mirror of
https://github.com/matrix-construct/construct
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116 lines
3.5 KiB
C++
116 lines
3.5 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) 2016-2018 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_ROOMS_H
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/// Convenience iterface for rooms; utilities for the server's collection of
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/// rooms and some rooms list related linkages.
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///
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namespace ircd::m::rooms
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{
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struct opts extern const opts_default;
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// Iterate the rooms
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bool for_each(const opts &, const room::id::closure_bool &);
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bool for_each(const room::id::closure_bool &);
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// tools
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size_t count(const opts & = opts_default);
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bool has(const opts & = opts_default);
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}
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/// Interface to tools that build a publicrooms summary from room state.
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namespace ircd::m::rooms::summary
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{
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struct fetch;
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// observers
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bool has(const room::id &);
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void chunk(const room &, json::stack::object &chunk);
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json::object chunk(const room &, const mutable_buffer &out);
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// mutators
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event::id::buf set(const room::id &, const json::object &summary);
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event::id::buf set(const room &);
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event::id::buf del(const room &);
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}
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struct ircd::m::rooms::summary::fetch
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{
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// conf
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static conf::item<size_t> limit;
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static conf::item<seconds> timeout;
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// result
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size_t total_room_count_estimate {0};
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std::string next_batch;
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// request
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fetch(const net::hostport &hp,
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const string_view &since = {},
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const size_t &limit = 64);
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fetch() = default;
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};
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/// Arguments structure to rooms::for_each(). This reduces the API surface to
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/// handle a rich set of ways to iterate over the rooms.
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struct ircd::m::rooms::opts
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{
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/// A full or partial room_id can be defined; partial is only valid if
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/// lower_bound is true.
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string_view room_id;
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/// Set a string for the join_rule; undefined matches all. For example,
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/// if set to "join" then the iteration can list public rooms.
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string_view join_rule;
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/// Set a string to localize query to a single server
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string_view server;
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/// Room alias prefix search
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string_view room_alias;
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/// user::rooms convenience
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id::user user_id;
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/// Filters results to those that have a public rooms list summary
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bool summary {false};
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/// Indicates if the interface treats the room_id specified as a lower
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/// bound rather than exact match. This means an iteration will start
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/// at the same or next key, and continue indefinitely. By false default,
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/// when a room_id is given a for_each() will have 0 or 1 iterations.
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bool lower_bound {false};
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/// If set to true, results are limited to rooms where no other server
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/// is a member of the room. No memberships even those in the leave state
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/// originated from another server.
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bool local_only {false};
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/// If set to true, the results are filtered to those rooms which have a
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/// member from anoher server. Note that member may be in the leave state.
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bool remote_only {false};
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/// If set to true, rooms which have no members from this server presently
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/// in the join state are filtered from the results.
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bool local_joined_only {false};
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/// If set to true, rooms where no other server has a presently joined user
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/// are filtered from the results.
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bool remote_joined_only {false};
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/// Spec search term
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string_view search_term;
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opts() = default;
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opts(const string_view &search_term) noexcept; // special
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};
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