/*
 * UserDBBackend.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 Lesser 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 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, see <http://www.gnu.org/licenses/>.
 */

#ifndef MAD_COMMON_USERDBBACKEND_H_
#define MAD_COMMON_USERDBBACKEND_H_

#include "export.h"

#include <Core/Exception.h>

#include "UserInfo.h"
#include "GroupInfo.h"

#include <map>
#include <set>

#include <boost/date_time/posix_time/posix_time_types.hpp>
#include <boost/smart_ptr.hpp>


namespace Mad {
namespace Common {

class UserCache;
class UserManager;

class UserDBBackend {
  protected:
    friend class UserCache;
    friend class UserManager;

    UserDBBackend() {}

    virtual boost::shared_ptr<const std::map<unsigned long, UserInfo> > getUserList(boost::posix_time::ptime* /*timestamp*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }

    virtual boost::shared_ptr<const UserInfo> getUserInfo(unsigned long /*uid*/, boost::posix_time::ptime* /*timestamp*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }

    virtual boost::shared_ptr<const UserInfo> getUserInfoByName(const Core::String& /*name*/, boost::posix_time::ptime* /*timestamp*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }

    virtual boost::shared_ptr<const std::set<unsigned long> > getUserGroupList(unsigned long /*uid*/, boost::posix_time::ptime* /*timestamp*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }


    virtual boost::shared_ptr<const std::map<unsigned long, GroupInfo> > getGroupList(boost::posix_time::ptime* /*timestamp*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }

    virtual boost::shared_ptr<const GroupInfo> getGroupInfo(unsigned long /*gid*/, boost::posix_time::ptime* /*timestamp*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }

    virtual boost::shared_ptr<const GroupInfo> getGroupInfoByName(const Core::String& /*name*/, boost::posix_time::ptime* /*timestamp*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }


    virtual boost::shared_ptr<const std::set<unsigned long> > getGroupUserList(unsigned long /*gid*/, boost::posix_time::ptime* /*timestamp*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }

    virtual boost::shared_ptr<const std::multimap<unsigned long, unsigned long> > getFullUserGroupList(boost::posix_time::ptime* /*timestamp*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }


    virtual void checkUserInfo(const UserInfo& /*userInfo*/) throw(Core::Exception) {}

    virtual void addUser(const UserInfo& /*userInfo*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }

    virtual void updateUser(unsigned long /*uid*/, const UserInfo& /*userInfo*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }

    virtual void deleteUser(unsigned long /*uid*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }


    virtual void checkGroupInfo(const GroupInfo& /*groupInfo*/) throw(Core::Exception) {}

    virtual void addGroup(const GroupInfo& /*groupInfo*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }

    virtual void updateGroup(unsigned long /*gid*/, const GroupInfo& /*groupInfo*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }

    virtual void deleteGroup(unsigned long /*gid*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }

    virtual void addUserToGroup(unsigned long /*uid*/, unsigned long /*gid*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }

    virtual void deleteUserFromGroup(unsigned long /*uid*/, unsigned long /*gid*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }


    virtual void setPassword(unsigned long /*uid*/, const Core::String& /*password*/) throw(Core::Exception) {
      throw(Core::Exception(Core::Exception::NOT_IMPLEMENTED));
    }

  public:
    virtual ~UserDBBackend() {}

    virtual const Core::String& getName() = 0;
};

}
}

#endif /* MAD_COMMON_USERDBBACKEND_H_ */