Encoding.hpp

/* ***** BEGIN LICENSE BLOCK *****
 * FW4SPL - Copyright (C) IRCAD, 2017.
 * Distributed under the terms of the GNU Lesser General Public License (LGPL) as
 * published by the Free Software Foundation.
 * ****** END LICENSE BLOCK ****** */

#ifndef __FWGDCMIO_HELPER_ENCODING_HPP__
#define __FWGDCMIO_HELPER_ENCODING_HPP__

#include "fwGdcmIO/config.hpp"

#include <fwCore/Exception.hpp>
#include <fwCore/macros.hpp>

#include <boost/locale/encoding_errors.hpp>

#include <map>
#include <string>
#include <vector>

namespace fwLog
{
class Logger;
}

namespace fwGdcmIO
{
namespace helper
{

class FWGDCMIO_CLASS_API Encoding
{
public:

    FWGDCMIO_API static std::string convertString(const std::string& source,
                                                  const std::string& definedCharsetTerm,
                                                  const SPTR(::fwLog::Logger)& logger = nullptr)
    throw(::fwCore::Exception, ::boost::locale::conv::invalid_charset_error);

private:

    static std::string convertStringWithoutCodeExtensions(const std::string& source,
                                                          const std::string& definedTerm,
                                                          const SPTR(::fwLog::Logger)& logger);
    static std::string convertSequenceWithCodeExtensions(const std::string& sequence,
                                                         const std::vector<std::string>& definedTermList,
                                                         const SPTR(::fwLog::Logger)& logger)
    throw(::fwCore::Exception, ::boost::locale::conv::invalid_charset_error);

    typedef std::map< std::string, std::string> DefinedTermToCharsetMapType;
    static const DefinedTermToCharsetMapType s_DEFINED_TERM_TO_CHARSET;
    typedef std::pair< char, char> EscapeSequenceType;

    typedef std::pair< std::string, std::string > DefinedTermAndCharsetPairType;

    typedef std::map< EscapeSequenceType, DefinedTermAndCharsetPairType>  EscapeSequenceToCharsetMapType;
    static const EscapeSequenceToCharsetMapType s_ESCAPE_SEQUENCE_TO_CHARSET;
};

} // namespace helper
} // namespace fwGdcmIO

#endif //__FWGDCMIO_HELPER_ENCODING_HPP__