X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_delayjoin.cpp;h=d58f07c2be5fd1f80ef43d19fe99688bdcce3a02;hb=HEAD;hp=bf699cf7e54f1d6e7f453c1c4505c59152eb5c98;hpb=8790551dc182cd8804ee7d8ef89ccb31067cc2a4;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_delayjoin.cpp b/src/modules/m_delayjoin.cpp index bf699cf7e..d58f07c2b 100644 --- a/src/modules/m_delayjoin.cpp +++ b/src/modules/m_delayjoin.cpp @@ -1,10 +1,14 @@ /* * InspIRCd -- Internet Relay Chat Daemon * + * Copyright (C) 2013, 2017-2019 Sadie Powell + * Copyright (C) 2012-2015, 2018 Attila Molnar + * Copyright (C) 2012, 2019 Robby * Copyright (C) 2010 Jens Voss + * Copyright (C) 2009 Matt Smith * Copyright (C) 2009 Daniel De Graaf * Copyright (C) 2008 Robin Burchell - * Copyright (C) 2007-2008 Craig Edwards + * Copyright (C) 2007-2008, 2010 Craig Edwards * * 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 @@ -20,54 +24,103 @@ */ -/* $ModDesc: Allows for delay-join channels (+D) where users don't appear to join until they speak */ - #include "inspircd.h" -#include +#include "modules/ctctags.h" +#include "modules/ircv3_servertime.h" +#include "modules/names.h" +#include "modules/who.h" class DelayJoinMode : public ModeHandler { - CUList empty; + private: + LocalIntExt& unjoined; + IRCv3::ServerTime::API servertime; + public: - DelayJoinMode(Module* Parent) : ModeHandler(Parent, "delayjoin", 'D', PARAM_NONE, MODETYPE_CHANNEL) + DelayJoinMode(Module* Parent, LocalIntExt& ext) + : ModeHandler(Parent, "delayjoin", 'D', PARAM_NONE, MODETYPE_CHANNEL) + , unjoined(ext) + , servertime(Parent) { - levelrequired = OP_VALUE; + ranktoset = ranktounset = OP_VALUE; } - ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding); + ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string& parameter, bool adding) CXX11_OVERRIDE; + void RevealUser(User* user, Channel* chan); }; -class ModuleDelayJoin : public Module + +namespace { - DelayJoinMode djm; + +/** Hook handler for join client protocol events. + * This allows us to block join protocol events completely, including all associated messages (e.g. MODE, away-notify AWAY). + * This is not the same as OnUserJoin() because that runs only when a real join happens but this runs also when a module + * such as hostcycle generates a join. + */ +class JoinHook : public ClientProtocol::EventHook +{ + private: + const LocalIntExt& unjoined; + public: - LocalIntExt unjoined; - ModuleDelayJoin() : djm(this), unjoined("delayjoin", this) + JoinHook(Module* mod, const LocalIntExt& unjoinedref) + : ClientProtocol::EventHook(mod, "JOIN", 10) + , unjoined(unjoinedref) + { + } + + ModResult OnPreEventSend(LocalUser* user, const ClientProtocol::Event& ev, ClientProtocol::MessageList& messagelist) CXX11_OVERRIDE { + const ClientProtocol::Events::Join& join = static_cast(ev); + const Membership* const memb = join.GetMember(); + const User* const u = memb->user; + if ((unjoined.get(memb)) && (u != user)) + return MOD_RES_DENY; + return MOD_RES_PASSTHRU; } +}; + +} + +class ModuleDelayJoin + : public Module + , public CTCTags::EventListener + , public Names::EventListener + , public Who::EventListener +{ + public: + LocalIntExt unjoined; + JoinHook joinhook; + DelayJoinMode djm; - void init() + ModuleDelayJoin() + : CTCTags::EventListener(this) + , Names::EventListener(this) + , Who::EventListener(this) + , unjoined("delayjoin", ExtensionItem::EXT_MEMBERSHIP, this) + , joinhook(this, unjoined) + , djm(this, unjoined) { - ServerInstance->Modules->AddService(djm); - ServerInstance->Modules->AddService(unjoined); - Implementation eventlist[] = { I_OnUserJoin, I_OnUserPart, I_OnUserKick, I_OnBuildNeighborList, I_OnNamesListItem, I_OnText, I_OnRawMode }; - ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation)); } - Version GetVersion(); - void OnNamesListItem(User* issuer, Membership*, std::string &prefixes, std::string &nick); - void OnUserJoin(Membership*, bool, bool, CUList&); + + Version GetVersion() CXX11_OVERRIDE; + ModResult OnNamesListItem(LocalUser* issuer, Membership*, std::string& prefixes, std::string& nick) CXX11_OVERRIDE; + ModResult OnWhoLine(const Who::Request& request, LocalUser* source, User* user, Membership* memb, Numeric::Numeric& numeric) CXX11_OVERRIDE; + void OnUserJoin(Membership*, bool, bool, CUList&) CXX11_OVERRIDE; void CleanUser(User* user); - void OnUserPart(Membership*, std::string &partmessage, CUList&); - void OnUserKick(User* source, Membership*, const std::string &reason, CUList&); - void OnBuildNeighborList(User* source, UserChanList &include, std::map &exception); - void OnText(User* user, void* dest, int target_type, const std::string &text, char status, CUList &exempt_list); - ModResult OnRawMode(User* user, Channel* channel, const char mode, const std::string ¶m, bool adding, int pcnt); + void OnUserPart(Membership*, std::string &partmessage, CUList&) CXX11_OVERRIDE; + void OnUserKick(User* source, Membership*, const std::string &reason, CUList&) CXX11_OVERRIDE; + void OnBuildNeighborList(User* source, IncludeChanList& include, std::map& exception) CXX11_OVERRIDE; + void OnUserMessage(User* user, const MessageTarget& target, const MessageDetails& details) CXX11_OVERRIDE; + void OnUserTagMessage(User* user, const MessageTarget& target, const CTCTags::TagMessageDetails& details) CXX11_OVERRIDE; + ModResult OnRawMode(User* user, Channel* channel, ModeHandler* mh, const std::string& param, bool adding) CXX11_OVERRIDE; }; ModeAction DelayJoinMode::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding) { /* no change */ - if (channel->IsModeSet('D') == adding) + if (channel->IsModeSet(this) == adding) return MODEACTION_DENY; if (!adding) @@ -76,34 +129,53 @@ ModeAction DelayJoinMode::OnModeChange(User* source, User* dest, Channel* channe * Make all users visible, as +D is being removed. If we don't do this, * they remain permanently invisible on this channel! */ - const UserMembList* names = channel->GetUsers(); - for (UserMembCIter n = names->begin(); n != names->end(); ++n) - creator->OnText(n->first, channel, TYPE_CHANNEL, "", 0, empty); + const Channel::MemberMap& users = channel->GetUsers(); + for (Channel::MemberMap::const_iterator n = users.begin(); n != users.end(); ++n) + RevealUser(n->first, channel); } - channel->SetMode('D', adding); + channel->SetMode(this, adding); return MODEACTION_ALLOW; } Version ModuleDelayJoin::GetVersion() { - return Version("Allows for delay-join channels (+D) where users don't appear to join until they speak", VF_VENDOR); + return Version("Adds channel mode D (delayjoin) which hides JOIN messages from users until they speak.", VF_VENDOR); } -void ModuleDelayJoin::OnNamesListItem(User* issuer, Membership* memb, std::string &prefixes, std::string &nick) +ModResult ModuleDelayJoin::OnNamesListItem(LocalUser* issuer, Membership* memb, std::string& prefixes, std::string& nick) { /* don't prevent the user from seeing themself */ if (issuer == memb->user) - return; + return MOD_RES_PASSTHRU; /* If the user is hidden by delayed join, hide them from the NAMES list */ if (unjoined.get(memb)) - nick.clear(); + return MOD_RES_DENY; + + return MOD_RES_PASSTHRU; +} + +ModResult ModuleDelayJoin::OnWhoLine(const Who::Request& request, LocalUser* source, User* user, Membership* memb, Numeric::Numeric& numeric) +{ + // We don't need to do anything if they're not delayjoined. + if (!memb || !unjoined.get(memb)) + return MOD_RES_PASSTHRU; + + // Only show delayjoined users if the d flag has been specified. + if (!request.flags['d']) + return MOD_RES_DENY; + + // Add the < flag to mark the user as delayjoined. + size_t flag_index; + if (request.GetFieldIndex('f', flag_index)) + numeric.GetParams()[flag_index].push_back('<'); + return MOD_RES_PASSTHRU; } static void populate(CUList& except, Membership* memb) { - const UserMembList* users = memb->chan->GetUsers(); - for(UserMembCIter i = users->begin(); i != users->end(); i++) + const Channel::MemberMap& users = memb->chan->GetUsers(); + for (Channel::MemberMap::const_iterator i = users.begin(); i != users.end(); ++i) { if (i->first == memb->user || !IS_LOCAL(i->first)) continue; @@ -113,11 +185,8 @@ static void populate(CUList& except, Membership* memb) void ModuleDelayJoin::OnUserJoin(Membership* memb, bool sync, bool created, CUList& except) { - if (memb->chan->IsModeSet('D')) - { - unjoined.set(memb, 1); - populate(except, memb); - } + if (memb->chan->IsModeSet(djm)) + unjoined.set(memb, ServerInstance->Time()); } void ModuleDelayJoin::OnUserPart(Membership* memb, std::string &partmessage, CUList& except) @@ -132,48 +201,63 @@ void ModuleDelayJoin::OnUserKick(User* source, Membership* memb, const std::stri populate(except, memb); } -void ModuleDelayJoin::OnBuildNeighborList(User* source, UserChanList &include, std::map &exception) +void ModuleDelayJoin::OnBuildNeighborList(User* source, IncludeChanList& include, std::map& exception) { - UCListIter i = include.begin(); - while (i != include.end()) + for (IncludeChanList::iterator i = include.begin(); i != include.end(); ) { - Channel* c = *i++; - Membership* memb = c->GetUser(source); - if (memb && unjoined.get(memb)) - include.erase(c); + Membership* memb = *i; + if (unjoined.get(memb)) + i = include.erase(i); + else + ++i; } } -void ModuleDelayJoin::OnText(User* user, void* dest, int target_type, const std::string &text, char status, CUList &exempt_list) +void ModuleDelayJoin::OnUserTagMessage(User* user, const MessageTarget& target, const CTCTags::TagMessageDetails& details) { - /* Server origin */ - if (!user) + if (target.type != MessageTarget::TYPE_CHANNEL) return; - if (target_type != TYPE_CHANNEL) + Channel* channel = target.Get(); + djm.RevealUser(user, channel); +} + +void ModuleDelayJoin::OnUserMessage(User* user, const MessageTarget& target, const MessageDetails& details) +{ + if (target.type != MessageTarget::TYPE_CHANNEL) return; - Channel* channel = static_cast(dest); + Channel* channel = target.Get(); + djm.RevealUser(user, channel); +} - Membership* memb = channel->GetUser(user); - if (!memb || !unjoined.set(memb, 0)) +void DelayJoinMode::RevealUser(User* user, Channel* chan) +{ + Membership* memb = chan->GetUser(user); + if (!memb) return; - /* Display the join to everyone else (the user who joined got it earlier) */ - channel->WriteAllExceptSender(user, false, 0, "JOIN %s", channel->name.c_str()); - - std::string ms = memb->modes; - for(unsigned int i=0; i < memb->modes.length(); i++) - ms.append(" ").append(user->nick); + time_t jointime = unjoined.set(memb, 0); + if (!jointime) + return; - if (ms.length() > 0) - channel->WriteAllExceptSender(user, false, 0, "MODE %s +%s", channel->name.c_str(), ms.c_str()); + /* Display the join to everyone else (the user who joined got it earlier) */ + CUList except_list; + except_list.insert(user); + ClientProtocol::Events::Join joinevent(memb); + if (servertime) + servertime->Set(joinevent, jointime); + chan->Write(joinevent, 0, except_list); } -/* make the user visible if he receives any mode change */ -ModResult ModuleDelayJoin::OnRawMode(User* user, Channel* channel, const char mode, const std::string ¶m, bool adding, int pcnt) +/* make the user visible if they receive any mode change */ +ModResult ModuleDelayJoin::OnRawMode(User* user, Channel* channel, ModeHandler* mh, const std::string& param, bool adding) { - if (!user || !channel || param.empty()) + if (!channel || param.empty()) + return MOD_RES_PASSTHRU; + + // If not a prefix mode then we got nothing to do here + if (!mh->IsPrefixMode()) return MOD_RES_PASSTHRU; User* dest; @@ -185,9 +269,7 @@ ModResult ModuleDelayJoin::OnRawMode(User* user, Channel* channel, const char mo if (!dest) return MOD_RES_PASSTHRU; - Membership* memb = channel->GetUser(dest); - if (memb && unjoined.set(memb, 0)) - channel->WriteAllExceptSender(dest, false, 0, "JOIN %s", channel->name.c_str()); + djm.RevealUser(dest, channel); return MOD_RES_PASSTHRU; }