2023-01-01 13:19:45 +00:00

93 lines
2.3 KiB
C++

/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2022 delthas
* Copyright (C) 2022 Sadie Powell <sadie@witchery.services>
*
* 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/>.
*/
#pragma once
namespace Monitor
{
class APIBase;
class API;
class ForEachHandler;
class WriteWatchersWithCap;
}
class Monitor::APIBase
: public DataProvider
{
public:
APIBase(Module* parent)
: DataProvider(parent, "monitor")
{
}
/** Runs the provided handler for all watchers of a user
* @param user The user to check watchers for.
* @param handler The handler to execute for each watcher of that event.
* @param extended_only Whether to only run the handler for watchers using the extended-notify cap.
*/
virtual void ForEachWatcher(User* user, ForEachHandler& handler, bool extended_only = true) = 0;
};
class Monitor::API final
: public dynamic_reference<Monitor::APIBase>
{
public:
API(Module* parent)
: dynamic_reference<Monitor::APIBase>(parent, "monitor")
{
}
};
class Monitor::ForEachHandler
{
public:
/** Method to execute for each watcher of a user.
* Derived classes must implement this.
* @param user Current watcher of the user
*/
virtual void Execute(LocalUser* user) = 0;
};
class Monitor::WriteWatchersWithCap
: public Monitor::ForEachHandler
{
private:
const Cap::Capability& cap;
ClientProtocol::Event& ev;
uint64_t sentid;
void Execute(LocalUser* user) override
{
if (user->already_sent != sentid && cap.IsEnabled(user))
user->Send(ev);
}
public:
WriteWatchersWithCap(Monitor::API& monitorapi, User* user, ClientProtocol::Event& event, const Cap::Capability& capability, uint64_t id)
: cap(capability)
, ev(event)
, sentid(id)
{
if (monitorapi)
monitorapi->ForEachWatcher(user, *this);
}
};