1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2009 InspIRCd Development Team
6 * See: http://www.inspircd.org/wiki/index.php/Credits
8 * This program is free but copyrighted software; see
9 * the file COPYING for details.
11 * ---------------------------------------------------
16 /* $ModDesc: Implements config tags which allow blocking of joins to channels */
18 class ModuleDenyChannels : public Module
26 ModuleDenyChannels(InspIRCd* Me) : Module(Me)
29 Conf = new ConfigReader(ServerInstance);
30 Implementation eventlist[] = { I_OnUserPreJoin, I_OnRehash };
31 ServerInstance->Modules->Attach(eventlist, this, 2);
34 virtual void OnRehash(User* user, const std::string ¶m)
37 Conf = new ConfigReader(ServerInstance);
38 /* check for redirect validity and loops/chains */
39 for (int i =0; i < Conf->Enumerate("badchan"); i++)
41 std::string name = Conf->ReadValue("badchan","name",i);
42 std::string redirect = Conf->ReadValue("badchan","redirect",i);
44 if (!redirect.empty())
47 if (!ServerInstance->IsChannel(redirect.c_str(), ServerInstance->Config->Limits.ChanMax))
50 user->WriteServ("NOTICE %s :Invalid badchan redirect '%s'", user->nick.c_str(), redirect.c_str());
51 throw ModuleException("Invalid badchan redirect, not a channel");
54 for (int j =0; j < Conf->Enumerate("badchan"); j++)
56 if (InspIRCd::Match(redirect, Conf->ReadValue("badchan","name",j)))
58 bool goodchan = false;
59 for (int k =0; k < Conf->Enumerate("goodchan"); k++)
61 if (InspIRCd::Match(redirect, Conf->ReadValue("goodchan","name",k)))
67 /* <badchan:redirect> is a badchan */
69 user->WriteServ("NOTICE %s :Badchan %s redirects to badchan %s", user->nick.c_str(), name.c_str(), redirect.c_str());
70 throw ModuleException("Badchan redirect loop");
78 virtual ~ModuleDenyChannels()
83 virtual Version GetVersion()
85 return Version("$Id$", VF_VENDOR,API_VERSION);
89 virtual int OnUserPreJoin(User* user, Channel* chan, const char* cname, std::string &privs, const std::string &keygiven)
91 for (int j =0; j < Conf->Enumerate("badchan"); j++)
93 if (InspIRCd::Match(cname, Conf->ReadValue("badchan","name",j)))
95 if (IS_OPER(user) && Conf->ReadFlag("badchan","allowopers",j))
101 std::string reason = Conf->ReadValue("badchan","reason",j);
102 std::string redirect = Conf->ReadValue("badchan","redirect",j);
104 for (int i = 0; i < Conf->Enumerate("goodchan"); i++)
106 if (InspIRCd::Match(cname, Conf->ReadValue("goodchan", "name", i)))
112 if (ServerInstance->IsChannel(redirect.c_str(), ServerInstance->Config->Limits.ChanMax))
114 /* simple way to avoid potential loops: don't redirect to +L channels */
115 Channel *newchan = ServerInstance->FindChan(redirect);
116 if ((!newchan) || (!(newchan->IsModeSet('L'))))
118 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());
119 Channel::JoinUser(ServerInstance,user,redirect.c_str(),false,"",false,ServerInstance->Time());
124 user->WriteNumeric(926, "%s %s :Channel %s is forbidden: %s",user->nick.c_str(),cname,cname,reason.c_str());
133 MODULE_INIT(ModuleDenyChannels)