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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
* Copyright (C) 2006 Craig Edwards <craigedwards@brainbox.cc>
*
* This file is part of InspIRCd. InspIRCd 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, version 2.
*
* 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/>.
*/
#pragma once
#include "modules.h"
/* Forward ref for typedefs */
class WhoWasGroup;
/** A group of users related by nickname
*/
typedef std::deque<WhoWasGroup*> whowas_set;
namespace WhoWas
{
/** Everything known about one nick
*/
struct Nick : public intrusive_list_node<Nick>
{
/** Container where each element has information about one occurrence of this nick
*/
whowas_set entries;
/** Time this nick was added to the database
*/
const time_t addtime;
/** Nickname whose information is stored in this class
*/
const std::string nick;
/** Constructor to initialize fields
*/
Nick(const std::string& nickname);
/** Destructor, deallocates all elements in the entries container
*/
~Nick();
};
/** Order in which the users were added into the map, used to remove oldest nick
*/
typedef intrusive_list_tail<Nick> FIFO;
}
/** Sets of users in the whowas system
*/
typedef TR1NS::unordered_map<std::string, WhoWas::Nick*, irc::insensitive, irc::StrHashComp> whowas_users;
/** Handle /WHOWAS. These command handlers can be reloaded by the core,
* and handle basic RFC1459 commands. Commands within modules work
* the same way, however, they can be fully unloaded, where these
* may not.
*/
class CommandWhowas : public Command
{
private:
/** Primary container, links nicknames tracked by WHOWAS to a list of records
*/
whowas_users whowas;
/** List of nicknames in the order they were inserted into the map
*/
WhoWas::FIFO whowas_fifo;
public:
/** Max number of WhoWas entries per user.
*/
unsigned int GroupSize;
/** Max number of cumulative user-entries in WhoWas.
* When max reached and added to, push out oldest entry FIFO style.
*/
unsigned int MaxGroups;
/** Max seconds a user is kept in WhoWas before being pruned.
*/
unsigned int MaxKeep;
CommandWhowas(Module* parent);
/** Handle command.
* @param parameters The parameters to the comamnd
* @param pcnt The number of parameters passed to teh command
* @param user The user issuing the command
* @return A value from CmdResult to indicate command success or failure.
*/
CmdResult Handle(const std::vector<std::string>& parameters, User *user);
void AddToWhoWas(User* user);
std::string GetStats();
void Prune();
void Maintain();
~CommandWhowas();
};
/** Used to hold WHOWAS information
*/
class WhoWasGroup
{
public:
/** Real host
*/
std::string host;
/** Displayed host
*/
std::string dhost;
/** Ident
*/
std::string ident;
/** Server name
*/
std::string server;
/** Fullname (GECOS)
*/
std::string gecos;
/** Signon time
*/
time_t signon;
/** Initialize this WhoWasFroup with a user
*/
WhoWasGroup(User* user);
};
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