DumpObjectsProblem.C

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html
 
#include "DumpObjectsProblem.h"
#include "DumpObjectsAction.h"
#include "DumpObjectsNonlinearSystem.h"
#include "DumpObjectsLinearSystem.h"
#include "AuxiliarySystem.h"
#include "InputParameters.h"
#include "NonlinearSystem.h"
#include "LinearSystem.h"
#include "SolverSystem.h"
#include "Function.h"
#include <sstream>
 
#include "libmesh/string_to_enum.h"
 
using namespace libMesh;
 
registerMooseObject("MooseApp", DumpObjectsProblem);
 
InputParameters
DumpObjectsProblem::validParams()
{
  InputParameters params = FEProblemBase::validParams();
  params.addClassDescription("Single purpose problem object that does not run the given input but "
                             "allows deconstructing actions into their series of underlying Moose "
                             "objects and variables.");
  params.addParam<std::string>(
      "dump_path", "all", "Syntax path of the action of which to dump the generated syntax");
  params.addParam<bool>(
      "include_all_user_specified_params",
      true,
      "Whether to include all parameters that have been specified by a user in the dump, even if "
      "they match the default value of the parameter in the Factory");
 
  // Change the default because any complex solve or executioners needs the problem to perform its
  // setup duties (all the calls in initialSetup()) which are skipped by the DumpObjectsProblem
  params.addParam<bool>(
      "solve",
      false,
      "Whether to attempt to solve the Problem. This will only cause additional outputs of the "
      "objects and their parameters. This is unlikely to succeed with more complex executioners.");
  return params;
}
 
DumpObjectsProblem::DumpObjectsProblem(const InputParameters & parameters)
  : FEProblemBase(parameters),
    _include_all_user_specified_params(getParam<bool>("include_all_user_specified_params"))
{
  // Make dummy systems based on parameters passed
  _solver_systems.resize(0);
  for (const auto i : index_range(_nl_sys_names))
  {
    const auto & sys_name = _nl_sys_names[i];
    const auto & new_sys = std::make_shared<DumpObjectsNonlinearSystem>(*this, sys_name);
    _solver_systems.push_back(new_sys);
    _nl[i] = new_sys;
  }
  for (const auto i : index_range(_linear_sys_names))
  {
    const auto & sys_name = _linear_sys_names[i];
    const auto & new_sys = std::make_shared<DumpObjectsLinearSystem>(*this, sys_name);
    _solver_systems.push_back(new_sys);
    _linear_systems[i] = new_sys;
  }
  _aux = std::make_shared<AuxiliarySystem>(*this, "aux0");
 
  // Create a dummy assembly for the systems at hand
  newAssemblyArray(_solver_systems);
 
  // Create extra vectors and matrices if any
  createTagVectors();
 
  // Create extra solution vectors if any
  createTagSolutions();
 
  // Add an action to call printObjects at the end of the action/tasks phase
  // NOTE: We previously relied on problem.solve() but some executioners (SIMPLE in NavierStokes) do
  // not support this
  auto action_params = _app.getActionFactory().getValidParams("DumpObjectsAction");
  action_params.applyParameters(parameters);
  auto dump_objects_action =
      _app.getActionFactory().create("DumpObjectsAction", "dump_objects", action_params);
  _app.actionWarehouse().addActionBlock(dump_objects_action);
}
 
std::string
DumpObjectsProblem::deduceNecessaryParameters(const std::string & type,
                                              const InputParameters & parameters)
{
  auto factory_params = stringifyParameters(_factory.getValidParams(type));
  auto specified_params = stringifyParameters(parameters);
 
  std::string param_text;
  for (auto & value_pair : specified_params)
  {
    // parameter name
    const auto & param_name = value_pair.first;
    const auto & param_value = value_pair.second;
 
    // determine whether to include the parameter
    auto factory_it = factory_params.find(param_name);
    bool include_param = (factory_it->second != param_value);
    if (_include_all_user_specified_params)
      include_param = include_param || parameters.isParamSetByUser(param_name);
    if (factory_it == factory_params.end() || include_param)
      param_text += "    " + param_name + " = " + param_value + '\n';
  }
 
  return param_text;
}
 
void
DumpObjectsProblem::dumpObjectHelper(const std::string & system,
                                     const std::string & type,
                                     const std::string & name,
                                     const InputParameters & parameters)
{
  auto path = _app.actionWarehouse().getCurrentActionName();
  auto param_text = deduceNecessaryParameters(type, parameters);
 
  // clang-format off
  _generated_syntax[path][system] +=
        "  [" + name + "]\n"
      + "    type = " + type + '\n'
      +      param_text
      + "  []\n";
  // clang-format on
}
 
void
DumpObjectsProblem::dumpVariableHelper(const std::string & system,
                                       const std::string & var_name,
                                       FEFamily family,
                                       Order order,
                                       Real scale_factor,
                                       const std::set<SubdomainID> * const active_subdomains)
{
  auto path = _app.actionWarehouse().getCurrentActionName();
  std::string param_text;
 
  if (active_subdomains)
  {
    std::string blocks;
    for (auto & subdomain_id : *active_subdomains)
    {
      auto subdomain_name = _mesh.getMesh().subdomain_name(subdomain_id);
      if (subdomain_name == "")
        subdomain_name = std::to_string(subdomain_id);
 
      if (!blocks.empty())
        blocks += ' ';
 
      blocks += subdomain_name;
    }
 
    if (active_subdomains->size() > 1)
      blocks = "'" + blocks + "'";
 
    param_text += "    blocks = " + blocks + '\n';
  }
 
  if (family != LAGRANGE)
    param_text += "    family = " + libMesh::Utility::enum_to_string<FEFamily>(family) + '\n';
  if (order != FIRST)
    param_text += "    order = " + libMesh::Utility::enum_to_string<Order>(order) + '\n';
  if (scale_factor != 1.0)
    param_text += "    scale = " + std::to_string(scale_factor);
 
  // clang-format off
  _generated_syntax[path][system] +=
        "  [" + var_name + "]\n"
      +      param_text
      + "  []\n";
  // clang-format on
}
 
void
DumpObjectsProblem::printObjects()
{
  const auto path = getParam<std::string>("dump_path");
  if (path != "all")
    dumpGeneratedSyntax(path);
  else
    dumpAllGeneratedSyntax();
}
 
void
DumpObjectsProblem::dumpGeneratedSyntax(const std::string path)
{
  auto pathit = _generated_syntax.find(path);
  if (pathit == _generated_syntax.end())
    return;
 
  Moose::out << "**START DUMP DATA**\n";
  for (const auto & system_pair : pathit->second)
    Moose::out << '[' << system_pair.first << "]\n" << system_pair.second << "[]\n\n";
  Moose::out << "**END DUMP DATA**\n";
  Moose::out << std::flush;
}
 
void
DumpObjectsProblem::dumpAllGeneratedSyntax() const
{
  Moose::out << "**START DUMP DATA**\n";
  for (const auto & path : _generated_syntax)
    for (const auto & system_pair : path.second)
      Moose::out << '[' << system_pair.first << "]\n" << system_pair.second << "[]\n\n";
  Moose::out << "**END DUMP DATA**\n";
  Moose::out << std::flush;
}
 
std::map<std::string, std::string>
DumpObjectsProblem::stringifyParameters(const InputParameters & parameters)
{
  std::map<std::string, std::string> parameter_map;
 
  std::string syntax;
  if (parameters.isParamValid("parser_syntax"))
    syntax = parameters.get<std::string>("parser_syntax");
 
  for (auto & value_pair : parameters)
  {
    // parameter name
    const auto & param_name = value_pair.first;
 
    if (!parameters.isPrivate(param_name) && parameters.isParamValid(param_name))
    {
      if (param_name == "control_tags")
      {
        // deal with the control tags. The current parser_syntax is automatically added to this. So
        // we can remove the parameter if that's all there is in it
      }
      else
      {
        // special treatment for some types
 
        // parameter value
        std::string param_value;
        if (parameters.have_parameter<bool>(param_name))
        {
          const bool & b = parameters.get<bool>(param_name);
          param_value = b ? "true" : "false";
        }
        else
        {
          std::stringstream ss;
          value_pair.second->print(ss);
          param_value = ss.str();
        }
 
        // delete trailing space
        if (!param_value.empty() && param_value.back() == ' ')
          param_value.pop_back();
 
        // add quotes if the parameter contains spaces or is empty
        if (param_value.find_first_of(" ") != std::string::npos || param_value.length() == 0)
          param_value = "'" + param_value + "'";
 
        parameter_map[param_name] = param_value;
      }
    }
  }
 
  return parameter_map;
}
 
void
DumpObjectsProblem::initialSetup()
{
  TIME_SECTION("initializingFunctions", 5, "Initializing Functions");
  mooseAssert(libMesh::n_threads() == 1, "We should only use one thread for dumping objects");
 
  // Call the initialSetup methods for functions
  // We need to do that at least for the parsed functions that can be used as parameters
  // in the input file
  // Note that we are not planning to use the functions, which is why we are not re-initing scalar
  // variables
  _functions.initialSetup(0);
}