#include "inspircd.h"
-/* $ModDesc: Provides channel mode +J (delay rejoin after kick) */
+class KickRejoinData
+{
+ struct KickedUser
+ {
+ std::string uuid;
+ time_t expire;
+
+ KickedUser(User* user, unsigned int Delay)
+ : uuid(user->uuid)
+ , expire(ServerInstance->Time() + Delay)
+ {
+ }
+ };
+
+ typedef std::vector<KickedUser> KickedList;
-typedef std::map<User*, time_t> delaylist;
+ mutable KickedList kicked;
+
+ public:
+ const unsigned int delay;
+
+ KickRejoinData(unsigned int Delay) : delay(Delay) { }
+
+ bool canjoin(LocalUser* user) const
+ {
+ for (KickedList::iterator i = kicked.begin(); i != kicked.end(); )
+ {
+ KickedUser& rec = *i;
+ if (rec.expire > ServerInstance->Time())
+ {
+ if (rec.uuid == user->uuid)
+ return false;
+ ++i;
+ }
+ else
+ {
+ // Expired record, remove.
+ stdalgo::vector::swaperase(kicked, i);
+ if (kicked.empty())
+ break;
+ }
+ }
+ return true;
+ }
+
+ void add(User* user)
+ {
+ // One user can be in the list multiple times if the user gets kicked, force joins
+ // (skipping OnUserPreJoin) and gets kicked again, but that's okay because canjoin()
+ // works correctly in this case as well
+ kicked.push_back(KickedUser(user, delay));
+ }
+};
/** Handles channel mode +J
*/
-class KickRejoin : public ParamChannelModeHandler
+class KickRejoin : public ParamMode<KickRejoin, SimpleExtItem<KickRejoinData> >
{
+ const unsigned int max;
public:
- SimpleExtItem<delaylist> ext;
- KickRejoin(Module* Creator) : ParamChannelModeHandler(Creator, "kicknorejoin", 'J'), ext("norejoinusers", Creator) { }
+ KickRejoin(Module* Creator)
+ : ParamMode<KickRejoin, SimpleExtItem<KickRejoinData> >(Creator, "kicknorejoin", 'J')
+ , max(60)
+ {
+ }
- bool ParamValidate(std::string& parameter)
+ ModeAction OnSet(User* source, Channel* channel, std::string& parameter) CXX11_OVERRIDE
{
- int v = atoi(parameter.c_str());
+ int v = ConvToInt(parameter);
if (v <= 0)
- return false;
- parameter = ConvToStr(v);
- return true;
+ {
+ source->WriteNumeric(Numerics::InvalidModeParameter(channel, this, parameter));
+ return MODEACTION_DENY;
+ }
+
+ if ((IS_LOCAL(source) && ((unsigned int)v > max)))
+ v = max;
+
+ ext.set(channel, new KickRejoinData(v));
+ return MODEACTION_ALLOW;
+ }
+
+ void SerializeParam(Channel* chan, const KickRejoinData* krd, std::string& out)
+ {
+ out.append(ConvToStr(krd->delay));
}
- ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
+ std::string GetModuleSettings() const
{
- ModeAction rv = ParamChannelModeHandler::OnModeChange(source, dest, channel, parameter, adding);
- if (rv == MODEACTION_ALLOW && !adding)
- ext.unset(channel);
- return rv;
+ return ConvToStr(max);
}
};
KickRejoin kr;
public:
-
ModuleKickNoRejoin()
: kr(this)
{
- if (!ServerInstance->Modes->AddMode(&kr))
- throw ModuleException("Could not add new modes!");
- ServerInstance->Extensions.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)
+ ModResult OnUserPreJoin(LocalUser* user, Channel* chan, const std::string& cname, std::string& privs, const std::string& keygiven) CXX11_OVERRIDE
{
if (chan)
{
- delaylist* dl = kr.ext.get(chan);
- if (dl)
+ const KickRejoinData* data = kr.ext.get(chan);
+ if ((data) && (!data->canjoin(user)))
{
- std::vector<User*> itemstoremove;
-
- for (delaylist::iterator iter = dl->begin(); iter != dl->end(); iter++)
- {
- if (iter->second > ServerInstance->Time())
- {
- if (iter->first == user)
- {
- std::string modeparam = chan->GetModeParameter(&kr);
- 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(), modeparam.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);
+ user->WriteNumeric(ERR_DELAYREJOIN, chan, InspIRCd::Format("You must wait %u seconds after being kicked to rejoin (+J)", data->delay));
+ return MOD_RES_DENY;
}
}
return MOD_RES_PASSTHRU;
}
- void OnUserKick(User* source, Membership* memb, const std::string &reason, CUList& excepts)
+ void OnUserKick(User* source, Membership* memb, const std::string &reason, CUList& excepts) CXX11_OVERRIDE
{
- if (memb->chan->IsModeSet(&kr) && (source != memb->user))
+ if ((!IS_LOCAL(memb->user)) || (source == memb->user))
+ return;
+
+ KickRejoinData* data = kr.ext.get(memb->chan);
+ if (data)
{
- delaylist* dl = kr.ext.get(memb->chan);
- if (!dl)
- {
- dl = new delaylist;
- kr.ext.set(memb->chan, dl);
- }
- (*dl)[memb->user] = ServerInstance->Time() + ConvToInt(memb->chan->GetModeParameter(&kr));
+ data->add(memb->user);
}
}
- ~ModuleKickNoRejoin()
+ Version GetVersion() CXX11_OVERRIDE
{
- }
-
- Version GetVersion()
- {
- return Version("Channel mode to delay rejoin after kick", VF_VENDOR);
+ return Version("Channel mode to delay rejoin after kick", VF_VENDOR | VF_COMMON, kr.GetModuleSettings());
}
};
-
MODULE_INIT(ModuleKickNoRejoin)