tools/SwissTools.hpp

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/*
  This file is part of OpenFLUID software
  Copyright (c) 2007-2010 INRA-Montpellier SupAgro


 == GNU General Public License Usage ==

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  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 == Other Usage ==

  Other Usage means a use of OpenFLUID that is inconsistent with the GPL
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*/


#ifndef __SWISSTOOLS_HPP__
#define __SWISSTOOLS_HPP__

#include <vector>
#include <string>
#include <sstream>
#include <cmath>

#include <boost/algorithm/string.hpp>

#include <openfluid/dllexport.hpp>
#include <openfluid/core/TypeDefs.hpp>

namespace openfluid {
namespace core {
class DateTime;
}
}


#define STRINGIFY(x) XSTRINGIFY(x)
#define XSTRINGIFY(x) #x


namespace openfluid { namespace tools {

template<typename T>
inline bool ConvertString(const std::string& StrToConvert, T* Converted)
{
  std::istringstream iss(StrToConvert);
  char c;
  return ((iss >> (*Converted)) && !iss.get(c));
}

// =====================================================================
// =====================================================================

template<typename T>
inline bool ConvertValue(const T ValueToConvert, std::string * StrConverted)
{
  std::ostringstream oss;
  bool IsOK = !(oss << ValueToConvert).fail();

  if (IsOK) *StrConverted = oss.str();

  return IsOK;
}


// =====================================================================
// =====================================================================

void DLLEXPORT TokenizeString(const std::string& StrToTokenize,
                              std::vector<std::string>& Tokens,
                              const std::string& Delimiters);

// =====================================================================
// =====================================================================


inline bool IsCloseEnough(double A, double B, double Epsilon = 0.00001)
{
  // see Knuth section 4.2.2 pages 217-218
  return ((std::fabs(A - B)) <= (Epsilon * std::fabs(A)));
}


// =====================================================================
// =====================================================================


inline bool IsVeryClose(double A, double B, double Epsilon = 0.00001)
{
  // see Knuth section 4.2.2 pages 217-218
  return (((std::fabs(A - B)) <= (Epsilon * std::fabs(A))) && ((std::fabs(A - B)) <= (Epsilon * std::fabs(B))));
}


// =====================================================================
// =====================================================================


bool DLLEXPORT WildcardMatching(const std::string Pattern, const std::string Str);



// =====================================================================
// =====================================================================



std::vector<std::string> DLLEXPORT GetFilesByExt(const std::string DirToExplore,
                                                 const std::string Ext,
                                                 bool WithPath = false,
                                                 bool ExtIncludeDot = false);

inline std::vector<std::string> /*DLLEXPORT*/ SplitString(const std::string StrToSplit,
                                               const std::string Separators,
                                               bool ReturnsEmpty = false)
{
        std::vector<std::string> SplitParts;

        boost::algorithm::token_compress_mode_type TokCompress = boost::token_compress_on;
        if (ReturnsEmpty) TokCompress = boost::token_compress_off;

        boost::split(SplitParts, StrToSplit, boost::is_any_of(Separators),TokCompress);

        return SplitParts;
}

bool DLLEXPORT EmptyDirectoryRecursively(const std::string DirPath);

std::string DLLEXPORT ReplaceEmptyString(std::string SourceStr, const std::string& ReplaceStr);

std::string DLLEXPORT RemoveTrailingSlashes(std::string Str);

void DLLEXPORT printSTDOUT(std::vector<std::string> Strings, std::string Sep);

openfluid::core::DateTime DLLEXPORT GenerateDateTimeFromStep(openfluid::core::DateTime DT0, openfluid::core::TimeStep_t TS, unsigned int CurrentStep);

void DLLEXPORT CopyDirectoryRecursively(const std::string SourcePath, const std::string IntoPath, const bool DontCopyDotDirs = false);

std::vector<std::string> DLLEXPORT GetFileLocationsUsingPATHEnvVar(const std::string Filename);


int DLLEXPORT CompareVersions(const std::string& VersionA, const std::string& VersionB, bool Strict = true);


bool DLLEXPORT OpenURLInBrowser(const std::string& URL);


} } //namespaces


#endif // __SWISSTOOLS_H__