database-leveldb.h

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/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
 
This program 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 2.1 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 Lesser General Public License for more details.
 
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
 
#pragma once
 
#include "config.h"
 
#if USE_LEVELDB
 
#include <string>
#include "database.h"
#include "leveldb/db.h"
 
class Database_LevelDB : public MapDatabase
{
public:
    Database_LevelDB(const std::string &savedir);
    ~Database_LevelDB();
 
    bool saveBlock(const v3s16 &pos, const std::string &data);
    void loadBlock(const v3s16 &pos, std::string *block);
    bool deleteBlock(const v3s16 &pos);
    void listAllLoadableBlocks(std::vector<v3s16> &dst);
 
    void beginSave() {}
    void endSave() {}
 
private:
    leveldb::DB *m_database;
};
 
class PlayerDatabaseLevelDB : public PlayerDatabase
{
public:
    PlayerDatabaseLevelDB(const std::string &savedir);
    ~PlayerDatabaseLevelDB();
 
    void savePlayer(RemotePlayer *player);
    bool loadPlayer(RemotePlayer *player, PlayerSAO *sao);
    bool removePlayer(const std::string &name);
    void listPlayers(std::vector<std::string> &res);
 
private:
    leveldb::DB *m_database;
};
 
class AuthDatabaseLevelDB : public AuthDatabase
{
public:
    AuthDatabaseLevelDB(const std::string &savedir);
    virtual ~AuthDatabaseLevelDB();
 
    virtual bool getAuth(const std::string &name, AuthEntry &res);
    virtual bool saveAuth(const AuthEntry &authEntry);
    virtual bool createAuth(AuthEntry &authEntry);
    virtual bool deleteAuth(const std::string &name);
    virtual void listNames(std::vector<std::string> &res);
    virtual void reload();
 
private:
    leveldb::DB *m_database;
};
 
#endif // USE_LEVELDB