-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2008 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2009 Uli Schlachter <psychon@znc.in>
+ * Copyright (C) 2007-2009 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2007-2008 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2008 Pippijn van Steenhoven <pip88nl@gmail.com>
+ * Copyright (C) 2008 Geoff Bricker <geoff.bricker@gmail.com>
+ * Copyright (C) 2004-2006 Craig Edwards <craigedwards@brainbox.cc>
+ * Copyright (C) 2006 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"
-
-/* $ModDesc: Provides support for unreal-style oper-override */
-typedef std::map<std::string,std::string> override_t;
+#include "inspircd.h"
+#include "modules/invite.h"
class ModuleOverride : public Module
{
- override_t overrides;
bool RequireKey;
bool NoisyOverride;
- bool OverriddenMode;
- int OverOps, OverDeops, OverVoices, OverDevoices, OverHalfops, OverDehalfops;
-
- public:
+ ChanModeReference topiclock;
+ ChanModeReference inviteonly;
+ ChanModeReference key;
+ ChanModeReference limit;
+ Invite::API invapi;
- ModuleOverride(InspIRCd* Me)
- : Module(Me)
+ static bool IsOverride(unsigned int userlevel, const Modes::ChangeList::List& list)
{
- // read our config options (main config file)
- OnRehash(NULL,"");
- ServerInstance->SNO->EnableSnomask('G', "GODMODE");
- OverriddenMode = false;
- OverOps = OverDeops = OverVoices = OverDevoices = OverHalfops = OverDehalfops = 0;
- Implementation eventlist[] = { I_OnRehash, I_OnAccessCheck, I_On005Numeric, I_OnUserPreJoin, I_OnUserPreKick, I_OnPostCommand, I_OnLocalTopicChange };
- ServerInstance->Modules->Attach(eventlist, this, 7);
+ for (Modes::ChangeList::List::const_iterator i = list.begin(); i != list.end(); ++i)
+ {
+ ModeHandler* mh = i->mh;
+ if (mh->GetLevelRequired() > userlevel)
+ return true;
+ }
+ return false;
}
- virtual void OnRehash(User* user, const std::string ¶meter)
+ ModResult HandleJoinOverride(LocalUser* user, Channel* chan, const std::string& keygiven, const char* bypasswhat, const char* mode)
{
- // on a rehash we delete our classes for good measure and create them again.
- ConfigReader* Conf = new ConfigReader(ServerInstance);
-
- // re-read our config options on a rehash
- NoisyOverride = Conf->ReadFlag("override", "noisy", 0);
- RequireKey = Conf->ReadFlag("override", "requirekey", 0);
-
- overrides.clear();
-
- for (int j =0; j < Conf->Enumerate("type"); j++)
+ if (RequireKey && keygiven != "override")
{
- std::string typen = Conf->ReadValue("type","name",j);
- std::string tokenlist = Conf->ReadValue("type","override",j);
- overrides[typen] = tokenlist;
+ // Can't join normally -- must use a special key to bypass restrictions
+ user->WriteNotice("*** You may not join normally. You must join with a key of 'override' to oper override.");
+ return MOD_RES_PASSTHRU;
}
- delete Conf;
+ if (NoisyOverride)
+ chan->WriteNotice(InspIRCd::Format("%s used oper override to bypass %s", user->nick.c_str(), bypasswhat));
+ ServerInstance->SNO->WriteGlobalSno('v', user->nick+" used oper override to bypass " + mode + " on " + chan->name);
+ return MOD_RES_ALLOW;
}
-
- virtual void OnPostCommand(const std::string &command, const std::vector<std::string> ¶meters, User *user, CmdResult result, const std::string &original_line)
+ public:
+ ModuleOverride()
+ : topiclock(this, "topiclock")
+ , inviteonly(this, "inviteonly")
+ , key(this, "key")
+ , limit(this, "limit")
+ , invapi(this)
{
- if ((OverriddenMode) && (irc::string(command.c_str()) == "MODE") && (result == CMD_SUCCESS))
- {
- int Total = OverOps + OverDeops + OverVoices + OverDevoices + OverHalfops + OverDehalfops;
- if (Total == 0)
- return;
-
- ServerInstance->SNO->WriteToSnoMask('G',std::string(user->nick)+" Overriding modes: "+ServerInstance->Modes->GetLastParse()+" "+(Total ? "[Detail: " : "")+
- (OverOps ? ConvToStr(OverOps)+" op"+(OverOps != 1 ? "s" : "")+" " : "")+
- (OverDeops ? ConvToStr(OverDeops)+" deop"+(OverDeops != 1 ? "s" : "")+" " : "")+
- (OverVoices ? ConvToStr(OverVoices)+" voice"+(OverVoices != 1 ? "s" : "")+" " : "")+
- (OverDevoices ? ConvToStr(OverDevoices)+" devoice"+(OverDevoices != 1 ? "s" : "")+" " : "")+
- (OverHalfops ? ConvToStr(OverHalfops)+" halfop"+(OverHalfops != 1 ? "s" : "")+" " : "")+
- (OverDehalfops ? ConvToStr(OverDehalfops)+" dehalfop"+(OverDehalfops != 1 ? "s" : "") : "")
- +(Total ? "]" : ""));
+ }
- OverriddenMode = false;
- OverOps = OverDeops = OverVoices = OverDevoices = OverHalfops = OverDehalfops = 0;
- }
+ void init() CXX11_OVERRIDE
+ {
+ ServerInstance->SNO->EnableSnomask('v', "OVERRIDE");
}
- virtual void On005Numeric(std::string &output)
+ void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
{
- output.append(" OVERRIDE");
+ // re-read our config options
+ ConfigTag* tag = ServerInstance->Config->ConfValue("override");
+ NoisyOverride = tag->getBool("noisy");
+ RequireKey = tag->getBool("requirekey");
}
- virtual bool CanOverride(User* source, const char* token)
+ void On005Numeric(std::map<std::string, std::string>& tokens) CXX11_OVERRIDE
{
- // checks to see if the oper's type has <type:override>
- override_t::iterator j = overrides.find(source->oper);
+ tokens["OVERRIDE"];
+ }
- if (j != overrides.end())
- {
- // its defined or * is set, return its value as a boolean for if the token is set
- return ((j->second.find(token, 0) != std::string::npos) || (j->second.find("*", 0) != std::string::npos));
- }
+ bool CanOverride(User* source, const char* token)
+ {
+ std::string tokenlist = source->oper->getConfig("override");
- // its not defined at all, count as false
- return false;
+ // its defined or * is set, return its value as a boolean for if the token is set
+ return ((tokenlist.find(token, 0) != std::string::npos) || (tokenlist.find("*", 0) != std::string::npos));
}
- virtual int OnLocalTopicChange(User *source, Channel *channel, const std::string &topic)
+ ModResult OnPreTopicChange(User *source, Channel *channel, const std::string &topic) CXX11_OVERRIDE
{
- if (IS_OPER(source) && CanOverride(source, "TOPIC"))
+ if (IS_LOCAL(source) && source->IsOper() && CanOverride(source, "TOPIC"))
{
- if (!channel->HasUser(source) || (channel->IsModeSet('t') && channel->GetStatus(source) < STATUS_HOP))
+ if (!channel->HasUser(source) || (channel->IsModeSet(topiclock) && channel->GetPrefixValue(source) < HALFOP_VALUE))
{
- ServerInstance->SNO->WriteToSnoMask('G',std::string(source->nick)+" used oper override to change a topic on "+std::string(channel->name));
+ ServerInstance->SNO->WriteGlobalSno('v',source->nick+" used oper override to change a topic on "+channel->name);
}
// Explicit allow
- return -1;
+ return MOD_RES_ALLOW;
}
- return 0;
+ return MOD_RES_PASSTHRU;
}
- virtual int OnUserPreKick(User* source, User* user, Channel* chan, const std::string &reason)
+ ModResult OnUserPreKick(User* source, Membership* memb, const std::string &reason) CXX11_OVERRIDE
{
- if (IS_OPER(source) && CanOverride(source,"KICK"))
+ if (source->IsOper() && CanOverride(source,"KICK"))
{
// If the kicker's status is less than the target's, or the kicker's status is less than or equal to voice
- if ((chan->GetStatus(source) < chan->GetStatus(user)) || (chan->GetStatus(source) <= STATUS_VOICE))
- {
- ServerInstance->SNO->WriteToSnoMask('G',std::string(source->nick)+" used oper override to kick "+std::string(user->nick)+" on "+std::string(chan->name)+" ("+reason+")");
+ if ((memb->chan->GetPrefixValue(source) < memb->getRank()) || (memb->chan->GetPrefixValue(source) <= VOICE_VALUE))
+ {
+ ServerInstance->SNO->WriteGlobalSno('v',source->nick+" used oper override to kick "+memb->user->nick+" on "+memb->chan->name+" ("+reason+")");
+ return MOD_RES_ALLOW;
}
- /* Returning -1 explicitly allows the kick */
- return -1;
}
- return 0;
+ return MOD_RES_PASSTHRU;
}
- virtual int OnAccessCheck(User* source,User* dest,Channel* channel,int access_type)
+ ModResult OnPreMode(User* source, User* dest, Channel* channel, Modes::ChangeList& modes) CXX11_OVERRIDE
{
- if (IS_OPER(source))
+ if (!channel)
+ return MOD_RES_PASSTHRU;
+ if (!source->IsOper() || !IS_LOCAL(source))
+ return MOD_RES_PASSTHRU;
+
+ const Modes::ChangeList::List& list = modes.getlist();
+ unsigned int mode = channel->GetPrefixValue(source);
+
+ if (!IsOverride(mode, list))
+ return MOD_RES_PASSTHRU;
+
+ if (CanOverride(source, "MODE"))
{
- if (source && channel)
+ std::string msg = source->nick + " overriding modes: ";
+
+ // Construct a MODE string in the old format for sending it as a snotice
+ std::string params;
+ char pm = 0;
+ for (Modes::ChangeList::List::const_iterator i = list.begin(); i != list.end(); ++i)
{
- // Fix by brain - allow the change if they arent on channel - rely on boolean short-circuit
- // to not check the other items in the statement if they arent on the channel
- int mode = channel->GetStatus(source);
- switch (access_type)
- {
- case AC_DEOP:
- if (CanOverride(source,"MODEDEOP"))
- {
- if ((!channel->HasUser(source)) || (mode < STATUS_OP))
- OverDeops++;
- return ACR_ALLOW;
- }
- else
- {
- return ACR_DEFAULT;
- }
- break;
- case AC_OP:
- if (CanOverride(source,"MODEOP"))
- {
- if ((!channel->HasUser(source)) || (mode < STATUS_OP))
- OverOps++;
- return ACR_ALLOW;
- }
- else
- {
- return ACR_DEFAULT;
- }
- break;
- case AC_VOICE:
- if (CanOverride(source,"MODEVOICE"))
- {
- if ((!channel->HasUser(source)) || (mode < STATUS_HOP))
- OverVoices++;
- return ACR_ALLOW;
- }
- else
- {
- return ACR_DEFAULT;
- }
- break;
- case AC_DEVOICE:
- if (CanOverride(source,"MODEDEVOICE"))
- {
- if ((!channel->HasUser(source)) || (mode < STATUS_HOP))
- OverDevoices++;
- return ACR_ALLOW;
- }
- else
- {
- return ACR_DEFAULT;
- }
- break;
- case AC_HALFOP:
- if (CanOverride(source,"MODEHALFOP"))
- {
- if ((!channel->HasUser(source)) || (mode < STATUS_OP))
- OverHalfops++;
- return ACR_ALLOW;
- }
- else
- {
- return ACR_DEFAULT;
- }
- break;
- case AC_DEHALFOP:
- if (CanOverride(source,"MODEDEHALFOP"))
- {
- if ((!channel->HasUser(source)) || (mode < STATUS_OP))
- OverDehalfops++;
- return ACR_ALLOW;
- }
- else
- {
- return ACR_DEFAULT;
- }
- break;
- }
+ const Modes::Change& item = *i;
+ if (!item.param.empty())
+ params.append(1, ' ').append(item.param);
- if (CanOverride(source,"OTHERMODE"))
- {
- if ((!channel->HasUser(source)) || (mode < STATUS_OP))
- {
- OverriddenMode = true;
- OverOps = OverDeops = OverVoices = OverDevoices = OverHalfops = OverDehalfops = 0;
- }
- return ACR_ALLOW;
- }
- else
+ char wanted_pm = (item.adding ? '+' : '-');
+ if (wanted_pm != pm)
{
- return ACR_DEFAULT;
+ pm = wanted_pm;
+ msg += pm;
}
+
+ msg += item.mh->GetModeChar();
}
+ msg += params;
+ ServerInstance->SNO->WriteGlobalSno('v',msg);
+ return MOD_RES_ALLOW;
}
-
- return ACR_DEFAULT;
+ return MOD_RES_PASSTHRU;
}
- virtual int 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 (IS_LOCAL(user) && IS_OPER(user))
+ if (user->IsOper())
{
if (chan)
{
- if ((chan->modes[CM_INVITEONLY]) && (CanOverride(user,"INVITE")))
- {
- irc::string x(chan->name.c_str());
- if (!user->IsInvited(x))
- {
- if (RequireKey && keygiven != "override")
- {
- // Can't join normally -- must use a special key to bypass restrictions
- user->WriteServ("NOTICE %s :*** You may not join normally. You must join with a key of 'override' to oper override.", user->nick.c_str());
- return 1;
- }
-
- if (NoisyOverride)
- chan->WriteChannelWithServ(ServerInstance->Config->ServerName, "NOTICE %s :%s used oper override to bypass invite-only", cname, user->nick.c_str());
- ServerInstance->SNO->WriteToSnoMask('G', user->nick+" used oper override to bypass +i on "+std::string(cname));
- }
- return -1;
- }
-
- if ((chan->modes[CM_KEY]) && (CanOverride(user,"KEY")) && keygiven != chan->GetModeParameter('k'))
+ if (chan->IsModeSet(inviteonly) && (CanOverride(user,"INVITE")))
{
- if (RequireKey && keygiven != "override")
- {
- // Can't join normally -- must use a special key to bypass restrictions
- user->WriteServ("NOTICE %s :*** You may not join normally. You must join with a key of 'override' to oper override.", user->nick.c_str());
- return 1;
- }
-
- if (NoisyOverride)
- chan->WriteChannelWithServ(ServerInstance->Config->ServerName, "NOTICE %s :%s used oper override to bypass the channel key", cname, user->nick.c_str());
- ServerInstance->SNO->WriteToSnoMask('G', user->nick+" used oper override to bypass +k on "+std::string(cname));
- return -1;
+ if (!invapi->IsInvited(user, chan))
+ return HandleJoinOverride(user, chan, keygiven, "invite-only", "+i");
+ return MOD_RES_ALLOW;
}
- if ((chan->modes[CM_LIMIT]) && (chan->GetUserCounter() >= atoi(chan->GetModeParameter('l').c_str())) && (CanOverride(user,"LIMIT")))
- {
- if (RequireKey && keygiven != "override")
- {
- // Can't join normally -- must use a special key to bypass restrictions
- user->WriteServ("NOTICE %s :*** You may not join normally. You must join with a key of 'override' to oper override.", user->nick.c_str());
- return 1;
- }
+ if (chan->IsModeSet(key) && (CanOverride(user,"KEY")) && keygiven != chan->GetModeParameter(key))
+ return HandleJoinOverride(user, chan, keygiven, "the channel key", "+k");
- if (NoisyOverride)
- chan->WriteChannelWithServ(ServerInstance->Config->ServerName, "NOTICE %s :%s used oper override to bypass the channel limit", cname, user->nick.c_str());
- ServerInstance->SNO->WriteToSnoMask('G', user->nick+" used oper override to bypass +l on "+std::string(cname));
- return -1;
- }
+ if (chan->IsModeSet(limit) && (chan->GetUserCounter() >= ConvToInt(chan->GetModeParameter(limit))) && (CanOverride(user,"LIMIT")))
+ return HandleJoinOverride(user, chan, keygiven, "the channel limit", "+l");
if (chan->IsBanned(user) && CanOverride(user,"BANWALK"))
- {
- if (RequireKey && keygiven != "override")
- {
- // Can't join normally -- must use a special key to bypass restrictions
- user->WriteServ("NOTICE %s :*** You may not join normally. You must join with a key of 'override' to oper override.", user->nick.c_str());
- return 1;
- }
-
- if (NoisyOverride)
- chan->WriteChannelWithServ(ServerInstance->Config->ServerName, "NOTICE %s :%s used oper override to bypass channel ban", cname, user->nick.c_str());
- ServerInstance->SNO->WriteToSnoMask('G',"%s used oper override to bypass channel ban on %s", user->nick.c_str(), cname);
- return -1;
- }
+ return HandleJoinOverride(user, chan, keygiven, "channel ban", "channel ban");
}
}
- return 0;
- }
-
- virtual ~ModuleOverride()
- {
- ServerInstance->SNO->DisableSnomask('G');
+ return MOD_RES_PASSTHRU;
}
- virtual Version GetVersion()
+ Version GetVersion() CXX11_OVERRIDE
{
- return Version("$Id$",VF_VENDOR,API_VERSION);
+ return Version("Provides support for allowing opers to override certain things",VF_VENDOR);
}
};