inspircd-ts6.h

Go to the documentation of this file.

/* Inspircd 1.2+ generic TS6 functions
 *
 * (C) 2003-2012 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.
 */

class ChannelModeFlood : public ChannelModeParam
{
 public:
        ChannelModeFlood(char modeChar, bool minusNoArg) : ChannelModeParam(CMODE_FLOOD, modeChar, minusNoArg) { }

        bool IsValid(const Anope::string &value) const anope_override
        {
                try
                {
                        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;
                }
                catch (const ConvertException &) { }

                return false;
        }
};

class InspIRCdTS6Proto : public IRCDProto
{
 private:
        void SendChgIdentInternal(const Anope::string &nick, const Anope::string &vIdent)
        {
                if (!has_chgidentmod)
                        Log() << "CHGIDENT not loaded!";
                else
                        UplinkSocket::Message(findbot(Config->HostServ)) << "CHGIDENT " << nick << " " << vIdent;
        }

        void SendChgHostInternal(const Anope::string &nick, const Anope::string &vhost)
        {
                if (!has_chghostmod)
                        Log() << "CHGHOST not loaded!";
                else
                        UplinkSocket::Message(Me) << "CHGHOST " << nick << " " << vhost;
        }

        void SendAddLine(const Anope::string &type, const Anope::string &mask, time_t duration, const Anope::string &addedby, const Anope::string &reason)
        {
                UplinkSocket::Message(Me) << "ADDLINE " << type << " " << mask << " " << addedby << " " << Anope::CurTime << " " << duration << " :" << reason;
        }

        void SendDelLine(const Anope::string &type, const Anope::string &mask)
        {
                UplinkSocket::Message(Me) << "DELLINE " << type << " " << mask;
        }

 protected:
        InspIRCdTS6Proto(const Anope::string &name) : IRCDProto(name)
        {
                DefaultPseudoclientModes = "+I";
                CanSVSNick = true;
                CanSetVHost = true;
                CanSetVIdent = true;
                CanSQLine = true;
                CanSZLine = true;
                CanSVSHold = true;
                CanCertFP = true;
                RequiresID = true;
                MaxModes = 20;
        }

        void SendGlobalNotice(const BotInfo *bi, const Server *dest, const Anope::string &msg) anope_override
        {
                UplinkSocket::Message(bi) << "NOTICE $" << dest->GetName() << " :" << msg;
        }

        void SendGlobalPrivmsg(const BotInfo *bi, const Server *dest, const Anope::string &msg) anope_override
        {
                UplinkSocket::Message(bi) << "PRIVMSG $" << dest->GetName() << " :" << msg;
        }

        void SendAkillDel(const XLine *x) anope_override
        {
                /* InspIRCd may support regex bans */
                if (x->IsRegex() && has_rlinemod)
                {
                        Anope::string mask = x->Mask;
                        size_t h = x->Mask.find('#');
                        if (h != Anope::string::npos)
                                mask = mask.replace(h, 1, ' ');
                        SendDelLine("R", mask);
                        return;
                }
                else if (x->IsRegex() || x->HasNickOrReal())
                        return;

                SendDelLine("G", x->Mask);
        }

        void SendTopic(BotInfo *whosets, Channel *c) anope_override
        {
                if (has_svstopic_topiclock)
                {
                        UplinkSocket::Message(c->ci->WhoSends()) << "SVSTOPIC " << c->name << " " << c->topic_ts << " " << c->topic_setter << " :" << c->topic;
                }
                else
                {
                        /* If the last time a topic was set is after the TS we want for this topic we must bump this topic's timestamp to now */
                        time_t ts = c->topic_ts;
                        if (c->topic_time > ts)
                                ts = Anope::CurTime;
                        /* But don't modify c->topic_ts, it should remain set to the real TS we want as ci->last_topic_time pulls from it */
                        UplinkSocket::Message(whosets) << "FTOPIC " << c->name << " " << ts << " " << c->topic_setter << " :" << c->topic;
                }
        }

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

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

        void SendAkill(User *u, 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;

                const BotInfo *bi = findbot(Config->OperServ);
                /* InspIRCd may support regex bans, if they do we can send this and forget about it */
                if (x->IsRegex() && has_rlinemod)
                {
                        Anope::string mask = x->Mask;
                        size_t h = x->Mask.find('#');
                        if (h != Anope::string::npos)
                                mask = mask.replace(h, 1, ' ');
                        SendAddLine("R", mask, timeleft, x->By, x->GetReason());
                        return;
                }
                else 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 */
                        x = new XLine("*@" + u->host, old->By, old->Expires, old->Reason, old->UID);
                        old->manager->AddXLine(x);

                        Log(bi, "akill") << "AKILL: Added an akill for " << x->Mask << " because " << u->GetMask() << "#" << u->realname << " matches " << old->Mask;
                }

                /* ZLine if we can instead */
                try
                {
                        if (x->GetUser() == "*")
                        {
                                sockaddrs(x->GetHost());
                                ircdproto->SendSZLine(u, x);
                                return;
                        }
                }
                catch (const SocketException &) { }
                SendAddLine("G", x->GetUser() + "@" + x->GetHost(), timeleft, x->By, x->GetReason());
        }

        void SendNumericInternal(int numeric, const Anope::string &dest, const Anope::string &buf) anope_override
        {
                UplinkSocket::Message() << "PUSH " << dest << " ::" << Me->GetName() << " " << numeric << " " << dest << " " << buf;
        }

        void SendModeInternal(const BotInfo *source, const Channel *dest, const Anope::string &buf) anope_override
        {
                UplinkSocket::Message(source) << "FMODE " << dest->name << " " << dest->creation_time << " " << buf;
        }

        void SendModeInternal(const BotInfo *bi, const User *u, const Anope::string &buf) anope_override
        {
                UplinkSocket::Message(bi) << "MODE " << u->GetUID() << " " << buf;
        }

        void SendClientIntroduction(const User *u) anope_override
        {
                Anope::string modes = "+" + u->GetModes();
                UplinkSocket::Message(Me) << "UID " << u->GetUID() << " " << u->timestamp << " " << u->nick << " " << u->host << " " << u->host << " " << u->GetIdent() << " 0.0.0.0 " << u->timestamp << " " << modes << " :" << u->realname;
        }

        /* SERVER services-dev.chatspike.net password 0 :Description here */
        void SendServer(const Server *server) anope_override
        {
                UplinkSocket::Message() << "SERVER " << server->GetName() << " " << Config->Uplinks[CurrentUplink]->password << " " << server->GetHops() << " " << server->GetSID() << " :" << server->GetDescription();
        }

        /* JOIN */
        void SendJoin(const User *user, Channel *c, const ChannelStatus *status) anope_override
        {
                UplinkSocket::Message(Me) << "FJOIN " << c->name << " " << c->creation_time << " +" << c->GetModes(true, true) << " :," << user->GetUID();
                /* Note that we can send this with the FJOIN but choose not to
                 * because the mode stacker will handle this and probably will
                 * merge these modes with +nrt and other mlocked modes
                 */
                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.
                         */
                        UserContainer *uc = c->FindUser(user);
                        if (uc != NULL)
                                uc->Status->ClearFlags();

                        BotInfo *setter = findbot(user->nick);
                        for (unsigned i = 0; i < ModeManager::ChannelModes.size(); ++i)
                                if (cs.HasFlag(ModeManager::ChannelModes[i]->Name))
                                        c->SetMode(setter, ModeManager::ChannelModes[i], user->GetUID(), false);
                }
        }

        /* UNSQLINE */
        void SendSQLineDel(const XLine *x) anope_override
        {
                SendDelLine("Q", x->Mask);
        }

        /* SQLINE */
        void SendSQLine(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;
                SendAddLine("Q", x->Mask, timeleft, x->By, x->GetReason());
        }

        /* Functions that use serval cmd functions */

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

        void SendConnect() anope_override
        {
                SendServer(Me);
                UplinkSocket::Message(Me) << "BURST";
                Module *enc = ModuleManager::FindFirstOf(ENCRYPTION);
                UplinkSocket::Message(Me) << "VERSION :Anope-" << Anope::Version() << " " << Config->ServerName << " :" << ircdproto->GetProtocolName() << " - (" << (enc ? enc->name : "unknown") << ") -- " << Anope::VersionBuildString();
        }

        /* SVSHOLD - set */
        void SendSVSHold(const Anope::string &nick) anope_override
        {
                const BotInfo *bi = findbot(Config->NickServ);
                if (bi)
                        UplinkSocket::Message(bi) << "SVSHOLD " << nick << " " << Config->NSReleaseTimeout << " :Being held for registered user";
        }

        /* SVSHOLD - release */
        void SendSVSHoldDel(const Anope::string &nick) anope_override
        {
                const BotInfo *bi = findbot(Config->NickServ);
                if (bi)
                        UplinkSocket::Message(bi) << "SVSHOLD " << nick;
        }

        /* UNSZLINE */
        void SendSZLineDel(const XLine *x) anope_override
        {
                SendDelLine("Z", x->GetHost());
        }

        /* 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;
                SendAddLine("Z", x->GetHost(), timeleft, x->By, x->GetReason());
        }

        void SendSVSJoin(const BotInfo *source, const Anope::string &nick, const Anope::string &chan, const Anope::string &) anope_override
        {
                User *u = finduser(nick);
                UplinkSocket::Message(source) << "SVSJOIN " << u->GetUID() << " " << chan;
        }

        void SendSWhois(const BotInfo *, const Anope::string &who, const Anope::string &mask) anope_override
        {
                User *u = finduser(who);

                UplinkSocket::Message(Me) << "METADATA " << u->GetUID() << " swhois :" << mask;
        }

        void SendBOB() anope_override
        {
                UplinkSocket::Message(Me) << "BURST " << Anope::CurTime;
        }

        void SendEOB() anope_override
        {
                UplinkSocket::Message(Me) << "ENDBURST";
        }

        void SendGlobopsInternal(const BotInfo *source, const Anope::string &buf)
        {
                if (has_globopsmod)
                        UplinkSocket::Message(source) << "SNONOTICE g :" << buf;
                else
                        UplinkSocket::Message(source) << "SNONOTICE A :" << buf;
        }

        void SendLogin(User *u) anope_override
        {
                if (!u->Account() || u->Account()->HasFlag(NI_UNCONFIRMED))
                        return;

                UplinkSocket::Message(Me) << "METADATA " << u->GetUID() << " accountname :" << u->Account()->display;
        }

        void SendLogout(User *u) anope_override
        {
                UplinkSocket::Message(Me) << "METADATA " << u->GetUID() << " accountname :";
        }

        void SendChannel(Channel *c) anope_override
        {
                UplinkSocket::Message(Me) << "FJOIN " << c->name << " " << c->creation_time << " +" << c->GetModes(true, true) << " :";
        }

        bool IsNickValid(const Anope::string &nick) anope_override
        {
                /* InspIRCd, like TS6, uses UIDs on collision, so... */
                if (isdigit(nick[0]))
                        return false;

                return true;
        }

        void SendOper(User *u) anope_override
        {
        }
};

struct IRCDMessageEndburst : IRCDMessage
{
        IRCDMessageEndburst() : IRCDMessage("ENDBURST", 0) { SetFlag(IRCDMESSAGE_REQUIRE_SERVER); }

        bool Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
        {
                Server *s = source.GetServer();

                Log(LOG_DEBUG) << "Processed ENDBURST for " << s->GetName();

                s->Sync(true);
                return true;
        }
};

struct IRCDMessageFHost : IRCDMessage
{
        IRCDMessageFHost(const Anope::string &n) : IRCDMessage(n, 1) { SetFlag(IRCDMESSAGE_REQUIRE_USER); }

        bool Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
        {
                source.GetUser()->SetDisplayedHost(params[0]);
                return true;
        }
};

struct IRCDMessageFJoin : IRCDMessage
{
        IRCDMessageFJoin() : IRCDMessage("FJOIN", 2) { SetFlag(IRCDMESSAGE_REQUIRE_SERVER); SetFlag(IRCDMESSAGE_SOFT_LIMIT); }

        bool Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
        {
                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();
                }
                /* 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 FJOIN string contains modes */
                if (keep_their_modes && params.size() >= 3)
                {
                        Anope::string modes;
                        for (unsigned i = 2; i < params.size() - 1; ++i)
                                modes += " " + params[i];
                        if (!modes.empty())
                                modes.erase(modes.begin());
                        /* Set the modes internally */
                        c->SetModesInternal(source, modes);
                }

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

                        /* Loop through prefixes and find modes for them */
                        while (buf[0] != ',')
                        {
                                ChannelMode *cm = ModeManager::FindChannelModeByChar(buf[0]);
                                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);
                        }
                        buf.erase(buf.begin());

                        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(source, *it, buf);

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

                        /* 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;
        }
};

struct IRCDMessageFMode : IRCDMessage
{
        IRCDMessageFMode() : IRCDMessage("FMODE", 3) { SetFlag(IRCDMESSAGE_SOFT_LIMIT); }

        bool Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
        {
                /* :source FMODE #test 12345678 +nto foo */

                Anope::string modes = params[2];
                for (unsigned n = 3; n < params.size(); ++n)
                        modes += " " + params[n];

                Channel *c = findchan(params[0]);
                time_t ts;

                try
                {
                        ts = convertTo<time_t>(params[1]);
                }
                catch (const ConvertException &)
                {
                        ts = 0;
                }

                if (c)
                        c->SetModesInternal(source, modes, ts);

                return true;
        }
};

struct IRCDMessageFTopic : IRCDMessage
{
        IRCDMessageFTopic() : IRCDMessage("FTOPIC", 4) { }

        bool Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
        {
                /* :source FTOPIC channel topicts setby :topic */

                Channel *c = findchan(params[0]);
                if (c)
                        c->ChangeTopicInternal(params[2], params[3], Anope::string(params[1]).is_pos_number_only() ? convertTo<time_t>(params[1]) : Anope::CurTime);

                return true;
        }
};

struct IRCDMessageIdle : IRCDMessage
{
        IRCDMessageIdle() : IRCDMessage("IDLE", 1) { }

        bool Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
        {
                const BotInfo *bi = findbot(params[0]);
                if (bi)
                        UplinkSocket::Message(bi) << "IDLE " << source.GetSource() << " " << start_time << " " << (Anope::CurTime - bi->lastmsg);
                return true;
        }
};

/*
 *   source     = numeric of the sending server
 *   params[0]  = uuid
 *   params[1]  = metadata name
 *   params[2]  = data
 */
struct IRCDMessageMetadata : IRCDMessage
{
        IRCDMessageMetadata() : IRCDMessage("METADATA", 3) { SetFlag(IRCDMESSAGE_REQUIRE_SERVER); }

        bool Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
        {
                if (isdigit(params[0][0]))
                {
                        if (params[1].equals_cs("accountname"))
                        {
                                User *u = finduser(params[0]);
                                NickCore *nc = findcore(params[2]);
                                if (u && nc)
                                {
                                        u->Login(nc);

                                        const BotInfo *bi = findbot(Config->NickServ);
                                        const NickAlias *user_na = findnick(u->nick);
                                        if (!Config->NoNicknameOwnership && nickserv && user_na && user_na->nc == nc && user_na->nc->HasFlag(NI_UNCONFIRMED) == false)
                                                u->SetMode(bi, UMODE_REGISTERED);

                                        /* Sometimes a user connects, we send them the usual "this nickname is registered" mess (if
                                         * their server isn't syncing) and then we receive this.. so tell them about it.
                                         */
                                        if (u->server->IsSynced() && bi)
                                                u->SendMessage(bi, _("You have been logged in as \2%s\2."), nc->display.c_str());
                                }
                        }

                        /*
                         *   possible incoming ssl_cert messages:
                         *   Received: :409 METADATA 409AAAAAA ssl_cert :vTrSe c38070ce96e41cc144ed6590a68d45a6 <...> <...>
                         *   Received: :409 METADATA 409AAAAAC ssl_cert :vTrSE Could not get peer certificate: error:00000000:lib(0):func(0):reason(0)
                         */
                        else if (params[1].equals_cs("ssl_cert"))
                        {
                                User *u = finduser(params[0]);
                                if (!u)
                                        return true;
                                std::string data = params[2].c_str();
                                size_t pos1 = data.find(' ') + 1;
                                size_t pos2 = data.find(' ', pos1);
                                if ((pos2 - pos1) >= 32) // inspircd supports md5 and sha1 fingerprint hashes -> size 32 or 40 bytes.
                                {
                                        u->fingerprint = data.substr(pos1, pos2 - pos1);
                                        FOREACH_MOD(I_OnFingerprint, OnFingerprint(u));
                                }
                        }
                }
                else if (params[0][0] == '#')
                {
                }
                else if (params[0] == "*")
                {
                        // Wed Oct  3 15:40:27 2012: S[14] O :20D METADATA * modules :-m_svstopic.so

                        if (params[1].equals_cs("modules") && !params[2].empty())
                        {
                                // only interested when it comes from our uplink
                                Server* server = source.GetServer();
                                if (!server || server->GetUplink() != Me)
                                        return true;

                                bool plus = (params[2][0] == '+');
                                if (!plus && params[2][0] != '-')
                                        return true;

                                bool required = false;
                                Anope::string module = params[2].substr(1);

                                if (module.equals_cs("m_services_account.so"))
                                        required = true;
                                else if (module.equals_cs("m_hidechans.so"))
                                        required = true;
                                else if (module.equals_cs("m_chghost.so"))
                                        has_chghostmod = plus;
                                else if (module.equals_cs("m_chgident.so"))
                                        has_chgidentmod = plus;
                                else if (module.equals_cs("m_svshold.so"))
                                        ircdproto->CanSVSHold = plus;
                                else if (module.equals_cs("m_rline.so"))
                                        has_rlinemod = plus;
                                else if (module.equals_cs("m_topiclock.so"))
                                        has_svstopic_topiclock = plus;
                                else
                                        return true;

                                if (required)
                                {
                                        if (!plus)
                                                Log() << "Warning: InspIRCd unloaded module " << module << ", Anope won't function correctly without it";
                                }
                                else
                                {
                                        Log() << "InspIRCd " << (plus ? "loaded" : "unloaded") << " module " << module << ", adjusted functionality";
                                }

                        }
                }

                return true;
        }
};

struct IRCDMessageMode : IRCDMessage
{
        IRCDMessageMode() : IRCDMessage("MODE", 2) { SetFlag(IRCDMESSAGE_SOFT_LIMIT); }

        bool Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
        {
                if (ircdproto->IsChannelValid(params[0]))
                {
                        Channel *c = findchan(params[0]);

                        Anope::string modes = params[1];
                        for (unsigned n = 2; n < params.size(); ++n)
                                modes += " " + params[n];

                        if (c)
                                c->SetModesInternal(source, modes);
                }
                else
                {
                        /* InspIRCd lets opers change another
                           users modes, we have to kludge this
                           as it slightly breaks RFC1459
                         */
                        User *u = source.GetUser();
                        // This can happen with server-origin modes.
                        if (!u)
                                u = finduser(params[0]);
                        // if it's still null, drop it like fire.
                        // most likely situation was that server introduced a nick which we subsequently akilled
                        if (u)
                                u->SetModesInternal("%s", params[1].c_str());
                }

                return true;
        }
};

struct IRCDMessageNick : IRCDMessage
{
        IRCDMessageNick() : IRCDMessage("NICK", 2) { SetFlag(IRCDMESSAGE_REQUIRE_USER); }

        bool Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
        {
                source.GetUser()->ChangeNick(params[0]);
                return true;
        }
};

struct IRCDMessageOperType : IRCDMessage
{
        IRCDMessageOperType() : IRCDMessage("OPERTYPE", 0) { SetFlag(IRCDMESSAGE_SOFT_LIMIT); SetFlag(IRCDMESSAGE_REQUIRE_USER); }

        bool Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
        {
                /* opertype is equivalent to mode +o because servers
                   dont do this directly */
                User *u = source.GetUser();
                if (!u->HasMode(UMODE_OPER))
                        u->SetModesInternal("+o");

                return true;
        }
};

struct IRCDMessageRSQuit : IRCDMessage
{
        IRCDMessageRSQuit() : IRCDMessage("RSQUIT", 1) { }

        bool Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
        {
                Server *s = Server::Find(params[0]);
                if (!s)
                        return true;

                /* On InspIRCd we must send a SQUIT when we recieve RSQUIT for a server we have juped */
                if (s->HasFlag(SERVER_JUPED))
                        UplinkSocket::Message(Me) << "SQUIT " << s->GetSID() << " :" << (params.size() > 1 ? params[1].c_str() : "");

                FOREACH_MOD(I_OnServerQuit, OnServerQuit(s));

                s->Delete(s->GetName() + " " + s->GetUplink()->GetName());

                return true;
        }
};

struct IRCDMessageServer : IRCDMessage
{
        IRCDMessageServer() : IRCDMessage("SERVER", 5) { SetFlag(IRCDMESSAGE_REQUIRE_SERVER); }

        /*
         * [Nov 04 00:08:46.308435 2009] debug: Received: SERVER irc.inspircd.com pass 0 964 :Testnet Central!
         * 0: name
         * 1: pass
         * 2: hops
         * 3: numeric
         * 4: desc
         */
        bool Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
        {
                unsigned int hops = Anope::string(params[2]).is_pos_number_only() ? convertTo<unsigned>(params[2]) : 0;
                new Server(source.GetServer() == NULL ? Me : source.GetServer(), params[0], hops, params[4], params[3]);
                return true;
        }
};

struct IRCDMessageTime : IRCDMessage
{
        IRCDMessageTime() : IRCDMessage("TIME", 2) { }

        bool Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
        {
                UplinkSocket::Message(Me) << "TIME " << source.GetSource() << " " << params[1] << " " << Anope::CurTime;
                return true;
        }
};

struct IRCDMessageUID : IRCDMessage
{
        IRCDMessageUID() : IRCDMessage("UID", 8) { SetFlag(IRCDMESSAGE_REQUIRE_SERVER); SetFlag(IRCDMESSAGE_SOFT_LIMIT); }

        /*
         * [Nov 03 22:09:58.176252 2009] debug: Received: :964 UID 964AAAAAC 1225746297 w00t2 localhost testnet.user w00t 127.0.0.1 1225746302 +iosw +ACGJKLNOQcdfgjklnoqtx :Robin Burchell <w00t@inspircd.org>
         * 0: uid
         * 1: ts
         * 2: nick
         * 3: host
         * 4: dhost
         * 5: ident
         * 6: ip
         * 7: signon
         * 8+: modes and params -- IMPORTANT, some modes (e.g. +s) may have parameters. So don't assume a fixed position of realname!
         * last: realname
         */
        bool Run(MessageSource &source, const std::vector<Anope::string> &params) anope_override
        {
                time_t ts = convertTo<time_t>(params[1]);

                Anope::string modes = params[8];
                for (unsigned i = 9; i < params.size() - 1; ++i)
                        modes += " " + params[i];

                User *u = new User(params[2], params[5], params[3], params[4], params[6], source.GetServer(), params[params.size() - 1], ts, modes, params[0]);
                if (u->server->IsSynced() && nickserv)
                        nickserv->Validate(u);

                return true;
        }
};