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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
*
* 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/>.
*/
/*
* Written for InspIRCd-1.2 by Taros on the Tel'Laerad M&D Team
* <http://tellaerad.net>
*/
#include "inspircd.h"
/* $ModConfig: <ojoin prefix="!" notice="yes" op="yes">
* Specify the prefix that +Y will grant here, it should be unused.
* Leave prefix empty if you do not wish +Y to grant a prefix
* If notice is set to on, upon ojoin, the server will notice
* the channel saying that the oper is joining on network business
* If op is set to on, it will give them +o along with +Y */
/* $ModDesc: Provides the /ojoin command, which joins a user to a channel on network business, and gives them +Y, which makes them immune to kick / deop and so on. */
/* $ModAuthor: Taros */
/* $ModAuthorMail: taros34@hotmail.com */
/* A note: This will not protect against kicks from services,
* ulines, or operoverride. */
#define NETWORK_VALUE 9000000
char NPrefix;
bool notice;
bool op;
/** Handle /OJOIN
*/
class CommandOjoin : public SplitCommand
{
public:
bool active;
CommandOjoin(Module* parent) :
SplitCommand(parent, "OJOIN", 1)
{
flags_needed = 'o'; Penalty = 0; syntax = "<channel>";
active = false;
TRANSLATE3(TR_NICK, TR_TEXT, TR_END);
}
CmdResult HandleLocal(const std::vector<std::string>& parameters, LocalUser* user)
{
// Make sure the channel name is allowable.
if (!ServerInstance->IsChannel(parameters[0]))
{
user->WriteNotice("*** Invalid characters in channel name or name too long");
return CMD_FAILURE;
}
active = true;
// override is false because we want OnUserPreJoin to run
Channel* channel = Channel::JoinUser(user, parameters[0], false);
active = false;
if (channel)
{
ServerInstance->SNO->WriteGlobalSno('a', user->nick+" used OJOIN to join "+channel->name);
if (notice)
{
channel = ServerInstance->FindChan(parameters[0]);
channel->WriteChannelWithServ(ServerInstance->Config->ServerName, "NOTICE %s :%s joined on official network business.",
parameters[0].c_str(), user->nick.c_str());
ServerInstance->PI->SendChannelNotice(channel, 0, user->nick + " joined on official network business.");
}
}
else
{
ServerInstance->SNO->WriteGlobalSno('a', user->nick+" used OJOIN in "+parameters[0]);
// they're already in the channel
std::vector<std::string> modes;
modes.push_back(parameters[0]);
modes.push_back(op ? "+Yo" : "+Y");
modes.push_back(user->nick);
if (op)
modes.push_back(user->nick);
ServerInstance->SendGlobalMode(modes, ServerInstance->FakeClient);
}
return CMD_SUCCESS;
}
};
/** channel mode +Y
*/
class NetworkPrefix : public ModeHandler
{
public:
NetworkPrefix(Module* parent) : ModeHandler(parent, "official-join", 'Y', PARAM_ALWAYS, MODETYPE_CHANNEL)
{
list = true;
prefix = NPrefix;
levelrequired = INT_MAX;
m_paramtype = TR_NICK;
}
unsigned int GetPrefixRank()
{
return NETWORK_VALUE;
}
ModResult AccessCheck(User* source, Channel* channel, std::string ¶meter, bool adding)
{
User* theuser = ServerInstance->FindNick(parameter);
// remove own privs?
if (source == theuser && !adding)
return MOD_RES_ALLOW;
return MOD_RES_PASSTHRU;
}
ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
{
return MODEACTION_ALLOW;
}
};
class ModuleOjoin : public Module
{
NetworkPrefix* np;
CommandOjoin mycommand;
public:
ModuleOjoin()
: np(NULL), mycommand(this)
{
}
void init() CXX11_OVERRIDE
{
/* Load config stuff */
OnRehash(NULL);
/* Initialise module variables */
np = new NetworkPrefix(this);
ServerInstance->Modules->AddService(*np);
ServerInstance->Modules->AddService(mycommand);
Implementation eventlist[] = { I_OnUserPreJoin, I_OnUserPreKick, I_OnRehash };
ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
}
ModResult OnUserPreJoin(LocalUser* user, Channel* chan, const std::string& cname, std::string& privs, const std::string& keygiven) CXX11_OVERRIDE
{
if (mycommand.active)
{
privs += 'Y';
if (op)
privs += 'o';
return MOD_RES_ALLOW;
}
return MOD_RES_PASSTHRU;
}
void OnRehash(User* user) CXX11_OVERRIDE
{
ConfigTag* Conf = ServerInstance->Config->ConfValue("ojoin");
if (!np)
{
// This is done on module load only
std::string npre = Conf->getString("prefix");
NPrefix = npre.empty() ? 0 : npre[0];
if (NPrefix && ServerInstance->Modes->FindPrefix(NPrefix))
throw ModuleException("Looks like the +Y prefix you picked for m_ojoin is already in use. Pick another.");
}
notice = Conf->getBool("notice", true);
op = Conf->getBool("op", true);
}
ModResult OnUserPreKick(User* source, Membership* memb, const std::string &reason) CXX11_OVERRIDE
{
// Don't do anything if they're not +Y
if (!memb->hasMode('Y'))
return MOD_RES_PASSTHRU;
// Let them do whatever they want to themselves.
if (source == memb->user)
return MOD_RES_PASSTHRU;
source->WriteNumeric(484, source->nick+" "+memb->chan->name+" :Can't kick "+memb->user->nick+" as they're on official network business.");
return MOD_RES_DENY;
}
~ModuleOjoin()
{
delete np;
}
void Prioritize()
{
ServerInstance->Modules->SetPriority(this, I_OnUserPreJoin, PRIORITY_FIRST);
}
Version GetVersion() CXX11_OVERRIDE
{
return Version("Network Business Join", VF_VENDOR);
}
};
MODULE_INIT(ModuleOjoin)
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