-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2009 InspIRCd Development Team
- * See: http://wiki.inspircd.org/Credits
+ * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2007, 2009 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2008 Pippijn van Steenhoven <pip88nl@gmail.com>
+ * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2007 Craig Edwards <craigedwards@brainbox.cc>
+ * Copyright (C) 2007 Oliver Lupton <oliverlupton@gmail.com>
*
- * This program is free but copyrighted software; see
- * the file COPYING for details.
+ * 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"
#include "u_listmode.h"
/* $ModDesc: Allows an extended ban (+b) syntax redirecting banned users to another channel */
-/* $ModDep: ../../include/u_listmode.h */
/* Originally written by Om, January 2009
*/
-class BanRedirectEntry : public classbase
+class BanRedirectEntry
{
public:
std::string targetchan;
class BanRedirect : public ModeWatcher
{
public:
- BanRedirect(InspIRCd* Instance)
- : ModeWatcher(Instance, 'b', MODETYPE_CHANNEL)
+ SimpleExtItem<BanRedirectList> extItem;
+ BanRedirect(Module* parent) : ModeWatcher(parent, 'b', MODETYPE_CHANNEL),
+ extItem("banredirect", parent)
{
}
- bool BeforeMode(User* source, User* dest, Channel* channel, std::string ¶m, bool adding, ModeType type, bool)
+ bool BeforeMode(User* source, User* dest, Channel* channel, std::string ¶m, bool adding, ModeType type)
{
/* nick!ident@host -> nick!ident@host
* nick!ident@host#chan -> nick!ident@host#chan
start_pos = curr+1;
break;
case '#':
- mask[current].assign(start_pos, curr);
- current = CHAN;
- start_pos = curr;
+ /* bug #921: don't barf when redirecting to ## channels */
+ if (current != CHAN)
+ {
+ mask[current].assign(start_pos, curr);
+ current = CHAN;
+ start_pos = curr;
+ }
break;
}
}
if(mask[CHAN].length())
{
- if (IS_LOCAL(source))
+ if (adding && IS_LOCAL(source))
{
if (!ServerInstance->IsChannel(mask[CHAN].c_str(), ServerInstance->Config->Limits.ChanMax))
{
source->WriteNumeric(690, "%s :Target channel %s must exist to be set as a redirect.",source->nick.c_str(),mask[CHAN].c_str());
return false;
}
- else if (c->GetStatus(source) < STATUS_OP)
+ else if (adding && c->GetPrefixValue(source) < OP_VALUE)
{
source->WriteNumeric(690, "%s :You must be opped on %s to set it as a redirect.",source->nick.c_str(), mask[CHAN].c_str());
return false;
if(adding)
{
/* It's a properly valid redirecting ban, and we're adding it */
- if(!channel->GetExt("banredirects", redirects))
+ redirects = extItem.get(channel);
+ if (!redirects)
{
redirects = new BanRedirectList;
- channel->Extend("banredirects", redirects);
+ extItem.set(channel, redirects);
}
/* Here 'param' doesn't have the channel on it yet */
else
{
/* Removing a ban, if there's no extensible there are no redirecting bans and we're fine. */
- if(channel->GetExt("banredirects", redirects))
+ redirects = extItem.get(channel);
+ if (redirects)
{
/* But there were, so we need to remove the matching one if there is one */
if(redirects->empty())
{
- delete redirects;
- channel->Shrink("banredirects");
+ extItem.unset(channel);
}
break;
class ModuleBanRedirect : public Module
{
- BanRedirect* re;
+ BanRedirect re;
bool nofollow;
- Module* ExceptionModule;
public:
- ModuleBanRedirect(InspIRCd* Me)
- : Module(Me)
+ ModuleBanRedirect()
+ : re(this)
{
- re = new BanRedirect(Me);
nofollow = false;
+ }
- if(!ServerInstance->Modes->AddModeWatcher(re))
- {
- delete re;
- throw ModuleException("Could not add mode watcher");
- }
- OnRehash(NULL, "");
+ void init()
+ {
+ if(!ServerInstance->Modes->AddModeWatcher(&re))
+ throw ModuleException("Could not add mode watcher");
- Implementation list[] = { I_OnRehash, I_OnUserPreJoin, I_OnChannelDelete, I_OnCleanup };
- Me->Modules->Attach(list, this, 4);
+ OnRehash(NULL);
+ ServerInstance->Extensions.Register(&re.extItem);
+ Implementation list[] = { I_OnRehash, I_OnUserPreJoin, I_OnChannelDelete };
+ ServerInstance->Modules->Attach(list, this, 3);
}
virtual void OnChannelDelete(Channel* chan)
if(target_type == TYPE_CHANNEL)
{
Channel* chan = static_cast<Channel*>(item);
- BanRedirectList* redirects;
+ BanRedirectList* redirects = re.extItem.get(chan);
- if(chan->GetExt("banredirects", redirects))
+ if(redirects)
{
- irc::modestacker modestack(ServerInstance, false);
+ irc::modestacker modestack(false);
StringDeque stackresult;
std::vector<std::string> mode_junk;
mode_junk.push_back(chan->name);
ServerInstance->SendMode(mode_junk, ServerInstance->FakeClient);
mode_junk.erase(mode_junk.begin() + 1, mode_junk.end());
}
-
- delete redirects;
- chan->Shrink("banredirects");
}
}
}
- virtual void OnRehash(User* user, const std::string ¶m)
+ virtual void OnRehash(User* user)
{
- ExceptionModule = ServerInstance->Modules->Find("m_banexception.so");
}
- virtual int OnUserPreJoin(User* user, Channel* chan, const char* cname, std::string &privs, const std::string &keygiven)
+ virtual ModResult OnUserPreJoin(User* user, Channel* chan, const char* cname, std::string &privs, const std::string &keygiven)
{
/* This prevents recursion when a user sets multiple ban redirects in a chain
* (thanks Potter)
*/
if (nofollow)
- return 0;
+ return MOD_RES_PASSTHRU;
/* Return 1 to prevent the join, 0 to allow it */
if (chan)
{
- BanRedirectList* redirects;
+ BanRedirectList* redirects = re.extItem.get(chan);
- if(chan->GetExt("banredirects", redirects))
+ if (redirects)
{
/* We actually had some ban redirects to check */
* Maybe we should have a GetFullIPHost() or something to match GetFullHost() and GetFullRealHost?
*/
- if (ExceptionModule)
+ ModResult result;
+ FIRST_MOD_RESULT(OnCheckChannelBan, result, (user, chan));
+ if (result == MOD_RES_ALLOW)
{
- ListModeRequest n(this, ExceptionModule, user, chan);
- /* Users with ban exceptions are allowed to join without being redirected */
- if (n.Send())
- return 0;
+ // they have a ban exception
+ return MOD_RES_PASSTHRU;
}
std::string ipmask(user->nick);
if(destchan && ServerInstance->Modules->Find("m_redirect.so") && destchan->IsModeSet('L') && !destlimit.empty() && (destchan->GetUserCounter() >= atoi(destlimit.c_str())))
{
user->WriteNumeric(474, "%s %s :Cannot join channel (You are banned)", user->nick.c_str(), chan->name.c_str());
- return 1;
+ return MOD_RES_DENY;
}
else
{
user->WriteNumeric(474, "%s %s :Cannot join channel (You are banned)", user->nick.c_str(), chan->name.c_str());
user->WriteNumeric(470, "%s %s %s :You are banned from this channel, so you are automatically transfered to the redirected channel.", user->nick.c_str(), chan->name.c_str(), redir->targetchan.c_str());
nofollow = true;
- Channel::JoinUser(ServerInstance, user, redir->targetchan.c_str(), false, "", false, ServerInstance->Time());
+ Channel::JoinUser(user, redir->targetchan.c_str(), false, "", false, ServerInstance->Time());
nofollow = false;
- return 1;
+ return MOD_RES_DENY;
}
}
}
}
}
- return 0;
+ return MOD_RES_PASSTHRU;
}
virtual ~ModuleBanRedirect()
{
- ServerInstance->Modes->DelModeWatcher(re);
- delete re;
+ /* XXX is this the best place to do this? */
+ if (!ServerInstance->Modes->DelModeWatcher(&re))
+ ServerInstance->Logs->Log("m_banredirect.so", DEBUG, "Failed to delete modewatcher!");
}
virtual Version GetVersion()
{
- return Version("$Id$", VF_COMMON|VF_VENDOR, API_VERSION);
+ return Version("Allows an extended ban (+b) syntax redirecting banned users to another channel", VF_COMMON|VF_VENDOR);
}
void Prioritize()