path: root/modules/protocol/inspircd11.cpp

/* inspircd 1.1 beta 6+ 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"
#include "hashcomp.h"

IRCDVar myIrcd[] = {
	{"InspIRCd 1.1",	/* ircd name */
	 "+I",				/* Modes used by pseudoclients */
	 5,					/* Chan Max Symbols */
	 1,					/* SVSNICK */
	 1,					/* Vhost */
	 1,					/* Supports SNlines */
	 1,					/* Supports SQlines */
	 1,					/* Supports SZlines */
	 1,					/* Join 2 Message */
	 0,					/* Chan SQlines */
	 0,					/* Quit on Kill */
	 0,					/* SVSMODE unban */
	 1,					/* Reverse */
	 1,					/* vidents */
	 1,					/* svshold */
	 0,					/* time stamp on mode */
	 1,					/* 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 */
	 1,					/* CIDR channelbans */
	 "$",				/* TLD Prefix for Global */
	 20,				/* Max number of modes we can send per line */
	 }
	,
	{NULL}
};

static bool has_servicesmod = false;
static bool has_globopsmod = false;
static bool has_svsholdmod = false;
static bool has_chghostmod = false;
static bool has_chgidentmod = false;
static bool has_hidechansmod = false;

/* CHGHOST */
void inspircd_cmd_chghost(const Anope::string &nick, const Anope::string &vhost)
{
	if (has_chghostmod)
	{
		if (nick.empty() || vhost.empty())
			return;
		send_cmd(Config->s_OperServ, "CHGHOST %s %s", nick.c_str(), vhost.c_str());
	}
	else
		ircdproto->SendGlobops(OperServ, "CHGHOST not loaded!");
}

bool event_idle(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (!params.empty())
		send_cmd(params[0], "IDLE %s %ld 0", source.c_str(), static_cast<long>(Anope::CurTime));
	return true;
}

static Anope::string currentpass;

/* PASS */
void inspircd_cmd_pass(const Anope::string &pass)
{
	currentpass = pass;
}

class InspIRCdProto : public IRCDProto
{
	void SendAkillDel(const XLine *x)
	{
		send_cmd(Config->s_OperServ, "GLINE %s", x->Mask.c_str());
	}

	void SendTopic(BotInfo *whosets, Channel *c)
	{
		send_cmd(whosets->nick, "FTOPIC %s %lu %s :%s", c->name.c_str(), static_cast<unsigned long>(c->topic_time + 1), c->topic_setter.c_str(), c->topic.c_str());
	}

	void SendVhostDel(User *u)
	{
		if (u->HasMode(UMODE_CLOAK))
			inspircd_cmd_chghost(u->nick, u->chost);
		else
			inspircd_cmd_chghost(u->nick, u->host);

		if (has_chgidentmod && u->GetIdent() != u->GetVIdent())
			inspircd_cmd_chgident(u->nick, u->GetIdent());
	}

	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(Config->ServerName, "ADDLINE G %s %s %ld %ld :%s", x->Mask.c_str(), x->By.c_str(), static_cast<long>(Anope::CurTime), static_cast<long>(timeleft), x->Reason.c_str());
	}

	void SendSVSKillInternal(const BotInfo *source, const User *user, const Anope::string &buf)
	{
		send_cmd(source ? source->nick : Config->ServerName, "KILL %s :%s", user->nick.c_str(), buf.c_str());
	}

	void SendSVSMode(const User *u, int ac, const char **av)
	{
		this->SendModeInternal(NULL, u, merge_args(ac, av));
	}

	void SendNumericInternal(const Anope::string &source, int numeric, const Anope::string &dest, const Anope::string &buf)
	{
		send_cmd(source, "PUSH %s ::%s %03d %s %s", dest.c_str(), source.c_str(), numeric, dest.c_str(), buf.c_str());
	}

	void SendModeInternal(const BotInfo *source, const Channel *dest, const Anope::string &buf)
	{
		if (buf.empty())
			return;
		send_cmd(source ? source->nick : Config->s_OperServ, "FMODE %s %u %s", dest->name.c_str(), static_cast<unsigned>(dest->creation_time), 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, "MODE %s %s", u->nick.c_str(), buf.c_str());
	}

	void SendClientIntroduction(const User *u, const Anope::string &modes)
	{
		send_cmd(Config->ServerName, "NICK %ld %s %s %s %s %s 0.0.0.0 :%s", static_cast<long>(u->timestamp), u->nick.c_str(), u->host.c_str(), u->host.c_str(), u->GetIdent().c_str(), modes.c_str(), u->realname.c_str());
		send_cmd(u->nick, "OPERTYPE Service");
	}

	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 :%s", chan->name.c_str(), user->nick.c_str(), user->nick.c_str());
	}

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

	/* SERVER services-dev.chatspike.net password 0 :Description here */
	void SendServer(const Server *server)
	{
		send_cmd(Config->ServerName, "SERVER %s %s %d :%s", server->GetName().c_str(), currentpass.c_str(), server->GetHops(), server->GetDescription().c_str());
	}

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

	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());
	}

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

	/* SQLINE */
	void SendSQLine(const XLine *x)
	{
		send_cmd(Config->ServerName, "ADDLINE Q %s %s %ld 0 :%s", x->Mask.c_str(), Config->s_OperServ.c_str(), static_cast<long>(Anope::CurTime), x->Reason.c_str());
	}

	/* SQUIT */
	void SendSquit(const Anope::string &servname, const Anope::string &message)
	{
		if (servname.empty() || message.empty())
			return;
		send_cmd(Config->ServerName, "SQUIT %s :%s", servname.c_str(), message.c_str());
	}

	/* Functions that use serval cmd functions */

	void SendVhost(User *u, const Anope::string &vIdent, const Anope::string &vhost)
	{
		if (!vIdent.empty())
			inspircd_cmd_chgident(u->nick, vIdent);
		if (!vhost.empty())
			inspircd_cmd_chghost(u->nick, vhost);
	}

	void SendConnect()
	{
		inspircd_cmd_pass(uplink_server->password);
		SendServer(Me);
		send_cmd("", "BURST");
		send_cmd(Config->ServerName, "VERSION :Anope-%s %s :%s - (%s) -- %s", Anope::Version().c_str(), Config->ServerName.c_str(), ircd->name, Config->EncModuleList.begin()->c_str(), Anope::Build().c_str());
	}

	/* CHGIDENT */
	void inspircd_cmd_chgident(const Anope::string &nick, const Anope::string &vIdent)
	{
		if (has_chgidentmod)
		{
			if (nick.empty() || vIdent.empty())
				return;
			send_cmd(Config->s_OperServ, "CHGIDENT %s %s", nick.c_str(), vIdent.c_str());
		}
		else
			ircdproto->SendGlobops(OperServ, "CHGIDENT not loaded!");
	}

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

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

	/* UNSZLINE */
	void SendSZLineDel(const XLine *x)
	{
		send_cmd(Config->s_OperServ, "ZLINE %s", x->Mask.c_str());
	}

	/* SZLINE */
	void SendSZLine(const XLine *x)
	{
		send_cmd(Config->ServerName, "ADDLINE Z %s %s %ld 0 :%s", x->Mask.c_str(), x->By.c_str(), static_cast<long>(Anope::CurTime), x->Reason.c_str());
	}

	void SendSVSJoin(const Anope::string &source, const Anope::string &nick, const Anope::string &chan, const Anope::string &)
	{
		send_cmd(source, "SVSJOIN %s %s", nick.c_str(), chan.c_str());
	}

	void SendSVSPart(const Anope::string &source, const Anope::string &nick, const Anope::string &chan)
	{
		send_cmd(source, "SVSPART %s %s", nick.c_str(), chan.c_str());
	}

	void SendBOB()
	{
		send_cmd("", "BURST %ld", static_cast<long>(Anope::CurTime));
	}

	void SendEOB()
	{
		send_cmd("", "ENDBURST");
	}

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

		Anope::string svidbuf = stringify(u->timestamp);

		u->Account()->Shrink("authenticationtoken");
		u->Account()->Extend("authenticationtoken", new ExtensibleItemRegular<Anope::string>(svidbuf));
	}

} ircd_proto;

bool event_ftopic(const Anope::string &source, const std::vector<Anope::string> &params)
{
	/* :source FTOPIC channel ts setby :topic */
	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[2], params[3], Anope::string(params[1]).is_pos_number_only() ? convertTo<time_t>(params[1]) : Anope::CurTime);

	return true;
}

bool event_mode(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.size() < 2)
		return true;

	if (params[0][0] == '#' || params[0][0] == '&')
		do_cmode(source, params[0], params[1], params[2]);
	else
	{
		/* InspIRCd lets opers change another
		   users modes
		 */
		do_umode(source, params[0], params[1]);
	}
	return true;
}

bool event_opertype(const Anope::string &source, const std::vector<Anope::string> &params)
{
	/* opertype is equivalent to mode +o because servers
	   dont do this directly */
	User *u = finduser(source);
	if (u && !is_oper(u))
	{
		std::vector<Anope::string> newparams;
		newparams.push_back(source);
		newparams.push_back("+o");
		return event_mode(source, newparams);
	}
	else
		return true;
}

bool event_fmode(const Anope::string &source, const std::vector<Anope::string> &params)
{
	/* :source FMODE #test 12345678 +nto foo */
	if (params.size() < 3)
		return true;

	Channel *c = findchan(params[0]);
	/* Checking the TS for validity to avoid desyncs */
	if (c)
	{
		time_t ts = Anope::string(params[1]).is_pos_number_only() ? convertTo<time_t>(params[1]) : 0;
		if (c->creation_time > ts)
		{
			/* Our TS is bigger, we should lower it */
			c->creation_time = ts;
			c->Reset();
		}
		else if (c->creation_time < ts)
			/* The TS we got is bigger, we should ignore this message. */
			return true;
	}
	else
		/* Got FMODE for a non-existing channel */
		return true;

	/* TS's are equal now, so we can proceed with parsing */
	std::vector<Anope::string> newparams;
	for (unsigned n = 0; n < params.size(); ++n)
	{
		if (n != 1)
		{
			newparams.push_back(params[n]);
			Log(LOG_DEBUG) << "Param: " << params[n];
		}
	}

	return event_mode(source, newparams);
}

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

	if (!c)
	{
		c = new Channel(params[0], 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;

	spacesepstream sep(params[params.size() - 1]);
	Anope::string buf;
	while (sep.GetToken(buf))
	{
		std::list<ChannelMode *> Status;
		char ch;

		/* Loop through prefixes */
		while ((ch = ModeManager::GetStatusChar(buf[0])))
		{
			ChannelMode *cm = ModeManager::FindChannelModeByChar(ch);

			if (!cm)
			{
				Log() << "Received unknown mode prefix " << buf[0] << " in FJOIN string";
				buf.erase(buf.begin());
				continue;
			}

			buf.erase(buf.begin());
			if (keep_their_modes)
				Status.push_back(cm);
		}

		User *u = finduser(buf);
		if (!u)
		{
			Log(LOG_DEBUG) << "FJOIN 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;
}

/* Events */
bool event_ping(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (!params.empty())
		ircdproto->SendPong(Config->ServerName, 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;
}

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

/* Taken from hybrid.c, topic syntax is identical */

bool event_topic(const Anope::string &source, const std::vector<Anope::string> &params)
{
	Channel *c = findchan(params[0]);

	if (!c)
	{
		Log() << "TOPIC " << (params.size() > 1 ? params[1] : "") << " for nonexistent channel " << params[0];
		return true;
	}

	c->ChangeTopicInternal(source, (params.size() > 1 ? params[1] : ""), Anope::CurTime);

	return true;
}

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

bool event_rsquit(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.empty() || params.size() > 3)
		return true;

	/* Horrible workaround to an insp bug (#) in how RSQUITs are sent - mark */
	if (params.size() > 1 && Config->ServerName.equals_cs(params[0]))
		do_squit(source, params[1]);
	else
		do_squit(source, params[0]);

	return true;
}

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

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;
}

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;
}

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

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_setname(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.empty())
		return true;

	User *u = finduser(source);
	if (!u)
	{
		Log(LOG_DEBUG) << "SETNAME for nonexistent user " << source;
		return true;
	}

	u->SetRealname(params[0]);
	return true;
}

bool event_chgname(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.size() < 2)
		return true;

	User *u = finduser(source);
	if (!u)
	{
		Log(LOG_DEBUG) << "FNAME for nonexistent user " << source;
		return true;
	}

	u->SetRealname(params[0]);
	return true;
}

bool event_setident(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (!params.empty())
		return true;

	User *u = finduser(source);
	if (!u)
	{
		Log(LOG_DEBUG) << "SETIDENT for nonexistent user " << source;
		return true;
	}

	u->SetIdent(params[0]);
	return true;
}

bool event_chgident(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.size() < 2)
		return true;

	User *u = finduser(params[0]);
	if (!u)
	{
		Log(LOG_DEBUG) << "CHGIDENT for nonexistent user " << params[0];
		return true;
	}

	u->SetIdent(params[1]);
	return true;
}

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

	User *u = finduser(source);
	if (!u)
	{
		Log(LOG_DEBUG) << "SETHOST for nonexistent user " << source;
		return true;
	}

	u->SetDisplayedHost(params[0]);
	return true;
}


bool event_nick(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params.size() == 8)
	{
		time_t ts = Anope::string(params[0]).is_pos_number_only() ? convertTo<time_t>(params[0]) : 0;

		User *user = do_nick("", params[1], params[4], params[2], source, params[7], ts, params[6], params[3], "", params[5]);
		if (user)
		{
			user->SetCloakedHost(params[3]);

			NickAlias *na = findnick(user->nick);
			Anope::string svidbuf;
			if (na && na->nc->GetExtRegular("authenticationtoken", svidbuf) && svidbuf == params[0])
			{
				user->Login(na->nc);
				user->SetMode(NickServ, UMODE_REGISTERED);
			}
			else
				validate_user(user);
		}
	}
	else if (params.size() == 1)
		do_nick(source, params[0], "", "", "", "", 0, "", "", "", "");
	return true;
}


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

	User *u = finduser(source);
	if (!u)
	{
		Log(LOG_DEBUG) << "FHOST for nonexistent user " << source;
		return true;
	}

	u->SetDisplayedHost(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;
}

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.empty())
		m_whois(source, params[0]);
	return true;
}

bool event_capab(const Anope::string &source, const std::vector<Anope::string> &params)
{
	if (params[0].equals_cs("START"))
	{
		/* reset CAPAB */
		has_servicesmod = false;
		has_globopsmod = false;
		has_svsholdmod = false;
		has_chghostmod = false;
		has_chgidentmod = false;
		has_hidechansmod = false;
	}
	else if (params[0].equals_cs("MODULES"))
	{
		if (params[1].find("m_globops.so") != Anope::string::npos)
			has_globopsmod = true;
		if (params[1].find("m_services.so") != Anope::string::npos)
			has_servicesmod = true;
		if (params[1].find("m_svshold.so") != Anope::string::npos)
			has_svsholdmod = true;
		if (params[1].find("m_chghost.so") != Anope::string::npos)
			has_chghostmod = true;
		if (params[1].find("m_chgident.so") != Anope::string::npos)
			has_chgidentmod = true;
		if (params[1].find("m_hidechans.so") != Anope::string::npos)
			has_hidechansmod = true;
	}
	else if (params[0].equals_cs("CAPABILITIES"))
	{
		spacesepstream ssep(params[1]);
		Anope::string capab;
		while (ssep.GetToken(capab))
		{
			if (capab.find("CHANMODES") != Anope::string::npos)
			{
				Anope::string modes(capab.begin() + 10, capab.end());
				commasepstream sep(modes);
				Anope::string modebuf;

				sep.GetToken(modebuf);
				for (size_t t = 0, end = modebuf.length(); t < end; ++t)
				{
					switch (modebuf[t])
					{
						case 'b':
							ModeManager::AddChannelMode(new ChannelModeBan('b'));
							continue;
						case 'e':
							ModeManager::AddChannelMode(new ChannelModeExcept('e'));
							continue;
						case 'I':
							ModeManager::AddChannelMode(new ChannelModeInvex('I'));
							continue;
						default:
							ModeManager::AddChannelMode(new ChannelModeList(CMODE_END, "", modebuf[t]));
					}
				}

				sep.GetToken(modebuf);
				for (size_t t = 0, end = modebuf.length(); t < end; ++t)
				{
					switch (modebuf[t])
					{
						case 'k':
							ModeManager::AddChannelMode(new ChannelModeKey('k'));
							continue;
						default:
							ModeManager::AddChannelMode(new ChannelModeParam(CMODE_END, "", modebuf[t]));
					}
				}

				sep.GetToken(modebuf);
				for (size_t t = 0, end = modebuf.length(); t < end; ++t)
				{
					switch (modebuf[t])
					{
						case 'f':
							ModeManager::AddChannelMode(new ChannelModeFlood('f'));
							continue;
						case 'l':
							ModeManager::AddChannelMode(new ChannelModeParam(CMODE_LIMIT, "CMODE_LIMIT", 'l', true));
							continue;
						case 'L':
							ModeManager::AddChannelMode(new ChannelModeParam(CMODE_REDIRECT, "CMODE_REDIRECT", 'L', true));
							continue;
						default:
							ModeManager::AddChannelMode(new ChannelModeParam(CMODE_END, "", modebuf[t], true));
					}
				}

				sep.GetToken(modebuf);
				for (size_t t = 0, end = modebuf.length(); t < end; ++t)
				{
					switch (modebuf[t])
					{
						case 'i':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_INVITE, "CMODE_INVITE", 'i'));
							continue;
						case 'm':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_MODERATED, "CMODE_MODERATED", 'm'));
							continue;
						case 'n':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_NOEXTERNAL, "CMODE_NOEXTERNAL", 'n'));
							continue;
						case 'p':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_PRIVATE, "CMODE_PRIVATE", 'p'));
							continue;
						case 's':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_SECRET, "CMODE_SECRET", 's'));
							continue;
						case 't':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_TOPIC, "CMODE_TOPIC", 't'));
							continue;
						case 'r':
							ModeManager::AddChannelMode(new ChannelModeRegistered('r'));
							continue;
						case 'c':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_BLOCKCOLOR, "CMODE_BLOCKCOLOR", 'c'));
							continue;
						case 'u':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_AUDITORIUM, "CMODE_AUDITORIUM", 'u'));
							continue;
						case 'z':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_SSL, "CMODE_SSL", 'z'));
							continue;
						case 'A':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_ALLINVITE, "CMODE_ALLINVITE", 'A'));
							continue;
						case 'C':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_NOCTCP, "CMODE_NOCTCP", 'C'));
							continue;
						case 'G':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_FILTER, "CMODE_FILTER", 'G'));
							continue;
						case 'K':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_NOKNOCK, "CMODE_NOKNOCK", 'K'));
							continue;
						case 'N':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_NONICK, "CMODE_NONICK", 'N'));
							continue;
						case 'O':
							ModeManager::AddChannelMode(new ChannelModeOper('O'));
							continue;
						case 'Q':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_NOKICK, "CMODE_NOKICK", 'Q'));
							continue;
						case 'R':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_REGISTEREDONLY, "CMODE_REGISTEREDONLY", 'R'));
							continue;
						case 'S':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_STRIPCOLOR, "CMODE_STRIPCOLOR", 'S'));
							continue;
						case 'V':
							ModeManager::AddChannelMode(new ChannelMode(CMODE_NOINVITE, "CMODE_NOINVITE", 'V'));
							continue;
						default:
							ModeManager::AddChannelMode(new ChannelMode(CMODE_END, "", modebuf[t]));
					}
				}
			}
			else if (capab.find("PREIX=(") != Anope::string::npos)
			{
				Anope::string modes(capab.begin() + 8, capab.begin() + capab.find(')'));
				Anope::string chars(capab.begin() + capab.find(')') + 1, capab.end());

				for (size_t t = 0, end = modes.length(); t < end; ++t)
				{
					switch (modes[t])
					{
						case 'q':
							ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_OWNER, "CMODE_OWNER", 'q', '~'));
							continue;
						case 'a':
							ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_PROTECT, "CMODE_PROTECT", 'a', '&'));
							continue;
						case 'o':
							ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_OP, "CMODE_OP", 'o', '@'));
							continue;
						case 'h':
							ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_HALFOP, "CMODE_HALFOP", 'h', '%'));
							continue;
						case 'v':
							ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_VOICE, "CMODE_VOICE", 'v', '+'));
							continue;
					}
				}
			}
			else if (capab.find("MAXMODES=") != Anope::string::npos)
			{
				Anope::string maxmodes(capab.begin() + 9, capab.end());
				ircd->maxmodes = maxmodes.is_pos_number_only() ? convertTo<unsigned>(maxmodes) : 3;
			}
		}
	}
	else if (params[0].equals_cs("END"))
	{
		if (!has_globopsmod)
		{
			send_cmd("", "ERROR :m_globops is not loaded. This is required by Anope");
			quitmsg = "ERROR: Remote server does not have the m_globops module loaded, and this is required.";
			quitting = true;
			return MOD_STOP;
		}
		if (!has_servicesmod)
		{
			send_cmd("", "ERROR :m_services is not loaded. This is required by Anope");
			quitmsg = "ERROR: Remote server does not have the m_services module loaded, and this is required.";
			quitting = true;
			return MOD_STOP;
		}
		if (!has_hidechansmod)
		{
			send_cmd("", "ERROR :m_hidechans.so is not loaded. This is required by Anope");
			quitmsg = "ERROR: Remote server deos not have the m_hidechans module loaded, and this is required.";
			quitting = true;
			return MOD_STOP;
		}
		if (!has_svsholdmod)
			ircdproto->SendGlobops(OperServ, "SVSHOLD missing, Usage disabled until module is loaded.");
		if (!has_chghostmod)
			ircdproto->SendGlobops(OperServ, "CHGHOST missing, Usage disabled until module is loaded.");
		if (!has_chgidentmod)
			ircdproto->SendGlobops(OperServ, "CHGIDENT missing, Usage disabled until module is loaded.");
		ircd->svshold = has_svsholdmod;
	}

	CapabParse(params);
	return true;
}

bool event_endburst(const Anope::string &source, const std::vector<Anope::string> &params)
{
	Me->GetLinks().front()->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;
}

static void AddModes()
{
	ModeManager::AddUserMode(new UserMode(UMODE_CALLERID, "UMODE_CALLERID", 'g'));
	ModeManager::AddUserMode(new UserMode(UMODE_HELPOP, "UMODE_HELPOP", 'h'));
	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_WALLOPS, "UMODE_WALLOPS", 'w'));
	ModeManager::AddUserMode(new UserMode(UMODE_CLOAK, "UMODE_CLOAK", 'x'));
}

class ProtoInspIRCd : public Module
{
	Message message_endburst, message_436, message_away, message_join, message_kick, message_kill, message_mode, message_motd,
		message_nick, message_capab, message_part, message_ping, message_privmsg, message_quit, message_server, message_squit,
		message_rsquit, message_topic, message_whois, message_svsmode, message_chghost, message_chgident, message_chgname,
		message_sethost, message_setident, message_setname, message_fjoin, message_fmode, message_ftopic, message_opertype,
		message_idle;
 public:
	ProtoInspIRCd(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator),
		message_endburst("ENDBURST", event_endburst), message_436("436", event_436), message_away("AWAY", event_away),
		message_join("JOIN", event_join), message_kick("KICK", event_kick), message_kill("KILL", event_kill),
		message_mode("MODE", event_mode), message_motd("MOTD", event_motd), message_nick("NICK", event_nick),
		message_capab("CAPAB", event_capab), message_part("PART", event_part), message_ping("PING", event_ping),
		message_privmsg("PRIVMSG", event_privmsg), message_quit("QUIT", event_quit), message_server("SERVER", event_server),
		message_squit("SQUIT", event_squit), message_rsquit("RSQUIT", event_rsquit), message_topic("TOPIC", event_topic),
		message_whois("WHOIS", event_whois), message_svsmode("SVSMODE", event_mode), message_chghost("CHGHOST", event_chghost),
		message_chgident("CHGIDENT", event_chgident), message_chgname("CHGNAME", event_chgname),
		message_sethost("SETHOST", event_sethost), message_setident("SETIDENT", event_setident),
		message_setname("SETNAME", event_setname), message_fjoin("FJOIN", event_fjoin), message_fmode("FMODE", event_fmode),
		message_ftopic("FTOPIC", event_ftopic), message_opertype("OPERTYPE", event_opertype), message_idle("IDLE", event_idle)
	{
		this->SetAuthor("Anope");
		this->SetType(PROTOCOL);

		pmodule_ircd_var(myIrcd);

		CapabType c[] = { CAPAB_NOQUIT, CAPAB_SSJ3, CAPAB_NICK2, CAPAB_VL, CAPAB_TLKEXT };
		for (unsigned i = 0; i < 5; ++i)
			Capab.SetFlag(c[i]);

		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(ProtoInspIRCd)