Function copyFile

core/filetools.cpp:128–177

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  bool copyFile(const std::string &source, const std::string &target, bool overwrite, bool copyAttributes)
  {
    //copy_file throws: if !exists(source_file) || is_directory(source_file)
    //|| exists(target_file) || target_file.empty() || !exists(to_file_path/"..")).
    //we check these first and return false if needed

    //Check source
    if (!fileExists(source)) return false;

    //Check taget
    //Check taget
    if (!dirExists(extractFilePath(target)))
    {
      if (!createDirectory(extractFilePath(target)))
      {
        return false;
      }
    }
    else if (fileExists(target))
    {
      if (overwrite)
      {
        if (!deleteFile(target))
        {
          return false;
        }
      }
      else
      {
        return false;
      }
    }

    if (!copyAttributes)
    {
      //now we can safely copy
      //create_file( path(target));
      //this trick is needed to prevent attributes from being copied
      std::ifstream ifs(source.c_str());
      std::ofstream ofs(target.c_str());
      ofs << ifs.rdbuf();
      ofs.close();
      ifs.close();
    }
    else
    {
        fs::copy_file(fs::path(source), fs::path(target));
    }
    return fileExists(target);
  }


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