")
return logError("filename extension for \"" + std::string(getCref() + cref) + "\" must be \".ssv\", no other formats are supported");
if (system)
return system->newResources(subCref, fileName);
return oms_status_ok;
}
oms_status_enu_t oms::Model::addResources(const oms::ComRef& cref, const std::string& path)
{
filesystem::path path_ = oms_canonical(path);
if (!filesystem::exists(path_))
return logError("file does not exist: \"" + path + "\"");
ComRef subCref(cref);
std::string fileName = subCref.pop_suffix();
// get the filename from path, if no name provided
if (fileName.empty())
{
filesystem::path path_(path);
fileName = path_.filename().generic_string();
}
// copy the file to temp directory
filesystem::path temp_root(getTempDirectory());
filesystem::path temp_temp = temp_root / "temp";
filesystem::path relFMUPath = filesystem::path("resources/" + fileName);
filesystem::path absFMUPath = temp_root / relFMUPath;
oms_copy_file(filesystem::path(path), absFMUPath);
// push to external resources
externalResources.push_back("resources/"+ fileName);
return oms_status_ok;
}
oms_status_enu_t oms::Model::referenceResources(const oms::ComRef& cref, const std::string& ssmFile)
{
ComRef subCref(cref);
std::string fileName = subCref.pop_suffix();
if (fileName.empty())
return logError("reference file not provided for \"" + std::string(getCref() + cref) + "\", hence switching reference file to a new \".ssv\" or \".ssm\" cannot be done.");
std::string ssvExtension = "";
if (fileName.length() > 4)
ssvExtension = fileName.substr(fileName.length() - 4);
if (ssvExtension != ".ssv")
return logError("filename extension for \"" + std::string(getCref() + cref) + "\" must be \".ssv\", no other formats are supported");
if (!ssmFile.empty())
{
std::string ssmExtension = "";
if (ssmFile.length() > 4)
ssmExtension = ssmFile.substr(ssmFile.length() - 4);
if (ssmExtension != ".ssm")
return logError("filename extension for \"" + ssmFile + "\" must be \".ssm\", no other formats are supported");
}
if (system)
return system->newResources(subCref, fileName, ssmFile, true);
return oms_status_ok;
}
oms_status_enu_t oms::Model::reduceSSV(const std::string& ssvfile, const std::string& ssmfile, const std::string& filepath)
{
filesystem::path ssvpath_ = oms_canonical(ssvfile);
if (!filesystem::exists(ssvfile))
return logError("ssvfile does not exist: \"" + ssvfile + "\"");
filesystem::path ssmpath_ = oms_canonical(ssmfile);
if (!filesystem::exists(ssmfile))
return logError("ssmfile does not exist: \"" + ssmfile + "\"");
std::string ssvFilename = ssvpath_.filename().generic_string();
std::string ssmFilename = ssmpath_.filename().generic_string();
Snapshot snapshot;
snapshot.importResourceFile(ssvFilename, ssvpath_.remove_filename());
snapshot.importResourceFile(ssmFilename, ssmpath_.remove_filename());
values.importFromSnapshot(snapshot, ssvFilename, ssmFilename);
//snapshot.debugPrintAll();
pugi::xml_document ssvdoc;
// generate XML declaration for ssm file
pugi::xml_node ssvDeclarationNode = ssvdoc.append_child(pugi::node_declaration);
ssvDeclarationNode.append_attribute("version") = "1.0";
ssvDeclarationNode.append_attribute("encoding") = "UTF-8";
std::string savePath = "";
if (filepath.empty())
savePath = "reduced.ssv";
else
savePath = filepath;
pugi::xml_node ssvNode = snapshot.getTemplateResourceNodeSSV(savePath, "reducedSSV");
values.exportReduceSSV(ssvNode, this->getCref());
ssvdoc.append_copy(snapshot.getResourceNode(savePath));
if (!ssvdoc.save_file(savePath.c_str(), " ", pugi::format_indent|pugi::format_indent_attributes, pugi::encoding_utf8))
return logError("failed to export \"" + savePath + "\" (for model \"" + std::string(this->getCref()) + "\")");
return oms_status_ok;
}
oms_status_enu_t oms::Model::deleteReferencesInSSD(const oms::ComRef& cref)
{
ComRef subCref(cref);
std::string fileName = subCref.pop_suffix();
if (fileName.empty())
return logError("reference file not provided for \"" + std::string(getCref()+cref) + "\", hence deleting reference file cannot be done. Provide a valid reference file eg: \"model.root:test1.ssv\"");
std::string extension = "";
if (fileName.length() > 4)
extension = fileName.substr(fileName.length() - 4);
if (extension != ".ssv" && extension != ".ssm")
return logError("filename extension for \"" + std::string(getCref() + cref) + "\" must be \".ssv\" or \".ssm\", no other formats are supported");
if (system)
return system->deleteReferencesInSSD(subCref, fileName);
return oms_status_ok;
}
oms_status_enu_t oms::Model::deleteResourcesInSSP(const std::string & fileName)
{
if (fileName.empty())
return logError("reference file not provided for \"" + std::string(getCref()) + "\", hence deleting resource file cannot be done. Provide a valid reference file eg: \"model:test1.ssv\"");
std::string extension = "";
if (fileName.length() > 4)
extension = fileName.substr(fileName.length() - 4);
if (extension != ".ssv" && extension != ".ssm")
return logError("filename extension for \"" + std::string(getCref()) + ":" + fileName + "\" must be \".ssv\" or \".ssm\", no other formats are supported");
if (system)
return system->deleteResourcesInSSP(fileName);
return oms_status_ok;
}
oms_status_enu_t oms::Model::addSystem(const oms::ComRef& cref, oms_system_enu_t type)
{
if (cref.isValidIdent() && !system)
{
system = System::NewSystem(cref, type, this, NULL);
if (system)
{
elements[0] = system->getElement();
return oms_status_ok;
}
return oms_status_error;
}
if (!system)
return logError("Model \"" + std::string(getCref()) + "\" does not contain any system");
oms::ComRef tail(cref);
oms::ComRef front = tail.pop_front();
if (system->getCref() == front)
return system->addSubSystem(tail, type);
return logError("wrong input \"" + std::string(front) + "\" != \"" + std::string(system->getCref()) + "\"");
}
oms_status_enu_t oms::Model::exportToSSD(Snapshot& snapshot) const
{
pugi::xml_node ssdNode = snapshot.getTemplateResourceNodeSSD("SystemStructure.ssd", this->getCref());
if (system)
{
pugi::xml_node system_node = ssdNode.append_child(oms::ssp::Draft20180219::ssd::system);
if (oms_status_ok != system->exportToSSD(system_node, snapshot))
return logError("export of system failed");
}
exportUnitDefinitionsToSSD(ssdNode);
pugi::xml_node default_experiment = ssdNode.append_child(oms::ssp::Draft20180219::ssd::default_experiment);
default_experiment.append_attribute("startTime") = std::to_string(startTime).c_str();
default_experiment.append_attribute("stopTime") = std::to_string(stopTime).c_str();
// export openmodelica_default_experiment as vendor annotations
pugi::xml_node node_annotations = default_experiment.append_child(oms::ssp::Draft20180219::ssd::annotations);
pugi::xml_node node_annotation = node_annotations.append_child(oms::ssp::Version1_0::ssc::annotation);
node_annotation.append_attribute("type") = oms::ssp::Draft20180219::annotation_type;
pugi::xml_node oms_annotation_node = node_annotation.append_child(oms::ssp::Version1_0::oms_annotations);
pugi::xml_node oms_simulation_information = oms_annotation_node.append_child(oms::ssp::Version1_0::simulation_information);
//pugi::xml_node oms_default_experiment = oms_simulation_information.append_child("DefaultExperiment");
oms_simulation_information.append_attribute("resultFile") = resultFilename.c_str();
oms_simulation_information.append_attribute("loggingInterval") = std::to_string(loggingInterval).c_str();
oms_simulation_information.append_attribute("bufferSize") = std::to_string(bufferSize).c_str();
oms_simulation_information.append_attribute("signalFilter") = signalFilterFilename.c_str();
return oms_status_ok;
}
oms_status_enu_t oms::Model::importFromSnapshot(const Snapshot& snapshot)
{
pugi::xml_node ssdNode = snapshot.getResourceNode("SystemStructure.ssd");
if (!ssdNode)
return logError("loading <oms:file> \"SystemStructure.ssd\" from <oms:snapshot> failed");
std::string sspVersion = ssdNode.attribute("version").as_string();
if(sspVersion == "Draft20180219")
{
logWarning_deprecated;
}
for(pugi::xml_node_iterator it = ssdNode.begin(); it != ssdNode.end(); ++it)
{
std::string name = it->name();
if (name == oms::ssp::Draft20180219::ssd::system)
{
ComRef systemCref = ComRef(it->attribute("name").as_string());
// lochel: I guess that can somehow be improved
oms_system_enu_t systemType = getSystemType(*it, sspVersion);
if (oms_status_ok != addSystem(systemCref, systemType))
return oms_status_error;
System* system = getSystem(systemCref);
if (!system)
return oms_status_error;
if (oms_status_ok != system->importFromSnapshot(*it, sspVersion, snapshot))
return oms_status_error;
}
else if (name == oms::ssp::Draft20180219::ssd::units)
{
// allow importing unitDefinitions, the unitDefinitions are handled in Values.cpp importFromSnapshot
}
else if (name == oms::ssp::Draft20180219::ssd::default_experiment)
{
startTime = it->attribute("startTime").as_double(0.0);
stopTime = it->attribute("stopTime").as_double(1.0);
// import oms::DefaultExperiment from oms:simulationInformation
pugi::xml_node annotations = it->child(oms::ssp::Draft20180219::ssd::annotations);
pugi::xml_node annotation_node;
annotation_node = annotations.child(oms::ssp::Version1_0::ssc::annotation);
// check for ssd:annotation to support older version, which is a bug
if(!annotation_node)
{
annotation_node = annotations.child(oms::ssp::Draft20180219::ssd::annotation);
logWarning_deprecated;
}
if (annotation_node && std::string(annotation_node.attribute("type").as_string()) == oms::ssp::Draft20180219::annotation_type)
{
pugi::xml_node oms_annotation_node = annotation_node.child(oms::ssp::Version1_0::oms_annotations);
// support older <ssc:annotation>
if (!oms_annotation_node)
{
oms_annotation_node = annotation_node;
logWarning_deprecated;
}
for(pugi::xml_node_iterator itAnnotations = oms_annotation_node.begin(); itAnnotations != oms_annotation_node.end(); ++itAnnotations)
{
name = itAnnotations->name();
// check for oms_default_experiment from version 1.0
if (std::string(name) == oms::ssp::Version1_0::simulation_information && sspVersion == "1.0")
{
resultFilename = itAnnotations->attribute("resultFile").as_string();
loggingInterval = itAnnotations->attribute("loggingInterval").as_double();
bufferSize = itAnnotations->attribute("bufferSize").as_int();
if (oms_status_ok == importSignalFilter(itAnnotations->attribute("signalFilter").as_string(), snapshot))
this->signalFilterFilename = itAnnotations->attribute("signalFilter").as_string();
}
}
}
}
else
return logError("wrong xml schema detected");
}
return oms_status_ok;
}
oms_system_enu_t oms::Model::getSystemType(const pugi::xml_node& node, const std::string& sspVersion)
{
oms_system_enu_t systemType = oms_system_none;
for(pugi::xml_node_iterator itElements = node.begin(); itElements != node.end(); ++itElements)
{
std::string name = itElements->name();
/* To handle version = "Draft20180219"*/
if (name == oms::ssp::Draft20180219::ssd::simulation_information && sspVersion == "Draft20180219")
{
systemType = getSystemTypeHelper(*itElements, sspVersion);
}
/* from Version "1.0" simulationInformation is handled in vendor annotation */
if (name == oms::ssp::Draft20180219::ssd::annotations && sspVersion == "1.0")
{
pugi::xml_node annotation_node;
annotation_node = itElements->child(oms::ssp::Version1_0::ssc::annotation);
// check for ssd:annotation to support older version, which is a bug
if (!annotation_node)
{
annotation_node = itElements->child(oms::ssp::Draft20180219::ssd::annotation);
logWarning_deprecated;
}
if (annotation_node && std::string(annotation_node.attribute("type").as_string()) == oms::ssp::Draft20180219::annotation_type)
{
pugi::xml_node oms_annotation_node;
oms_annotation_node = annotation_node.child(oms::ssp::Version1_0::oms_annotations);
// support older <ssc:annotation>
if (!oms_annotation_node)
{
oms_annotation_node = annotation_node;
logWarning_deprecated;
}
for(pugi::xml_node_iterator itAnnotations = oms_annotation_node.begin(); itAnnotations != oms_annotation_node.end(); ++itAnnotations)
{
std::string annotationName = itAnnotations->name();
if (std::string(annotationName) == oms::ssp::Version1_0::simulation_information) // check for oms:simulationInformation from version 1.0
{
systemType = getSystemTypeHelper(*itAnnotations, sspVersion);
}
}
}
}
}
return systemType;
}
oms_system_enu_t oms::Model::getSystemTypeHelper(const pugi::xml_node& node, const std::string& sspVersion)
{
oms_system_enu_t systemType = oms_system_tlm;
if (std::string(node.child(oms::ssp::Version1_0::VariableStepSolver).attribute("description").as_string()) != "" || std::string(node.child("VariableStepSolver").attribute("description").as_string()) !="")
{
systemType = oms_system_sc;
}
else if (std::string(node.child("oms:FixedStepSolver").attribute("description").as_string()) != "" || std::string(node.child("FixedStepSolver").attribute("description").as_string()) != "")
{
systemType = oms_system_sc;
}
else if (std::string(node.child(oms::ssp::Version1_0::VariableStepMaster).attribute("description").as_string()) != "" || std::string(node.child("VariableStepMaster").attribute("description").as_string()) != "")
{
systemType = oms_system_wc;
}
else if (std::string(node.child(oms::ssp::Version1_0::FixedStepMaster).attribute("description").as_string()) != "" || std::string(node.child("FixedStepMaster").attribute("description").as_string()) != "")
{
systemType = oms_system_wc;
}
return systemType;
}
oms_status_enu_t oms::Model::exportToFile(const std::string& filename) const
{
Snapshot snapshot;
std::string extension = "";
if (filename.length() > 4)
extension = filename.substr(filename.length() - 4);
if (extension != ".ssp")
return logError("filename extension must be \".ssp\"; no other formats are supported");
exportToSSD(snapshot);
exportSignalFilter(snapshot);
// Usage: minizip [-o] [-a] [-0 to -9] [-p password] [-j] file.zip [files_to_add]
// -o Overwrite existing file.zip
// -a Append to existing file.zip
// -0 Store only
// -1 Compress faster
// -9 Compress better
// -j exclude path. store only the file name
std::vector<std::string> resources;
writeAllResourcesToFilesystem(resources, snapshot);
/*
* remove duplicates resources which is basically a fmu with multiple instances
* eg. tank1 => resources/001_tank1.fmu
* tank2 => resources/001_tank1.fmu
*/
resources.erase(std::unique(resources.begin(), resources.end()), resources.end());
std::string cd = Scope::GetInstance().getWorkingDirectory();
Scope::GetInstance().setWorkingDirectory(tempDir);
int argc = 4 + resources.size();
char **argv = new char*[argc];
int i=0;
argv[i++] = (char*)"minizip";
argv[i++] = (char*)"-o";
argv[i++] = (char*)"-1";
argv[i++] = (char*)"temp/model.ssp";
for (const auto& file : resources)
argv[i++]=(char*)file.c_str();
minizip(argc, argv);
delete[] argv;
Scope::GetInstance().setWorkingDirectory(cd);
filesystem::path full_path = filesystem::path(tempDir) / "temp/model.ssp";
oms_copy_file(full_path, filesystem::path(filename));
return oms_status_ok;
}
void oms::Model::writeAllResourcesToFilesystem(std::vector<std::string>& resources, Snapshot& snapshot) const
{
// get all files from snapshot and save the document (eg.) ssd, ssv and signalFilter
snapshot.getResources(resources);
for (auto const &filename : resources)
{
if (oms_status_ok != snapshot.writeResourceNode(filename, filesystem::path(tempDir)))
logError("failed to export \"" + filename + " to directory " + tempDir);
}
// export the unreferenced ssv and ssm files to ssp, this must be extended to export all unreferenced resources
for (auto & it : importedResources)
{
auto file = std::find(resources.begin(), resources.end(), "resources/"+ it);
if (file == resources.end())
resources.push_back("resources/"+ it); // export unreferenced resources
}
if (system)
system->getAllResources(resources);
// check for external resources added at model level
if (!externalResources.empty())
{
for (const auto &file : externalResources)
{
resources.push_back(file);
}
}
}
oms_status_enu_t oms::Model::setStartTime(double value)
{
if (!validState(oms_modelState_virgin|oms_modelState_enterInstantiation|oms_modelState_instantiated))
return logError_ModelInWrongState(getCref());
startTime = value;
return oms_status_ok;
}
oms_status_enu_t oms::Model::setStopTime(double value)
{
stopTime = value;
return oms_status_ok;
}
double oms::Model::getTime() const
{
if (system && validState(oms_modelState_simulation))
return system->getTime();