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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_ircv3_capnotify.cpp
parentUse std::endian from C++20 in the sha1 module. (diff)
Shuffle the modules about a bit.
Diffstat (limited to 'src/modules/m_ircv3_capnotify.cpp')
-rw-r--r--src/modules/m_ircv3_capnotify.cpp187
1 files changed, 0 insertions, 187 deletions
diff --git a/src/modules/m_ircv3_capnotify.cpp b/src/modules/m_ircv3_capnotify.cpp
deleted file mode 100644
index 1c5ab7655..000000000
--- a/src/modules/m_ircv3_capnotify.cpp
+++ /dev/null
@@ -1,187 +0,0 @@
-/*
- * InspIRCd -- Internet Relay Chat Daemon
- *
- * Copyright (C) 2018-2022, 2024 Sadie Powell <sadie@witchery.services>
- * Copyright (C) 2015, 2018 Attila Molnar <attilamolnar@hush.com>
- *
- * 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 "modules/cap.h"
-#include "modules/reload.h"
-
-class CapNotify final
- : public Cap::Capability
-{
- bool OnRequest(LocalUser* user, bool add) override
- {
- // Users using the negotiation protocol v3.2 or newer may not turn off cap-notify
- return add || GetProtocol(user) == Cap::CAP_LEGACY;
- }
-
- bool OnList(LocalUser* user) override
- {
- // If the client supports 3.2 enable cap-notify for them
- if (GetProtocol(user) != Cap::CAP_LEGACY)
- Set(user, true);
- return true;
- }
-
-public:
- CapNotify(Module* mod)
- : Cap::Capability(mod, "cap-notify")
- {
- }
-};
-
-class CapNotifyMessage final
- : public Cap::MessageBase
-{
-public:
- CapNotifyMessage(bool add, const std::string& capname)
- : Cap::MessageBase((add ? "NEW" : "DEL"))
- {
- PushParamRef(capname);
- }
-};
-
-class CapNotifyValueMessage final
- : public Cap::MessageBase
-{
- std::string s;
- const std::string::size_type pos;
-
-public:
- CapNotifyValueMessage(const std::string& capname)
- : Cap::MessageBase("NEW")
- , s(capname)
- , pos(s.size()+1)
- {
- s.push_back('=');
- PushParamRef(s);
- }
-
- void SetCapValue(const std::string& capvalue)
- {
- s.erase(pos);
- s.append(capvalue);
- InvalidateCache();
- }
-};
-
-class ModuleIRCv3CapNotify final
- : public Module
- , public Cap::EventListener
- , public ReloadModule::EventListener
-{
- CapNotify capnotify;
- std::string reloadedmod;
- std::vector<std::string> reloadedcaps;
- ClientProtocol::EventProvider protoev;
-
- void Send(const std::string& capname, Cap::Capability* cap, bool add)
- {
- CapNotifyMessage msg(add, capname);
- CapNotifyValueMessage msgwithval(capname);
-
- ClientProtocol::Event event(protoev, msg);
- ClientProtocol::Event eventwithval(protoev, msgwithval);
-
- for (auto* user : ServerInstance->Users.GetLocalUsers())
- {
- if (!capnotify.IsEnabled(user))
- continue;
-
- // Check that this user can actually see the cap.
- if (add && (!cap || !cap->OnList(user)))
- continue;
-
- // If the cap is being added and the client supports cap values then show the value, if any
- if ((add) && (capnotify.GetProtocol(user) != Cap::CAP_LEGACY))
- {
- const std::string* capvalue = cap->GetValue(user);
- if ((capvalue) && (!capvalue->empty()))
- {
- msgwithval.SetUser(user);
- msgwithval.SetCapValue(*capvalue);
- user->Send(eventwithval);
- continue;
- }
- }
- msg.SetUser(user);
- user->Send(event);
- }
- }
-
-public:
- ModuleIRCv3CapNotify()
- : Module(VF_VENDOR, "Provides the IRCv3 cap-notify client capability.")
- , Cap::EventListener(this)
- , ReloadModule::EventListener(this)
- , capnotify(this)
- , protoev(this, "CAP_NOTIFY")
- {
- }
-
- void OnCapAddDel(Cap::Capability* cap, bool add) override
- {
- if (cap->creator == this)
- return;
-
- if (cap->creator->ModuleFile == reloadedmod)
- {
- if (!add)
- reloadedcaps.push_back(cap->GetName());
- return;
- }
- Send(cap->GetName(), cap, add);
- }
-
- void OnCapValueChange(Cap::Capability* cap) override
- {
- // The value of a cap has changed, send CAP DEL and CAP NEW with the new value
- Send(cap->GetName(), cap, false);
- Send(cap->GetName(), cap, true);
- }
-
- void OnReloadModuleSave(Module* mod, ReloadModule::CustomData& cd) override
- {
- if (mod == this)
- return;
- reloadedmod = mod->ModuleFile;
- // Request callback when reload is complete
- cd.add(this, nullptr);
- }
-
- void OnReloadModuleRestore(Module* mod, void* data) override
- {
- // Reloading can change the set of caps provided by a module so assuming that if the reload succeeded all
- // caps that the module previously provided are available or all were lost if the reload failed is wrong.
- // Instead, we verify the availability of each cap individually.
- dynamic_reference_nocheck<Cap::Manager> capmanager(this, "capmanager");
- if (capmanager)
- {
- for (const auto& capname : reloadedcaps)
- {
- if (!capmanager->Find(capname))
- Send(capname, nullptr, false);
- }
- }
- reloadedmod.clear();
- reloadedcaps.clear();
- }
-};
-
-MODULE_INIT(ModuleIRCv3CapNotify)