langs.cpp

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/*
 * The ManaPlus Client
 * Copyright (C) 2011-2019 The ManaPlus Developers
 * Copyright (C) 2019-2021 Andrei Karas
 *
 * This file is part of The ManaPlus Client.
 *
 * 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
 * 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, see <http://www.gnu.org/licenses/>.
 */
 
#include "utils/langs.h"
 
#include "configuration.h"
 
#ifndef DYECMD
#include "being/playerinfo.h"
 
#include "resources/db/languagedb.h"
#endif // DYECMD
 
#include "debug.h"
 
static const char *getLangName()
{
 const char *const lang = getenv("LANG");
 if ((lang != nullptr) && strlen(lang) > 1000)
 return nullptr;
 return lang;
}
 
LangVect getLang()
{
 LangVect langs;
 std::string lang = config.getStringValue("lang");
 if (lang.empty())
 {
 const char *const lng = getLangName();
 if (lng == nullptr)
 return langs;
 lang = lng;
 }
 else if (lang.size() > 1000)
 {
 return langs;
 }
 
 size_t dot = lang.find('.');
 if (dot != std::string::npos)
 lang = lang.substr(0, dot);
 langs.push_back(lang);
 dot = lang.find('_');
 if (dot != std::string::npos)
 langs.push_back(lang.substr(0, dot));
 return langs;
}
 
LangVect getServerLang()
{
 LangVect langs;
#ifndef DYECMD
 const int id = PlayerInfo::getServerLanguage();
 const std::string &lang = LanguageDb::getPo(id);
 if (lang.empty())
 return langs;
 langs.push_back(lang);
 const size_t idx = lang.find('_');
 if (idx != std::string::npos)
 langs.push_back(lang.substr(0, idx));
#endif // DYECMD
 
 return langs;
}
 
std::string getLangSimple()
{
 const std::string lang = config.getStringValue("lang");
 if (lang.empty())
 {
 const char *const lng = getLangName();
 if (lng == nullptr)
 return "";
 return lng;
 }
 else if (lang.size() > 1000)
 {
 return "";
 }
 return lang;
}
 
std::string getLangShort()
{
 std::string lang = config.getStringValue("lang");
 if (lang.empty())
 {
 const char *const lng = getLangName();
 if (lng == nullptr)
 return "";
 lang = lng;
 }
 else if (lang.size() > 1000)
 {
 return "";
 }
 
 size_t dot = lang.find('.');
 if (dot != std::string::npos)
 lang = lang.substr(0, dot);
 dot = lang.find('_');
 if (dot != std::string::npos)
 return lang.substr(0, dot);
 return lang;
}