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Diffstat (limited to '')
| -rw-r--r-- | src/base/language.cpp | 128 | ||||
| -rw-r--r-- | src/base/language.hpp | 84 |
2 files changed, 212 insertions, 0 deletions
diff --git a/src/base/language.cpp b/src/base/language.cpp new file mode 100644 index 00000000..121f17c2 --- /dev/null +++ b/src/base/language.cpp @@ -0,0 +1,128 @@ +/* + * UltraStar Deluxe - Karaoke Game + * + * UltraStar Deluxe is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * 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; see the file COPYING. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + * $URL$ + * $Id$ + */ + +#include <boost/filesystem.hpp> +#include "language.hpp" + +// namespace alias for shorter class names +namespace fs = boost::filesystem; + +namespace usdx +{ + Language* Language::instance = NULL; + + LanguageNotFound::LanguageNotFound(const std::wstring& language) : + BaseException("Language not found!"), + language(language) + { + } + + const std::wstring& LanguageNotFound::get_language() const + { + return language; + } + + + Language::Language(void) + { + } + + Language::~Language(void) + { + } + + Language* Language::get_instance(void) + { + if (instance == NULL) { + instance = new Language(); + } + + return instance; + } + + void Language::load_language(const std::wstring& language) + { + // TODO + } + + void Language::init(const fs::wpath& language_dir) + { + if (!is_directory(language_dir)) { + return; + } + + this->language_dir = language_dir; + + // default construction yields past-the-end + fs::wdirectory_iterator end_it; + for (fs::wdirectory_iterator it(language_dir); it != end_it; ++it) + { + if (!is_directory(it->status())) + { + if (extension(it->path()) == L".ini") + { + translations[basename(it->path())] = NULL; + } + } + } + } + + void Language::set_language(const std::wstring& language) + { + std::map<std::wstring, std::map<std::wstring, std::wstring>*>::iterator it = translations.find(language); + if (it == translations.end()) { + throw LanguageNotFound(language); + } + + if (it->second == NULL) { + load_language(language); + } + + current_language_name = std::wstring(language); + current_language = translations[current_language_name]; + } + + const std::wstring& Language::get_language(void) const + { + return current_language_name; + } + + const std::wstring& Language::translate(const std::wstring& source) const + { + + std::map<std::wstring, std::wstring>::iterator it = current_language->find(source); + if (it != current_language->end()) { + return it->second; + } + + it = default_language->find(source); + if (it != default_language->end()) { + return it->second; + } + + return source; + } +}; diff --git a/src/base/language.hpp b/src/base/language.hpp new file mode 100644 index 00000000..4300a089 --- /dev/null +++ b/src/base/language.hpp @@ -0,0 +1,84 @@ +/* + * UltraStar Deluxe - Karaoke Game + * + * UltraStar Deluxe is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * 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; see the file COPYING. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + * $URL$ + * $Id$ + */ + +#ifndef LANGUAGE_HPP +#define LANGUAGE_HPP + +#include <map> +#include <string> +#include <boost/filesystem.hpp> +#include "utils/base_exception.hpp" + +/** + * Helper macro for translating strings with a short pseudo function call. + */ +#define _(x) Language::get_instance()->translate(x) + +namespace usdx +{ + class LanguageNotFound : public BaseException + { + private: + std::wstring language; + public: + LanguageNotFound(const std::wstring& language); + ~LanguageNotFound () throw () {}; + + const std::wstring& get_language() const; + }; + + class Language + { + private: + boost::filesystem::wpath language_dir; + + std::map<std::wstring, std::wstring>* current_language; + std::wstring current_language_name; + + std::map<std::wstring, std::wstring>* default_language; + + std::map<std::wstring, std::map<std::wstring, std::wstring>*> translations; + + void load_language(const std::wstring& language); + + Language(); + + static Language* instance; + public: + virtual ~Language(); + + Language* get_instance(); + + void init(const boost::filesystem::wpath& language_dir); + + void set_language(const std::wstring& language); + const std::wstring& get_language(void) const; + + const std::wstring& translate(const std::wstring& source) const; + }; +}; + +#endif |