src/tinygettext/tinygettext.hpp

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//  $Id: tinygettext.hpp 168 2009-11-18 17:55:48Z grumbel $
//
//  SuperTux
//  Copyright (C) 2006 Matthias Braun <matze@braunis.de>
//
//  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.

#ifndef HEADER_TINYGETTEXT_H
#define HEADER_TINYGETTEXT_H

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

namespace TinyGetText {

typedef int (*PluralFunc)(int n);

struct LanguageDef {
  const char* code;
  const char* name;
  int         nplural;
  PluralFunc  plural;

  LanguageDef(const char* code_, const char* name_,  int nplural_, PluralFunc plural_)
    : code(code_), name(name_), nplural(nplural_), plural(plural_)
  {}
};

class Dictionary
{
private:
  typedef std::map<std::string, std::string> Entries;
  Entries entries;

  typedef std::map<std::string, std::map<int, std::string> > PluralEntries;
  PluralEntries plural_entries;

  LanguageDef language;
  std::string charset;
public:
  Dictionary(const LanguageDef& language_, const std::string& charset = "");

  Dictionary();

  std::string get_charset() const;

  void set_charset(const std::string& charset);

  void set_language(const LanguageDef& lang);

  std::string translate(const std::string& msgid, const std::string& msgid2, int num);

  std::string translate(const std::string& msgid);
  const char* translate(const char* msgid);

  void add_translation(const std::string& msgid, const std::string& msgid2,
                       const std::map<int, std::string>& msgstrs);

  void add_translation(const std::string& msgid, const std::string& msgstr);
};

class DictionaryManager
{
private:
  typedef std::map<std::string, Dictionary> Dictionaries;
  Dictionaries dictionaries;
  typedef std::vector<std::string> SearchPath;
  SearchPath search_path;
  typedef std::map<std::string, std::string> Aliases;
  Aliases language_aliases;
  std::string charset;
  std::string language;
  Dictionary* current_dict;
  Dictionary empty_dict;

public:
  DictionaryManager();

  Dictionary& get_dictionary()
  { return *current_dict; }

  Dictionary& get_dictionary(const std::string& langspec);

  void set_language(const std::string& langspec);

  const std::string& get_language() const;

  void set_charset(const std::string& charset);

  void set_language_alias(const std::string& alias, const std::string& lang);

  void add_directory(const std::string& pathname);

  std::set<std::string> get_languages();

private:
  void parseLocaleAliases();
  std::string get_language_from_spec(const std::string& spec);
};

void read_po_file(Dictionary& dict, std::istream& in);
LanguageDef& get_language_def(const std::string& name);

} // namespace TinyGetText

#endif

/* EOF */

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