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/>.
*/
#pragma once
 
#include <iostream>
#include <map>
#include <vector>
#include <regex>
 
#include "date/date.hpp"
 
 
namespace anch::date {

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

  class DateFormatter {
 
    // Attributes +
  private:
    const static std::regex DATE_PATTERN;

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

    size_t _size;
    // Attributes -
 
    // Constructors +
  public:
    DateFormatter(const std::string& dateFormat) noexcept;
    // Constructors -
 
    // Destructor +
  public:
    virtual ~DateFormatter() noexcept;
    // Destructor -
 
    // Methods +
  public:
    static void registerFormatterPart(const std::string& pattern, getInstance instGetter) noexcept;

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

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

    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) noexcept;
    // Methods -
 
  };
 
} // anch::date