/*
* InspIRCd -- Internet Relay Chat Daemon
*
- * Copyright (C) 2012 Attila Molnar <attilamolnar@hush.com>
+ * Copyright (C) 2013, 2018-2019 Sadie Powell <sadie@witchery.services>
+ * Copyright (C) 2012, 2015, 2018 Attila Molnar <attilamolnar@hush.com>
*
* This file is part of InspIRCd. InspIRCd is free software: you can
* redistribute it and/or modify it under the terms of the GNU General Public
#include "inspircd.h"
#include "modules/account.h"
+#include "modules/away.h"
#include "modules/cap.h"
+#include "modules/ircv3.h"
-class WriteNeighboursWithExt : public User::ForEachNeighborHandler
+class AwayMessage : public ClientProtocol::Message
{
- const LocalIntExt& ext;
- const std::string& msg;
+ public:
+ AwayMessage(User* user)
+ : ClientProtocol::Message("AWAY", user)
+ {
+ SetParams(user, user->awaymsg);
+ }
+
+ AwayMessage()
+ : ClientProtocol::Message("AWAY")
+ {
+ }
- void Execute(LocalUser* user) CXX11_OVERRIDE
+ void SetParams(User* user, const std::string& awaymsg)
{
- if (ext.get(user))
- user->Write(msg);
+ // Going away: 1 parameter which is the away reason
+ // Back from away: no parameter
+ if (!awaymsg.empty())
+ PushParam(awaymsg);
}
+};
+
+class JoinHook : public ClientProtocol::EventHook
+{
+ ClientProtocol::Events::Join extendedjoinmsg;
public:
- WriteNeighboursWithExt(User* user, const std::string& message, const LocalIntExt& extension)
- : ext(extension)
- , msg(message)
+ const std::string asterisk;
+ ClientProtocol::EventProvider awayprotoev;
+ AwayMessage awaymsg;
+ Cap::Capability extendedjoincap;
+ Cap::Capability awaycap;
+
+ JoinHook(Module* mod)
+ : ClientProtocol::EventHook(mod, "JOIN")
+ , asterisk(1, '*')
+ , awayprotoev(mod, "AWAY")
+ , extendedjoincap(mod, "extended-join")
+ , awaycap(mod, "away-notify")
{
- user->ForEachNeighbor(*this, false);
+ }
+
+ void OnEventInit(const ClientProtocol::Event& ev) CXX11_OVERRIDE
+ {
+ const ClientProtocol::Events::Join& join = static_cast<const ClientProtocol::Events::Join&>(ev);
+
+ // An extended join has two extra parameters:
+ // First the account name of the joining user or an asterisk if the user is not logged in.
+ // The second parameter is the realname of the joining user.
+
+ Membership* const memb = join.GetMember();
+ const std::string* account = &asterisk;
+ const AccountExtItem* const accountext = GetAccountExtItem();
+ if (accountext)
+ {
+ const std::string* accountname = accountext->get(memb->user);
+ if (accountname)
+ account = accountname;
+ }
+
+ extendedjoinmsg.ClearParams();
+ extendedjoinmsg.SetSource(join);
+ extendedjoinmsg.PushParamRef(memb->chan->name);
+ extendedjoinmsg.PushParamRef(*account);
+ extendedjoinmsg.PushParamRef(memb->user->GetRealName());
+
+ awaymsg.ClearParams();
+ if ((memb->user->IsAway()) && (awaycap.IsActive()))
+ {
+ awaymsg.SetSource(join);
+ awaymsg.SetParams(memb->user, memb->user->awaymsg);
+ }
+ }
+
+ ModResult OnPreEventSend(LocalUser* user, const ClientProtocol::Event& ev, ClientProtocol::MessageList& messagelist) CXX11_OVERRIDE
+ {
+ if (extendedjoincap.get(user))
+ messagelist.front() = &extendedjoinmsg;
+
+ if ((!awaymsg.GetParams().empty()) && (awaycap.get(user)))
+ messagelist.push_back(&awaymsg);
+
+ return MOD_RES_PASSTHRU;
}
};
-class ModuleIRCv3 : public Module, public AccountEventListener
+class ModuleIRCv3
+ : public Module
+ , public AccountEventListener
+ , public Away::EventListener
{
- GenericCap cap_accountnotify;
- GenericCap cap_awaynotify;
- GenericCap cap_extendedjoin;
+ Cap::Capability cap_accountnotify;
+ JoinHook joinhook;
- CUList last_excepts;
+ ClientProtocol::EventProvider accountprotoev;
public:
ModuleIRCv3()
: AccountEventListener(this)
- , cap_accountnotify(this, "account-notify"),
- cap_awaynotify(this, "away-notify"),
- cap_extendedjoin(this, "extended-join")
+ , Away::EventListener(this)
+ , cap_accountnotify(this, "account-notify")
+ , joinhook(this)
+ , accountprotoev(this, "ACCOUNT")
{
}
{
ConfigTag* conf = ServerInstance->Config->ConfValue("ircv3");
cap_accountnotify.SetActive(conf->getBool("accountnotify", true));
- cap_awaynotify.SetActive(conf->getBool("awaynotify", true));
- cap_extendedjoin.SetActive(conf->getBool("extendedjoin", true));
+ joinhook.awaycap.SetActive(conf->getBool("awaynotify", true));
+ joinhook.extendedjoincap.SetActive(conf->getBool("extendedjoin", true));
}
void OnAccountChange(User* user, const std::string& newaccount) CXX11_OVERRIDE
{
- // :nick!user@host ACCOUNT account
- // or
- // :nick!user@host ACCOUNT *
- std::string line = ":" + user->GetFullHost() + " ACCOUNT ";
- if (newaccount.empty())
- line += "*";
- else
- line += newaccount;
-
- WriteNeighboursWithExt(user, line, cap_accountnotify.ext);
- }
-
- void OnUserJoin(Membership* memb, bool sync, bool created, CUList& excepts) CXX11_OVERRIDE
- {
- // Remember who is not going to see the JOIN because of other modules
- if ((cap_awaynotify.IsActive()) && (memb->user->IsAway()))
- last_excepts = excepts;
-
- if (!cap_extendedjoin.IsActive())
+ if (!(user->registered & REG_NICKUSER))
return;
- /*
- * Send extended joins to clients who have the extended-join capability.
- * An extended join looks like this:
- *
- * :nick!user@host JOIN #chan account :realname
- *
- * account is the joining user's account if he's logged in, otherwise it's an asterisk (*).
- */
-
- std::string line;
- std::string mode;
-
- const Channel::MemberMap& userlist = memb->chan->GetUsers();
- for (Channel::MemberMap::const_iterator it = userlist.begin(); it != userlist.end(); ++it)
- {
- // Send the extended join line if the current member is local, has the extended-join cap and isn't excepted
- User* member = IS_LOCAL(it->first);
- if ((member) && (cap_extendedjoin.ext.get(member)) && (excepts.find(member) == excepts.end()))
- {
- // Construct the lines we're going to send if we haven't constructed them already
- if (line.empty())
- {
- bool has_account = false;
- line = ":" + memb->user->GetFullHost() + " JOIN " + memb->chan->name + " ";
- const AccountExtItem* accountext = GetAccountExtItem();
- if (accountext)
- {
- std::string* accountname;
- accountname = accountext->get(memb->user);
- if (accountname)
- {
- line += *accountname;
- has_account = true;
- }
- }
-
- if (!has_account)
- line += "*";
-
- line += " :" + memb->user->fullname;
-
- // If the joining user received privileges from another module then we must send them as well,
- // since silencing the normal join means the MODE will be silenced as well
- if (!memb->modes.empty())
- {
- const std::string& modefrom = ServerInstance->Config->CycleHostsFromUser ? memb->user->GetFullHost() : ServerInstance->Config->ServerName;
- mode = ":" + modefrom + " MODE " + memb->chan->name + " +" + memb->modes;
-
- for (unsigned int i = 0; i < memb->modes.length(); i++)
- mode += " " + memb->user->nick;
- }
- }
-
- // Write the JOIN and the MODE, if any
- member->Write(line);
- if ((!mode.empty()) && (member != memb->user))
- member->Write(mode);
-
- // Prevent the core from sending the JOIN and MODE to this user
- excepts.insert(it->first);
- }
- }
+ // Logged in: 1 parameter which is the account name
+ // Logged out: 1 parameter which is a "*"
+ ClientProtocol::Message msg("ACCOUNT", user);
+ const std::string& param = (newaccount.empty() ? joinhook.asterisk : newaccount);
+ msg.PushParamRef(param);
+ ClientProtocol::Event accountevent(accountprotoev, msg);
+ IRCv3::WriteNeighborsWithCap(user, accountevent, cap_accountnotify);
}
- ModResult OnSetAway(User* user, const std::string &awaymsg) CXX11_OVERRIDE
+ void OnUserAway(User* user) CXX11_OVERRIDE
{
- if (cap_awaynotify.IsActive())
- {
- // Going away: n!u@h AWAY :reason
- // Back from away: n!u@h AWAY
- std::string line = ":" + user->GetFullHost() + " AWAY";
- if (!awaymsg.empty())
- line += " :" + awaymsg;
+ if (!joinhook.awaycap.IsActive())
+ return;
- WriteNeighboursWithExt(user, line, cap_awaynotify.ext);
- }
- return MOD_RES_PASSTHRU;
+ // Going away: n!u@h AWAY :reason
+ AwayMessage msg(user);
+ ClientProtocol::Event awayevent(joinhook.awayprotoev, msg);
+ IRCv3::WriteNeighborsWithCap(user, awayevent, joinhook.awaycap);
}
- void OnPostJoin(Membership *memb) CXX11_OVERRIDE
+ void OnUserBack(User* user) CXX11_OVERRIDE
{
- if ((!cap_awaynotify.IsActive()) || (!memb->user->IsAway()))
+ if (!joinhook.awaycap.IsActive())
return;
- std::string line = ":" + memb->user->GetFullHost() + " AWAY :" + memb->user->awaymsg;
-
- const Channel::MemberMap& userlist = memb->chan->GetUsers();
- for (Channel::MemberMap::const_iterator it = userlist.begin(); it != userlist.end(); ++it)
- {
- // Send the away notify line if the current member is local, has the away-notify cap and isn't excepted
- User* member = IS_LOCAL(it->first);
- if ((member) && (cap_awaynotify.ext.get(member)) && (last_excepts.find(member) == last_excepts.end()))
- {
- member->Write(line);
- }
- }
-
- last_excepts.clear();
- }
-
- void Prioritize()
- {
- ServerInstance->Modules->SetPriority(this, I_OnUserJoin, PRIORITY_LAST);
+ // Back from away: n!u@h AWAY
+ AwayMessage msg(user);
+ ClientProtocol::Event awayevent(joinhook.awayprotoev, msg);
+ IRCv3::WriteNeighborsWithCap(user, awayevent, joinhook.awaycap);
}
Version GetVersion() CXX11_OVERRIDE
{
- return Version("Provides support for extended-join, away-notify and account-notify CAP capabilities", VF_VENDOR);
+ return Version("Provides the IRCv3 account-notify, away-notify, and extended-join client capabilities.", VF_VENDOR);
}
};