X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_chanhistory.cpp;h=540fa29087cbb548307826967d6429e5ae7c1ee7;hb=e59cb85871f75b7603c63c6cd274d57536cf6794;hp=f440040b7a37e14de909f06af0f96f2e60ccab41;hpb=55c2a6f29af89105d2b9444226d60fc9c914dca7;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_chanhistory.cpp b/src/modules/m_chanhistory.cpp index f440040b7..540fa2908 100644 --- a/src/modules/m_chanhistory.cpp +++ b/src/modules/m_chanhistory.cpp @@ -1,105 +1,213 @@ -/* +------------------------------------+ - * | 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) 2009-2010 Daniel De Graaf * - * 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 . */ -#include "inspircd.h" -/* $ModDesc: Provides channel history for a given number of lines */ +#include "inspircd.h" +#include "modules/ircv3_servertime.h" +#include "modules/ircv3_batch.h" +#include "modules/server.h" struct HistoryItem { time_t ts; - std::string line; - HistoryItem(const std::string& Line) : ts(ServerInstance->Time()), line(Line) {} + std::string text; + std::string sourcemask; + + HistoryItem(User* source, const std::string& Text) + : ts(ServerInstance->Time()) + , text(Text) + , sourcemask(source->GetFullHost()) + { + } }; struct HistoryList { std::deque lines; - unsigned int max; - HistoryList(unsigned int Max) : max(Max) {} + unsigned int maxlen, maxtime; + std::string param; + + HistoryList(unsigned int len, unsigned int time, const std::string& oparam) + : maxlen(len), maxtime(time), param(oparam) { } }; -class HistoryMode : public ModeHandler +class HistoryMode : public ParamMode > { public: - SimpleExtItem ext; - HistoryMode(Module* Creator) : ModeHandler(Creator, "history", 'H', PARAM_SETONLY, MODETYPE_CHANNEL), - ext("history", Creator) { } + unsigned int maxlines; + HistoryMode(Module* Creator) + : ParamMode >(Creator, "history", 'H') + { + } - ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding) + ModeAction OnSet(User* source, Channel* channel, std::string& parameter) CXX11_OVERRIDE { - int max = atoi(parameter.c_str()); - if (adding && max == 0) + std::string::size_type colon = parameter.find(':'); + if (colon == std::string::npos) + { + source->WriteNumeric(Numerics::InvalidModeParameter(channel, this, parameter)); + return MODEACTION_DENY; + } + + std::string duration(parameter, colon+1); + if ((IS_LOCAL(source)) && ((duration.length() > 10) || (!InspIRCd::IsValidDuration(duration)))) + { + source->WriteNumeric(Numerics::InvalidModeParameter(channel, this, parameter)); return MODEACTION_DENY; - if (adding) + } + + unsigned int len = ConvToNum(parameter.substr(0, colon)); + unsigned long time; + if (!InspIRCd::Duration(duration, time) || len == 0 || (len > maxlines && IS_LOCAL(source))) { - ext.set(channel, new HistoryList(max)); - channel->SetModeParam('H', parameter); + source->WriteNumeric(Numerics::InvalidModeParameter(channel, this, parameter)); + return MODEACTION_DENY; + } + if (len > maxlines) + len = maxlines; + + HistoryList* history = ext.get(channel); + if (history) + { + // Shrink the list if the new line number limit is lower than the old one + if (len < history->lines.size()) + history->lines.erase(history->lines.begin(), history->lines.begin() + (history->lines.size() - len)); + + history->maxlen = len; + history->maxtime = time; + history->param = parameter; } else { - ext.unset(channel); - channel->SetModeParam('H', ""); + ext.set(channel, new HistoryList(len, time, parameter)); } return MODEACTION_ALLOW; } + + void SerializeParam(Channel* chan, const HistoryList* history, std::string& out) + { + out.append(history->param); + } }; -class ModuleChanHistory : public Module +class ModuleChanHistory + : public Module + , public ServerEventListener { HistoryMode m; + bool sendnotice; + UserModeReference botmode; + bool dobots; + IRCv3::Batch::CapReference batchcap; + IRCv3::Batch::API batchmanager; + IRCv3::Batch::Batch batch; + IRCv3::ServerTime::API servertimemanager; public: + ModuleChanHistory() + : ServerEventListener(this) + , m(this) + , botmode(this, "bot") + , batchcap(this) + , batchmanager(this) + , batch("chathistory") + , servertimemanager(this) + { + } - ModuleChanHistory() : m(this) + void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE { - if (!ServerInstance->Modes->AddMode(&m)) - throw ModuleException("Could not add new modes!"); + ConfigTag* tag = ServerInstance->Config->ConfValue("chanhistory"); + m.maxlines = tag->getUInt("maxlines", 50, 1); + sendnotice = tag->getBool("notice", true); + dobots = tag->getBool("bots", true); + } - Implementation eventlist[] = { I_OnUserJoin, I_OnUserMessage }; - ServerInstance->Modules->Attach(eventlist, this, 2); + ModResult OnBroadcastMessage(Channel* channel, const Server* server) CXX11_OVERRIDE + { + return channel->IsModeSet(m) ? MOD_RES_ALLOW : MOD_RES_PASSTHRU; } - void OnUserMessage(User* user,void* dest,int target_type, const std::string &text, char status, const CUList&) + void OnUserPostMessage(User* user, const MessageTarget& target, const MessageDetails& details) CXX11_OVERRIDE { - if (target_type == TYPE_CHANNEL && status == 0) + if ((target.type == MessageTarget::TYPE_CHANNEL) && (target.status == 0) && (details.type == MSG_PRIVMSG)) { - Channel* c = (Channel*)dest; + Channel* c = target.Get(); HistoryList* list = m.ext.get(c); if (list) { - char buf[MAXBUF]; - snprintf(buf, MAXBUF, ":%s PRIVMSG %s :%s", - user->GetFullHost().c_str(), c->name.c_str(), text.c_str()); - list->lines.push_back(HistoryItem(buf)); - if (list->lines.size() > list->max) + list->lines.push_back(HistoryItem(user, details.text)); + if (list->lines.size() > list->maxlen) list->lines.pop_front(); } } } - void OnUserJoin(Membership* memb, bool sync, bool created, CUList& except_list) + void OnPostJoin(Membership* memb) CXX11_OVERRIDE { + LocalUser* localuser = IS_LOCAL(memb->user); + if (!localuser) + return; + + if (memb->user->IsModeSet(botmode) && !dobots) + return; + HistoryList* list = m.ext.get(memb->chan); if (!list) return; + time_t mintime = 0; + if (list->maxtime) + mintime = ServerInstance->Time() - list->maxtime; + + if ((sendnotice) && (!batchcap.get(localuser))) + { + std::string message("Replaying up to " + ConvToStr(list->maxlen) + " lines of pre-join history"); + if (list->maxtime > 0) + message.append(" spanning up to " + ConvToStr(list->maxtime) + " seconds"); + memb->WriteNotice(message); + } + + if (batchmanager) + { + batchmanager->Start(batch); + batch.GetBatchStartMessage().PushParamRef(memb->chan->name); + } + for(std::deque::iterator i = list->lines.begin(); i != list->lines.end(); ++i) - memb->user->Write(i->line); + { + const HistoryItem& item = *i; + if (item.ts >= mintime) + { + ClientProtocol::Messages::Privmsg msg(ClientProtocol::Messages::Privmsg::nocopy, item.sourcemask, memb->chan, item.text); + if (servertimemanager) + servertimemanager->Set(msg, item.ts); + batch.AddToBatch(msg); + localuser->Send(ServerInstance->GetRFCEvents().privmsg, msg); + } + } + + if (batchmanager) + batchmanager->End(batch); } - Version GetVersion() + Version GetVersion() CXX11_OVERRIDE { - return Version("Provides channel history replayed on join", VF_COMMON | VF_VENDOR); + return Version("Provides channel mode +H, allows for the channel message history to be replayed on join", VF_VENDOR); } };