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construct/include/ircd/m/events.h
2019-06-01 00:09:03 -07:00

61 lines
2.5 KiB
C++

// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2018 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_EVENTS_H
namespace ircd::m::events
{
struct range;
using closure_bool = std::function<bool (const event::idx &, const event &)>;
using closure_type_bool = std::function<bool (const string_view &, const event::idx &)>;
using closure_sender_bool = std::function<bool (const id::user &, const event::idx &)>;
using closure_type_name_bool = std::function<bool (const string_view &)>;
using closure_sender_name_bool = std::function<bool (const id::user &)>;
using closure_origin_name_bool = std::function<bool (const string_view &)>;
bool for_each_type(const closure_type_name_bool &);
bool for_each_type(const string_view &prefix, const closure_type_name_bool &);
bool for_each_sender(const closure_sender_name_bool &);
bool for_each_sender(const string_view &hostlb, const closure_sender_name_bool &);
bool for_each_origin(const closure_origin_name_bool &);
bool for_each_origin(const string_view &prefix, const closure_origin_name_bool &);
bool for_each_in_type(const string_view &, const closure_type_bool &);
bool for_each_in_sender(const id::user &, const closure_sender_bool &);
bool for_each_in_origin(const string_view &, const closure_sender_bool &);
bool for_each(const range &, const event::closure_idx_bool &);
bool for_each(const range &, const event_filter &, const event::closure_idx_bool &);
bool for_each(const range &, const closure_bool &);
bool for_each(const range &, const event_filter &, const closure_bool &);
// util
void dump__file(const string_view &filename);
}
/// Range to start (inclusive) and stop (exclusive). If start is greater than
/// stop a reverse iteration will occur. -1 (or unsigned max value) can be used
/// to start or stop at the end. 0 can be used to start or stop at the beginning.
/// (event::idx of 0 is a sentinel)
///
struct ircd::m::events::range
:event::idx_range
{
const event::fetch::opts *fopts {nullptr};
range(const event::idx &start,
const event::idx &stop = -1,
const event::fetch::opts *const &fopts = nullptr)
:event::idx_range{start, stop}
,fopts{fopts}
{}
};