dateFormatter.hpp

/*
  ANCH Framework: ANother C++ Hack is a C++ framework based on C++11 standard
  Copyright (C) 2012 Vincent Lachenal

  This file is part of ANCH Framework.

  ANCH Framework is free software: you can redistribute it and/or modify
  it under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.

  ANCH Framework 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 Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public License
  along with ANCH Framework.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _ANCH_DATE_DATE_FORMAT_H_
#define _ANCH_DATE_DATE_FORMAT_H_

#include <iostream>
#include <map>
#include <vector>

#ifdef ANCH_BOOST_REGEX
#include <boost/regex.hpp>
#else
#include <regex>
#endif

#include "date/date.hpp"


namespace anch {
  namespace date {

    typedef anch::date::formatter::IDatePartFormatter* (*getInstance)();

    class DateFormatter {

      // Attributes +
#ifdef ANCH_BOOST_REGEX

      const static boost::regex DATE_PATTERN;
#else

      const static std::regex DATE_PATTERN;
#endif

      static std::map<std::string, getInstance> FORMATTERS;

      std::vector<anch::date::formatter::IDatePartFormatter*> _formatters;

      size_t _size;
      // Attributes -

      // Constructors +
    public:
      DateFormatter(const std::string& dateFormat);
      // Constructors -

      // Destructor +
    public:
      virtual ~DateFormatter();
      // Destructor -

      // Methods +
    public:
      static void registerFormatterPart(const std::string& pattern,
                                        getInstance instGetter);

      void format(const anch::date::Date& date, std::string& output) const;

      void format(const anch::date::Date& date, std::ostream& output) const;

      void parse(const std::string& strDate, anch::date::Date& date) const;

      anch::date::Date* parse(const std::string& strDate) const;

    private:
      void addFormatter(const std::string& strFormatter);
      // Methods -

    };

  }
}

#endif // _ANCH_DATE_DATE_FORMAT_H_