utils_string.cpp

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/***************************************************************************
 *   Copyright (C) 2005 by Christophe GONZALES and Pierre-Henri WUILLEMIN  *
 *   {prenom.nom}_at_lip6.fr                                               *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#include <iterator>
#include <regex>

#include <agrum/core/utils_string.h>

namespace gum {

  std::string getUniqueFileName() {
#ifdef HAVE_MKSTEMP
    char _tmpFileName[] = "fileXXXXXX";
    int  fd = mkstemp(_tmpFileName);
    close(fd);
#else   // mainly Windows
    char _tmpFileName[] = "fileXXXXXX";
    _mktemp_s(_tmpFileName, strlen(_tmpFileName));
#endif

    return std::string(_tmpFileName);
  }

  bool endsWith(std::string const& value, std::string const& ending) {
    if (ending.size() > value.size()) return false;
    return std::equal(ending.rbegin(), ending.rend(), value.rbegin());
  }

  std::vector< std::string > split(const std::string& str,
                                   const std::string& delim) {
    std::vector< std::string > tokens;
    size_t                     prev = 0, pos = 0;
    do {
      pos = str.find(delim, prev);
      if (pos == std::string::npos) pos = str.length();
      std::string token = str.substr(prev, pos - prev);
      if (!token.empty()) tokens.push_back(token);
      prev = pos + delim.length();
    } while (pos < str.length() && prev < str.length());
    return tokens;
  }

  std::string replace(const std::string& s,
                      const std::string& val,
                      const std::string& new_val) {
    auto retVal = s;
    auto pos = retVal.find(val);
    while (pos != std::string::npos) {
      std::stringstream sBuff;
      sBuff << s.substr(0, pos) << new_val
            << s.substr(pos + val.size(), std::string::npos);
      retVal = sBuff.str();
      pos = retVal.find(val);
    }
    return retVal;
  }

} /* namespace gum */

#ifdef GUM_NO_INLINE
#  include <agrum/core/utils_string_inl.h>
#endif   // GUM_NO_INLINE