mirror of
https://github.com/matrix-construct/construct
synced 2024-10-30 02:18:58 +01:00
117 lines
2.4 KiB
C++
117 lines
2.4 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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ircd::mapi::header
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IRCD_MODULE
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{
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"Matrix rooms interface; modular components"
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};
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decltype(ircd::m::rooms::opts_default)
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ircd::m::rooms::opts_default;
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bool
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IRCD_MODULE_EXPORT
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ircd::m::rooms::has(const opts &opts)
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{
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return !for_each(opts, []
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(const m::room::id &)
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{
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// false to break; for_each() returns false
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return false;
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});
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}
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size_t
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IRCD_MODULE_EXPORT
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ircd::m::rooms::count(const opts &opts)
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{
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size_t ret{0};
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for_each(opts, [&ret]
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(const m::room::id &)
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{
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++ret;
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return true;
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});
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return ret;
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}
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bool
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IRCD_MODULE_EXPORT
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ircd::m::rooms::for_each(const room::id::closure_bool &closure)
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{
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return for_each(opts_default, closure);
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}
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bool
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IRCD_MODULE_EXPORT
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ircd::m::rooms::for_each(const opts &opts,
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const room::id::closure_bool &closure)
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{
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bool ret{true};
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const auto proffer{[&opts, &closure, &ret]
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(const m::room::id &room_id)
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{
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if(opts.room_id && !opts.lower_bound)
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{
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ret = false;
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return;
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}
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if(opts.room_id)
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if(room_id < opts.room_id)
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return;
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if(opts.server && !opts.summary)
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if(opts.server != room_id.host())
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return;
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if(opts.summary)
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if(!summary::has(room_id))
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return;
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if(opts.server && opts.summary)
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if(!room::aliases(room_id).count(opts.server))
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return;
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if(opts.join_rule)
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if(!room(room_id).join_rule(opts.join_rule))
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return;
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ret = closure(room_id);
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}};
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// branch for optimized public rooms searches.
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if(opts.summary)
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{
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const room::id::buf public_room_id
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{
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"!public", my_host()
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};
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const room::state state{public_room_id};
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return state.for_each("ircd.rooms", opts.server, [&proffer, &ret]
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(const string_view &type, const string_view &state_key, const event::idx &event_idx)
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{
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room::id::buf buf;
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proffer(room::id::unswap(state_key, buf));
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return ret;
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});
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}
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return events::for_each_in_type("m.room.create", [&proffer, &ret]
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(const string_view &type, const event::idx &event_idx)
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{
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assert(type == "m.room.create");
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m::get(std::nothrow, event_idx, "room_id", proffer);
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return ret;
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});
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}
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