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authorGravatar Sadie Powell2024-07-17 00:06:50 +0100
committerGravatar Sadie Powell2024-07-17 00:06:50 +0100
commit889d521e05f2e922683d48c74eb00290e7a2f548 (patch)
treeb4c56bd4cdf0881601c7e4d6ff571e491af10bf4 /src/modules/m_delayjoin.cpp
parentUse std::endian from C++20 in the sha1 module. (diff)
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Shuffle the modules about a bit.
Diffstat (limited to 'src/modules/m_delayjoin.cpp')
-rw-r--r--src/modules/m_delayjoin.cpp281
1 files changed, 0 insertions, 281 deletions
diff --git a/src/modules/m_delayjoin.cpp b/src/modules/m_delayjoin.cpp
deleted file mode 100644
index b844af33d..000000000
--- a/src/modules/m_delayjoin.cpp
+++ /dev/null
@@ -1,281 +0,0 @@
-/*
- * InspIRCd -- Internet Relay Chat Daemon
- *
- * Copyright (C) 2017-2024 Sadie Powell <sadie@witchery.services>
- * Copyright (C) 2012-2015, 2018 Attila Molnar <attilamolnar@hush.com>
- * Copyright (C) 2012 Robby <robby@chatbelgie.be>
- * Copyright (C) 2010 Jens Voss <DukePyrolator@anope.org>
- * Copyright (C) 2009 Matt Smith <dz@inspircd.org>
- * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
- * Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
- * Copyright (C) 2007-2008 Craig Edwards <brain@inspircd.org>
- *
- * 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 "clientprotocolevent.h"
-#include "modules/ctctags.h"
-#include "modules/ircv3_servertime.h"
-#include "modules/names.h"
-#include "modules/who.h"
-
-class DelayJoinMode final
- : public SimpleChannelMode
-{
-private:
- IntExtItem& unjoined;
- IRCv3::ServerTime::API servertime;
-
-public:
- DelayJoinMode(Module* Parent, IntExtItem& ext)
- : SimpleChannelMode(Parent, "delayjoin", 'D')
- , unjoined(ext)
- , servertime(Parent)
- {
- ranktoset = ranktounset = OP_VALUE;
- }
-
- bool OnModeChange(User* source, User* dest, Channel* channel, Modes::Change& change) override
- {
- if (SimpleChannelMode::OnModeChange(source, dest, channel, change))
- {
- /*
- * Make all users visible, as +D is being removed. If we don't do this,
- * they remain permanently invisible on this channel!
- */
- for (const auto& [member, _] : channel->GetUsers())
- RevealUser(member, channel);
- return true;
- }
- return false;
- }
-
- void RevealUser(User* user, Channel* chan);
-};
-
-namespace
-{
-
-/** 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 final
- : public ClientProtocol::EventHook
-{
-private:
- const IntExtItem& unjoined;
-
-public:
- JoinHook(Module* mod, const IntExtItem& unjoinedref)
- : ClientProtocol::EventHook(mod, "JOIN", 10)
- , unjoined(unjoinedref)
- {
- }
-
- ModResult OnPreEventSend(LocalUser* user, const ClientProtocol::Event& ev, ClientProtocol::MessageList& messagelist) override
- {
- const ClientProtocol::Events::Join& join = static_cast<const ClientProtocol::Events::Join&>(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 final
- : public Module
- , public CTCTags::EventListener
- , public Names::EventListener
- , public Who::EventListener
- , public Who::VisibleEventListener
-{
-private:
- IntExtItem unjoined;
- JoinHook joinhook;
- DelayJoinMode djm;
-
- void PopulateExcepts(CUList& except, Membership* memb)
- {
- if (!unjoined.Get(memb))
- return;
-
- unjoined.Unset(memb);
- for (const auto& [member, _] : memb->chan->GetUsers())
- {
- if (member != memb->user && IS_LOCAL(member))
- except.insert(member);
- }
- }
-
-public:
- ModuleDelayJoin()
- : Module(VF_VENDOR, "Adds channel mode D (delayjoin) which hides JOIN messages from users until they speak.")
- , CTCTags::EventListener(this)
- , Names::EventListener(this)
- , Who::EventListener(this)
- , Who::VisibleEventListener(this)
- , unjoined(this, "delayjoin", ExtensionType::MEMBERSHIP)
- , joinhook(this, unjoined)
- , djm(this, unjoined)
- {
- }
-
- ModResult OnNamesListItem(LocalUser* issuer, Membership*, std::string& prefixes, std::string& nick) override;
- ModResult OnWhoLine(const Who::Request& request, LocalUser* source, User* user, Membership* memb, Numeric::Numeric& numeric) override;
- ModResult OnWhoVisible(const Who::Request& request, LocalUser* source, Membership* memb) override;
- void OnUserJoin(Membership*, bool, bool, CUList&) override;
- void CleanUser(User* user);
- void OnUserPart(Membership*, std::string& partmessage, CUList&) override;
- void OnUserKick(User* source, Membership*, const std::string& reason, CUList&) override;
- void OnBuildNeighborList(User* source, User::NeighborList& include, User::NeighborExceptions& exception) override;
- void OnUserMessage(User* user, const MessageTarget& target, const MessageDetails& details) override;
- void OnUserTagMessage(User* user, const MessageTarget& target, const CTCTags::TagMessageDetails& details) override;
- ModResult OnRawMode(User* user, Channel* channel, const Modes::Change& change) override;
-};
-
-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 MOD_RES_PASSTHRU;
-
- /* If the user is hidden by delayed join, hide them from the NAMES list */
- if (unjoined.Get(memb))
- 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 to others if the d flag has been specified.
- if (source != user && !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;
-}
-
-ModResult ModuleDelayJoin::OnWhoVisible(const Who::Request& request, LocalUser* source, Membership* memb)
-{
- // A WHO request is visible if:
- // 1. The source is the user.
- // 2. The user specified the delayjoin `d` flag.
- // 3. The user is not delayjoined.
- return source == memb->user || request.flags['d'] || !unjoined.Get(memb) ? MOD_RES_PASSTHRU : MOD_RES_DENY;
-}
-
-void ModuleDelayJoin::OnUserJoin(Membership* memb, bool sync, bool created, CUList& except)
-{
- if (memb->chan->IsModeSet(djm))
- unjoined.Set(memb, ServerInstance->Time());
-}
-
-void ModuleDelayJoin::OnUserPart(Membership* memb, std::string& partmessage, CUList& except)
-{
- PopulateExcepts(except, memb);
-}
-
-void ModuleDelayJoin::OnUserKick(User* source, Membership* memb, const std::string& reason, CUList& except)
-{
- PopulateExcepts(except, memb);
-}
-
-void ModuleDelayJoin::OnBuildNeighborList(User* source, User::NeighborList& include, User::NeighborExceptions& exception)
-{
- for (User::NeighborList::iterator i = include.begin(); i != include.end(); )
- {
- Membership* memb = *i;
- if (unjoined.Get(memb))
- i = include.erase(i);
- else
- ++i;
- }
-}
-
-void ModuleDelayJoin::OnUserTagMessage(User* user, const MessageTarget& target, const CTCTags::TagMessageDetails& details)
-{
- if (target.type != MessageTarget::TYPE_CHANNEL)
- return;
-
- auto* channel = target.Get<Channel>();
- djm.RevealUser(user, channel);
-}
-
-void ModuleDelayJoin::OnUserMessage(User* user, const MessageTarget& target, const MessageDetails& details)
-{
- if (target.type != MessageTarget::TYPE_CHANNEL)
- return;
-
- auto* channel = target.Get<Channel>();
- djm.RevealUser(user, channel);
-}
-
-void DelayJoinMode::RevealUser(User* user, Channel* chan)
-{
- Membership* memb = chan->GetUser(user);
- if (!memb)
- return;
-
- time_t jointime = unjoined.Get(memb);
- if (!jointime)
- return;
-
- /* Display the join to everyone else (the user who joined got it earlier) */
- unjoined.Unset(memb);
- 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 they receive any mode change */
-ModResult ModuleDelayJoin::OnRawMode(User* user, Channel* channel, const Modes::Change& change)
-{
- if (!channel || change.param.empty())
- return MOD_RES_PASSTHRU;
-
- // If not a prefix mode then we got nothing to do here
- if (!change.mh->IsPrefixMode())
- return MOD_RES_PASSTHRU;
-
- User* dest;
- if (IS_LOCAL(user))
- dest = ServerInstance->Users.FindNick(change.param);
- else
- dest = ServerInstance->Users.Find(change.param);
-
- if (!dest)
- return MOD_RES_PASSTHRU;
-
- djm.RevealUser(dest, channel);
- return MOD_RES_PASSTHRU;
-}
-
-MODULE_INIT(ModuleDelayJoin)