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|
/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2009 InspIRCd Development Team
* See: http://wiki.inspircd.org/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#include "inspircd.h"
/* $ModDesc: Provides channel mode +J (delay rejoin after kick) */
static inline int strtoint(const std::string &str)
{
std::istringstream ss(str);
int result;
ss >> result;
return result;
}
typedef std::map<User*, time_t> delaylist;
/** Handles channel mode +J
*/
class KickRejoin : public ModeHandler
{
public:
SimpleExtItem<delaylist> ext;
KickRejoin(Module* Creator) : ModeHandler(Creator, 'J', PARAM_SETONLY, MODETYPE_CHANNEL),
ext("norejoinusers", Creator) { }
ModePair ModeSet(User* source, User* dest, Channel* channel, const std::string ¶meter)
{
if (channel->IsModeSet('J'))
return std::make_pair(true, channel->GetModeParameter('J'));
else
return std::make_pair(false, parameter);
}
ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
{
if (!adding)
{
ext.unset(channel);
if (!channel->IsModeSet('J'))
{
return MODEACTION_DENY;
}
else
{
channel->SetModeParam('J', "");
return MODEACTION_ALLOW;
}
}
else if (atoi(parameter.c_str()) > 0)
{
if (!channel->IsModeSet('J'))
{
parameter = ConvToStr(atoi(parameter.c_str()));
channel->SetModeParam('J', parameter);
return MODEACTION_ALLOW;
}
else
{
std::string cur_param = channel->GetModeParameter('J');
if (cur_param == parameter)
{
// mode params match, don't change mode
return MODEACTION_DENY;
}
else
{
// new mode param, replace old with new
parameter = ConvToStr(atoi(parameter.c_str()));
if (parameter != "0")
{
channel->SetModeParam('J', parameter);
return MODEACTION_ALLOW;
}
else
{
/* Fix to jamie's fix, dont allow +J 0 on the new value! */
return MODEACTION_DENY;
}
}
}
}
else
{
return MODEACTION_DENY;
}
}
};
class ModuleKickNoRejoin : public Module
{
KickRejoin kr;
public:
ModuleKickNoRejoin()
: kr(this)
{
if (!ServerInstance->Modes->AddMode(&kr))
throw ModuleException("Could not add new modes!");
Extensible::Register(&kr.ext);
Implementation eventlist[] = { I_OnUserPreJoin, I_OnUserKick };
ServerInstance->Modules->Attach(eventlist, this, 2);
}
ModResult OnUserPreJoin(User* user, Channel* chan, const char* cname, std::string &privs, const std::string &keygiven)
{
if (chan)
{
delaylist* dl = kr.ext.get(chan);
if (dl)
{
std::vector<User*> itemstoremove;
for (delaylist::iterator iter = dl->begin(); iter != dl->end(); iter++)
{
if (iter->second > ServerInstance->Time())
{
if (iter->first == user)
{
user->WriteNumeric(ERR_DELAYREJOIN, "%s %s :You must wait %s seconds after being kicked to rejoin (+J)", user->nick.c_str(), chan->name.c_str(), chan->GetModeParameter('J').c_str());
return MOD_RES_DENY;
}
}
else
{
// Expired record, remove.
itemstoremove.push_back(iter->first);
}
}
for (unsigned int i = 0; i < itemstoremove.size(); i++)
dl->erase(itemstoremove[i]);
if (!dl->size())
kr.ext.unset(chan);
}
}
return MOD_RES_PASSTHRU;
}
void OnUserKick(User* source, Membership* memb, const std::string &reason, CUList& excepts)
{
if (memb->chan->IsModeSet('J') && (source != memb->user))
{
delaylist* dl = kr.ext.get(memb->chan);
if (dl)
{
dl = new delaylist;
kr.ext.set(memb->chan, dl);
}
(*dl)[memb->user] = ServerInstance->Time() + strtoint(memb->chan->GetModeParameter('J'));
}
}
~ModuleKickNoRejoin()
{
ServerInstance->Modes->DelMode(&kr);
}
Version GetVersion()
{
return Version("Channel mode J, kick-no-rejoin", VF_COMMON | VF_VENDOR);
}
};
MODULE_INIT(ModuleKickNoRejoin)
|
