RemoveLogs.cpp

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// Mantid Repository : https://github.com/mantidproject/mantid
//
// Copyright © 2018 ISIS Rutherford Appleton Laboratory UKRI,
//   NScD Oak Ridge National Laboratory, European Spallation Source,
//   Institut Laue - Langevin & CSNS, Institute of High Energy Physics, CAS
// SPDX - License - Identifier: GPL - 3.0 +
//----------------------------------------------------------------------
// Includes
//----------------------------------------------------------------------
#include "MantidDataHandling/RemoveLogs.h"
#include "MantidAPI/FileProperty.h"
#include "MantidDataObjects/Workspace2D.h"
#include "MantidKernel/ArrayProperty.h"
#include "MantidKernel/Glob.h"
#include "MantidKernel/PropertyWithValue.h"
#include "MantidKernel/Strings.h"
#include "MantidKernel/TimeSeriesProperty.h"
 
#include <Poco/DateTimeFormat.h>
#include <Poco/DateTimeParser.h>
#include <Poco/DirectoryIterator.h>
#include <boost/algorithm/string.hpp>
 
#include <algorithm>
#include <fstream> // used to get ifstream
#include <sstream>
 
namespace Mantid::DataHandling {
 
// Register the algorithm into the algorithm factory
DECLARE_ALGORITHM(RemoveLogs)
 
using namespace Kernel;
using namespace API;
using DataObjects::Workspace2D_sptr;
 
RemoveLogs::RemoveLogs() = default;
 
void RemoveLogs::init() {
  // When used as a Child Algorithm the workspace name is not used - hence the
  // "Anonymous" to satisfy the validator
  declareProperty(std::make_unique<WorkspaceProperty<MatrixWorkspace>>("Workspace", "Anonymous", Direction::InOut),
                  "The name of the workspace to which the log data will be removed");
  declareProperty(std::make_unique<ArrayProperty<std::string>>("KeepLogs", Direction::Input),
                  "List(comma separated) of logs to be kept");
}
 
void RemoveLogs::exec() {
  // Get the input workspace and retrieve run from workspace.
  // the log file(s) will be loaded into the run object of the workspace
  const MatrixWorkspace_sptr localWorkspace = getProperty("Workspace");
  const std::vector<Mantid::Kernel::Property *> &logData = localWorkspace->run().getLogData();
  std::vector<std::string> keepLogs = getProperty("KeepLogs");
  std::vector<std::string> logNames;
  logNames.reserve(logData.size());
  std::transform(logData.cbegin(), logData.cend(), std::back_inserter(logNames),
                 [](const auto &property) { return property->name(); });
  for (const auto &logName : logNames) {
    auto location = std::find(keepLogs.cbegin(), keepLogs.cend(), logName);
    if (location == keepLogs.cend()) {
      localWorkspace->mutableRun().removeLogData(logName);
    }
  }
 
  // operation was a success and ended normally
  return;
}
 
} // namespace Mantid::DataHandling