/* Unreal IRCD 3.2.x functions
  *
  * (C) 2003-2022 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 "module.h"
 #include "modules/cs_mode.h"
 #include "modules/sasl.h"
 
 class UnrealIRCdProto : public IRCDProto
 {
  public:
 	UnrealIRCdProto(Module *creator) : IRCDProto(creator, "UnrealIRCd 3.2.x")
 	{
 		DefaultPseudoclientModes = "+Soiq";
 		CanSVSNick = true;
 		CanSVSJoin = true;
 		CanSetVHost = true;
 		CanSetVIdent = true;
 		CanSNLine = true;
 		CanSQLine = true;
 		CanSZLine = true;
 		CanSVSHold = true;
 		CanSVSO = true;
 		MaxModes = 12;
 	}
 
  private:
 	/* SVSNOOP */
 	void SendSVSNOOP(const Server *server, bool set) anope_override
 	{
 		UplinkSocket::Message() << "SVSNOOP " << server->GetName() << " " << (set ? "+" : "-");
 	}
 
 	void SendAkillDel(const XLine *x) anope_override
 	{
 		if (x->IsRegex() || x->HasNickOrReal())
 			return;
 
 		/* ZLine if we can instead */
 		if (x->GetUser() == "*")
 		{
 			cidr a(x->GetHost());
 			if (a.valid())
 			{
 				IRCD->SendSZLineDel(x);
 				return;
 			}
 		}
 
 		UplinkSocket::Message() << "TKL - G " << x->GetUser() << " " << x->GetHost() << " " << x->by;
 	}
 
 	void SendTopic(const MessageSource &source, Channel *c) anope_override
 	{
 		UplinkSocket::Message(source) << "TOPIC " << c->name << " " << c->topic_setter << " " << c->topic_ts << " :" << c->topic;
 	}
 
 	void SendGlobalNotice(BotInfo *bi, const Server *dest, const Anope::string &msg) anope_override
 	{
 		UplinkSocket::Message(bi) << "NOTICE $" << dest->GetName() << " :" << msg;
 	}
 
 	void SendGlobalPrivmsg(BotInfo *bi, const Server *dest, const Anope::string &msg) anope_override
 	{
 		UplinkSocket::Message(bi) << "PRIVMSG $" << dest->GetName() << " :" << msg;
 	}
 
 	void SendVhostDel(User *u) anope_override
 	{
 		BotInfo *HostServ = Config->GetClient("HostServ");
 		u->RemoveMode(HostServ, "CLOAK");
 		u->RemoveMode(HostServ, "VHOST");
 		ModeManager::ProcessModes();
 		u->SetMode(HostServ, "CLOAK");
 	}
 
 	void SendAkill(User *u, XLine *x) anope_override
 	{
 		if (x->IsRegex() || x->HasNickOrReal())
 		{
 			if (!u)
 			{
 				/* No user (this akill was just added), and contains nick and/or realname. Find users that match and ban them */
 				for (user_map::const_iterator it = UserListByNick.begin(); it != UserListByNick.end(); ++it)
 					if (x->manager->Check(it->second, x))
 						this->SendAkill(it->second, x);
 				return;
 			}
 
 			const XLine *old = x;
 
 			if (old->manager->HasEntry("*@" + u->host))
 				return;
 
 			/* We can't akill x as it has a nick and/or realname included, so create a new akill for *@host */
 			XLine *xline = new XLine("*@" + u->host, old->by, old->expires, old->reason, old->id);
 			old->manager->AddXLine(xline);
 			x = xline;
 
 			Log(Config->GetClient("OperServ"), "akill") << "AKILL: Added an akill for " << x->mask << " because " << u->GetMask() << "#" << u->realname << " matches " << old->mask;
 		}
 
 		/* ZLine if we can instead */
 		if (x->GetUser() == "*")
 		{
 			cidr a(x->GetHost());
 			if (a.valid())
 			{
 				IRCD->SendSZLine(u, x);
 				return;
 			}
 		}
 
 		// Calculate the time left before this would expire, capping it at 2 days
 		time_t timeleft = x->expires - Anope::CurTime;
 		if (timeleft > 172800 || !x->expires)
 			timeleft = 172800;
 		UplinkSocket::Message() << "TKL + G " << x->GetUser() << " " << x->GetHost() << " " << x->by << " " << Anope::CurTime + timeleft << " " << x->created << " :" << x->GetReason();
 	}
 
 	void SendSVSKillInternal(const MessageSource &source, User *user, const Anope::string &buf) anope_override
 	{
 		UplinkSocket::Message(source) << "SVSKILL " << user->nick << " :" << buf;
 		user->KillInternal(source, buf);
 	}
 
 	void SendModeInternal(const MessageSource &source, User *u, const Anope::string &buf) anope_override
 	{
 		UplinkSocket::Message(source) << "SVS2MODE " << u->nick <<" " << buf;
 	}
 
 	void SendClientIntroduction(User *u) anope_override
 	{
 		Anope::string modes = "+" + u->GetModes();
 		UplinkSocket::Message() << "NICK " << u->nick << " 1 " << u->timestamp << " " << u->GetIdent() << " " << u->host << " " << u->server->GetName() << " 0 " << modes << " " << u->host << " * :" << u->realname;
 	}
 
 	/* SERVER name hop descript */
 	/* Unreal 3.2 actually sends some info about itself in the descript area */
 	void SendServer(const Server *server) anope_override
 	{
 		if (!server->GetSID().empty() && server == Me)
 			UplinkSocket::Message() << "SERVER " << server->GetName() << " " << server->GetHops() << " :U0-*-" << server->GetSID() << " " << server->GetDescription();
 		else
 			UplinkSocket::Message() << "SERVER " << server->GetName() << " " << server->GetHops() << " :" << server->GetDescription();
 	}
 
 	/* JOIN */
 	void SendJoin(User *user, Channel *c, const ChannelStatus *status) anope_override
 	{
 		UplinkSocket::Message(Me) << "SJOIN " << c->creation_time << " " << c->name << " :" << user->nick;
 		if (status)
 		{
 			/* First save the channel status incase uc->Status == status */
 			ChannelStatus cs = *status;
 			/* If the user is internally on the channel with flags, kill them so that
 			 * the stacker will allow this.
 			 */
 			ChanUserContainer *uc = c->FindUser(user);
 			if (uc != NULL)
 				uc->status.Clear();
 
 			BotInfo *setter = BotInfo::Find(user->GetUID());
 			for (size_t i = 0; i < cs.Modes().length(); ++i)
 				c->SetMode(setter, ModeManager::FindChannelModeByChar(cs.Modes()[i]), user->GetUID(), false);
 
 			if (uc != NULL)
 				uc->status = cs;
 		}
 	}
 
 	/* unsqline
 	*/
 	void SendSQLineDel(const XLine *x) anope_override
 	{
 		UplinkSocket::Message() << "UNSQLINE " << x->mask;
 	}
 
 	/* SQLINE */
 	/*
 	** - Unreal will translate this to TKL for us
 	**
 	*/
 	void SendSQLine(User *, const XLine *x) anope_override
 	{
 		UplinkSocket::Message() << "SQLINE " << x->mask << " :" << x->GetReason();
 	}
 
 	/*
 	** svso
 	**	  parv[0] = sender prefix
 	**	  parv[1] = nick
 	**	  parv[2] = options
 	*/
 	void SendSVSO(BotInfo *source, const Anope::string &nick, const Anope::string &flag) anope_override
 	{
 		UplinkSocket::Message(source) << "SVSO " << nick << " " << flag;
 	}
 
 	/* Functions that use serval cmd functions */
 
 	void SendVhost(User *u, const Anope::string &vIdent, const Anope::string &vhost) anope_override
 	{
 		if (!vIdent.empty())
 			UplinkSocket::Message(Me) << "CHGIDENT " << u->nick << " " << vIdent;
 		if (!vhost.empty())
 			UplinkSocket::Message(Me) << "CHGHOST " << u->nick << " " << vhost;
 	}
 
 	void SendConnect() anope_override
 	{
 		/*
 		   NICKv2 = Nick Version 2
 		   VHP    = Sends hidden host
 		   UMODE2 = sends UMODE2 on user modes
 		   NICKIP = Sends IP on NICK
 		   TOKEN  = Use tokens to talk
 		   SJ3    = Supports SJOIN
 		   NOQUIT = No Quit
 		   TKLEXT = Extended TKL we don't use it but best to have it
 		   SJB64  = Base64 encoded time stamps
 		   ESVID  = Allows storing account names as services stamp
 		   MLOCK  = Supports the MLOCK server command
 		   VL     = Version Info
 		   NS     = Config->Numeric Server
 		*/
 		Anope::string protoctl = "NICKv2 VHP UMODE2 NICKIP SJOIN SJOIN2 SJ3 NOQUIT TKLEXT ESVID MLOCK VL";
 		if (!Me->GetSID().empty())
 			protoctl += " VL";
 		UplinkSocket::Message() << "PROTOCTL " << protoctl;
 		UplinkSocket::Message() << "PASS :" << Config->Uplinks[Anope::CurrentUplink].password;
 		SendServer(Me);
 	}
 
 	/* SVSHOLD - set */
 	void SendSVSHold(const Anope::string &nick, time_t t) anope_override
 	{
 		UplinkSocket::Message() << "TKL + Q H " << nick << " " << Me->GetName() << " " << Anope::CurTime + t << " " << Anope::CurTime << " :Being held for registered user";
 	}
 
 	/* SVSHOLD - release */
 	void SendSVSHoldDel(const Anope::string &nick) anope_override
 	{
 		UplinkSocket::Message() << "TKL - Q * " << nick << " " << Me->GetName();
 	}
 
 	/* UNSGLINE */
 	/*
 	 * SVSNLINE - :realname mask
 	*/
 	void SendSGLineDel(const XLine *x) anope_override
 	{
 		UplinkSocket::Message() << "SVSNLINE - :" << x->mask;
 	}
 
 	/* UNSZLINE */
 	void SendSZLineDel(const XLine *x) anope_override
 	{
 		UplinkSocket::Message() << "TKL - Z * " << x->GetHost() << " " << x->by;
 	}
 
 	/* SZLINE */
 	void SendSZLine(User *, const XLine *x) anope_override
 	{
 		// Calculate the time left before this would expire, capping it at 2 days
 		time_t timeleft = x->expires - Anope::CurTime;
 		if (timeleft > 172800 || !x->expires)
 			timeleft = 172800;
 		UplinkSocket::Message() << "TKL + Z * " << x->GetHost() << " " << x->by << " " << Anope::CurTime + timeleft << " " << x->created << " :" << x->GetReason();
 	}
 
 	/* SGLINE */
 	/*
 	 * SVSNLINE + reason_where_is_space :realname mask with spaces
 	*/
 	void SendSGLine(User *, const XLine *x) anope_override
 	{
 		Anope::string edited_reason = x->GetReason();
 		edited_reason = edited_reason.replace_all_cs(" ", "_");
 		UplinkSocket::Message() << "SVSNLINE + " << edited_reason << " :" << x->mask;
 	}
 
 	/* svsjoin
 		parv[0] - sender
 		parv[1] - nick to make join
 		parv[2] - channel to join
 		parv[3] - (optional) channel key(s)
 	*/
 	/* In older Unreal SVSJOIN and SVSNLINE tokens were mixed so SVSJOIN and SVSNLINE are broken
 	   when coming from a none TOKEN'd server
 	*/
 	void SendSVSJoin(const MessageSource &source, User *user, const Anope::string &chan, const Anope::string &param) anope_override
 	{
 		if (!param.empty())
 			UplinkSocket::Message(source) << "SVSJOIN " << user->GetUID() << " " << chan << " :" << param;
 		else
 			UplinkSocket::Message(source) << "SVSJOIN " << user->GetUID() << " " << chan;
 	}
 
 	void SendSVSPart(const MessageSource &source, User *user, const Anope::string &chan, const Anope::string &param) anope_override
 	{
 		if (!param.empty())
 			UplinkSocket::Message(source) << "SVSPART " << user->GetUID() << " " << chan << " :" << param;
 		else
 			UplinkSocket::Message(source) << "SVSPART " << user->GetUID() << " " << chan;
 	}
 
 	void SendSWhois(const MessageSource &source, const Anope::string &who, const Anope::string &mask) anope_override
 	{
 		UplinkSocket::Message(source) << "SWHOIS " << who << " :" << mask;
 	}
 
 	void SendEOB() anope_override
 	{
 		UplinkSocket::Message(Me) << "EOS";
 	}
 
 	bool IsNickValid(const Anope::string &nick) anope_override
 	{
 		if (nick.equals_ci("ircd") || nick.equals_ci("irc"))
 			return false;
 
 		return IRCDProto::IsNickValid(nick);
 	}
 
 	bool IsChannelValid(const Anope::string &chan) anope_override
 	{
 		if (chan.find(':') != Anope::string::npos)
 			return false;
 
 		return IRCDProto::IsChannelValid(chan);
 	}
 
 	bool IsExtbanValid(const Anope::string &mask) anope_override
 	{
 		return mask.length() >= 4 && mask[0] == '~' && mask[2] == ':';
 	}
 
 	void SendLogin(User *u, NickAlias *na) anope_override
 	{
 		/* 3.2.10.4+ treats users logged in with accounts as fully registered, even if -r, so we can not set this here. Just use the timestamp. */
 		if (Servers::Capab.count("ESVID") > 0 && !na->nc->HasExt("UNCONFIRMED"))
 			IRCD->SendMode(Config->GetClient("NickServ"), u, "+d %s", na->nc->display.c_str());
 		else
 			IRCD->SendMode(Config->GetClient("NickServ"), u, "+d %d", u->signon);
 	}
 
 	void SendLogout(User *u) anope_override
 	{
 		IRCD->SendMode(Config->GetClient("NickServ"), u, "+d 0");
 	}
 
 	void SendChannel(Channel *c) anope_override
 	{
 		/* Unreal does not support updating a channels TS without actually joining a user,
 		 * so we will join and part us now
 		 */
 		BotInfo *bi = c->ci->WhoSends();
 		if (!bi)
 			;
 		else if (c->FindUser(bi) == NULL)
 		{
 			bi->Join(c);
 			bi->Part(c);
 		}
 		else
 		{
 			bi->Part(c);
 			bi->Join(c);
 		}
 	}
 
 	void SendSASLMessage(const SASL::Message &message) anope_override
 	{
 		size_t p = message.target.find('!');
 		if (p == Anope::string::npos)
 			return;
 
 		UplinkSocket::Message(BotInfo::Find(message.source)) << "SASL " << message.target.substr(0, p) << " " << message.target << " " << message.type << " " << message.data << (message.ext.empty() ? "" : " " + message.ext);
 	}
 
 	void SendSVSLogin(const Anope::string &uid, const Anope::string &acc, const Anope::string &vident, const Anope::string &vhost) anope_override
 	{
 		size_t p = uid.find('!');
 		if (p == Anope::string::npos)
 			return;
 		UplinkSocket::Message(Me) << "SVSLOGIN " << uid.substr(0, p) << " " << uid << " " << acc;
 	}
 
 	bool IsIdentValid(const Anope::string &ident) anope_override
 	{
 		if (ident.empty() || ident.length() > Config->GetBlock("networkinfo")->Get<unsigned>("userlen"))
 			return false;
 
 		for (unsigned i = 0; i < ident.length(); ++i)
 		{
 			const char &c = ident[i];
 
 			if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || (c >= '0' && c <= '9') || c == '.' || c == '-')
 				continue;
 
 			if (c == '-' || c == '.' || c == '_')
 				continue;
 
 			return false;
 		}
 
 		return true;
 	}
 };
 
 class UnrealExtBan : public ChannelModeVirtual<ChannelModeList>
 {
 	char ext;
 
  public:
 	UnrealExtBan(const Anope::string &mname, const Anope::string &basename, char extban) : ChannelModeVirtual<ChannelModeList>(mname, basename)
 		, ext(extban)
 	{
 	}
 
 	ChannelMode *Wrap(Anope::string &param) anope_override
 	{
 		param = "~" + Anope::string(ext) + ":" + param;
 		return ChannelModeVirtual<ChannelModeList>::Wrap(param);
 	}
 
 	ChannelMode *Unwrap(ChannelMode *cm, Anope::string &param) anope_override
 	{
 		if (cm->type != MODE_LIST || param.length() < 4 || param[0] != '~' || param[1] != ext || param[2] != ':')
 			return cm;
 
 		param = param.substr(3);
 		return this;
 	}
 };
 
 namespace UnrealExtban
 {
 	class ChannelMatcher : public UnrealExtBan
 	{
 	 public:
 		ChannelMatcher(const Anope::string &mname, const Anope::string &mbase, char c) : UnrealExtBan(mname, mbase, c)
 		{
 		}
 
 		bool Matches(User *u, const Entry *e) anope_override
 		{
 			const Anope::string &mask = e->GetMask();
 			Anope::string channel = mask.substr(3);
 
 			ChannelMode *cm = NULL;
 			if (channel[0] != '#')
 			{
 				char modeChar = ModeManager::GetStatusChar(channel[0]);
 				channel.erase(channel.begin());
 				cm = ModeManager::FindChannelModeByChar(modeChar);
 				if (cm != NULL && cm->type != MODE_STATUS)
 					cm = NULL;
 			}
 
 			Channel *c = Channel::Find(channel);
 			if (c != NULL)
 			{
 				ChanUserContainer *uc = c->FindUser(u);
 				if (uc != NULL)
 					if (cm == NULL || uc->status.HasMode(cm->mchar))
 						return true;
 			}
 
 			return false;
 		}
 	};
 
 	class EntryMatcher : public UnrealExtBan
 	{
 	 public:
 		EntryMatcher(const Anope::string &mname, const Anope::string &mbase, char c) : UnrealExtBan(mname, mbase, c)
 		{
 		}
 
 		bool Matches(User *u, const Entry *e) anope_override
 		{
 			const Anope::string &mask = e->GetMask();
 			Anope::string real_mask = mask.substr(3);
 
 			return Entry(this->name, real_mask).Matches(u);
 		}
 	};
 
 	class RealnameMatcher : public UnrealExtBan
 	{
 	 public:
 		RealnameMatcher(const Anope::string &mname, const Anope::string &mbase, char c) : UnrealExtBan(mname, mbase, c)
 		{
 		}
 
 		bool Matches(User *u, const Entry *e) anope_override
 		{
 			const Anope::string &mask = e->GetMask();
 			Anope::string real_mask = mask.substr(3);
 
 			return Anope::Match(u->realname, real_mask);
 		}
 	};
 
 	class RegisteredMatcher : public UnrealExtBan
 	{
 	 public:
 		RegisteredMatcher(const Anope::string &mname, const Anope::string &mbase, char c) : UnrealExtBan(mname, mbase, c)
 		{
 		}
 
 		bool Matches(User *u, const Entry *e) anope_override
 		{
 			const Anope::string &mask = e->GetMask();
 			return u->HasMode("REGISTERED") && mask.equals_ci(u->nick);
 		}
 	};
 
 	class AccountMatcher : public UnrealExtBan
 	{
 	 public:
 		AccountMatcher(const Anope::string &mname, const Anope::string &mbase, char c) : UnrealExtBan(mname, mbase, c)
 		{
 		}
 
 		bool Matches(User *u, const Entry *e) anope_override
 		{
 			const Anope::string &mask = e->GetMask();
 			Anope::string real_mask = mask.substr(3);
 
 			return u->Account() && Anope::Match(u->Account()->display, real_mask);
 		}
 	};
 }
 
 class ChannelModeFlood : public ChannelModeParam
 {
  public:
 	ChannelModeFlood(char modeChar, bool minusNoArg) : ChannelModeParam("FLOOD", modeChar, minusNoArg) { }
 
 	/* Borrowed part of this check from UnrealIRCd */
 	bool IsValid(Anope::string &value) const anope_override
 	{
 		if (value.empty())
 			return false;
 		try
 		{
 			Anope::string rest;
 			if (value[0] != ':' && convertTo<unsigned>(value[0] == '*' ? value.substr(1) : value, rest, false) > 0 && rest[0] == ':' && rest.length() > 1 && convertTo<unsigned>(rest.substr(1), rest, false) > 0 && rest.empty())
 				return true;
 		}
 		catch (const ConvertException &) { }
 
 		/* '['<number><1 letter>[optional: '#'+1 letter],[next..]']'':'<number> */
 		size_t end_bracket = value.find(']', 1);
 		if (end_bracket == Anope::string::npos)
 			return false;
 		Anope::string xbuf = value.substr(0, end_bracket);
 		if (value[end_bracket + 1] != ':')
 			return false;
 		commasepstream args(xbuf.substr(1));
 		Anope::string arg;
 		while (args.GetToken(arg))
 		{
 			/* <number><1 letter>[optional: '#'+1 letter] */
 			size_t p = 0;
 			while (p < arg.length() && isdigit(arg[p]))
 				++p;
 			if (p == arg.length() || !(arg[p] == 'c' || arg[p] == 'j' || arg[p] == 'k' || arg[p] == 'm' || arg[p] == 'n' || arg[p] == 't'))
 				continue; /* continue instead of break for forward compatibility. */
 			try
 			{
 				int v = arg.substr(0, p).is_number_only() ? convertTo<int>(arg.substr(0, p)) : 0;
 				if (v < 1 || v > 999)
 					return false;
 			}
 			catch (const ConvertException &)
 			{
 				return false;
 			}
 		}
 
 		return true;
 	}
 };
 
 class ChannelModeUnrealSSL : public ChannelMode
 {
  public:
 	ChannelModeUnrealSSL(const Anope::string &n, char c) : ChannelMode(n, c)
 	{
 	}
 
 	bool CanSet(User *u) const anope_override
 	{
 		return false;
 	}
 };
 
 struct IRCDMessageCapab : Message::Capab
 {
 	IRCDMessageCapab(Module *creator) : Message::Capab(creator, "PROTOCTL") { }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		for (unsigned i = 0; i < params.size(); ++i)
 		{
 			Anope::string capab = params[i];
 
 			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 ChannelModeList("BAN", 'b'));
 
 							ModeManager::AddChannelMode(new UnrealExtban::ChannelMatcher("CHANNELBAN", "BAN", 'c'));
 							ModeManager::AddChannelMode(new UnrealExtban::EntryMatcher("JOINBAN", "BAN", 'j'));
 							ModeManager::AddChannelMode(new UnrealExtban::EntryMatcher("NONICKBAN", "BAN", 'n'));
 							ModeManager::AddChannelMode(new UnrealExtban::EntryMatcher("QUIET", "BAN", 'q'));
 							ModeManager::AddChannelMode(new UnrealExtban::RealnameMatcher("REALNAMEBAN", "BAN", 'r'));
 							ModeManager::AddChannelMode(new UnrealExtban::RegisteredMatcher("REGISTEREDBAN", "BAN", 'R'));
 							ModeManager::AddChannelMode(new UnrealExtban::AccountMatcher("ACCOUNTBAN", "BAN", 'a'));
 							continue;
 						case 'e':
 							ModeManager::AddChannelMode(new ChannelModeList("EXCEPT", 'e'));
 							continue;
 						case 'I':
 							ModeManager::AddChannelMode(new ChannelModeList("INVITEOVERRIDE", 'I'));
 							continue;
 						default:
 							ModeManager::AddChannelMode(new ChannelModeList("", 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;
 						case 'f':
 							ModeManager::AddChannelMode(new ChannelModeFlood('f', false));
 							continue;
 						case 'L':
 							ModeManager::AddChannelMode(new ChannelModeParam("REDIRECT", 'L'));
 							continue;
 						default:
 							ModeManager::AddChannelMode(new ChannelModeParam("", modebuf[t]));
 					}
 				}
 
 				sep.GetToken(modebuf);
 				for (size_t t = 0, end = modebuf.length(); t < end; ++t)
 				{
 					switch (modebuf[t])
 					{
 						case 'l':
 							ModeManager::AddChannelMode(new ChannelModeParam("LIMIT", 'l', true));
 							continue;
 						case 'j':
 							ModeManager::AddChannelMode(new ChannelModeParam("JOINFLOOD", 'j', true));
 							continue;
 						default:
 							ModeManager::AddChannelMode(new ChannelModeParam("", modebuf[t], true));
 					}
 				}
 
 				sep.GetToken(modebuf);
 				for (size_t t = 0, end = modebuf.length(); t < end; ++t)
 				{
 					switch (modebuf[t])
 					{
 						case 'p':
 							ModeManager::AddChannelMode(new ChannelMode("PRIVATE", 'p'));
 							continue;
 						case 's':
 							ModeManager::AddChannelMode(new ChannelMode("SECRET", 's'));
 							continue;
 						case 'm':
 							ModeManager::AddChannelMode(new ChannelMode("MODERATED", 'm'));
 							continue;
 						case 'n':
 							ModeManager::AddChannelMode(new ChannelMode("NOEXTERNAL", 'n'));
 							continue;
 						case 't':
 							ModeManager::AddChannelMode(new ChannelMode("TOPIC", 't'));
 							continue;
 						case 'i':
 							ModeManager::AddChannelMode(new ChannelMode("INVITE", 'i'));
 							continue;
 						case 'r':
 							ModeManager::AddChannelMode(new ChannelModeNoone("REGISTERED", 'r'));
 							continue;
 						case 'R':
 							ModeManager::AddChannelMode(new ChannelMode("REGISTEREDONLY", 'R'));
 							continue;
 						case 'c':
 							ModeManager::AddChannelMode(new ChannelMode("BLOCKCOLOR", 'c'));
 							continue;
 						case 'O':
 							ModeManager::AddChannelMode(new ChannelModeOperOnly("OPERONLY", 'O'));
 							continue;
 						case 'A':
 							ModeManager::AddChannelMode(new ChannelModeOperOnly("ADMINONLY", 'A'));
 							continue;
 						case 'Q':
 							ModeManager::AddChannelMode(new ChannelMode("NOKICK", 'Q'));
 							continue;
 						case 'K':
 							ModeManager::AddChannelMode(new ChannelMode("NOKNOCK", 'K'));
 							continue;
 						case 'V':
 							ModeManager::AddChannelMode(new ChannelMode("NOINVITE", 'V'));
 							continue;
 						case 'C':
 							ModeManager::AddChannelMode(new ChannelMode("NOCTCP", 'C'));
 							continue;
 						case 'u':
 							ModeManager::AddChannelMode(new ChannelMode("AUDITORIUM", 'u'));
 							continue;
 						case 'z':
 							ModeManager::AddChannelMode(new ChannelMode("SSL", 'z'));
 							continue;
 						case 'N':
 							ModeManager::AddChannelMode(new ChannelMode("NONICK", 'N'));
 							continue;
 						case 'S':
 							ModeManager::AddChannelMode(new ChannelMode("STRIPCOLOR", 'S'));
 							continue;
 						case 'M':
 							ModeManager::AddChannelMode(new ChannelMode("REGMODERATED", 'M'));
 							continue;
 						case 'T':
 							ModeManager::AddChannelMode(new ChannelMode("NONOTICE", 'T'));
 							continue;
 						case 'G':
 							ModeManager::AddChannelMode(new ChannelMode("CENSOR", 'G'));
 							continue;
 						case 'Z':
 							ModeManager::AddChannelMode(new ChannelModeUnrealSSL("", 'Z'));
 							continue;
 						default:
 							ModeManager::AddChannelMode(new ChannelMode("", modebuf[t]));
 					}
 				}
 			}
 		}
 
 		Message::Capab::Run(source, params);
 	}
 };
 
 struct IRCDMessageChgHost : IRCDMessage
 {
 	IRCDMessageChgHost(Module *creator) : IRCDMessage(creator, "CHGHOST", 2) { }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		User *u = User::Find(params[0]);
 		if (u)
 			u->SetDisplayedHost(params[1]);
 	}
 };
 
 struct IRCDMessageChgIdent : IRCDMessage
 {
 	IRCDMessageChgIdent(Module *creator) : IRCDMessage(creator, "CHGIDENT", 2) { }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		User *u = User::Find(params[0]);
 		if (u)
 			u->SetVIdent(params[1]);
 	}
 };
 
 struct IRCDMessageChgName : IRCDMessage
 {
 	IRCDMessageChgName(Module *creator) : IRCDMessage(creator, "CHGNAME", 2) { }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		User *u = User::Find(params[0]);
 		if (u)
 			u->SetRealname(params[1]);
 	}
 };
 
 struct IRCDMessageMode : IRCDMessage
 {
 	IRCDMessageMode(Module *creator, const Anope::string &mname) : IRCDMessage(creator, mname, 2) { SetFlag(IRCDMESSAGE_SOFT_LIMIT); }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		bool server_source = source.GetServer() != NULL;
 		Anope::string modes = params[1];
 		for (unsigned i = 2; i < params.size() - (server_source ? 1 : 0); ++i)
 			modes += " " + params[i];
 
 		if (IRCD->IsChannelValid(params[0]))
 		{
 			Channel *c = Channel::Find(params[0]);
 			time_t ts = 0;
 
 			try
 			{
 				if (server_source)
 					ts = convertTo<time_t>(params[params.size() - 1]);
 			}
 			catch (const ConvertException &) { }
 
 			if (c)
 				c->SetModesInternal(source, modes, ts);
 		}
 		else
 		{
 			User *u = User::Find(params[0]);
 			if (u)
 				u->SetModesInternal(source, "%s", params[1].c_str());
 		}
 	}
 };
 
 /* netinfo
  *  argv[0] = max global count
  *  argv[1] = time of end sync
  *  argv[2] = unreal protocol using (numeric)
  *  argv[3] = cloak-crc (> u2302)
  *  argv[4] = free(**)
  *  argv[5] = free(**)
  *  argv[6] = free(**)
  *  argv[7] = ircnet
  */
 struct IRCDMessageNetInfo : IRCDMessage
 {
 	IRCDMessageNetInfo(Module *creator) : IRCDMessage(creator, "NETINFO", 8) { SetFlag(IRCDMESSAGE_REQUIRE_SERVER); }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		UplinkSocket::Message() << "NETINFO " << MaxUserCount << " " << Anope::CurTime << " " << convertTo<int>(params[2]) << " " << params[3] << " 0 0 0 :" << params[7];
 	}
 };
 
 struct IRCDMessageNick : IRCDMessage
 {
 	IRCDMessageNick(Module *creator) : IRCDMessage(creator, "NICK", 2) { SetFlag(IRCDMESSAGE_SOFT_LIMIT); }
 
 	/*
 	** NICK - new
 	**	  source  = NULL
 	**	  parv[0] = nickname
 	**	  parv[1] = hopcount
 	**	  parv[2] = timestamp
 	**	  parv[3] = username
 	**	  parv[4] = hostname
 	**	  parv[5] = servername
 	**	  parv[6] = servicestamp
 	**	  parv[7] = umodes
 	**	  parv[8] = virthost, * if none
 	**	  parv[9] = ip
 	**	  parv[10] = info
 	**
 	** NICK - change
 	**	  source  = oldnick
 	**	  parv[0] = new nickname
 	**	  parv[1] = hopcount
 	*/
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		if (params.size() == 11)
 		{
 			Anope::string ip;
 			if (params[9] != "*")
 			{
 				Anope::string decoded_ip;
 				Anope::B64Decode(params[9], decoded_ip);
 
 				sockaddrs ip_addr;
 				ip_addr.ntop(params[9].length() == 8 ? AF_INET : AF_INET6, decoded_ip.c_str());
 				ip = ip_addr.addr();
 			}
 
 			Anope::string vhost = params[8];
 			if (vhost.equals_cs("*"))
 				vhost.clear();
 
 			time_t user_ts = params[2].is_pos_number_only() ? convertTo<time_t>(params[2]) : Anope::CurTime;
 
 			Server *s = Server::Find(params[5]);
 			if (s == NULL)
 			{
 				Log(LOG_DEBUG) << "User " << params[0] << " introduced from nonexistent server " << params[5] << "?";
 				return;
 			}
 
 			NickAlias *na = NULL;
 
 			if (params[6] == "0")
 				;
 			else if (params[6].is_pos_number_only())
 			{
 				if (convertTo<time_t>(params[6]) == user_ts)
 					na = NickAlias::Find(params[0]);
 			}
 			else
 			{
 				na = NickAlias::Find(params[6]);
 			}
 
 			User::OnIntroduce(params[0], params[3], params[4], vhost, ip, s, params[10], user_ts, params[7], "", na ? *na->nc : NULL);
 		}
 		else
 		{
 			User *u = source.GetUser();
 			if (u)
 				u->ChangeNick(params[0]);
 		}
 	}
 };
 
 /** This is here because:
  *
  * If we had three servers, A, B & C linked like so: A<->B<->C
  * If Anope is linked to A and B splits from A and then reconnects
  * B introduces itself, introduces C, sends EOS for C, introduces Bs clients
  * introduces Cs clients, sends EOS for B. This causes all of Cs clients to be introduced
  * with their server "not syncing". We now send a PING immediately when receiving a new server
  * and then finish sync once we get a pong back from that server.
  */
 struct IRCDMessagePong : IRCDMessage
 {
 	IRCDMessagePong(Module *creator) : IRCDMessage(creator, "PONG", 0) { SetFlag(IRCDMESSAGE_SOFT_LIMIT); SetFlag(IRCDMESSAGE_REQUIRE_SERVER); }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		if (!source.GetServer()->IsSynced())
 			source.GetServer()->Sync(false);
 	}
 };
 
 struct IRCDMessageSASL : IRCDMessage
 {
 	IRCDMessageSASL(Module *creator) : IRCDMessage(creator, "SASL", 4) { SetFlag(IRCDMESSAGE_SOFT_LIMIT); SetFlag(IRCDMESSAGE_REQUIRE_SERVER); }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		size_t p = params[1].find('!');
 		if (!SASL::sasl || p == Anope::string::npos)
 			return;
 
 		SASL::Message m;
 		m.source = params[1];
 		m.target = params[0];
 		m.type = params[2];
 		m.data = params[3];
 		m.ext = params.size() > 4 ? params[4] : "";
 
 		SASL::sasl->ProcessMessage(m);
 	}
 };
 
 struct IRCDMessageSDesc : IRCDMessage
 {
 	IRCDMessageSDesc(Module *creator) : IRCDMessage(creator, "SDESC", 1) { SetFlag(IRCDMESSAGE_REQUIRE_SERVER); }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		source.GetServer()->SetDescription(params[0]);
 	}
 };
 
 struct IRCDMessageSetHost : IRCDMessage
 {
 	IRCDMessageSetHost(Module *creator) : IRCDMessage(creator, "SETHOST", 1) { SetFlag(IRCDMESSAGE_REQUIRE_USER); }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		User *u = source.GetUser();
 
 		/* When a user sets +x we receive the new host and then the mode change */
 		if (u->HasMode("CLOAK"))
 			u->SetDisplayedHost(params[0]);
 		else
 			u->SetCloakedHost(params[0]);
 	}
 };
 
 struct IRCDMessageSetIdent : IRCDMessage
 {
 	IRCDMessageSetIdent(Module *creator) : IRCDMessage(creator, "SETIDENT", 1) { SetFlag(IRCDMESSAGE_REQUIRE_USER); }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		User *u = source.GetUser();
 		u->SetVIdent(params[0]);
 	}
 };
 
 struct IRCDMessageSetName : IRCDMessage
 {
 	IRCDMessageSetName(Module *creator) : IRCDMessage(creator, "SETNAME", 1) { SetFlag(IRCDMESSAGE_REQUIRE_USER); }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		User *u = source.GetUser();
 		u->SetRealname(params[0]);
 	}
 };
 
 struct IRCDMessageServer : IRCDMessage
 {
 	IRCDMessageServer(Module *creator) : IRCDMessage(creator, "SERVER", 3) { SetFlag(IRCDMESSAGE_REQUIRE_SERVER); }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		unsigned int hops = Anope::string(params[1]).is_pos_number_only() ? convertTo<unsigned>(params[1]) : 0;
 
 		if (params[1].equals_cs("1"))
 		{
 			Anope::string desc;
 			spacesepstream(params[2]).GetTokenRemainder(desc, 1);
 
 			new Server(source.GetServer() == NULL ? Me : source.GetServer(), params[0], hops, desc);
 		}
 		else
 			new Server(source.GetServer(), params[0], hops, params[2]);
 
 		IRCD->SendPing(Me->GetName(), params[0]);
 	}
 };
 
 struct IRCDMessageSJoin : IRCDMessage
 {
 	IRCDMessageSJoin(Module *creator) : IRCDMessage(creator, "SJOIN", 3) { SetFlag(IRCDMESSAGE_REQUIRE_SERVER); SetFlag(IRCDMESSAGE_SOFT_LIMIT); }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		Anope::string modes;
 		if (params.size() >= 4)
 			for (unsigned i = 2; i < params.size() - 1; ++i)
 				modes += " " + params[i];
 		if (!modes.empty())
 			modes.erase(modes.begin());
 
 		std::list<Anope::string> bans, excepts, invites;
 		std::list<Message::Join::SJoinUser> users;
 
 		spacesepstream sep(params[params.size() - 1]);
 		Anope::string buf;
 		while (sep.GetToken(buf))
 		{
 			/* Ban */
 			if (buf[0] == '&')
 			{
 				buf.erase(buf.begin());
 				bans.push_back(buf);
 			}
 			/* Except */
 			else if (buf[0] == '"')
 			{
 				buf.erase(buf.begin());
 				excepts.push_back(buf);
 			}
 			/* Invex */
 			else if (buf[0] == '\'')
 			{
 				buf.erase(buf.begin());
 				invites.push_back(buf);
 			}
 			else
 			{
 				Message::Join::SJoinUser sju;
 
 				/* Get prefixes from the nick */
 				for (char ch; (ch = ModeManager::GetStatusChar(buf[0]));)
 				{
 					sju.first.AddMode(ch);
 					buf.erase(buf.begin());
 				}
 
 				sju.second = User::Find(buf);
 				if (!sju.second)
 				{
 					Log(LOG_DEBUG) << "SJOIN for nonexistent user " << buf << " on " << params[1];
 					continue;
 				}
 
 				users.push_back(sju);
 			}
 		}
 
 		time_t ts = Anope::string(params[0]).is_pos_number_only() ? convertTo<time_t>(params[0]) : Anope::CurTime;
 		Message::Join::SJoin(source, params[1], ts, modes, users);
 
 		if (!bans.empty() || !excepts.empty() || !invites.empty())
 		{
 			Channel *c = Channel::Find(params[1]);
 
 			if (!c || c->creation_time != ts)
 				return;
 
 			ChannelMode *ban = ModeManager::FindChannelModeByName("BAN"),
 				*except = ModeManager::FindChannelModeByName("EXCEPT"),
 				*invex = ModeManager::FindChannelModeByName("INVITEOVERRIDE");
 
 			if (ban)
 				for (std::list<Anope::string>::iterator it = bans.begin(), it_end = bans.end(); it != it_end; ++it)
 					c->SetModeInternal(source, ban, *it);
 			if (except)
 				for (std::list<Anope::string>::iterator it = excepts.begin(), it_end = excepts.end(); it != it_end; ++it)
 					c->SetModeInternal(source, except, *it);
 			if (invex)
 				for (std::list<Anope::string>::iterator it = invites.begin(), it_end = invites.end(); it != it_end; ++it)
 					c->SetModeInternal(source, invex, *it);
 		}
 	}
 };
 
 struct IRCDMessageTopic : IRCDMessage
 {
 	IRCDMessageTopic(Module *creator) : IRCDMessage(creator, "TOPIC", 4) { }
 
 	/*
 	**	source = sender prefix
 	**	parv[0] = channel name
 	**	parv[1] = topic nickname
 	**	parv[2] = topic time
 	**	parv[3] = topic text
 	*/
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		Channel *c = Channel::Find(params[0]);
 		if (c)
 			c->ChangeTopicInternal(source.GetUser(), params[1], params[3], Anope::string(params[2]).is_pos_number_only() ? convertTo<time_t>(params[2]) : Anope::CurTime);
 	}
 };
 
 
 struct IRCDMessageUmode2 : IRCDMessage
 {
 	IRCDMessageUmode2(Module *creator) : IRCDMessage(creator, "UMODE2", 1) { SetFlag(IRCDMESSAGE_REQUIRE_USER); }
 
 	void Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		source.GetUser()->SetModesInternal(source, "%s", params[0].c_str());
 	}
 };
 
 class ProtoUnreal : public Module
 {
 	UnrealIRCdProto ircd_proto;
 
 	/* Core message handlers */
 	Message::Away message_away;
 	Message::Error message_error;
 	Message::Invite message_invite;
 	Message::Join message_join;
 	Message::Kick message_kick;
 	Message::Kill message_kill, message_svskill;
 	Message::MOTD message_motd;
 	Message::Notice message_notice;
 	Message::Part message_part;
 	Message::Ping message_ping;
 	Message::Privmsg message_privmsg;
 	Message::Quit message_quit;
 	Message::SQuit message_squit;
 	Message::Stats message_stats;
 	Message::Time message_time;
 	Message::Version message_version;
 	Message::Whois message_whois;
 
 	/* Our message handlers */
 	IRCDMessageCapab message_capab;
 	IRCDMessageChgHost message_chghost;
 	IRCDMessageChgIdent message_chgident;
 	IRCDMessageChgName message_chgname;
 	IRCDMessageMode message_mode, message_svsmode, message_svs2mode;
 	IRCDMessageNetInfo message_netinfo;
 	IRCDMessageNick message_nick;
 	IRCDMessagePong message_pong;
 	IRCDMessageSASL message_sasl;
 	IRCDMessageSDesc message_sdesc;
 	IRCDMessageSetHost message_sethost;
 	IRCDMessageSetIdent message_setident;
 	IRCDMessageSetName message_setname;
 	IRCDMessageServer message_server;
 	IRCDMessageSJoin message_sjoin;
 	IRCDMessageTopic message_topic;
 	IRCDMessageUmode2 message_umode2;
 
 	bool use_server_side_mlock;
 
 	void AddModes()
 	{
 		ModeManager::AddChannelMode(new ChannelModeStatus("VOICE", 'v', '+', 0));
 		ModeManager::AddChannelMode(new ChannelModeStatus("HALFOP", 'h', '%', 1));
 		ModeManager::AddChannelMode(new ChannelModeStatus("OP", 'o', '@', 2));
 		/* Unreal sends +q as * and +a as ~ */
 		ModeManager::AddChannelMode(new ChannelModeStatus("PROTECT", 'a', '~', 3));
 		ModeManager::AddChannelMode(new ChannelModeStatus("OWNER", 'q', '*', 4));
 
 		/* Add user modes */
 		ModeManager::AddUserMode(new UserModeOperOnly("SERV_ADMIN", 'A'));
 		ModeManager::AddUserMode(new UserMode("BOT", 'B'));
 		ModeManager::AddUserMode(new UserModeOperOnly("CO_ADMIN", 'C'));
 		ModeManager::AddUserMode(new UserMode("CENSOR", 'G'));
 		ModeManager::AddUserMode(new UserModeOperOnly("HIDEOPER", 'H'));
 		ModeManager::AddUserMode(new UserModeOperOnly("HIDEIDLE", 'I'));
 		ModeManager::AddUserMode(new UserModeOperOnly("NETADMIN", 'N'));
 		ModeManager::AddUserMode(new UserMode("REGPRIV", 'R'));
 		ModeManager::AddUserMode(new UserModeOperOnly("PROTECTED", 'S'));
 		ModeManager::AddUserMode(new UserMode("NOCTCP", 'T'));
 		ModeManager::AddUserMode(new UserMode("WEBTV", 'V'));
 		ModeManager::AddUserMode(new UserModeOperOnly("WHOIS", 'W'));
 		ModeManager::AddUserMode(new UserModeOperOnly("ADMIN", 'a'));
 		ModeManager::AddUserMode(new UserMode("DEAF", 'd'));
 		ModeManager::AddUserMode(new UserModeOperOnly("GLOBOPS", 'g'));
 		ModeManager::AddUserMode(new UserModeOperOnly("HELPOP", 'h'));
 		ModeManager::AddUserMode(new UserMode("INVIS", 'i'));
 		ModeManager::AddUserMode(new UserModeOperOnly("OPER", 'o'));
 		ModeManager::AddUserMode(new UserMode("PRIV", 'p'));
 		ModeManager::AddUserMode(new UserModeOperOnly("GOD", 'q'));
 		ModeManager::AddUserMode(new UserModeNoone("REGISTERED", 'r'));
 		ModeManager::AddUserMode(new UserModeOperOnly("SNOMASK", 's'));
 		ModeManager::AddUserMode(new UserModeNoone("VHOST", 't'));
 		ModeManager::AddUserMode(new UserMode("WALLOPS", 'w'));
 		ModeManager::AddUserMode(new UserMode("CLOAK", 'x'));
 		ModeManager::AddUserMode(new UserModeNoone("SSL", 'z'));
 	}
 
  public:
 	ProtoUnreal(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, PROTOCOL | VENDOR),
 		ircd_proto(this),
 		message_away(this), message_error(this), message_invite(this), message_join(this), message_kick(this),
 		message_kill(this), message_svskill(this, "SVSKILL"), message_motd(this), message_notice(this), message_part(this), message_ping(this),
 		message_privmsg(this), message_quit(this), message_squit(this), message_stats(this), message_time(this),
 		message_version(this), message_whois(this),
 
 		message_capab(this), message_chghost(this), message_chgident(this), message_chgname(this), message_mode(this, "MODE"),
 		message_svsmode(this, "SVSMODE"), message_svs2mode(this, "SVS2MODE"), message_netinfo(this), message_nick(this), message_pong(this),
 		message_sasl(this), message_sdesc(this), message_sethost(this), message_setident(this), message_setname(this), message_server(this),
 		message_sjoin(this), message_topic(this), message_umode2(this)
 	{
 
 		this->AddModes();
 	}
 
 	void Prioritize() anope_override
 	{
 		ModuleManager::SetPriority(this, PRIORITY_FIRST);
 	}
 
 	void OnReload(Configuration::Conf *conf) anope_override
 	{
 		use_server_side_mlock = conf->GetModule(this)->Get<bool>("use_server_side_mlock");
 	}
 
 	void OnUserNickChange(User *u, const Anope::string &) anope_override
 	{
 		u->RemoveModeInternal(Me, ModeManager::FindUserModeByName("REGISTERED"));
 		if (Servers::Capab.count("ESVID") == 0)
 			IRCD->SendLogout(u);
 	}
 
 	void OnChannelSync(Channel *c) anope_override
 	{
 		if (!c->ci)
 			return;
 
 		ModeLocks *modelocks = c->ci->GetExt<ModeLocks>("modelocks");
 		if (use_server_side_mlock && Servers::Capab.count("MLOCK") > 0 && modelocks)
 		{
 			Anope::string modes = modelocks->GetMLockAsString(false).replace_all_cs("+", "").replace_all_cs("-", "");
 			UplinkSocket::Message(Me) << "MLOCK " << static_cast<long>(c->creation_time) << " " << c->ci->name << " " << modes;
 		}
 	}
 
 	void OnChanRegistered(ChannelInfo *ci) anope_override
 	{
 		ModeLocks *modelocks = ci->GetExt<ModeLocks>("modelocks");
 		if (!ci->c || !use_server_side_mlock || !modelocks || !Servers::Capab.count("MLOCK"))
 			return;
 		Anope::string modes = modelocks->GetMLockAsString(false).replace_all_cs("+", "").replace_all_cs("-", "");
 		UplinkSocket::Message(Me) << "MLOCK " << static_cast<long>(ci->c->creation_time) << " " << ci->name << " " << modes;
 	}
 
 	void OnDelChan(ChannelInfo *ci) anope_override
 	{
 		if (!ci->c || !use_server_side_mlock || !Servers::Capab.count("MLOCK"))
 			return;
 		UplinkSocket::Message(Me) << "MLOCK " << static_cast<long>(ci->c->creation_time) << " " << ci->name << " :";
 	}
 
 	EventReturn OnMLock(ChannelInfo *ci, ModeLock *lock) anope_override
 	{
 		ModeLocks *modelocks = ci->GetExt<ModeLocks>("modelocks");
 		ChannelMode *cm = ModeManager::FindChannelModeByName(lock->name);
 		if (use_server_side_mlock && cm && modelocks && ci->c && (cm->type == MODE_REGULAR || cm->type == MODE_PARAM) && Servers::Capab.count("MLOCK") > 0)
 		{
 			Anope::string modes = modelocks->GetMLockAsString(false).replace_all_cs("+", "").replace_all_cs("-", "") + cm->mchar;
 			UplinkSocket::Message(Me) << "MLOCK " << static_cast<long>(ci->c->creation_time) << " " << ci->name << " " << modes;
 		}
 
 		return EVENT_CONTINUE;
 	}
 
 	EventReturn OnUnMLock(ChannelInfo *ci, ModeLock *lock) anope_override
 	{
 		ModeLocks *modelocks = ci->GetExt<ModeLocks>("modelocks");
 		ChannelMode *cm = ModeManager::FindChannelModeByName(lock->name);
 		if (use_server_side_mlock && cm && modelocks && ci->c && (cm->type == MODE_REGULAR || cm->type == MODE_PARAM) && Servers::Capab.count("MLOCK") > 0)
 		{
 			Anope::string modes = modelocks->GetMLockAsString(false).replace_all_cs("+", "").replace_all_cs("-", "").replace_all_cs(cm->mchar, "");
 			UplinkSocket::Message(Me) << "MLOCK " << static_cast<long>(ci->c->creation_time) << " " << ci->name << " " << modes;
 		}
 
 		return EVENT_CONTINUE;
 	}
 };
 
 MODULE_INIT(ProtoUnreal)

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