X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_timedbans.cpp;h=b473277046c0af470fbd3afea566c89711090711;hb=4e24fb7c19cff866eda602349fbafce78b7e4c51;hp=693e72019fa3a1aa102627a572d438fe4ac25b69;hpb=65863c30ad48d48c3d9b1fb2ab6dbf8648c9ab0f;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_timedbans.cpp b/src/modules/m_timedbans.cpp index 693e72019..b47327704 100644 --- a/src/modules/m_timedbans.cpp +++ b/src/modules/m_timedbans.cpp @@ -1,28 +1,38 @@ -/* +------------------------------------+ - * | 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 + * Copyright (C) 2005-2008 Craig Edwards + * Copyright (C) 2007 Dennis Friis + * Copyright (C) 2006 Robin Burchell * - * 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 . */ + /* $ModDesc: Adds timed bans */ #include "inspircd.h" /** Holds a timed ban */ -class TimedBan : public classbase +class TimedBan { public: std::string channel; std::string mask; time_t expire; + Channel* chan; }; typedef std::vector timedbans; @@ -32,105 +42,132 @@ timedbans TimedBanList; */ class CommandTban : public Command { + static bool IsBanSet(Channel* chan, const std::string& mask) + { + for (BanList::const_iterator i = chan->bans.begin(); i != chan->bans.end(); ++i) + { + if (!strcasecmp(i->data.c_str(), mask.c_str())) + return true; + } + return false; + } + public: - CommandTban (InspIRCd* Instance) : Command(Instance,"TBAN", 0, 3) + CommandTban(Module* Creator) : Command(Creator,"TBAN", 3) { - this->source = "m_timedbans.so"; syntax = " "; TRANSLATE4(TR_TEXT, TR_TEXT, TR_TEXT, TR_END); } - CmdResult Handle (const char* const* parameters, int pcnt, User *user) + CmdResult Handle (const std::vector ¶meters, User *user) { Channel* channel = ServerInstance->FindChan(parameters[0]); - if (channel) + if (!channel) { - int cm = channel->GetStatus(user); - if ((cm == STATUS_HOP) || (cm == STATUS_OP)) - { - if (!ServerInstance->IsValidMask(parameters[2])) - { - user->WriteServ("NOTICE "+std::string(user->nick)+" :Invalid ban mask"); - return CMD_FAILURE; - } - for (BanList::iterator i = channel->bans.begin(); i != channel->bans.end(); i++) - { - if (!strcasecmp(i->data,parameters[2])) - { - user->WriteServ("NOTICE "+std::string(user->nick)+" :The ban "+std::string(parameters[2])+" is already on the banlist of "+std::string(parameters[0])); - return CMD_FAILURE; - } - } - TimedBan T; - std::string channelname = parameters[0]; - long duration = ServerInstance->Duration(parameters[1]); - unsigned long expire = duration + time(NULL); - if (duration < 1) - { - user->WriteServ("NOTICE "+std::string(user->nick)+" :Invalid ban time"); - return CMD_FAILURE; - } - std::string mask = parameters[2]; - const char *setban[32]; - setban[0] = parameters[0]; - setban[1] = "+b"; - setban[2] = parameters[2]; - // use CallCommandHandler to make it so that the user sets the mode - // themselves - ServerInstance->CallCommandHandler("MODE",setban,3,user); - /* Check if the ban was actually added (e.g. banlist was NOT full) */ - bool was_added = false; - for (BanList::iterator i = channel->bans.begin(); i != channel->bans.end(); i++) - if (!strcasecmp(i->data,mask.c_str())) - was_added = true; - if (was_added) - { - CUList tmp; - T.channel = channelname; - T.mask = mask; - T.expire = expire; - TimedBanList.push_back(T); - channel->WriteAllExcept(user, true, '@', tmp, "NOTICE %s :%s added a timed ban on %s lasting for %ld seconds.", channel->name, user->nick, mask.c_str(), duration); - if (ServerInstance->Config->AllowHalfop) - channel->WriteAllExcept(user, true, '%', tmp, "NOTICE %s :%s added a timed ban on %s lasting for %ld seconds.", channel->name, user->nick, mask.c_str(), duration); - return CMD_SUCCESS; - } - return CMD_FAILURE; - } - else user->WriteNumeric(482, "%s %s :You must be at least a%soperator to change modes on this channel",user->nick, channel->name, - ServerInstance->Config->AllowHalfop ? " half-" : " channel "); + user->WriteNumeric(401, "%s %s :No such channel",user->nick.c_str(), parameters[0].c_str()); + return CMD_FAILURE; + } + int cm = channel->GetPrefixValue(user); + if (cm < HALFOP_VALUE) + { + user->WriteNumeric(482, "%s %s :You do not have permission to set bans on this channel", + user->nick.c_str(), channel->name.c_str()); + return CMD_FAILURE; + } + + TimedBan T; + std::string channelname = parameters[0]; + long duration = ServerInstance->Duration(parameters[1]); + unsigned long expire = duration + ServerInstance->Time(); + if (duration < 1) + { + user->WriteServ("NOTICE "+user->nick+" :Invalid ban time"); return CMD_FAILURE; } - user->WriteNumeric(401, "%s %s :No such channel",user->nick, parameters[0]); - return CMD_FAILURE; + std::string mask = parameters[2]; + std::vector setban; + setban.push_back(parameters[0]); + setban.push_back("+b"); + bool isextban = ((mask.size() > 2) && (mask[1] == ':')); + if (!isextban && !ServerInstance->IsValidMask(mask)) + mask.append("!*@*"); + if ((mask.length() > 250) || (!ServerInstance->IsValidMask(mask) && !isextban)) + { + user->WriteServ("NOTICE "+user->nick+" :Invalid ban mask"); + return CMD_FAILURE; + } + + if (IsBanSet(channel, mask)) + { + user->WriteServ("NOTICE %s :Ban already set", user->nick.c_str()); + return CMD_FAILURE; + } + + setban.push_back(mask); + // use CallHandler to make it so that the user sets the mode + // themselves + ServerInstance->Parser->CallHandler("MODE",setban,user); + if (!IsBanSet(channel, mask)) + return CMD_FAILURE; + + CUList tmp; + T.channel = channelname; + T.mask = mask; + T.expire = expire + (IS_REMOTE(user) ? 5 : 0); + T.chan = channel; + TimedBanList.push_back(T); + + // If halfop is loaded, send notice to halfops and above, otherwise send to ops and above + ModeHandler* mh = ServerInstance->Modes->FindMode('h', MODETYPE_CHANNEL); + char pfxchar = (mh && mh->name == "halfop") ? '%' : '@'; + + channel->WriteAllExcept(ServerInstance->FakeClient, true, pfxchar, tmp, "NOTICE %s :%s added a timed ban on %s lasting for %ld seconds.", channel->name.c_str(), user->nick.c_str(), mask.c_str(), duration); + return CMD_SUCCESS; + } + + RouteDescriptor GetRouting(User* user, const std::vector& parameters) + { + return ROUTE_BROADCAST; + } +}; + +class ChannelMatcher +{ + Channel* const chan; + + public: + ChannelMatcher(Channel* ch) + : chan(ch) + { + } + + bool operator()(const TimedBan& tb) const + { + return (tb.chan == chan); } }; class ModuleTimedBans : public Module { - CommandTban* mycommand; + CommandTban cmd; public: - ModuleTimedBans(InspIRCd* Me) - : Module(Me) + ModuleTimedBans() + : cmd(this) { - - mycommand = new CommandTban(ServerInstance); - ServerInstance->AddCommand(mycommand); - TimedBanList.clear(); - Implementation eventlist[] = { I_OnDelBan, I_OnBackgroundTimer }; - ServerInstance->Modules->Attach(eventlist, this, 2); } - - virtual ~ModuleTimedBans() + + void init() { - TimedBanList.clear(); + ServerInstance->Modules->AddService(cmd); + Implementation eventlist[] = { I_OnDelBan, I_OnBackgroundTimer, I_OnChannelDelete }; + ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation)); } - virtual int OnDelBan(User* source, Channel* chan, const std::string &banmask) + virtual ModResult OnDelBan(User* source, Channel* chan, const std::string &banmask) { irc::string listitem = banmask.c_str(); - irc::string thischan = chan->name; - for (timedbans::iterator i = TimedBanList.begin(); i < TimedBanList.end(); i++) + irc::string thischan = chan->name.c_str(); + for (timedbans::iterator i = TimedBanList.begin(); i != TimedBanList.end(); i++) { irc::string target = i->mask.c_str(); irc::string tchan = i->channel.c_str(); @@ -140,54 +177,54 @@ class ModuleTimedBans : public Module break; } } - return 0; + return MOD_RES_PASSTHRU; } virtual void OnBackgroundTimer(time_t curtime) { - timedbans::iterator safei; - for (timedbans::iterator i = TimedBanList.begin(); i < TimedBanList.end();) + timedbans expired; + for (timedbans::iterator i = TimedBanList.begin(); i != TimedBanList.end();) { - /* Safe copy of iterator, so we can erase as we iterate */ - safei = i; - ++i; + if (curtime > i->expire) + { + expired.push_back(*i); + i = TimedBanList.erase(i); + } + else + ++i; + } - if (curtime > safei->expire) + for (timedbans::iterator i = expired.begin(); i != expired.end(); i++) + { + std::string chan = i->channel; + std::string mask = i->mask; + Channel* cr = ServerInstance->FindChan(chan); + if (cr) { - Channel* cr = ServerInstance->FindChan(safei->channel); - if (cr) - { - const char *setban[3]; - std::string mask = safei->mask; - - setban[0] = safei->channel.c_str(); - setban[1] = "-b"; - setban[2] = mask.c_str(); - - CUList empty; - cr->WriteAllExcept(ServerInstance->FakeClient, true, '@', empty, "NOTICE %s :*** Timed ban on %s expired.", cr->name, safei->mask.c_str()); - if (ServerInstance->Config->AllowHalfop) - cr->WriteAllExcept(ServerInstance->FakeClient, true, '%', empty, "NOTICE %s :*** Timed ban on %s expired.", cr->name, safei->mask.c_str()); - - /* Removes the ban item for us, no ::erase() needed */ - ServerInstance->PI->SendModeStr(safei->channel, std::string("-b ") + setban[2]); - ServerInstance->SendMode(setban, 3, ServerInstance->FakeClient); - - if (ServerInstance->Modes->GetLastParse().empty()) - TimedBanList.erase(safei); - } - else - { - /* Where the hell did our channel go?! */ - TimedBanList.erase(safei); - } + std::vector setban; + setban.push_back(chan); + setban.push_back("-b"); + setban.push_back(mask); + + CUList empty; + std::string expiry = "*** Timed ban on " + chan + " expired."; + cr->WriteAllExcept(ServerInstance->FakeClient, true, '@', empty, "NOTICE %s :%s", cr->name.c_str(), expiry.c_str()); + ServerInstance->PI->SendChannelNotice(cr, '@', expiry); + + ServerInstance->SendGlobalMode(setban, ServerInstance->FakeClient); } } } - + + void OnChannelDelete(Channel* chan) + { + // Remove all timed bans affecting the channel from internal bookkeeping + TimedBanList.erase(std::remove_if(TimedBanList.begin(), TimedBanList.end(), ChannelMatcher(chan)), TimedBanList.end()); + } + virtual Version GetVersion() { - return Version(1, 2, 0, 0, VF_COMMON | VF_VENDOR, API_VERSION); + return Version("Adds timed bans", VF_COMMON | VF_VENDOR); } };