1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2009 InspIRCd Development Team
6 * See: http://wiki.inspircd.org/Credits
8 * This program is free but copyrighted software; see
9 * the file COPYING for details.
11 * ---------------------------------------------------
16 /* $ModDesc: Implements config tags which allow blocking of joins to channels */
18 class ModuleDenyChannels : public Module
26 ModuleDenyChannels() {
28 Conf = new ConfigReader;
29 Implementation eventlist[] = { I_OnUserPreJoin, I_OnRehash };
30 ServerInstance->Modules->Attach(eventlist, this, 2);
33 virtual void OnRehash(User* user)
36 Conf = new ConfigReader;
37 /* check for redirect validity and loops/chains */
38 for (int i =0; i < Conf->Enumerate("badchan"); i++)
40 std::string name = Conf->ReadValue("badchan","name",i);
41 std::string redirect = Conf->ReadValue("badchan","redirect",i);
43 if (!redirect.empty())
46 if (!ServerInstance->IsChannel(redirect.c_str(), ServerInstance->Config->Limits.ChanMax))
49 user->WriteServ("NOTICE %s :Invalid badchan redirect '%s'", user->nick.c_str(), redirect.c_str());
50 throw ModuleException("Invalid badchan redirect, not a channel");
53 for (int j =0; j < Conf->Enumerate("badchan"); j++)
55 if (InspIRCd::Match(redirect, Conf->ReadValue("badchan","name",j)))
57 bool goodchan = false;
58 for (int k =0; k < Conf->Enumerate("goodchan"); k++)
60 if (InspIRCd::Match(redirect, Conf->ReadValue("goodchan","name",k)))
66 /* <badchan:redirect> is a badchan */
68 user->WriteServ("NOTICE %s :Badchan %s redirects to badchan %s", user->nick.c_str(), name.c_str(), redirect.c_str());
69 throw ModuleException("Badchan redirect loop");
77 virtual ~ModuleDenyChannels()
82 virtual Version GetVersion()
84 return Version("Implements config tags which allow blocking of joins to channels", VF_VENDOR,API_VERSION);
88 virtual ModResult OnUserPreJoin(User* user, Channel* chan, const char* cname, std::string &privs, const std::string &keygiven)
90 for (int j =0; j < Conf->Enumerate("badchan"); j++)
92 if (InspIRCd::Match(cname, Conf->ReadValue("badchan","name",j)))
94 if (IS_OPER(user) && Conf->ReadFlag("badchan","allowopers",j))
96 return MOD_RES_PASSTHRU;
100 std::string reason = Conf->ReadValue("badchan","reason",j);
101 std::string redirect = Conf->ReadValue("badchan","redirect",j);
103 for (int i = 0; i < Conf->Enumerate("goodchan"); i++)
105 if (InspIRCd::Match(cname, Conf->ReadValue("goodchan", "name", i)))
107 return MOD_RES_PASSTHRU;
111 if (ServerInstance->IsChannel(redirect.c_str(), ServerInstance->Config->Limits.ChanMax))
113 /* simple way to avoid potential loops: don't redirect to +L channels */
114 Channel *newchan = ServerInstance->FindChan(redirect);
115 if ((!newchan) || (!(newchan->IsModeSet('L'))))
117 user->WriteNumeric(926, "%s %s :Channel %s is forbidden, redirecting to %s: %s",user->nick.c_str(),cname,cname,redirect.c_str(), reason.c_str());
118 Channel::JoinUser(user,redirect.c_str(),false,"",false,ServerInstance->Time());
123 user->WriteNumeric(926, "%s %s :Channel %s is forbidden: %s",user->nick.c_str(),cname,cname,reason.c_str());
128 return MOD_RES_PASSTHRU;
132 MODULE_INIT(ModuleDenyChannels)