Drop support for Bahamut as it has no non-DALnet users.

Closes #438.

5 files changed, 1 insertions, 573 deletions

diff --git a/data/anope.example.conf b/data/anope.example.conf
index e8e587b97..ca7c70a20 100644
--- a/data/anope.example.conf
+++ b/data/anope.example.conf
@@ -259,7 +259,6 @@ serverinfo
  * You MUST modify this to match the IRCd you run.
  *
  * Supported:
- *  - bahamut
  *  - hybrid
  *  - inspircd
  *  - ngircd
diff --git a/data/stats.standalone.example.conf b/data/stats.standalone.example.conf
index a85099529..c769201b1 100644
--- a/data/stats.standalone.example.conf
+++ b/data/stats.standalone.example.conf
@@ -256,7 +256,6 @@ serverinfo
  * You MUST modify this to match the IRCd you run.
  *
  * Supported:
- *  - bahamut
  *  - hybrid
  *  - inspircd
  *  - ngircd
diff --git a/docs/README b/docs/README
index 09ce8e0bf..916d7b4f8 100644
--- a/docs/README
+++ b/docs/README
@@ -166,7 +166,6 @@ Table of Contents
 
     Anope currently works with:
 
-        * Bahamut 2.0 or later
         * InspIRCd 3 or later
         * ircd-hybrid 8.2.34 or later
         * ircd-ratbox 3 or later
diff --git a/modules/database/db_atheme.cpp b/modules/database/db_atheme.cpp
index 2eb8642aa..950432d10 100644
--- a/modules/database/db_atheme.cpp
+++ b/modules/database/db_atheme.cpp
@@ -286,22 +286,7 @@ private:
 			data->mlocks.emplace_back("REGISTERED", set);
 
 		// Atheme also supports per-ircd values here (ew).
-		if (IRCD->owner->name == "bahamut")
-		{
-			if (locks & 0x1000u)
-				data->mlocks.emplace_back("BLOCKCOLOR", set);
-			if (locks & 0x2000u)
-				data->mlocks.emplace_back("REGMODERATED", set);
-			if (locks & 0x4000u)
-				data->mlocks.emplace_back("REGISTEREDONLY", set);
-			if (locks & 0x8000u)
-				data->mlocks.emplace_back("OPERONLY", set);
-
-			// Anope doesn't recognise the following Bahamut modes currently:
-			// - 0x10000u ('A')
-			// - 0x20000u ('P')
-		}
-		else if (IRCD->owner->name == "inspircd")
+		if (IRCD->owner->name == "inspircd")
 		{
 			if (locks & 0x1000u)
 				data->mlocks.emplace_back("BLOCKCOLOR", set);
diff --git a/modules/protocol/bahamut.cpp b/modules/protocol/bahamut.cpp
deleted file mode 100644
index 39ae522f3..000000000
--- a/modules/protocol/bahamut.cpp
+++ /dev/null
@@ -1,554 +0,0 @@
-/* Bahamut functions
- *
- * (C) 2003-2025 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"
-
-class ChannelModeFlood final
-	: public ChannelModeParam
-{
-public:
-	ChannelModeFlood(char modeChar, bool minusNoArg) : ChannelModeParam("FLOOD", modeChar, minusNoArg) { }
-
-	bool IsValid(Anope::string &value) const override
-	{
-		if (value.empty() || value[0] == ':')
-			return false;
-
-		Anope::string rest;
-		auto num1 = Anope::Convert<int>(value[0] == '*' ? value.substr(1) : value, 0, &rest);
-		if (num1 <= 0 || rest[0] != ':' || rest.length() <= 1)
-			return false;
-
-		return Anope::Convert<int>(rest.substr(1), 0, &rest) > 0 && rest.empty();
-	}
-};
-
-class BahamutIRCdProto final
-	: public IRCDProto
-{
-public:
-	BahamutIRCdProto(Module *creator) : IRCDProto(creator, "Bahamut 2+")
-	{
-		DefaultPseudoclientModes = "+";
-		CanSVSNick = true;
-		CanSVSNOOP = true;
-		CanSNLine = true;
-		CanSQLine = true;
-		CanSQLineChannel = true;
-		CanSZLine = true;
-		CanSVSHold = true;
-		MaxModes = 60;
-	}
-
-	void SendModeInternal(const MessageSource &source, Channel *chan, const Anope::string &modes, const std::vector<Anope::string> &values) override
-	{
-		auto params = values;
-		params.insert(params.begin(), { chan->name, Anope::ToString(chan->created), modes });
-		Uplink::SendInternal({}, source, "MODE", params);
-	}
-
-	void SendModeInternal(const MessageSource &source, User *u, const Anope::string &modes, const std::vector<Anope::string> &values) override
-	{
-		auto params = values;
-		params.insert(params.begin(), { u->nick, Anope::ToString(u->timestamp), modes });
-		Uplink::SendInternal({}, source, "SVSMODE", params);
-	}
-
-	void SendGlobalNotice(BotInfo *bi, const Server *dest, const Anope::string &msg) override
-	{
-		Uplink::Send(bi, "NOTICE", "$" + dest->GetName(), msg);
-	}
-
-	void SendGlobalPrivmsg(BotInfo *bi, const Server *dest, const Anope::string &msg) override
-	{
-		Uplink::Send(bi, "PRIVMSG", "$" + dest->GetName(), msg);
-	}
-
-	/* SVSHOLD - set */
-	void SendSVSHold(const Anope::string &nick, time_t time) override
-	{
-		Uplink::Send("SVSHOLD", nick, time, "Being held for a registered user");
-	}
-
-	/* SVSHOLD - release */
-	void SendSVSHoldDel(const Anope::string &nick) override
-	{
-		Uplink::Send("SVSHOLD", nick, 0);
-	}
-
-	/* SQLINE */
-	void SendSQLine(User *, const XLine *x) override
-	{
-		Uplink::Send("SQLINE", x->mask, x->reason);
-	}
-
-	/* UNSLINE */
-	void SendSGLineDel(const XLine *x) override
-	{
-		Uplink::Send("UNSGLINE", 0, x->mask);
-	}
-
-	/* UNSZLINE */
-	void SendSZLineDel(const XLine *x) override
-	{
-		Uplink::Send("RAKILL", x->GetHost(), '*');
-	}
-
-	/* SZLINE */
-	void SendSZLine(User *, const XLine *x) override
-	{
-		// Calculate the time left before this would expire
-		time_t timeleft = x->expires ? x->expires - Anope::CurTime : x->expires;
-		Uplink::Send("AKILL", x->GetHost(), '*', timeleft, x->by, Anope::CurTime, x->GetReason());
-	}
-
-	/* SVSNOOP */
-	void SendSVSNOOP(const Server *server, bool set) override
-	{
-		Uplink::Send("SVSNOOP", server->GetName(), set ? '+' : '-');
-	}
-
-	/* SGLINE */
-	void SendSGLine(User *, const XLine *x) override
-	{
-		Uplink::Send("SGLINE", x->mask.length(), x->mask, x->GetReason());
-	}
-
-	/* RAKILL */
-	void SendAkillDel(const XLine *x) 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;
-			}
-		}
-
-		Uplink::Send("RAKILL", x->GetHost(), x->GetUser());
-	}
-
-	/* TOPIC */
-	void SendTopic(const MessageSource &source, Channel *c) override
-	{
-		Uplink::Send(source, "TOPIC", c->name, c->topic_setter, c->topic_ts, c->topic);
-	}
-
-	/* UNSQLINE */
-	void SendSQLineDel(const XLine *x) override
-	{
-		Uplink::Send("UNSQLINE", x->mask);
-	}
-
-	/* JOIN - SJOIN */
-	void SendJoin(User *user, Channel *c, const ChannelStatus *status) override
-	{
-		Uplink::Send(user, "SJOIN", c->created, c->name);
-		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 (auto mode : cs.Modes())
-				c->SetMode(setter, ModeManager::FindChannelModeByChar(mode), user->GetUID(), false);
-
-			if (uc != NULL)
-				uc->status = cs;
-		}
-	}
-
-	void SendAkill(User *u, XLine *x) 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 (const auto &[_, user] : UserListByNick)
-					if (x->manager->Check(user, x))
-						this->SendAkill(user, 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->id);
-			old->manager->AddXLine(x);
-
-			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
-		time_t timeleft = x->expires ? x->expires - Anope::CurTime : x->expires;
-		Uplink::Send("AKILL", x->GetHost(), x->GetUser(), timeleft, x->by, Anope::CurTime, x->reason);
-	}
-
-	/*
-	  Note: if the stamp is null 0, the below usage is correct of Bahamut
-	*/
-	void SendSVSKill(const MessageSource &source, User *user, const Anope::string &buf) override
-	{
-		Uplink::Send(source, "SVSKILL", user->nick, buf);
-	}
-
-	void SendBOB() override
-	{
-		Uplink::Send("BURST");
-	}
-
-	void SendEOB() override
-	{
-		Uplink::Send("BURST", 0);
-	}
-
-	void SendClientIntroduction(User *u) override
-	{
-		Uplink::Send("NICK", u->nick, 1, u->timestamp, "+" + u->GetModes(), u->GetIdent(), u->host, u->server->GetName(), 0, "0.0.0.0", u->realname);
-	}
-
-	/* SERVER */
-	void SendServer(const Server *server) override
-	{
-		Uplink::Send("SERVER", server->GetName(), server->GetHops(), server->GetDescription());
-	}
-
-	void SendConnect() override
-	{
-		Uplink::Send("PASS", Config->Uplinks[Anope::CurrentUplink].password, "TS");
-		Uplink::Send("CAPAB", "BURST", "NICKIPSTR", "SSJOIN", "UNCONNECT");
-		SendServer(Me);
-		/*
-		 * SVINFO
-		 *	   parv[0] = sender prefix
-		 *	   parv[1] = TS_CURRENT for the server
-		 *	   parv[2] = TS_MIN for the server
-		 *	   parv[3] = server is standalone or connected to non-TS only
-		 *	   parv[4] = server's idea of UTC time
-		 */
-		Uplink::Send("SVINFO", 5, 5, 0, Anope::CurTime);
-		this->SendBOB();
-	}
-
-	void SendChannel(Channel *c) override
-	{
-		Uplink::Send("SJOIN", c->created, c->name, "+" + c->GetModes(true, true), "");
-	}
-
-	void SendLogin(User *u, NickAlias *) override
-	{
-		IRCD->SendMode(Config->GetClient("NickServ"), u, "+d", u->signon);
-	}
-
-	void SendLogout(User *u) override
-	{
-		IRCD->SendMode(Config->GetClient("NickServ"), u, "+d", 1);
-	}
-};
-
-struct IRCDMessageBurst final
-	: IRCDMessage
-{
-	IRCDMessageBurst(Module *creator) : IRCDMessage(creator, "BURST", 0) { SetFlag(FLAG_REQUIRE_SERVER); SetFlag(FLAG_SOFT_LIMIT); }
-
-	void Run(MessageSource &source, const std::vector<Anope::string> &params, const Anope::map<Anope::string> &tags) override
-	{
-		/* If we found a server with the given source, that one just
-		 * finished bursting. If there was no source, then our uplink
-		 * server finished bursting. -GD
-		 */
-		Server *s = source.GetServer();
-		if (!s)
-			s = Me->GetLinks().front();
-		if (s)
-			s->Sync(true);
-	}
-};
-
-struct IRCDMessageMode final
-	: IRCDMessage
-{
-	IRCDMessageMode(Module *creator, const Anope::string &sname) : IRCDMessage(creator, sname, 2) { SetFlag(FLAG_SOFT_LIMIT); }
-
-	void Run(MessageSource &source, const std::vector<Anope::string> &params, const Anope::map<Anope::string> &tags) override
-	{
-		if (params.size() > 2 && IRCD->IsChannelValid(params[0]))
-		{
-			Channel *c = Channel::Find(params[0]);
-			auto ts = IRCD->ExtractTimestamp(params[1]);
-
-			if (c)
-				c->SetModesInternal(source, params[2], { params.begin() + 3, params.end() }, ts);
-		}
-		else
-		{
-			User *u = User::Find(params[0]);
-			if (u)
-				u->SetModesInternal(source, params[1]);
-		}
-	}
-};
-
-/*
- ** NICK - new
- **	  source  = NULL
- **	  parv[0] = nickname
- **	  parv[1] = hopcount
- **	  parv[2] = timestamp
- **	  parv[3] = modes
- **	  parv[4] = username
- **	  parv[5] = hostname
- **	  parv[6] = server
- **	  parv[7] = servicestamp
- **	  parv[8] = IP
- **	  parv[9] = info
- ** NICK - change
- **	  source  = oldnick
- **	  parv[0] = new nickname
- **	  parv[1] = hopcount
- */
-struct IRCDMessageNick final
-	: IRCDMessage
-{
-	IRCDMessageNick(Module *creator) : IRCDMessage(creator, "NICK", 2) { SetFlag(FLAG_SOFT_LIMIT); }
-
-	void Run(MessageSource &source, const std::vector<Anope::string> &params, const Anope::map<Anope::string> &tags) override
-	{
-		if (params.size() == 10)
-		{
-			Server *s = Server::Find(params[6]);
-			if (s == NULL)
-			{
-				Log(LOG_DEBUG) << "User " << params[0] << " introduced from nonexistent server " << params[6] << "?";
-				return;
-			}
-
-			NickAlias *na = NULL;
-			auto signon = IRCD->ExtractTimestamp(params[2]);
-			auto stamp = IRCD->ExtractTimestamp(params[7]);
-			if (signon && signon == stamp)
-				na = NickAlias::Find(params[0]);
-
-			User::OnIntroduce(params[0], params[4], params[5], "", params[8], s, params[9], signon, params[3], "", na ? *na->nc : NULL);
-		}
-		else
-		{
-			User *u = source.GetUser();
-
-			if (u)
-				u->ChangeNick(params[0]);
-		}
-	}
-};
-
-struct IRCDMessageServer final
-	: IRCDMessage
-{
-	IRCDMessageServer(Module *creator) : IRCDMessage(creator, "SERVER", 3) { SetFlag(FLAG_REQUIRE_SERVER); }
-
-	void Run(MessageSource &source, const std::vector<Anope::string> &params, const Anope::map<Anope::string> &tags) override
-	{
-		auto hops = Anope::Convert<unsigned>(params[1], 0);
-		new Server(source.GetServer() == NULL ? Me : source.GetServer(), params[0], hops, params[2]);
-	}
-};
-
-struct IRCDMessageSJoin final
-	: IRCDMessage
-{
-	IRCDMessageSJoin(Module *creator) : IRCDMessage(creator, "SJOIN", 2) { SetFlag(FLAG_SOFT_LIMIT); }
-
-	void Run(MessageSource &source, const std::vector<Anope::string> &params, const Anope::map<Anope::string> &tags) override
-	{
-		Anope::string modes;
-		std::vector<Anope::string> modeparams;
-		if (params.size() >= 4)
-		{
-			modes = params[2];
-			modeparams = { params.begin() + 3, params.end() };
-		}
-
-		std::list<Message::Join::SJoinUser> users;
-
-		/* For some reason, bahamut will send a SJOIN from the user joining a channel
-		 * if the channel already existed
-		 */
-		if (source.GetUser())
-		{
-			Message::Join::SJoinUser sju;
-			sju.second = source.GetUser();
-			users.push_back(sju);
-		}
-		else
-		{
-			spacesepstream sep(params[params.size() - 1]);
-			Anope::string buf;
-
-			while (sep.GetToken(buf))
-			{
-				Message::Join::SJoinUser sju;
-
-				/* Get prefixes from the nick */
-				for (char ch; (ch = ModeManager::GetStatusChar(buf[0]));)
-				{
-					buf.erase(buf.begin());
-					sju.first.AddMode(ch);
-				}
-
-				sju.second = User::Find(buf);
-				if (!sju.second)
-				{
-					Log(LOG_DEBUG) << "SJOIN for nonexistent user " << buf << " on " << params[1];
-					continue;
-				}
-
-				users.push_back(sju);
-			}
-		}
-
-		auto ts = IRCD->ExtractTimestamp(params[0]);
-		Message::Join::SJoin(source, params[1], ts, modes, modeparams, users);
-	}
-};
-
-struct IRCDMessageTopic final
-	: IRCDMessage
-{
-	IRCDMessageTopic(Module *creator) : IRCDMessage(creator, "TOPIC", 4) { }
-
-	void Run(MessageSource &source, const std::vector<Anope::string> &params, const Anope::map<Anope::string> &tags) override
-	{
-		Channel *c = Channel::Find(params[0]);
-		if (c)
-			c->ChangeTopicInternal(source.GetUser(), params[1], params[3], IRCD->ExtractTimestamp(params[2]));
-	}
-};
-
-class ProtoBahamut final
-	: public Module
-{
-	BahamutIRCdProto ircd_proto;
-
-	/* Core message handlers */
-	Message::Away message_away;
-	Message::Capab message_capab;
-	Message::Error message_error;
-	Message::Invite message_invite;
-	Message::Join message_join;
-	Message::Kick message_kick;
-	Message::Kill message_kill;
-	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 */
-	IRCDMessageBurst message_burst;
-	IRCDMessageMode message_mode, message_svsmode;
-	IRCDMessageNick message_nick;
-	IRCDMessageServer message_server;
-	IRCDMessageSJoin message_sjoin;
-	IRCDMessageTopic message_topic;
-
-	static void AddModes()
-	{
-		/* Add user modes */
-		ModeManager::AddUserMode(new UserModeOperOnly("SERV_ADMIN", 'A'));
-		ModeManager::AddUserMode(new UserMode("REGPRIV", 'R'));
-		ModeManager::AddUserMode(new UserModeOperOnly("ADMIN", 'a'));
-		ModeManager::AddUserMode(new UserMode("INVIS", 'i'));
-		ModeManager::AddUserMode(new UserModeOperOnly("OPER", 'o'));
-		ModeManager::AddUserMode(new UserModeNoone("REGISTERED", 'r'));
-		ModeManager::AddUserMode(new UserModeOperOnly("SNOMASK", 's'));
-		ModeManager::AddUserMode(new UserModeOperOnly("WALLOPS", 'w'));
-		ModeManager::AddUserMode(new UserMode("DEAF", 'd'));
-
-		/* b/e/I */
-		ModeManager::AddChannelMode(new ChannelModeList("BAN", 'b'));
-
-		/* v/h/o/a/q */
-		ModeManager::AddChannelMode(new ChannelModeStatus("VOICE", 'v', '+', 0));
-		ModeManager::AddChannelMode(new ChannelModeStatus("HALFOP", 'h', '%', 1));
-		ModeManager::AddChannelMode(new ChannelModeStatus("OP", 'o', '@', 1));
-
-		/* Add channel modes */
-		ModeManager::AddChannelMode(new ChannelMode("BLOCKCOLOR", 'c'));
-		ModeManager::AddChannelMode(new ChannelMode("INVITE", 'i'));
-		ModeManager::AddChannelMode(new ChannelModeFlood('f', false));
-		ModeManager::AddChannelMode(new ChannelModeKey('k'));
-		ModeManager::AddChannelMode(new ChannelModeParam("LIMIT", 'l', true));
-		ModeManager::AddChannelMode(new ChannelMode("MODERATED", 'm'));
-		ModeManager::AddChannelMode(new ChannelMode("NOEXTERNAL", 'n'));
-		ModeManager::AddChannelMode(new ChannelMode("PRIVATE", 'p'));
-		ModeManager::AddChannelMode(new ChannelModeNoone("REGISTERED", 'r'));
-		ModeManager::AddChannelMode(new ChannelMode("SECRET", 's'));
-		ModeManager::AddChannelMode(new ChannelMode("TOPIC", 't'));
-		ModeManager::AddChannelMode(new ChannelMode("REGMODERATED", 'M'));
-		ModeManager::AddChannelMode(new ChannelModeOperOnly("OPERONLY", 'O'));
-		ModeManager::AddChannelMode(new ChannelMode("REGISTEREDONLY", 'R'));
-	}
-
-public:
-	ProtoBahamut(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, PROTOCOL | VENDOR),
-		ircd_proto(this),
-		message_away(this), message_capab(this), message_error(this), message_invite(this),
-		message_join(this), message_kick(this), message_kill(this), 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_burst(this), message_mode(this, "MODE"), message_svsmode(this, "SVSMODE"),
-		message_nick(this), message_server(this), message_sjoin(this), message_topic(this)
-	{
-		this->AddModes();
-	}
-
-	void OnUserNickChange(User *u, const Anope::string &) override
-	{
-		u->RemoveModeInternal(Me, ModeManager::FindUserModeByName("REGISTERED"));
-		IRCD->SendLogout(u);
-	}
-};
-
-MODULE_INIT(ProtoBahamut)