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From bc5023fdba8091ab7eee29fe0deeca6843159743 Mon Sep 17 00:00:00 2001
From: Alexander Barton <alex@barton.de>
Date: Mon, 16 May 2011 18:23:01 +0200
Subject: [PATCH 1/2] Revert "Removed ngircd as we've decided not to support it at this time"
This reverts commit 605b5d57171d2f0fac56ee2ee3e1b1bbdadeb24f and re-enables
the ngIRCd protocol module for Anope.
---
modules/protocol/ngircd.cpp | 475 +++++++++++++++++++++++++++++++++++++++++++
1 files changed, 475 insertions(+), 0 deletions(-)
create mode 100644 modules/protocol/ngircd.cpp
diff --git a/modules/protocol/ngircd.cpp b/modules/protocol/ngircd.cpp
new file mode 100644
index 0000000..6e1f21f
--- /dev/null
+++ b/modules/protocol/ngircd.cpp
@@ -0,0 +1,475 @@
+/* ngIRCd IRCD functions
+ *
+ * (C) 2003-2011 Anope Team
+ * Contact us at team@anope.org
+ *
+ * Please read COPYING and README for further details.
+ *
+ * Based on the original code of Epona by Lara.
+ * Based on the original code of Services by Andy Church.
+ */
+
+#include "services.h"
+#include "modules.h"
+
+IRCDVar myIrcd[] = {
+ {"ngIRCd", /* ircd name */
+ "+oi", /* Modes used by pseudoclients */
+ 0, /* SVSNICK */
+ 0, /* Vhost */
+ 0, /* Supports SNlines */
+ 0, /* Supports SQlines */
+ 0, /* Supports SZlines */
+ 0, /* Join 2 Message */
+ 0, /* Chan SQlines */
+ 1, /* Quit on Kill */
+ 0, /* vidents */
+ 0, /* svshold */
+ 0, /* time stamp on mode */
+ 0, /* UMODE */
+ 0, /* O:LINE */
+ 0, /* No Knock requires +i */
+ 0, /* Can remove User Channel Modes with SVSMODE */
+ 0, /* Sglines are not enforced until user reconnects */
+ 0, /* ts6 */
+ "$", /* TLD Prefix for Global */
+ 20, /* Max number of modes we can send per line */
+ 0, /* IRCd sends a SSL users certificate fingerprint */
+ }
+ ,
+ {NULL}
+};
+
+/* PASS */
+class ngIRCdProto : public IRCDProto
+{
+ void SendAkill(User *u, const XLine *x)
+ {
+ if (SGLine && u == NULL)
+ for (Anope::insensitive_map<User *>::iterator it = UserListByNick.begin(); it != UserListByNick.end();)
+ {
+ u = it->second;
+ ++it;
+ if (SGLine->Check(u) != NULL)
+ break;
+ }
+ }
+
+ void SendAkillDel(const XLine*) { }
+
+ void SendGlobopsInternal(const BotInfo *source, const Anope::string &buf)
+ {
+ send_cmd(source ? source->nick : Config->ServerName, "WALLOPS :%s", buf.c_str());
+ }
+
+ void SendJoin(BotInfo *user, Channel *c, const ChannelStatus *status)
+ {
+ send_cmd(user->nick, "JOIN %s", c->name.c_str());
+ if (status)
+ for (unsigned i = 0; i < ModeManager::ChannelModes.size(); ++i)
+ if (status->HasFlag(ModeManager::ChannelModes[i]->Name))
+ c->SetMode(user, ModeManager::ChannelModes[i], user->nick, false);
+ }
+
+ void SendSVSKillInternal(const BotInfo *source, const User *user, const Anope::string &buf)
+ {
+ send_cmd(source ? source->nick : Config->ServerName, "KILL %s :%s", user->nick.c_str(), buf.c_str());
+ }
+
+ /* SERVER name hop descript */
+ void SendServer(const Server *server)
+ {
+ send_cmd("", "SERVER %s %d :%s", server->GetName().c_str(), server->GetHops(), server->GetDescription().c_str());
+ }
+
+ void SendConnect()
+ {
+ send_cmd("", "PASS %s 0210-IRC+ Anope|%s:CLHSo P", uplink_server->password.c_str(), Anope::VersionShort().c_str());
+ /* Make myself known to myself in the serverlist */
+ SendServer(Me);
+ /* finish the enhanced server handshake and register the connection */
+ this->SendNumeric(Config->ServerName, 376, "*", ":End of MOTD command");
+ }
+
+ // Received: :dev.anope.de NICK DukeP 1 ~DukePyro p57ABF9C9.dip.t-dialin.net 1 +i :DukePyrolator
+ void SendClientIntroduction(const User *u, const Anope::string &modes)
+ {
+ EnforceQlinedNick(u->nick, "");
+ send_cmd(Config->ServerName, "NICK %s 1 %s %s 1 %s :%s", u->nick.c_str(), u->GetIdent().c_str(), u->host.c_str(), modes.c_str(), u->realname.c_str());
+ }
+
+ void SendPartInternal(const BotInfo *bi, const Channel *chan, const Anope::string &buf)
+ {
+ if (!buf.empty())
+ send_cmd(bi->nick, "PART %s :%s", chan->name.c_str(), buf.c_str());
+ else
+ send_cmd(bi->nick, "PART %s", chan->name.c_str());
+ }
+
+ void SendModeInternal(const BotInfo *bi, const Channel *dest, const Anope::string &buf)
+ {
+ send_cmd(bi ? bi->nick : Config->ServerName, "MODE %s %s", dest->name.c_str(), buf.c_str());
+ }
+
+ void SendModeInternal(const BotInfo *bi, const User *u, const Anope::string &buf)
+ {
+ send_cmd(bi ? bi->nick : Config->ServerName, "MODE %s %s", u->nick.c_str(), buf.c_str());
+ }
+
+ void SendKickInternal(const BotInfo *bi, const Channel *chan, const User *user, const Anope::string &buf)
+ {
+ if (!buf.empty())
+ send_cmd(bi->nick, "KICK %s %s :%s", chan->name.c_str(), user->nick.c_str(), buf.c_str());
+ else
+ send_cmd(bi->nick, "KICK %s %s", chan->name.c_str(), user->nick.c_str());
+ }
+
+ void SendNoticeChanopsInternal(const BotInfo *source, const Channel *dest, const Anope::string &buf)
+ {
+ send_cmd(source ? source->nick : Config->s_ChanServ, "NOTICE @%s :%s", dest->name.c_str(), buf.c_str());
+ }
+
+ /* INVITE */
+ void SendInvite(BotInfo *source, const Anope::string &chan, const Anope::string &nick)
+ {
+ send_cmd(source->nick, "INVITE %s %s", nick.c_str(), chan.c_str());
+ }
+
+ void SendChannel(Channel *c)
+ {
+ Anope::string mlock_modes = get_mlock_modes(c->ci, true);
+ if (mlock_modes.empty())
+ mlock_modes = "+";
+ send_cmd(Config->ServerName, "CHANINFO %s %s", c->name.c_str(), mlock_modes.c_str());
+ }
+ void SendTopic(BotInfo *bi, Channel *c)
+ {
+ send_cmd(bi->nick, "TOPIC %s :%s", c->name.c_str(), c->topic.c_str());
+ }
+};
+
+class ngIRCdIRCdMessage : public IRCdMessage
+{
+ public:
+ bool OnSJoin(const Anope::string&, const std::vector<Anope::string>&) { return false; }
+
+ /*
+ * Received: :dev.anope.de MODE #anope +b *!*@*aol*
+ */
+ bool OnMode(const Anope::string &source, const std::vector<Anope::string> &params)
+ {
+ if (params.size() < 2)
+ return true;
+
+ Anope::string modes = params[1];
+ for (unsigned i = 2; i < params.size(); ++i)
+ modes += " " + params[i];
+
+ if (params[0][0] == '#' || params[0][0] == '&')
+ do_cmode(source, params[0], modes, "");
+ else
+ do_umode(params[0], params[1]);
+
+ return true;
+ }
+
+ /*
+ Received: :DukeP_ NICK :test2
+ Received: :dev.anope.de NICK DukeP_ 1 ~DukePyro ip-2-201-236-154.web.vodafone.de 1 + :DukePyrolator
+ source = nickname on nickchange, servername on newuser
+ params[0] = nick
+ params[1] = <unknown>
+ params[2] = username
+ params[3] = host
+ params[4] = <unknown>
+ params[5] = modes
+ params[6] = info
+ */
+ bool OnNick(const Anope::string &source, const std::vector<Anope::string> &params)
+ {
+ if (params.size() == 1)
+ {
+ // we have a nickchange
+ do_nick(source, params[0], "", "", "", "", Anope::CurTime, "", "", "", "");
+ }
+ else if (params.size() == 7)
+ {
+ // a new user is connecting to the network
+ User *user = do_nick("", params[0], params[2], params[3], source, params[6], Anope::CurTime, "", "", "", params[5]);
+ if (user)
+ validate_user(user);
+ }
+ else
+ {
+ Log() << "Received NICK with invalid number of parameters. source = " << source << "param[0] = " << params[0] << "params.size() = " << params.size();
+ }
+ return true;
+ }
+
+ bool OnServer(const Anope::string &source, const std::vector<Anope::string> &params)
+ {
+ if (params.size() == 3)
+ do_server("", params[0], 0, params[2], params[1]);
+ else
+ do_server(source, params[0], params[1].is_pos_number_only() ? convertTo<unsigned>(params[1]) : 0, params[3], params[2]);
+ return true;
+ }
+
+ bool OnTopic(const Anope::string &source, const std::vector<Anope::string> &params)
+ {
+ Channel *c = findchan(params[0]);
+ if (!c)
+ {
+ Log() << "TOPIC for nonexistant channel " << params[0];
+ return true;
+ }
+
+ c->ChangeTopicInternal(source, params[1]);
+ return true;
+ }
+
+ /*
+ * <@po||ux> DukeP: RFC 2813, 4.2.1: the JOIN command on server-server links
+ * separates the modes ("o") with ASCII 7, not space. And you can't see ASCII 7.
+ *
+ * if a user joins a new channel, the ircd sends <channelname>\7<umode>
+ */
+ bool OnJoin (const Anope::string &source, const std::vector<Anope::string> &params)
+ {
+ if (!params.empty())
+ {
+ size_t pos = params[0].find('\7');
+ if (pos != Anope::string::npos)
+ {
+ Anope::string channel = params[0].substr(0, pos);
+ Anope::string mode = '+' + params[0].substr(pos, params[0].length()) + " " + source;
+ do_join(source, channel, "");
+ do_cmode(source, channel, mode, "");
+ }
+ else
+ do_join(source, params[0], "");
+ }
+ return true;
+ }
+};
+
+/*
+ * CHANINFO <chan> +<modes>
+ * CHANINFO <chan> +<modes> :<topic>
+ * CHANINFO <chan> +<modes> <key> <limit> :<topic>
+ */
+bool event_chaninfo(const Anope::string &source, const std::vector<Anope::string> &params)
+{
+
+ Channel *c = findchan(params[0]);
+ if (!c)
+ c = new Channel(params[0]);
+
+ Anope::string modes = params[1];
+
+ if (params.size() == 3)
+ {
+ c->ChangeTopicInternal(source, params[2], Anope::CurTime);
+ }
+ else if (params.size() == 5)
+ {
+ for (size_t i = 0, end = params[1].length(); i < end; ++i)
+ {
+ switch(params[1][i])
+ {
+ case 'k':
+ modes += " " + params[2];
+ continue;
+ case 'l':
+ modes += " " + params[3];
+ continue;
+ }
+ }
+ c->ChangeTopicInternal(source, params[4], Anope::CurTime);
+ }
+
+ c->SetModesInternal(NULL, modes);
+
+ return true;
+}
+
+/*
+ * Received: :dev.anope.de NJOIN #test :DukeP2,@DukeP
+ */
+bool event_njoin(const Anope::string &source, const std::vector<Anope::string> &params)
+{
+ Channel *c = findchan(params[0]);
+ commasepstream sep(params[1]);
+ Anope::string buf;
+
+ if (!c)
+ {
+ c = new Channel(params[0], Anope::CurTime);
+ c->SetFlag(CH_SYNCING);
+ }
+
+ while (sep.GetToken(buf))
+ {
+ std::list<ChannelMode *> Status;
+ char ch;
+
+ /* Get prefixes from the nick */
+ while ((ch = ModeManager::GetStatusChar(buf[0])))
+ {
+ buf.erase(buf.begin());
+ ChannelMode *cm = ModeManager::FindChannelModeByChar(ch);
+ if (!cm)
+ {
+ Log() << "Received unknown mode prefix " << ch << " in NJOIN string.";
+ continue;
+ }
+ Status.push_back(cm);
+ }
+ User *u = finduser(buf);
+ if (!u)
+ {
+ Log(LOG_DEBUG) << "NJOIN for nonexistant user " << buf << " on " << c->name;
+ continue;
+ }
+
+ EventReturn MOD_RESULT;
+ FOREACH_RESULT(I_OnPreJoinChannel, OnPreJoinChannel(u, c));
+
+ /* Add the user to the Channel */
+ c->JoinUser(u);
+
+ /* Update their status internally on the channel
+ * This will enforce secureops etc on the user
+ */
+ for (std::list<ChannelMode *>::iterator it = Status.begin(), it_end = Status.end(); it != it_end; ++it)
+ c->SetModeInternal(*it, buf);
+ /* Now set whatever modes this user is allowed to have on the channel */
+ chan_set_correct_modes(u, c, 1);
+
+ /* Check to see if modules want the user to join, if they do
+ * check to see if they are allowed to join (CheckKick will kick/ban them)
+ * Don't trigger OnJoinChannel event then as the user will be destroyed
+ */
+ if (MOD_RESULT != EVENT_STOP && c->ci && c->ci->CheckKick(u))
+ continue;
+
+ FOREACH_MOD(I_OnJoinChannel, OnJoinChannel(u, c));
+ } /* while */
+
+ if (c->HasFlag(CH_SYNCING))
+ {
+ c->UnsetFlag(CH_SYNCING);
+ c->Sync();
+ }
+
+ return true;
+}
+
+bool event_kick(const Anope::string &source, const std::vector<Anope::string> &params)
+{
+ if (params.size() > 2)
+ do_kick(source, params[0], params[1], params[2]);
+ return true;
+}
+
+bool event_pass(const Anope::string &source, const std::vector<Anope::string> &params)
+{
+ return true;
+}
+
+bool event_005(const Anope::string &source, const std::vector<Anope::string> &params)
+{
+ size_t pos;
+ Anope::string name, data;
+ for (unsigned i = 0, end = params.size(); i < end; ++i)
+ {
+ pos = params[i].find('=');
+ if (pos != Anope::string::npos)
+ {
+ name = params[i].substr(0, pos);
+ data = params[i].substr(pos+1, params[i].length());
+ if (name == "NICKLEN")
+ {
+ unsigned newlen = convertTo<unsigned>(data);
+ if (Config->NickLen != newlen)
+ {
+ Log() << "Config->NickLen changed from " << Config->NickLen << " to " << newlen;
+ Config->NickLen = newlen;
+ }
+ }
+ }
+ }
+ return true;
+}
+
+bool event_442(const Anope::string &source, const std::vector<Anope::string> &params)
+{
+ return true;
+}
+
+bool event_376(const Anope::string &source, const std::vector<Anope::string> &params)
+{
+ return true;
+}
+
+
+class ProtongIRCd : public Module
+{
+ Message message_kick, message_pass, message_njoin, message_chaninfo, message_005,
+ message_442, message_376;
+
+ ngIRCdProto ircd_proto;
+ ngIRCdIRCdMessage ircd_message;
+
+ void AddModes()
+ {
+ /* Add user modes */
+ ModeManager::AddUserMode(new UserMode(UMODE_ADMIN, 'a'));
+ ModeManager::AddUserMode(new UserMode(UMODE_INVIS, 'i'));
+ ModeManager::AddUserMode(new UserMode(UMODE_OPER, 'o'));
+ ModeManager::AddUserMode(new UserMode(UMODE_RESTRICTED, 'r'));
+ ModeManager::AddUserMode(new UserMode(UMODE_SNOMASK, 's'));
+ ModeManager::AddUserMode(new UserMode(UMODE_WALLOPS, 'w'));
+ ModeManager::AddUserMode(new UserMode(UMODE_CLOAK, 'x'));
+
+ /* b/e/I */
+ ModeManager::AddChannelMode(new ChannelModeBan(CMODE_BAN, 'b'));
+ ModeManager::AddChannelMode(new ChannelModeList(CMODE_INVITEOVERRIDE, 'I'));
+
+ /* v/h/o/a/q */
+ ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_VOICE, 'v', '+'));
+ ModeManager::AddChannelMode(new ChannelModeStatus(CMODE_OP, 'o', '@'));
+
+ /* Add channel modes */
+ // channel modes: biIklmnoPstvz
+ ModeManager::AddChannelMode(new ChannelMode(CMODE_INVITE, 'i'));
+ ModeManager::AddChannelMode(new ChannelModeKey('k'));
+ ModeManager::AddChannelMode(new ChannelModeParam(CMODE_LIMIT, 'l'));
+ ModeManager::AddChannelMode(new ChannelMode(CMODE_MODERATED, 'm'));
+ ModeManager::AddChannelMode(new ChannelMode(CMODE_NOEXTERNAL, 'n'));
+ ModeManager::AddChannelMode(new ChannelMode(CMODE_PERM, 'P'));
+ ModeManager::AddChannelMode(new ChannelMode(CMODE_SECRET, 's'));
+ ModeManager::AddChannelMode(new ChannelMode(CMODE_TOPIC, 't'));
+ ModeManager::AddChannelMode(new ChannelMode(CMODE_SSL, 'z'));
+ }
+
+ public:
+ ProtongIRCd(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator),
+ message_kick("KICK", event_kick), message_pass("PASS", event_pass),
+ message_njoin("NJOIN", event_njoin), message_chaninfo("CHANINFO", event_chaninfo),
+ message_005("005", event_005), message_442("442", event_442), message_376("376", event_376)
+ {
+ this->SetAuthor("Anope");
+ this->SetType(PROTOCOL);
+
+ Capab.SetFlag(CAPAB_QS);
+
+ pmodule_ircd_var(myIrcd);
+ pmodule_ircd_proto(&this->ircd_proto);
+ pmodule_ircd_message(&this->ircd_message);
+
+ this->AddModes();
+ }
+};
+
+MODULE_INIT(ProtongIRCd)
--
1.7.2.5
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