anope/modules/protocol/bahamut.cpp

/* Bahamut functions
 *
 * (C) 2003-2010 Anope Team
 * Contact us at team@anope.org
 *
 * Please read COPYING and README for further details.
 *
 * Based on the original code of Epona by Lara.
 * Based on the original code of Services by Andy Church.
 */

/*************************************************************************/

#include "services.h"
#include "modules.h"

IRCDVar myIrcd[] = {
	{"Bahamut 1.8.x",	/* ircd name */
	"+",					/* Modes used by pseudoclients */
	 2,					/* Chan Max Symbols */
	 1,					/* SVSNICK */
	 0,					/* Vhost */
	 1,					/* Supports SNlines */
	 1,					/* Supports SQlines */
	 1,					/* Supports SZlines */
	 0,					/* Join 2 Message */
	 1,					/* Chan SQlines */
	 1,					/* Quit on Kill */
	 1,					/* SVSMODE unban */
	 0,					/* Reverse */
	 0,					/* vidents */
	 1,					/* svshold */
	 1,					/* time stamp on mode */
	 0,					/* O:LINE */
	 1,					/* UMODE */
	 1,					/* No Knock requires +i */
	 0,					/* Can remove User Channel Modes with SVSMODE */
	 0,					/* Sglines are not enforced until user reconnects */
	 0,					/* ts6 */
	 0,					/* CIDR channelbans */
	 "$",				/* TLD Prefix for Global */
	 6,					/* Max number of modes we can send per line */
	 }
	,
	{NULL}
};

void bahamut_cmd_burst()
{
	send_cmd("", "BURST");
}

/*
 * SVINFO
 *	   parv[0] = sender prefix
 *	   parv[1] = TS_CURRENT for the server
 *	   parv[2] = TS_MIN for the server
 *	   parv[3] = server is standalone or connected to non-TS only
 *	   parv[4] = server's idea of UTC time
 */
void bahamut_cmd_svinfo()
{
	send_cmd("", "SVINFO 3 1 0 :%ld", static_cast<long>(Anope::CurTime));
}

/* PASS */
void bahamut_cmd_pass(const Anope::string &pass)
{
	send_cmd("", "PASS %s :TS", pass.c_str());
}

/* CAPAB */
void bahamut_cmd_capab()
{
	send_cmd("", "CAPAB SSJOIN NOQUIT BURST UNCONNECT NICKIP TSMODE TS3");
}

class BahamutIRCdProto : public IRCDProto
{
	void SendModeInternal(const BotInfo *source, const Channel *dest, const Anope::string &buf)
	{
		if (buf.empty())
			return;
		if (Capab.HasFlag(CAPAB_TSMODE))
			send_cmd(source->nick, "MODE %s 0 %s", dest->name.c_str(), buf.c_str());
		else
			send_cmd(source->nick, "MODE %s %s", dest->name.c_str(), buf.c_str());
	}

	void SendModeInternal(const BotInfo *bi, const User *u, const Anope::string &buf)
	{
		if (buf.empty())
			return;
		send_cmd(bi ? bi->nick : Config->ServerName, "SVSMODE %s %ld %s", u->nick.c_str(), static_cast<long>(u->timestamp), buf.c_str());
	}

	/* SVSHOLD - set */
	void SendSVSHold(const Anope::string &nick)
	{
		send_cmd(Config->ServerName, "SVSHOLD %s %u :Being held for registered user", nick.c_str(), static_cast<unsigned>(Config->NSReleaseTimeout));
	}

	/* SVSHOLD - release */
	void SendSVSHoldDel(const Anope::string &nick)
	{
		send_cmd(Config->ServerName, "SVSHOLD %s 0", nick.c_str());
	}

	/* SVSMODE -b */
	void SendBanDel(const Channel *c, const Anope::string &nick)
	{
		SendSVSModeChan(c, "-b", nick);
	}

	/* SVSMODE channel modes */
	void SendSVSModeChan(const Channel *c, const Anope::string &mode, const Anope::string &nick)
	{
		if (!nick.empty())
			send_cmd(Config->ServerName, "SVSMODE %s %s %s", c->name.c_str(), mode.c_str(), nick.c_str());
		else
			send_cmd(Config->ServerName, "SVSMODE %s %s", c->name.c_str(), mode.c_str());
	}

	/* SQLINE */
	void SendSQLine(const XLine *x)
	{
		send_cmd("", "SQLINE %s :%s", x->Mask.c_str(), x->Reason.c_str());
	}

	/* UNSLINE */
	void SendSGLineDel(const XLine *x)
	{
		send_cmd("", "UNSGLINE 0 :%s", x->Mask.c_str());
	}

	/* UNSZLINE */
	void SendSZLineDel(const XLine *x)
	{
		/* this will likely fail so its only here for legacy */
		send_cmd("", "UNSZLINE 0 %s", x->Mask.c_str());
		/* this is how we are supposed to deal with it */
		send_cmd("", "RAKILL %s *", x->Mask.c_str());
	}

	/* SZLINE */
	void SendSZLine(const XLine *x)
	{
		/* this will likely fail so its only here for legacy */
		send_cmd("", "SZLINE %s :%s", x->Mask.c_str(), x->Reason.c_str());
		/* this is how we are supposed to deal with it */
		send_cmd("", "AKILL %s * %d %s %ld :%s", x->Mask.c_str(), 172800, x->By.c_str(), static_cast<long>(Anope::CurTime), x->Reason.c_str());
	}

	/* SVSNOOP */
	void SendSVSNOOP(const Anope::string &server, int set)
	{
		send_cmd("", "SVSNOOP %s %s", server.c_str(), set ? "+" : "-");
	}

	/* SGLINE */
	void SendSGLine(const XLine *x)
	{
		send_cmd("", "SGLINE %d :%s:%s", static_cast<int>(x->Mask.length()), x->Mask.c_str(), x->Reason.c_str());
	}

	/* RAKILL */
	void SendAkillDel(const XLine *x)
	{
		send_cmd("", "RAKILL %s %s", x->GetHost().c_str(), x->GetUser().c_str());
	}

	/* TOPIC */
	void SendTopic(BotInfo *whosets, Channel *c)
	{
		send_cmd(whosets->nick, "TOPIC %s %s %lu :%s", c->name.c_str(), c->topic_setter.c_str(), static_cast<unsigned long>(c->topic_time), c->topic.c_str());
	}

	/* UNSQLINE */
	void SendSQLineDel(const XLine *x)
	{
		send_cmd("", "UNSQLINE %s", x->Mask.c_str());
	}

	/* JOIN - SJOIN */
	void SendJoin(const BotInfo *user, const Anope::string &channel, time_t chantime)
	{
		send_cmd(user->nick, "SJOIN %ld %s", static_cast<long>(chantime), channel.c_str());
	}

	void SendJoin(BotInfo *user, const ChannelContainer *cc)
	{
		SendJoin(user, cc->chan->name, cc->chan->creation_time);
		for (std::map<char, ChannelMode *>::iterator it = ModeManager::ChannelModesByChar.begin(), it_end = ModeManager::ChannelModesByChar.end(); it != it_end; ++it)
		{
			if (cc->Status->HasFlag(it->second->Name))
			{
				cc->chan->SetMode(user, it->second, user->nick);
			}
		}
		cc->chan->SetModes(user, false, "%s", cc->chan->GetModes(true, true).c_str());
	}

	void SendAkill(const XLine *x)
	{
		// Calculate the time left before this would expire, capping it at 2 days
		time_t timeleft = x->Expires - Anope::CurTime;
		if (timeleft > 172800)
			timeleft = 172800;
		send_cmd("", "AKILL %s %s %d %s %ld :%s", x->GetHost().c_str(), x->GetUser().c_str(), static_cast<int>(timeleft), x->By.c_str(), static_cast<long>(Anope::CurTime), x->Reason.c_str());
	}

	/*
	  Note: if the stamp is null 0, the below usage is correct of Bahamut
	*/
	void SendSVSKillInternal(const BotInfo *source, const User *user, const Anope::string &buf)
	{
		send_cmd(source ? source->nick : "", "SVSKILL %s :%s", user->nick.c_str(), buf.c_str());
	}

	/* SVSMODE */
	/* parv[0] - sender
	 * parv[1] - nick
	 * parv[2] - TS (or mode, depending on svs version)
	 * parv[3] - mode (or services id if old svs version)
	 * parv[4] - optional arguement (services id)
	 */
	void SendSVSMode(const User *u, int ac, const char **av)
	{
		this->SendModeInternal(NULL, u, merge_args(ac, av));
	}

	void SendBOB()
	{
		send_cmd("", "BURST");
	}

	void SendEOB()
	{
		send_cmd("", "BURST 0");
	}

	void SendNoticeChanopsInternal(const BotInfo *source, const Channel *dest, const Anope::string &buf)
	{
		if (buf.empty())
			return;
		send_cmd("", "NOTICE @%s :%s", dest->name.c_str(), buf.c_str());
	}

	void SendKickInternal(const BotInfo *source, const Channel *chan, const User *user, const Anope::string &buf)
	{
		if (!buf.empty())
			send_cmd(source->nick, "KICK %s %s :%s", chan->name.c_str(), user->nick.c_str(), buf.c_str());
		else
			send_cmd(source->nick, "KICK %s %s", chan->name.c_str(), user->nick.c_str());
	}

	void SendClientIntroduction(const User *u, const Anope::string &modes)
	{
		EnforceQlinedNick(u->nick, Config->s_BotServ);
		send_cmd("", "NICK %s 1 %ld %s %s %s %s 0 0 :%s", u->nick.c_str(), u->timestamp, modes.c_str(), u->GetIdent().c_str(), u->host.c_str(), u->server->GetName().c_str(), u->realname.c_str());
	}

	/* SVSMODE +d */
	/* nc_change was = 1, and there is no na->status */
	void SendUnregisteredNick(const User *u)
	{
		ircdproto->SendMode(NickServ, u, "+d 1");
	}

	/* SERVER */
	void SendServer(const Server *server)
	{
		send_cmd("", "SERVER %s %d :%s", server->GetName().c_str(), server->GetHops(), server->GetDescription().c_str());
	}

	void SendConnect()
	{
		bahamut_cmd_pass(uplink_server->password);
		bahamut_cmd_capab();
		SendServer(Me);
		bahamut_cmd_svinfo();
		bahamut_cmd_burst();
	}

	void SetAutoIdentificationToken(User *u)
	{
		if (!u->Account())
			return;

		ircdproto->SendMode(NickServ, u, "+d %d", u->timestamp);
	}

} ircd_proto;

/* EVENT: SJOIN */
bool event_sjoin(const Anope::string &source, const std::vector<Anope::string> &params)
{
	Channel *c = findchan(params[1]);
	time_t ts = Anope::string(params[0]).is_pos_number_only() ? convertTo<time_t>(params[0]) : 0;
	bool keep_their_modes = false;

	if (!c)
	{
		c = new Channel(params[1], ts);
		c->SetFlag(CH_SYNCING);
	}
	/* Our creation time is newer than what the server gave us */
	else if (c->creation_time > ts)
	{
		c->creation_time = ts;
		c->Reset();

		/* Reset mlock */
		check_modes(c);
	}
	/* Their TS is newer than ours, our modes > theirs, unset their modes if need be */
	else if (ts > c->creation_time)
		keep_their_modes = false;

	/* If we need to keep their modes, and this SJOIN string contains modes */
	if (keep_their_modes && params.size() >= 4)
	{
		/* Set the modes internally */
		Anope::string modes;
		for (unsigned i = 2; i < params.size(); ++i)
			modes += " " + params[i];
		if (!modes.empty())
			modes.erase(modes.begin());
		c->SetModesInternal(NULL, modes);
	}

	/* For a reason unknown to me, bahamut will send a SJOIN from the user joining a channel
	 * if the channel already existed
	 */
	if (!c->HasFlag(CH_SYNCING) && params.size() == 2)
	{
		User *u = finduser(source);
		if (!u)
			Log(LOG_DEBUG) << "SJOIN for nonexistant user " << source << " on " << c->name;
		else
		{
			EventReturn MOD_RESULT;
			FOREACH_RESULT(I_OnPreJoinChannel, OnPreJoinChannel(u, c));

			/* Add the user to the channel */
			c->JoinUser(u);

			/* Now set whatever modes this user is allowed to have on the channel */
			chan_set_correct_modes(u, c, 1);

			/* Check to see if modules want the user to join, if they do
			 * check to see if they are allowed to join (CheckKick will kick/ban them)
			 * Don't trigger OnJoinChannel event then as the user will be destroyed
			 */
			if (MOD_RESULT == EVENT_STOP && (!c->ci || !c->ci->CheckKick(u)))
			{
				FOREACH_MOD(I_OnJoinChannel, OnJoinChannel(u, c));
			}
		}
	}
	else
	{
		spacesepstream sep(params[params.size() - 1]);
		Anope::string buf;
		while (sep.GetToken(buf))
		{
			std::list<ChannelMode *> Status;
			char ch;

			/* Get prefixes from the nick */
			while ((ch = ModeManager::GetStatusChar(buf[0])))
			{
				buf.erase(buf.begin());
				ChannelMode *cm = ModeManager::FindChannelModeByChar(ch);
				if (!cm)
				{
					Log() << "Receeved unknown mode prefix " << buf[0] << " in SJOIN string";
					continue;
				}

				if (keep_their_modes)
					Status.push_back(cm);
			}

			User *u = finduser(buf);
			if (!u)
			{
				Log(LOG_DEBUG) << "SJOIN for nonexistant user " << buf << " on " << c->name;
				continue;
			}

			EventReturn MOD_RESULT;
			FOREACH_RESULT(I_OnPreJoinChannel, OnPreJoinChannel(u, c));

			/* Add the user to the channel */
			c->JoinUser(u);

			/* Update their status internally on the channel
			 * This will enforce secureops etc on the user
			 */
			for (std::list<ChannelMode *>::iterator it = Status.begin(), it_end = Status.end(); it != it_end; ++it)
				c->SetModeInternal(*it, buf);

			/* Now set whatever modes this user is allowed to have on the channel */
			chan_set_correct_modes(u, c, 1);

			/* Check to see if modules want the user to join, if they do
			 * check to see if they are allowed to join (CheckKick will kick/ban them)
			 * Don't trigger OnJoinChannel event then as the user will be destroyed
			 */
			if (MOD_RESULT != EVENT_STOP && c->ci && c->ci->CheckKick(u))
				continue;

			FOREACH_MOD(I_OnJoinChannel, OnJoinChannel(u, c));
		}
	}

	/* Channel is done syncing */
	if (c->HasFlag(CH_SYNCING))
	{
		/* Unset the syncing flag */
		c->UnsetFlag(CH_SYNCING);
		c->Sync();
	}

	return true;
}

/*
** NICK - new
**	  source  = NULL
**	parv[0] = nickname
**	  parv[1] = hopcount
**	  parv[2] = timestamp
**	  parv[3] = modes
**	  parv[4] = username
**	  parv[5] = hostname
**	  parv[6] = server
**	parv[7] = servicestamp
**	  parv[8] = IP
**	parv[9] = info
** NICK - change
**	  source  = oldnick
**	parv[0] = new nickname
**	  parv[1] = hopcount
*/
bool event_nick(const Anope::string &source, const std::vector<Anope::string> &params)
{
	User *user;

	if (params.size() != 2)
	{
		user = do_nick(source, params[0], params[4], params[5], params[6], params[9], Anope::string(params[2]).is_pos_number_only() ? convertTo<time_t>(params[2]) : 0, params[8], "", "", params[3]);
		if (user)
		{
			NickAlias *na;
			if (user->timestamp == convertTo<time_t>(params[7]) && (na = findnick(user->nick)))
			{
				user->Login(na->nc);
				user->SetMode(NickServ, UMODE_REGISTERED);
			}
			else
				validate_user(user);
		}
	}
	else
		do_nick(source, params[0], "", "", "", "", Anope::string(params[1]).is_pos_number_only() ? convertTo<time_t>(params[1]) : 0, "", "", "", "");
	return true;
}

/* EVENT : CAPAB */
bool event_capab(const Anope::string &source, const std::vector<Anope::string> &params)
{
	CapabParse(params);
	return true;
}

/* EVENT : OS */
bool event_os(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (!params.empty())
		m_privmsg(source, Config->s_OperServ, params[0]);
	return true;
}

/* EVENT : NS */
bool event_ns(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (!params.empty())
		m_privmsg(source, Config->s_NickServ, params[0]);
	return true;
}

/* EVENT : MS */
bool event_ms(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (!params.empty())
		m_privmsg(source, Config->s_MemoServ, params[0]);
	return true;
}

/* EVENT : HS */
bool event_hs(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (!params.empty())
		m_privmsg(source, Config->s_HostServ, params[0]);
	return true;
}

/* EVENT : CS */
bool event_cs(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (!params.empty())
		m_privmsg(source, Config->s_ChanServ, params[0]);
	return true;
}

bool event_436(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (!params.empty())
		m_nickcoll(params[0]);
	return true;
}

/* EVENT : SERVER */
bool event_server(const Anope::string &source, const std::vector<Anope::string> &params)
{
	do_server(source, params[0], Anope::string(params[1]).is_pos_number_only() ? convertTo<unsigned>(params[1]) : 0, params[2], "");
	return true;
}

/* EVENT : PRIVMSG */
bool event_privmsg(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.size() > 1)
		m_privmsg(source, params[0], params[1]);
	return true;
}

bool event_part(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (!params.empty())
		do_part(source, params[0], params.size() > 1 ? params[1] : "");
	return true;
}

bool event_whois(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (!source.empty() && params.size() > 0)
		m_whois(source, params[0]);
	return true;
}

bool event_topic(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.size() < 4)
		return true;

	Channel *c = findchan(params[0]);
	if (!c)
	{
		Log() << "TOPIC for nonexistant channel " << params[0];
		return true;
	}

	c->ChangeTopicInternal(params[1], params[3], Anope::string(params[2]).is_pos_number_only() ? convertTo<time_t>(params[2]) : Anope::CurTime);

	return true;
}

bool event_squit(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.size() > 0)
		do_squit(source, params[0]);
	return true;
}

bool event_quit(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.size() > 0)
		do_quit(source, params[0]);
	return true;
}

/* EVENT: MODE */
bool event_mode(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.size() < 3)
		return true;

	if (params[0][0] == '#' || params[0][0] == '&')
		do_cmode(source, params[0], params[2], params[1]);
	else
		do_umode(source, params[0], params[1]);
	return true;
}

/* EVENT: KILL */
bool event_kill(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.size() > 1)
		m_kill(params[0], params[1]);
	return true;
}

/* EVENT: KICK */
bool event_kick(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.size() > 2)
		do_kick(source, params[0], params[1], params[2]);
	return true;
}

/* EVENT: JOIN */
bool event_join(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.size() >= 2)
		do_join(source, params[0], params[1]);
	return true;
}

/* EVENT: MOTD */
bool event_motd(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (source.empty())
		return true;

	m_motd(source);
	return true;
}

bool event_away(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (source.empty())
		return true;
	m_away(source, !params.empty() ? params[0] : "");
	return true;
}

bool event_ping(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.size() < 1)
		return true;
	ircdproto->SendPong(params.size() > 1 ? params[1] : Config->ServerName, params[0]);
	return true;
}

bool event_error(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.size() > 0)
		Log(LOG_DEBUG) << params[0];
	return true;
}

bool event_burst(const Anope::string &source, const std::vector<Anope::string> &params)
{
	Server *s = Server::Find(source);

	if (params.empty())
	{
		/* for future use  - start burst */
	}
	else
	{
		/* If we found a server with the given source, that one just
		 * finished bursting. If there was no source, then our uplink
		 * server finished bursting. -GD
		 */
		if (!s)
			s = Me->GetLinks().front();
		if (s)
			s->Sync(true);
	}
	return true;
}

bool ChannelModeFlood::IsValid(const Anope::string &value) const
{
	Anope::string rest;
	if (!value.empty() && value[0] != ':' && convertTo<int>(value[0] == '*' ? value.substr(1) : value, rest, false) > 0 && rest[0] == ':' && rest.length() > 1 && convertTo<int>(rest.substr(1), rest, false) > 0 && rest.empty())
		return true;

	return false;
}

void moduleAddIRCDMsgs()
{
	Anope::AddMessage("436", event_436);
	Anope::AddMessage("AWAY", event_away);
	Anope::AddMessage("JOIN", event_join);
	Anope::AddMessage("KICK", event_kick);
	Anope::AddMessage("KILL", event_kill);
	Anope::AddMessage("MODE", event_mode);
	Anope::AddMessage("MOTD", event_motd);
	Anope::AddMessage("NICK", event_nick);
	Anope::AddMessage("PART", event_part);
	Anope::AddMessage("PING", event_ping);
	Anope::AddMessage("PRIVMSG", event_privmsg);
	Anope::AddMessage("QUIT", event_quit);
	Anope::AddMessage("SERVER", event_server);
	Anope::AddMessage("SQUIT", event_squit);
	Anope::AddMessage("TOPIC", event_topic);
	Anope::AddMessage("WHOIS", event_whois);
	Anope::AddMessage("SVSMODE", event_mode);
	Anope::AddMessage("CAPAB", event_capab);
	Anope::AddMessage("CS", event_cs);
	Anope::AddMessage("HS", event_hs);
	Anope::AddMessage("MS", event_ms);
	Anope::AddMessage("NS", event_ns);
	Anope::AddMessage("OS", event_os);
	Anope::AddMessage("SJOIN", event_sjoin);
	Anope::AddMessage("ERROR", event_error);
	Anope::AddMessage("BURST", event_burst);
}

static void AddModes()
{
	/* Add user modes */
	ModeManager::AddUserMode(new UserMode(UMODE_SERV_ADMIN, "UMODE_SERV_ADMIN", 'A'));
	ModeManager::AddUserMode(new UserMode(UMODE_REGPRIV, "UMODE_REGPRIV", 'R'));
	ModeManager::AddUserMode(new UserMode(UMODE_ADMIN, "UMODE_ADMIN", 'a'));
	ModeManager::AddUserMode(new UserMode(UMODE_INVIS, "UMODE_INVIS", 'i'));
	ModeManager::AddUserMode(new UserMode(UMODE_OPER, "UMODE_OPER", 'o'));
	ModeManager::AddUserMode(new UserMode(UMODE_REGISTERED, "UMODE_REGISTERED", 'r'));
	ModeManager::AddUserMode(new UserMode(UMODE_SNOMASK, "UMODE_SNOMASK", 's'));
	ModeManager::AddUserMode(new UserMode(UMODE_WALLOPS, "UMODE_WALLOPS", 'w'));
	ModeManager::AddUserMode(new UserMode(UMODE_DEAF, "UMODE_DEAF", 'd'));

	/* b/e/I */
	ModeManager::AddChannelMode(new ChannelModeBan('b'));

	/* v/h/o/a/q */
	ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_VOICE, "CMODE_VOICE", 'v', '+'));
	ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_OP, "CMODE_OP", 'o', '@'));

	/* Add channel modes */
	ModeManager::AddChannelMode(new ChannelMode(CMODE_BLOCKCOLOR, "CMODE_BLOCKCOLOR", 'c'));
	ModeManager::AddChannelMode(new ChannelMode(CMODE_INVITE, "CMODE_INVITE", 'i'));
	ModeManager::AddChannelMode(new ChannelModeFlood('f'));
	ModeManager::AddChannelMode(new ChannelModeKey('k'));
	ModeManager::AddChannelMode(new ChannelModeParam(CMODE_LIMIT, "CMODE_LIMIT", 'l'));
	ModeManager::AddChannelMode(new ChannelMode(CMODE_MODERATED, "CMODE_MODERATED", 'm'));
	ModeManager::AddChannelMode(new ChannelMode(CMODE_NOEXTERNAL, "CMODE_NOEXTERNAL", 'n'));
	ModeManager::AddChannelMode(new ChannelMode(CMODE_PRIVATE, "CMODE_PRIVATE", 'p'));
	ModeManager::AddChannelMode(new ChannelModeRegistered('r'));
	ModeManager::AddChannelMode(new ChannelMode(CMODE_SECRET, "CMODE_SECRET", 's'));
	ModeManager::AddChannelMode(new ChannelMode(CMODE_TOPIC, "CMODE_TOPIC", 't'));
	ModeManager::AddChannelMode(new ChannelMode(CMODE_REGMODERATED, "CMODE_REGMODERATED", 'M'));
	ModeManager::AddChannelMode(new ChannelModeOper('O'));
	ModeManager::AddChannelMode(new ChannelMode(CMODE_REGISTEREDONLY, "CMODE_REGISTEREDONLY", 'R'));
}

class ProtoBahamut : public Module
{
 public:
	ProtoBahamut(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator)
	{
		this->SetAuthor("Anope");
		this->SetType(PROTOCOL);

		pmodule_ircd_var(myIrcd);

		CapabType c[] = { CAPAB_NOQUIT, CAPAB_TSMODE, CAPAB_UNCONNECT, CAPAB_BURST, CAPAB_DKEY, CAPAB_DOZIP };
		for (unsigned i = 0; i < 6; ++i)
			Capab.SetFlag(c[i]);

		moduleAddIRCDMsgs();
		AddModes();

		pmodule_ircd_proto(&ircd_proto);

		ModuleManager::Attach(I_OnUserNickChange, this);
	}

	void OnUserNickChange(User *u, const Anope::string &)
	{
		u->RemoveModeInternal(ModeManager::FindUserModeByName(UMODE_REGISTERED));
	}
};

MODULE_INIT(ProtoBahamut)