-/* +------------------------------------+\r * | Inspire Internet Relay Chat Daemon |\r * +------------------------------------+\r *\r * InspIRCd: (C) 2002-2007 InspIRCd Development Team\r * See: http://www.inspircd.org/wiki/index.php/Credits\r *\r * This program is free but copyrighted software; see\r * the file COPYING for details.\r *\r * ---------------------------------------------------\r */\r\r#include "inspircd.h"\r#include "users.h"\r#include "channels.h"\r#include "modules.h"\r#include "hashcomp.h"\r#include "wildcard.h"\r\r/* $ModDesc: Implements config tags which allow blocking of joins to channels */\r\rclass ModuleDenyChannels : public Module\r{\r private:\r\r \r ConfigReader *Conf;\r\r public:\r ModuleDenyChannels(InspIRCd* Me) : Module(Me)\r {\r \r Conf = new ConfigReader(ServerInstance);\r }\r \r virtual void OnRehash(userrec* user, const std::string ¶m)\r {\r DELETE(Conf);\r Conf = new ConfigReader(ServerInstance);\r }\r\r virtual ~ModuleDenyChannels()\r {\r DELETE(Conf);\r }\r \r virtual Version GetVersion()\r {\r return Version(1,1,0,1,VF_VENDOR,API_VERSION);\r }\r\r void Implements(char* List)\r {\r List[I_OnUserPreJoin] = List[I_OnRehash] = 1;\r }\r\r virtual int OnUserPreJoin(userrec* user, chanrec* chan, const char* cname, std::string &privs)\r {\r for (int j =0; j < Conf->Enumerate("badchan"); j++)\r {\r if (match(cname, Conf->ReadValue("badchan","name",j).c_str()))\r {\r if (IS_OPER(user) && Conf->ReadFlag("badchan","allowopers",j))\r {\r return 0;\r }\r else\r {\r std::string reason = Conf->ReadValue("badchan","reason",j);\r user->WriteServ("926 %s %s :Channel %s is forbidden: %s",user->nick,cname,cname,reason.c_str());\r return 1;\r }\r }\r }\r return 0;\r }\r};\r\rMODULE_INIT(ModuleDenyChannels)\r
\ No newline at end of file
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
+ *
+ * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2005 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: Implements config tags which allow blocking of joins to channels */
+
+class ModuleDenyChannels : public Module
+{
+ public:
+ void init()
+ {
+ Implementation eventlist[] = { I_OnUserPreJoin, I_OnRehash };
+ ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
+ }
+
+ virtual void OnRehash(User* user)
+ {
+ /* check for redirect validity and loops/chains */
+ ConfigTagList tags = ServerInstance->Config->ConfTags("badchan");
+ for (ConfigIter i = tags.first; i != tags.second; ++i)
+ {
+ std::string name = i->second->getString("name");
+ std::string redirect = i->second->getString("redirect");
+
+ if (!redirect.empty())
+ {
+
+ if (!ServerInstance->IsChannel(redirect.c_str(), ServerInstance->Config->Limits.ChanMax))
+ {
+ if (user)
+ user->WriteServ("NOTICE %s :Invalid badchan redirect '%s'", user->nick.c_str(), redirect.c_str());
+ throw ModuleException("Invalid badchan redirect, not a channel");
+ }
+
+ for (ConfigIter j = tags.first; j != tags.second; ++j)
+ {
+ if (InspIRCd::Match(redirect, j->second->getString("name")))
+ {
+ bool goodchan = false;
+ ConfigTagList goodchans = ServerInstance->Config->ConfTags("badchan");
+ for (ConfigIter k = goodchans.first; k != goodchans.second; ++k)
+ {
+ if (InspIRCd::Match(redirect, k->second->getString("name")))
+ goodchan = true;
+ }
+
+ if (!goodchan)
+ {
+ /* <badchan:redirect> is a badchan */
+ if (user)
+ user->WriteServ("NOTICE %s :Badchan %s redirects to badchan %s", user->nick.c_str(), name.c_str(), redirect.c_str());
+ throw ModuleException("Badchan redirect loop");
+ }
+ }
+ }
+ }
+ }
+ }
+
+ virtual Version GetVersion()
+ {
+ return Version("Implements config tags which allow blocking of joins to channels", VF_VENDOR);
+ }
+
+
+ ModResult OnUserPreJoin(User* user, Channel* chan, const std::string& cname, std::string& privs, const std::string& keygiven)
+ {
+ ConfigTagList tags = ServerInstance->Config->ConfTags("badchan");
+ for (ConfigIter j = tags.first; j != tags.second; ++j)
+ {
+ if (InspIRCd::Match(cname, j->second->getString("name")))
+ {
+ if (user->IsOper() && j->second->getBool("allowopers"))
+ {
+ return MOD_RES_PASSTHRU;
+ }
+ else
+ {
+ std::string reason = j->second->getString("reason");
+ std::string redirect = j->second->getString("redirect");
+
+ ConfigTagList goodchans = ServerInstance->Config->ConfTags("goodchan");
+ for (ConfigIter i = goodchans.first; i != goodchans.second; ++i)
+ {
+ if (InspIRCd::Match(cname, i->second->getString("name")))
+ {
+ return MOD_RES_PASSTHRU;
+ }
+ }
+
+ if (ServerInstance->IsChannel(redirect.c_str(), ServerInstance->Config->Limits.ChanMax))
+ {
+ /* simple way to avoid potential loops: don't redirect to +L channels */
+ Channel *newchan = ServerInstance->FindChan(redirect);
+ if ((!newchan) || (!(newchan->IsModeSet('L'))))
+ {
+ user->WriteNumeric(926, "%s %s :Channel %s is forbidden, redirecting to %s: %s",user->nick.c_str(),cname.c_str(),cname.c_str(),redirect.c_str(), reason.c_str());
+ Channel::JoinUser(user, redirect, false, "", false, ServerInstance->Time());
+ return MOD_RES_DENY;
+ }
+ }
+
+ user->WriteNumeric(926, "%s %s :Channel %s is forbidden: %s",user->nick.c_str(),cname.c_str(),cname.c_str(),reason.c_str());
+ return MOD_RES_DENY;
+ }
+ }
+ }
+ return MOD_RES_PASSTHRU;
+ }
+};
+
+MODULE_INIT(ModuleDenyChannels)