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construct/include/ircd/m/user/mitsein.h

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// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2019 Jason Volk <jason@zemos.net>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice is present in all copies. The
// full license for this software is available in the LICENSE file.
#pragma once
#define HAVE_IRCD_M_USER_MITSEIN_H
/// Interface to the other users visible to a user from common rooms.
struct ircd::m::user::mitsein
{
m::user user;
public:
// All common rooms with user
bool for_each(const m::user &, const string_view &membership, const rooms::closure_bool &) const;
bool for_each(const m::user &, const rooms::closure_bool &) const;
// All common users in all rooms
bool for_each(const string_view &membership, const closure_bool &) const;
bool for_each(const closure_bool &) const;
// Counting convenience
size_t count(const m::user &, const string_view &membership = {}) const;
size_t count(const string_view &membership = {}) const;
// Existential convenience (does `user` and `other` share any common room).
bool has(const m::user &other, const string_view &membership = {}) const;
mitsein(const m::user &user)
:user{user}
{}
};