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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
* Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
* Copyright (C) 2006 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"
/* $ModDesc: Provides support for hiding oper status with user mode +H */
/** Handles user mode +H
*/
class HideOper : public SimpleUserModeHandler
{
public:
size_t opercount;
HideOper(Module* Creator) : SimpleUserModeHandler(Creator, "hideoper", 'H')
, opercount(0)
{
oper = true;
}
ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string& parameter, bool adding)
{
if (SimpleUserModeHandler::OnModeChange(source, dest, channel, parameter, adding) == MODEACTION_DENY)
return MODEACTION_DENY;
if (adding)
opercount++;
else
opercount--;
return MODEACTION_ALLOW;
}
};
class ModuleHideOper : public Module
{
HideOper hm;
bool active;
public:
ModuleHideOper()
: hm(this)
, active(false)
{
}
void init()
{
ServerInstance->Modules->AddService(hm);
Implementation eventlist[] = { I_OnWhoisLine, I_OnSendWhoLine, I_OnStats, I_OnNumeric, I_OnUserQuit };
ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
}
virtual ~ModuleHideOper()
{
}
virtual Version GetVersion()
{
return Version("Provides support for hiding oper status with user mode +H", VF_VENDOR);
}
void OnUserQuit(User* user, const std::string&, const std::string&)
{
if (user->IsModeSet('H'))
hm.opercount--;
}
ModResult OnNumeric(User* user, unsigned int numeric, const std::string& text)
{
if (numeric != 252 || active || user->HasPrivPermission("users/auspex"))
return MOD_RES_PASSTHRU;
// If there are no visible operators then we shouldn't send the numeric.
size_t opercount = ServerInstance->Users->all_opers.size() - hm.opercount;
if (opercount)
{
active = true;
user->WriteNumeric(252, "%s %lu :operator(s) online", user->nick.c_str(), static_cast<unsigned long>(opercount));
active = false;
}
return MOD_RES_DENY;
}
ModResult OnWhoisLine(User* user, User* dest, int &numeric, std::string &text)
{
/* Dont display numeric 313 (RPL_WHOISOPER) if they have +H set and the
* person doing the WHOIS is not an oper
*/
if (numeric != 313)
return MOD_RES_PASSTHRU;
if (!dest->IsModeSet('H'))
return MOD_RES_PASSTHRU;
if (!user->HasPrivPermission("users/auspex"))
return MOD_RES_DENY;
return MOD_RES_PASSTHRU;
}
void OnSendWhoLine(User* source, const std::vector<std::string>& params, User* user, std::string& line)
{
if (user->IsModeSet('H') && !source->HasPrivPermission("users/auspex"))
{
// hide the "*" that marks the user as an oper from the /WHO line
std::string::size_type spcolon = line.find(" :");
if (spcolon == std::string::npos)
return; // Another module hid the user completely
std::string::size_type sp = line.rfind(' ', spcolon-1);
std::string::size_type pos = line.find('*', sp);
if (pos != std::string::npos)
line.erase(pos, 1);
// hide the line completely if doing a "/who * o" query
if (params.size() > 1 && params[1].find('o') != std::string::npos)
line.clear();
}
}
ModResult OnStats(char symbol, User* user, string_list &results)
{
if (symbol != 'P')
return MOD_RES_PASSTHRU;
unsigned int count = 0;
for (std::list<User*>::const_iterator i = ServerInstance->Users->all_opers.begin(); i != ServerInstance->Users->all_opers.end(); ++i)
{
User* oper = *i;
if (!ServerInstance->ULine(oper->server) && (IS_OPER(user) || !oper->IsModeSet('H')))
{
results.push_back(ServerInstance->Config->ServerName+" 249 " + user->nick + " :" + oper->nick + " (" + oper->ident + "@" + oper->dhost + ") Idle: " +
(IS_LOCAL(oper) ? ConvToStr(ServerInstance->Time() - oper->idle_lastmsg) + " secs" : "unavailable"));
count++;
}
}
results.push_back(ServerInstance->Config->ServerName+" 249 "+user->nick+" :"+ConvToStr(count)+" OPER(s)");
return MOD_RES_DENY;
}
};
MODULE_INIT(ModuleHideOper)
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