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https://github.com/matrix-construct/construct
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38 lines
1.1 KiB
C++
38 lines
1.1 KiB
C++
// Matrix Construct
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//
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// Copyright (C) Matrix Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2023 Jason Volk <jason@zemos.net>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice is present in all copies. The
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// full license for this software is available in the LICENSE file.
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#pragma once
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#define HAVE_IRCD_M_ROOM_EVENTS_HORIZON_H
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/// Find missing room events. This is an interface to the event-horizon for
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/// this room. The event horizon is keyed by event_id and the value is the
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/// event::idx of the event referencing it. There can be multiple entries for
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/// an event_id. The closure is also invoked with the depth of the referencer.
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///
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struct ircd::m::room::events::horizon
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{
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using closure = util::function_bool
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<
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const event::id &, const uint64_t &, const event::idx &
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>;
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m::room room;
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public:
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bool for_each(const closure &) const;
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size_t count() const;
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size_t rebuild();
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horizon() = default;
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horizon(const m::room &room)
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:room{room}
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{}
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};
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