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/*
 * UserBackendMysql.h
 *
 * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.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 3 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, see <http://www.gnu.org/licenses/>.
 */

#ifndef MAD_MODULES_USERBACKENDMYSQL_H_
#define MAD_MODULES_USERBACKENDMYSQL_H_

#include <Core/UserBackend.h>
#include <Common/Configurable.h>
#include <Common/ConfigManager.h>


namespace Mad {
namespace Modules {

class UserBackendMysql : private Core::UserBackend, private Common::Configurable {
  private:
    static UserBackendMysql *backend;

    std::string host, username, password, db;

    std::string queryListUsers, queryListGroups;
    std::string queryListUserGroups, queryListGroupUsers;
    std::string queryUserById, queryUserByName;
    std::string queryGroupById, queryGroupByName;

    UserBackendMysql() {}

  protected:
    virtual bool handleConfigEntry(const Common::ConfigEntry &entry, bool);
    virtual void configFinished();

  public:
    static void registerBackend() {
      if(backend)
        return;

      backend = new UserBackendMysql();
      Common::ConfigManager::get()->registerConfigurable(backend);
    }

    static void unregisterBackend() {
      if(!backend)
        return;

      Common::ConfigManager::get()->unregisterConfigurable(backend);
      UserBackend::unregisterBackend(backend);
      delete backend;
      backend = 0;
    }
};

}
}

#endif /* MAD_MODULES_USERBACKENDMYSQL_H_ */