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|
/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2008 InspIRCd Development Team
* See: http://www.inspircd.org/wiki/index.php/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#include "inspircd.h"
#include "m_cap.h"
/* $ModDesc: Provides the CAP negotiation mechanism seen in ratbox-derived ircds */
/*
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
{
Module* Creator;
public:
CommandCAP (InspIRCd* Instance, Module* mod) : Command(Instance,"CAP", 0, 1, true), Creator(mod)
{
this->source = "m_cap.so";
}
CmdResult Handle (const std::vector<std::string> ¶meters, User *user)
{
/* Ignore CAP from registered clients */
if (user->registered == REG_ALL)
return CMD_FAILURE;
irc::string subcommand = parameters[0].c_str();
if (subcommand == "REQ")
{
CapData Data;
Data.type = subcommand;
Data.user = user;
Data.creator = this->Creator;
if (parameters.size() < 2)
return CMD_FAILURE;
// tokenize the input into a nice list of requested caps
std::string param = parameters[1];
std::string cap_;
irc::spacesepstream cap_stream(param);
while (cap_stream.GetToken(cap_))
{
Data.wanted.push_back(cap_);
}
user->Extend("CAP_REGHOLD");
Event event((char*) &Data, (Module*)this->Creator, "cap_req");
event.Send(this->ServerInstance);
if (Data.ack.size() > 0)
{
std::string AckResult = irc::stringjoiner(" ", Data.ack, 0, Data.ack.size() - 1).GetJoined();
user->WriteServ("CAP * ACK :%s", AckResult.c_str());
}
if (Data.wanted.size() > 0)
{
std::string NakResult = irc::stringjoiner(" ", Data.wanted, 0, Data.wanted.size() - 1).GetJoined();
user->WriteServ("CAP * NAK :%s", NakResult.c_str());
}
}
else if (subcommand == "END")
{
user->Shrink("CAP_REGHOLD");
}
else if ((subcommand == "LS") || (subcommand == "LIST"))
{
CapData Data;
Data.type = subcommand;
Data.user = user;
Data.creator = this->Creator;
user->Extend("CAP_REGHOLD");
Event event((char*) &Data, (Module*)this->Creator, subcommand == "LS" ? "cap_ls" : "cap_list");
event.Send(this->ServerInstance);
std::string Result;
if (Data.wanted.size() > 0)
Result = irc::stringjoiner(" ", Data.wanted, 0, Data.wanted.size() - 1).GetJoined();
else
Result = "";
user->WriteServ("CAP * %s :%s", subcommand.c_str(), Result.c_str());
}
else if (subcommand == "CLEAR")
{
CapData Data;
Data.type = subcommand;
Data.user = user;
Data.creator = this->Creator;
user->Extend("CAP_REGHOLD");
Event event((char*) &Data, (Module*)this->Creator, "cap_clear");
event.Send(this->ServerInstance);
std::string Result = irc::stringjoiner(" ", Data.ack, 0, Data.ack.size() - 1).GetJoined();
user->WriteServ("CAP * ACK :%s", Result.c_str());
}
else
{
user->WriteNumeric(ERR_INVALIDCAPSUBCOMMAND, "* %s :Invalid CAP subcommand", subcommand.c_str());
}
return CMD_FAILURE;
}
};
class ModuleCAP : public Module
{
CommandCAP* newcommand;
public:
ModuleCAP(InspIRCd* Me)
: Module(Me)
{
// Create a new command
newcommand = new CommandCAP(ServerInstance, this);
ServerInstance->AddCommand(newcommand);
Implementation eventlist[] = { I_OnCheckReady };
ServerInstance->Modules->Attach(eventlist, this, 1);
}
virtual bool OnCheckReady(User* user)
{
/* Users in CAP state get held until CAP END */
if (user->GetExt("CAP_REGHOLD"))
return false;
return true;
}
virtual ~ModuleCAP()
{
}
virtual Version GetVersion()
{
return Version(1, 2, 0, 0, VF_VENDOR, API_VERSION);
}
};
MODULE_INIT(ModuleCAP)
|
