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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc>
*
* 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
* License as published by the Free Software Foundation, version 2.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "inspircd.h"
#include "modules/cap.h"
/*
CAP LS
:alfred.staticbox.net CAP * LS :multi-prefix sasl
CAP REQ :multi-prefix
:alfred.staticbox.net CAP * ACK :multi-prefix
CAP CLEAR
:alfred.staticbox.net CAP * ACK :-multi-prefix
CAP REQ :multi-prefix
:alfred.staticbox.net CAP * ACK :multi-prefix
CAP LIST
:alfred.staticbox.net CAP * LIST :multi-prefix
CAP END
*/
/** Handle /CAP
*/
class CommandCAP : public Command
{
public:
LocalIntExt reghold;
CommandCAP (Module* mod) : Command(mod, "CAP", 1),
reghold("CAP_REGHOLD", mod)
{
works_before_reg = true;
}
CmdResult Handle (const std::vector<std::string> ¶meters, User *user)
{
irc::string subcommand = parameters[0].c_str();
if (subcommand == "REQ")
{
if (parameters.size() < 2)
return CMD_FAILURE;
CapEvent Data(creator, user, CapEvent::CAPEVENT_REQ);
// tokenize the input into a nice list of requested caps
std::string cap_;
irc::spacesepstream cap_stream(parameters[1]);
while (cap_stream.GetToken(cap_))
{
Data.wanted.push_back(cap_);
}
reghold.set(user, 1);
Data.Send();
if (Data.ack.size() > 0)
{
std::string AckResult = irc::stringjoiner(Data.ack).GetJoined();
user->WriteServ("CAP %s ACK :%s", user->nick.c_str(), AckResult.c_str());
}
if (Data.wanted.size() > 0)
{
std::string NakResult = irc::stringjoiner(Data.wanted).GetJoined();
user->WriteServ("CAP %s NAK :%s", user->nick.c_str(), NakResult.c_str());
}
}
else if (subcommand == "END")
{
reghold.set(user, 0);
}
else if ((subcommand == "LS") || (subcommand == "LIST"))
{
CapEvent Data(creator, user, subcommand == "LS" ? CapEvent::CAPEVENT_LS : CapEvent::CAPEVENT_LIST);
reghold.set(user, 1);
Data.Send();
std::string Result = irc::stringjoiner(Data.wanted).GetJoined();
user->WriteServ("CAP %s %s :%s", user->nick.c_str(), subcommand.c_str(), Result.c_str());
}
else if (subcommand == "CLEAR")
{
CapEvent Data(creator, user, CapEvent::CAPEVENT_CLEAR);
reghold.set(user, 1);
Data.Send();
std::string Result = irc::stringjoiner(Data.ack).GetJoined();
user->WriteServ("CAP %s ACK :%s", user->nick.c_str(), Result.c_str());
}
else
{
user->WriteNumeric(ERR_INVALIDCAPSUBCOMMAND, "%s %s :Invalid CAP subcommand", user->nick.c_str(), subcommand.c_str());
return CMD_FAILURE;
}
return CMD_SUCCESS;
}
};
class ModuleCAP : public Module
{
CommandCAP cmd;
public:
ModuleCAP()
: cmd(this)
{
}
ModResult OnCheckReady(LocalUser* user) CXX11_OVERRIDE
{
/* Users in CAP state get held until CAP END */
if (cmd.reghold.get(user))
return MOD_RES_DENY;
return MOD_RES_PASSTHRU;
}
Version GetVersion() CXX11_OVERRIDE
{
return Version("Client CAP extension support", VF_VENDOR);
}
};
MODULE_INIT(ModuleCAP)
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