mirror of
https://github.com/matrix-construct/construct
synced 2024-11-05 13:28:54 +01:00
2203 lines
40 KiB
C++
2203 lines
40 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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int64_t
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ircd::m::depth(const id::room &room_id)
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{
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return std::get<int64_t>(top(room_id));
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}
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int64_t
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ircd::m::depth(std::nothrow_t,
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const id::room &room_id)
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{
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const auto it
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{
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dbs::room_events.begin(room_id)
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};
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if(!it)
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return -1;
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const auto part
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{
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dbs::room_events_key(it->first)
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};
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return std::get<0>(part);
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}
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ircd::m::event::idx
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ircd::m::head_idx(const id::room &room_id)
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{
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return std::get<event::idx>(top(room_id));
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}
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ircd::m::event::idx
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ircd::m::head_idx(std::nothrow_t,
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const id::room &room_id)
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{
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const auto it
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{
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dbs::room_events.begin(room_id)
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};
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if(!it)
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return 0;
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const auto part
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{
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dbs::room_events_key(it->first)
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};
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return std::get<1>(part);
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}
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ircd::m::event::id::buf
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ircd::m::head(const id::room &room_id)
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{
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return std::get<event::id::buf>(top(room_id));
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}
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ircd::m::event::id::buf
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ircd::m::head(std::nothrow_t,
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const id::room &room_id)
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{
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return std::get<event::id::buf>(top(std::nothrow, room_id));
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}
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std::tuple<ircd::m::event::id::buf, int64_t, ircd::m::event::idx>
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ircd::m::top(const id::room &room_id)
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{
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const auto ret
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{
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top(std::nothrow, room_id)
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};
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if(std::get<int64_t>(ret) == -1)
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throw m::NOT_FOUND
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{
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"No head for room %s", string_view{room_id}
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};
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return ret;
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}
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std::tuple<ircd::m::event::id::buf, int64_t, ircd::m::event::idx>
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ircd::m::top(std::nothrow_t,
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const id::room &room_id)
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{
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const auto it
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{
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dbs::room_events.begin(room_id)
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};
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if(!it)
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return
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{
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event::id::buf{}, -1, 0
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};
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const auto part
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{
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dbs::room_events_key(it->first)
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};
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const int64_t &depth
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{
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int64_t(std::get<0>(part))
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};
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const event::idx &event_idx
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{
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std::get<1>(part)
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};
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std::tuple<event::id::buf, int64_t, event::idx> ret
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{
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event::id::buf{}, depth, event_idx
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};
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event::fetch::event_id(event_idx, std::nothrow, [&ret]
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(const event::id &event_id)
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{
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std::get<event::id::buf>(ret) = event_id;
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});
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return ret;
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}
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bool
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ircd::m::exists(const id::room &room_id)
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{
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const auto it
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{
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dbs::room_events.begin(room_id)
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};
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return bool(it);
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}
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bool
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ircd::m::exists(const room &room)
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{
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return exists(room.room_id);
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}
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bool
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ircd::m::my(const room &room)
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{
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return my(room.room_id);
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}
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//
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// room
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//
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/// The only joined members are from our origin (local only). This indicates
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/// we won't have any other federation servers to query for room data, nor do
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/// we need to broadcast events to the federation. This is not an authority
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/// about a room's type or ability to federate. Returned value changes to false
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/// when another origin joins.
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bool
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ircd::m::room::lonly()
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const
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{
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const origins origins(*this);
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return origins.only(my_host());
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}
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bool
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ircd::m::room::visible(const string_view &mxid,
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const event *const &event)
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const
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{
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if(event)
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return m::visible(*event, mxid);
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const m::event event_
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{
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{ "event_id", event_id },
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{ "room_id", room_id },
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};
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return m::visible(event_, mxid);
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}
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bool
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ircd::m::room::membership(const m::id::user &user_id,
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const string_view &membership)
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const
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{
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char buf[64];
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return this->membership(buf, user_id) == membership;
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}
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ircd::string_view
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ircd::m::room::membership(const mutable_buffer &out,
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const m::id::user &user_id)
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const
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{
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static const event::keys membership_keys
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{
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event::keys::include{"membership"}
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};
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// Since this is a member function of m::room there might be a supplied
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// fopts. Whatever keys it has are irrelevant, but we can preserve gopts.
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const m::event::fetch::opts fopts
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{
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membership_keys, this->fopts? this->fopts->gopts : db::gopts{}
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};
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string_view ret;
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const auto result_closure{[&out, &ret]
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(const m::event &event)
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{
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ret =
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{
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data(out), copy(out, m::membership(event))
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};
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}};
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const room::state state{*this, &fopts};
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const bool exists
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{
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state.get(std::nothrow, "m.room.member"_sv, user_id, result_closure)
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};
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// This branch is taken when the event exists but the event.membership had
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// no value. Due to wanton protocol violations event.membership may be
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// jsundefined and only event.content.membership will exist in event. This
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// is a rare case so both queries are optimized to only seek for their key.
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if(exists && !ret)
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{
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static const event::keys content_membership_keys
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{
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event::keys::include{"content"}
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};
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const m::event::fetch::opts fopts
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{
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content_membership_keys, this->fopts? this->fopts->gopts : db::gopts{}
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};
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const room::state state{*this, &fopts};
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state.get(std::nothrow, "m.room.member"_sv, user_id, result_closure);
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}
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return ret;
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}
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bool
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ircd::m::room::has(const string_view &type)
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const
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{
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return get(std::nothrow, type, nullptr);
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}
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void
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ircd::m::room::get(const string_view &type,
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const event::closure &closure)
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const
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{
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if(!get(std::nothrow, type, closure))
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throw m::NOT_FOUND
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{
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"No events of type '%s' found in '%s'",
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type,
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room_id
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};
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}
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bool
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ircd::m::room::get(std::nothrow_t,
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const string_view &type,
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const event::closure &closure)
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const
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{
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bool ret{false};
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for_each(type, event::closure_bool{[&ret, &closure]
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(const event &event)
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{
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if(closure)
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closure(event);
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ret = true;
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return false;
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}});
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return ret;
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}
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void
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ircd::m::room::get(const string_view &type,
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const string_view &state_key,
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const event::closure &closure)
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const
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{
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const state state{*this};
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state.get(type, state_key, closure);
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}
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bool
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ircd::m::room::get(std::nothrow_t,
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const string_view &type,
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const string_view &state_key,
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const event::closure &closure)
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const
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{
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const state state{*this};
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return state.get(std::nothrow, type, state_key, closure);
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}
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bool
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ircd::m::room::has(const string_view &type,
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const string_view &state_key)
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const
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{
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const state state{*this};
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return state.has(type, state_key);
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}
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void
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ircd::m::room::for_each(const event::closure &closure)
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const
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{
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for_each(string_view{}, closure);
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}
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bool
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ircd::m::room::for_each(const event::closure_bool &closure)
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const
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{
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return for_each(string_view{}, closure);
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}
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void
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ircd::m::room::for_each(const event::id::closure &closure)
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const
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{
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for_each(string_view{}, closure);
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}
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bool
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ircd::m::room::for_each(const event::id::closure_bool &closure)
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const
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{
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return for_each(string_view{}, closure);
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}
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void
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ircd::m::room::for_each(const event::closure_idx &closure)
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const
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{
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for_each(string_view{}, closure);
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}
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bool
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ircd::m::room::for_each(const event::closure_idx_bool &closure)
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const
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{
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return for_each(string_view{}, closure);
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}
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void
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ircd::m::room::for_each(const string_view &type,
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const event::closure &closure)
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const
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{
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for_each(type, event::closure_bool{[&closure]
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(const event &event)
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{
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closure(event);
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return true;
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}});
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}
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bool
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ircd::m::room::for_each(const string_view &type,
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const event::closure_bool &closure)
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const
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{
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event::fetch event
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{
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fopts
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};
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return for_each(type, event::closure_idx_bool{[&closure, &event]
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(const event::idx &event_idx)
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{
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if(!seek(event, event_idx, std::nothrow))
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return true;
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return closure(event);
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}});
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}
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void
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ircd::m::room::for_each(const string_view &type,
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const event::id::closure &closure)
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const
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{
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for_each(type, event::id::closure_bool{[&closure]
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(const event::id &event_id)
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{
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closure(event_id);
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return true;
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}});
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}
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bool
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ircd::m::room::for_each(const string_view &type,
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const event::id::closure_bool &closure)
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const
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{
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return for_each(type, event::closure_idx_bool{[&closure]
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(const event::idx &idx)
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{
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bool ret{true};
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event::fetch::event_id(idx, std::nothrow, [&ret, &closure]
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(const event::id &event_id)
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{
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ret = closure(event_id);
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});
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return ret;
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}});
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}
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void
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ircd::m::room::for_each(const string_view &type,
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const event::closure_idx &closure)
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const
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{
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for_each(type, event::closure_idx_bool{[&closure]
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(const event::idx &idx)
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{
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closure(idx);
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return true;
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}});
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}
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bool
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ircd::m::room::for_each(const string_view &type,
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const event::closure_idx_bool &closure)
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const
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{
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static constexpr auto idx
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{
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json::indexof<event, "type"_>()
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};
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auto &column
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{
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dbs::event_column.at(idx)
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};
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messages it{*this};
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for(; it; --it)
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{
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const auto &event_idx
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{
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it.event_idx()
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};
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bool match
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{
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empty(type) // allow empty type to always match and bypass query
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};
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if(!match)
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column(byte_view<string_view>(event_idx), std::nothrow, [&match, &type]
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(const string_view &value)
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{
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match = value == type;
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});
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if(match)
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if(!closure(event_idx))
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return false;
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}
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return true;
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}
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//
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// room::messages
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//
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ircd::m::room::messages::messages(const m::room &room,
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const event::fetch::opts *const &fopts)
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:room{room}
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,_event
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{
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fopts?
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fopts:
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room.fopts
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}
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{
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if(room.event_id)
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seek(room.event_id);
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else
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seek();
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}
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ircd::m::room::messages::messages(const m::room &room,
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const event::id &event_id,
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const event::fetch::opts *const &fopts)
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:room{room}
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,_event
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{
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fopts?
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fopts:
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room.fopts
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}
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{
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seek(event_id);
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}
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ircd::m::room::messages::messages(const m::room &room,
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const uint64_t &depth,
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const event::fetch::opts *const &fopts)
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:room{room}
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,_event
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{
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fopts? fopts : room.fopts
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}
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{
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seek(depth);
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}
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const ircd::m::event &
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ircd::m::room::messages::operator*()
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{
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return fetch(std::nothrow);
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};
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bool
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ircd::m::room::messages::seek()
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{
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this->it = dbs::room_events.begin(room.room_id);
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return bool(*this);
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}
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bool
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ircd::m::room::messages::seek(const event::id &event_id)
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try
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{
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auto &column
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{
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dbs::event_column.at(json::indexof<event, "depth"_>())
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};
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const event::idx event_idx
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{
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index(event_id)
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};
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uint64_t depth;
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column(byte_view<string_view>(event_idx), [&depth]
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(const string_view &value)
|
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{
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depth = byte_view<uint64_t>(value);
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});
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char buf[dbs::ROOM_EVENTS_KEY_MAX_SIZE];
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const auto seek_key
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{
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dbs::room_events_key(buf, room.room_id, depth, event_idx)
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};
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this->it = dbs::room_events.begin(seek_key);
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return bool(*this);
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}
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catch(const db::not_found &e)
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{
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return false;
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}
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bool
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ircd::m::room::messages::seek(const uint64_t &depth)
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{
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char buf[dbs::ROOM_EVENTS_KEY_MAX_SIZE];
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const auto seek_key
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{
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dbs::room_events_key(buf, room.room_id, depth)
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};
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this->it = dbs::room_events.begin(seek_key);
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return bool(*this);
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}
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ircd::m::event::id::buf
|
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ircd::m::room::messages::event_id()
|
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{
|
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event::id::buf ret;
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event::fetch::event_id(this->event_idx(), [&ret]
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(const event::id &event_id)
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{
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ret = event_id;
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});
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return ret;
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}
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|
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ircd::string_view
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ircd::m::room::messages::state_root()
|
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const
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{
|
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assert(bool(*this));
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return it->second;
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}
|
|
|
|
const ircd::m::event::idx &
|
|
ircd::m::room::messages::event_idx()
|
|
{
|
|
assert(bool(*this));
|
|
const auto &key{it->first};
|
|
const auto part{dbs::room_events_key(key)};
|
|
_event_idx = std::get<1>(part);
|
|
return _event_idx;
|
|
}
|
|
|
|
const ircd::m::event &
|
|
ircd::m::room::messages::fetch()
|
|
{
|
|
m::seek(_event, event_idx());
|
|
return _event;
|
|
}
|
|
|
|
const ircd::m::event &
|
|
ircd::m::room::messages::fetch(std::nothrow_t)
|
|
{
|
|
if(!m::seek(_event, event_idx(), std::nothrow))
|
|
_event = m::event::fetch{room.fopts};
|
|
|
|
return _event;
|
|
}
|
|
|
|
//
|
|
// room::state
|
|
//
|
|
|
|
ircd::m::room::state::state(const m::room &room,
|
|
const event::fetch::opts *const &fopts)
|
|
:room_id
|
|
{
|
|
room.room_id
|
|
}
|
|
,event_id
|
|
{
|
|
room.event_id?
|
|
event::id::buf{room.event_id}:
|
|
event::id::buf{}
|
|
}
|
|
,root_id
|
|
{
|
|
event_id?
|
|
dbs::state_root(root_id_buf, room_id, event_id):
|
|
m::state::id{}
|
|
}
|
|
,fopts
|
|
{
|
|
fopts?
|
|
fopts:
|
|
room.fopts
|
|
}
|
|
{
|
|
}
|
|
|
|
ircd::m::event::id::buf
|
|
ircd::m::room::state::get(const string_view &type,
|
|
const string_view &state_key)
|
|
const
|
|
{
|
|
event::id::buf ret;
|
|
get(type, state_key, event::id::closure{[&ret]
|
|
(const event::id &event_id)
|
|
{
|
|
ret = event_id;
|
|
}});
|
|
|
|
return ret;
|
|
}
|
|
|
|
ircd::m::event::id::buf
|
|
ircd::m::room::state::get(std::nothrow_t,
|
|
const string_view &type,
|
|
const string_view &state_key)
|
|
const
|
|
{
|
|
event::id::buf ret;
|
|
get(std::nothrow, type, state_key, event::id::closure{[&ret]
|
|
(const event::id &event_id)
|
|
{
|
|
ret = event_id;
|
|
}});
|
|
|
|
return ret;
|
|
}
|
|
|
|
void
|
|
ircd::m::room::state::get(const string_view &type,
|
|
const string_view &state_key,
|
|
const event::closure &closure)
|
|
const
|
|
{
|
|
get(type, state_key, event::closure_idx{[this, &closure]
|
|
(const event::idx &event_idx)
|
|
{
|
|
const event::fetch event
|
|
{
|
|
event_idx, fopts
|
|
};
|
|
|
|
closure(event);
|
|
}});
|
|
}
|
|
|
|
void
|
|
ircd::m::room::state::get(const string_view &type,
|
|
const string_view &state_key,
|
|
const event::id::closure &closure)
|
|
const try
|
|
{
|
|
if(!present())
|
|
return m::state::get(root_id, type, state_key, [&closure]
|
|
(const string_view &event_id)
|
|
{
|
|
closure(unquote(event_id));
|
|
});
|
|
|
|
get(type, state_key, event::closure_idx{[&closure]
|
|
(const event::idx &idx)
|
|
{
|
|
event::fetch::event_id(idx, closure);
|
|
}});
|
|
}
|
|
catch(const db::not_found &e)
|
|
{
|
|
throw m::NOT_FOUND
|
|
{
|
|
"(%s,%s) in %s :%s",
|
|
type,
|
|
state_key,
|
|
string_view{room_id},
|
|
e.what()
|
|
};
|
|
}
|
|
|
|
void
|
|
ircd::m::room::state::get(const string_view &type,
|
|
const string_view &state_key,
|
|
const event::closure_idx &closure)
|
|
const try
|
|
{
|
|
if(!present())
|
|
m::state::get(root_id, type, state_key, [&closure]
|
|
(const string_view &event_id)
|
|
{
|
|
closure(index(unquote(event_id)));
|
|
});
|
|
|
|
auto &column{dbs::room_state};
|
|
char key[dbs::ROOM_STATE_KEY_MAX_SIZE];
|
|
column(dbs::room_state_key(key, room_id, type, state_key), [&closure]
|
|
(const string_view &value)
|
|
{
|
|
closure(byte_view<event::idx>(value));
|
|
});
|
|
}
|
|
catch(const db::not_found &e)
|
|
{
|
|
throw m::NOT_FOUND
|
|
{
|
|
"(%s,%s) in %s :%s",
|
|
type,
|
|
state_key,
|
|
string_view{room_id},
|
|
e.what()
|
|
};
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::get(std::nothrow_t,
|
|
const string_view &type,
|
|
const string_view &state_key,
|
|
const event::closure &closure)
|
|
const
|
|
{
|
|
return get(std::nothrow, type, state_key, event::closure_idx{[this, &closure]
|
|
(const event::idx &event_idx)
|
|
{
|
|
const event::fetch event
|
|
{
|
|
event_idx, std::nothrow, fopts
|
|
};
|
|
|
|
closure(event);
|
|
}});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::get(std::nothrow_t,
|
|
const string_view &type,
|
|
const string_view &state_key,
|
|
const event::id::closure &closure)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::get(std::nothrow, root_id, type, state_key, [&closure]
|
|
(const string_view &event_id)
|
|
{
|
|
closure(unquote(event_id));
|
|
});
|
|
|
|
return get(std::nothrow, type, state_key, event::closure_idx{[&closure]
|
|
(const event::idx &idx)
|
|
{
|
|
event::fetch::event_id(idx, std::nothrow, closure);
|
|
}});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::get(std::nothrow_t,
|
|
const string_view &type,
|
|
const string_view &state_key,
|
|
const event::closure_idx &closure)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::get(std::nothrow, root_id, type, state_key, [&closure]
|
|
(const string_view &event_id)
|
|
{
|
|
return closure(index(unquote(event_id), std::nothrow));
|
|
});
|
|
|
|
auto &column{dbs::room_state};
|
|
char key[dbs::ROOM_STATE_KEY_MAX_SIZE];
|
|
return column(dbs::room_state_key(key, room_id, type, state_key), std::nothrow, [&closure]
|
|
(const string_view &value)
|
|
{
|
|
closure(byte_view<event::idx>(value));
|
|
});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::has(const string_view &type)
|
|
const
|
|
{
|
|
return test(type, event::id::closure_bool{[](const m::event::id &)
|
|
{
|
|
return true;
|
|
}});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::has(const string_view &type,
|
|
const string_view &state_key)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::get(std::nothrow, root_id, type, state_key, []
|
|
(const string_view &event_id)
|
|
{});
|
|
|
|
auto &column{dbs::room_state};
|
|
char key[dbs::ROOM_STATE_KEY_MAX_SIZE];
|
|
return db::has(column, dbs::room_state_key(key, room_id, type, state_key));
|
|
}
|
|
|
|
size_t
|
|
ircd::m::room::state::count()
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::count(root_id);
|
|
|
|
size_t ret{0};
|
|
auto &column{dbs::room_state};
|
|
for(auto it{column.begin(room_id)}; bool(it); ++it)
|
|
++ret;
|
|
|
|
return ret;
|
|
}
|
|
|
|
size_t
|
|
ircd::m::room::state::count(const string_view &type)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::count(root_id, type);
|
|
|
|
char keybuf[dbs::ROOM_STATE_KEY_MAX_SIZE];
|
|
const auto &key
|
|
{
|
|
dbs::room_state_key(keybuf, room_id, type)
|
|
};
|
|
|
|
size_t ret{0};
|
|
auto &column{dbs::room_state};
|
|
for(auto it{column.begin(key)}; bool(it); ++it)
|
|
if(std::get<0>(dbs::room_state_key(it->first)) == type)
|
|
++ret;
|
|
else
|
|
break;
|
|
|
|
return ret;
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::test(const event::closure_bool &closure)
|
|
const
|
|
{
|
|
event::fetch event
|
|
{
|
|
fopts
|
|
};
|
|
|
|
return test(event::closure_idx_bool{[&event, &closure]
|
|
(const event::idx &event_idx)
|
|
{
|
|
if(seek(event, event_idx, std::nothrow))
|
|
if(closure(event))
|
|
return true;
|
|
|
|
return false;
|
|
}});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::test(const event::id::closure_bool &closure)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::test(root_id, [&closure]
|
|
(const json::array &key, const string_view &event_id)
|
|
{
|
|
return closure(unquote(event_id));
|
|
});
|
|
|
|
return test(event::closure_idx_bool{[&closure]
|
|
(const event::idx &idx)
|
|
{
|
|
bool ret{false};
|
|
event::fetch::event_id(idx, std::nothrow, [&ret, &closure]
|
|
(const event::id &id)
|
|
{
|
|
ret = closure(id);
|
|
});
|
|
|
|
return ret;
|
|
}});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::test(const event::closure_idx_bool &closure)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::test(root_id, [&closure]
|
|
(const json::array &key, const string_view &event_id)
|
|
{
|
|
return closure(index(unquote(event_id), std::nothrow));
|
|
});
|
|
|
|
auto &column{dbs::room_state};
|
|
for(auto it{column.begin(room_id)}; bool(it); ++it)
|
|
if(closure(byte_view<event::idx>(it->second)))
|
|
return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::test(const string_view &type,
|
|
const event::closure_bool &closure)
|
|
const
|
|
{
|
|
event::fetch event
|
|
{
|
|
fopts
|
|
};
|
|
|
|
return test(type, event::closure_idx_bool{[&event, &closure]
|
|
(const event::idx &event_idx)
|
|
{
|
|
if(seek(event, event_idx, std::nothrow))
|
|
if(closure(event))
|
|
return true;
|
|
|
|
return false;
|
|
}});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::test(const string_view &type,
|
|
const event::id::closure_bool &closure)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::test(root_id, type, [&closure]
|
|
(const json::array &key, const string_view &event_id)
|
|
{
|
|
return closure(unquote(event_id));
|
|
});
|
|
|
|
return test(type, event::closure_idx_bool{[&closure]
|
|
(const event::idx &idx)
|
|
{
|
|
bool ret{false};
|
|
event::fetch::event_id(idx, std::nothrow, [&ret, &closure]
|
|
(const event::id &id)
|
|
{
|
|
ret = closure(id);
|
|
});
|
|
|
|
return ret;
|
|
}});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::test(const string_view &type,
|
|
const event::closure_idx_bool &closure)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::test(root_id, type, [&closure]
|
|
(const json::array &key, const string_view &event_id)
|
|
{
|
|
return closure(index(unquote(event_id), std::nothrow));
|
|
});
|
|
|
|
char keybuf[dbs::ROOM_STATE_KEY_MAX_SIZE];
|
|
const auto &key
|
|
{
|
|
dbs::room_state_key(keybuf, room_id, type)
|
|
};
|
|
|
|
auto &column{dbs::room_state};
|
|
for(auto it{column.begin(key)}; bool(it); ++it)
|
|
if(std::get<0>(dbs::room_state_key(it->first)) == type)
|
|
{
|
|
if(closure(byte_view<event::idx>(it->second)))
|
|
return true;
|
|
}
|
|
else break;
|
|
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::test(const string_view &type,
|
|
const keys_bool &closure)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::test(root_id, type, [&closure]
|
|
(const json::array &key, const string_view &event_id)
|
|
{
|
|
assert(size(key) >= 2);
|
|
return closure(unquote(key.at(1)));
|
|
});
|
|
|
|
char keybuf[dbs::ROOM_STATE_KEY_MAX_SIZE];
|
|
const auto &key
|
|
{
|
|
dbs::room_state_key(keybuf, room_id, type)
|
|
};
|
|
|
|
auto &column{dbs::room_state};
|
|
for(auto it{column.begin(key)}; bool(it); ++it)
|
|
{
|
|
const auto part
|
|
{
|
|
dbs::room_state_key(it->first)
|
|
};
|
|
|
|
if(std::get<0>(part) == type)
|
|
{
|
|
if(closure(std::get<1>(part)))
|
|
return true;
|
|
}
|
|
else break;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::test(const string_view &type,
|
|
const string_view &state_key_lb,
|
|
const event::closure_bool &closure)
|
|
const
|
|
{
|
|
event::fetch event
|
|
{
|
|
fopts
|
|
};
|
|
|
|
return test(type, state_key_lb, event::closure_idx_bool{[&event, &closure]
|
|
(const event::idx &event_idx)
|
|
{
|
|
if(seek(event, event_idx, std::nothrow))
|
|
if(closure(event))
|
|
return true;
|
|
|
|
return false;
|
|
}});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::test(const string_view &type,
|
|
const string_view &state_key_lb,
|
|
const event::id::closure_bool &closure)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::test(root_id, type, state_key_lb, [&closure]
|
|
(const json::array &key, const string_view &event_id)
|
|
{
|
|
return closure(unquote(event_id));
|
|
});
|
|
|
|
return test(type, state_key_lb, event::closure_idx_bool{[&closure]
|
|
(const event::idx &idx)
|
|
{
|
|
bool ret{false};
|
|
event::fetch::event_id(idx, std::nothrow, [&ret, &closure]
|
|
(const event::id &id)
|
|
{
|
|
ret = closure(id);
|
|
});
|
|
|
|
return ret;
|
|
}});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::test(const string_view &type,
|
|
const string_view &state_key_lb,
|
|
const event::closure_idx_bool &closure)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::test(root_id, type, state_key_lb, [&closure]
|
|
(const json::array &key, const string_view &event_id)
|
|
{
|
|
return closure(index(unquote(event_id), std::nothrow));
|
|
});
|
|
|
|
char keybuf[dbs::ROOM_STATE_KEY_MAX_SIZE];
|
|
const auto &key
|
|
{
|
|
dbs::room_state_key(keybuf, room_id, type, state_key_lb)
|
|
};
|
|
|
|
auto &column{dbs::room_state};
|
|
for(auto it{column.begin(key)}; bool(it); ++it)
|
|
if(std::get<0>(dbs::room_state_key(it->first)) == type)
|
|
{
|
|
if(closure(byte_view<event::idx>(it->second)))
|
|
return true;
|
|
}
|
|
else break;
|
|
|
|
return false;
|
|
}
|
|
|
|
void
|
|
ircd::m::room::state::for_each(const event::closure &closure)
|
|
const
|
|
{
|
|
event::fetch event
|
|
{
|
|
fopts
|
|
};
|
|
|
|
for_each(event::closure_idx{[&event, &closure]
|
|
(const event::idx &event_idx)
|
|
{
|
|
if(seek(event, event_idx, std::nothrow))
|
|
closure(event);
|
|
}});
|
|
}
|
|
|
|
void
|
|
ircd::m::room::state::for_each(const event::id::closure &closure)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::for_each(root_id, [&closure]
|
|
(const json::array &key, const string_view &event_id)
|
|
{
|
|
closure(unquote(event_id));
|
|
});
|
|
|
|
for_each(event::closure_idx{[&closure]
|
|
(const event::idx &idx)
|
|
{
|
|
event::fetch::event_id(idx, std::nothrow, closure);
|
|
}});
|
|
}
|
|
|
|
void
|
|
ircd::m::room::state::for_each(const event::closure_idx &closure)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::for_each(root_id, [&closure]
|
|
(const json::array &key, const string_view &event_id)
|
|
{
|
|
closure(index(unquote(event_id), std::nothrow));
|
|
});
|
|
|
|
auto &column{dbs::room_state};
|
|
for(auto it{column.begin(room_id)}; bool(it); ++it)
|
|
closure(byte_view<event::idx>(it->second));
|
|
}
|
|
|
|
void
|
|
ircd::m::room::state::for_each(const string_view &type,
|
|
const event::closure &closure)
|
|
const
|
|
{
|
|
event::fetch event
|
|
{
|
|
fopts
|
|
};
|
|
|
|
for_each(type, event::closure_idx{[&event, &closure]
|
|
(const event::idx &event_idx)
|
|
{
|
|
if(seek(event, event_idx, std::nothrow))
|
|
closure(event);
|
|
}});
|
|
}
|
|
|
|
void
|
|
ircd::m::room::state::for_each(const string_view &type,
|
|
const event::id::closure &closure)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::for_each(root_id, type, [&closure]
|
|
(const json::array &key, const string_view &event_id)
|
|
{
|
|
closure(unquote(event_id));
|
|
});
|
|
|
|
for_each(type, event::closure_idx{[&closure]
|
|
(const event::idx &idx)
|
|
{
|
|
event::fetch::event_id(idx, std::nothrow, closure);
|
|
}});
|
|
}
|
|
|
|
void
|
|
ircd::m::room::state::for_each(const string_view &type,
|
|
const event::closure_idx &closure)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::for_each(root_id, type, [&closure]
|
|
(const json::array &key, const string_view &event_id)
|
|
{
|
|
closure(index(unquote(event_id), std::nothrow));
|
|
});
|
|
|
|
char keybuf[dbs::ROOM_STATE_KEY_MAX_SIZE];
|
|
const auto &key
|
|
{
|
|
dbs::room_state_key(keybuf, room_id, type)
|
|
};
|
|
|
|
auto &column{dbs::room_state};
|
|
for(auto it{column.begin(key)}; bool(it); ++it)
|
|
if(std::get<0>(dbs::room_state_key(it->first)) == type)
|
|
closure(byte_view<event::idx>(it->second));
|
|
else
|
|
break;
|
|
}
|
|
|
|
void
|
|
ircd::m::room::state::for_each(const string_view &type,
|
|
const keys &closure)
|
|
const
|
|
{
|
|
if(!present())
|
|
return m::state::for_each(root_id, type, [&closure]
|
|
(const json::array &key, const string_view &)
|
|
{
|
|
assert(size(key) >= 2);
|
|
closure(unquote(key.at(1)));
|
|
});
|
|
|
|
char keybuf[dbs::ROOM_STATE_KEY_MAX_SIZE];
|
|
const auto &key
|
|
{
|
|
dbs::room_state_key(keybuf, room_id, type)
|
|
};
|
|
|
|
auto &column{dbs::room_state};
|
|
for(auto it{column.begin(key)}; bool(it); ++it)
|
|
{
|
|
const auto part
|
|
{
|
|
dbs::room_state_key(it->first)
|
|
};
|
|
|
|
if(std::get<0>(part) == type)
|
|
closure(std::get<1>(part));
|
|
else
|
|
break;
|
|
}
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::state::present()
|
|
const
|
|
{
|
|
return !event_id || !root_id || std::get<0>(top(room_id)) == event_id;
|
|
}
|
|
|
|
//
|
|
// room::members
|
|
//
|
|
|
|
void
|
|
ircd::m::room::members::for_each(const closure &closure)
|
|
const
|
|
{
|
|
for_each(string_view{}, closure);
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::members::for_each(const closure_bool &closure)
|
|
const
|
|
{
|
|
return for_each(string_view{}, closure);
|
|
}
|
|
|
|
void
|
|
ircd::m::room::members::for_each(const event::closure &closure)
|
|
const
|
|
{
|
|
for_each(string_view{}, closure);
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::members::test(const event::closure_bool &closure)
|
|
const
|
|
{
|
|
const room::state state{room};
|
|
return state.test("m.room.member", event::closure_bool{[&closure]
|
|
(const m::event &event)
|
|
{
|
|
return closure(event);
|
|
}});
|
|
}
|
|
|
|
void
|
|
ircd::m::room::members::for_each(const string_view &membership,
|
|
const closure &closure)
|
|
const
|
|
{
|
|
for_each(membership, closure_bool{[&closure]
|
|
(const user::id &user_id)
|
|
{
|
|
closure(user_id);
|
|
return true;
|
|
}});
|
|
}
|
|
|
|
/// Iterate the mxid's of the users in the room, optionally with a specific
|
|
/// membership state. This query contains internal optimizations as the closure
|
|
/// only requires a user::id. The db::gopts set in the room.fopts pointer is
|
|
/// still used if provided.
|
|
bool
|
|
ircd::m::room::members::for_each(const string_view &membership,
|
|
const closure_bool &closure)
|
|
const
|
|
{
|
|
// Setup the list of event fields to fetch for the closure
|
|
static const event::keys keys
|
|
{
|
|
event::keys::include
|
|
{
|
|
"event_id",
|
|
"membership",
|
|
"state_key",
|
|
"content", // Required because synapse events randomly have no event.membership
|
|
}
|
|
};
|
|
|
|
// In this case the fetch opts isn't static so it can maintain the
|
|
// previously given db::gopts, but it will use our keys list.
|
|
const m::event::fetch::opts fopts
|
|
{
|
|
keys, room.fopts? room.fopts->gopts : db::gopts{}
|
|
};
|
|
|
|
// Stack-over the the current fetch opts with our new opts for this query,
|
|
// putting them back when we're finished. This requires a const_cast which
|
|
// should be okay here.
|
|
auto &room(const_cast<m::room &>(this->room));
|
|
const auto theirs{room.fopts};
|
|
room.fopts = &fopts;
|
|
const unwind reset{[&room, &theirs]
|
|
{
|
|
room.fopts = theirs;
|
|
}};
|
|
|
|
return !test(membership, event::closure_bool{[&closure]
|
|
(const event &event)
|
|
{
|
|
const user::id &user_id
|
|
{
|
|
at<"state_key"_>(event)
|
|
};
|
|
|
|
return !closure(user_id);
|
|
}});
|
|
}
|
|
|
|
void
|
|
ircd::m::room::members::for_each(const string_view &membership,
|
|
const event::closure &closure)
|
|
const
|
|
{
|
|
test(membership, [&closure]
|
|
(const event &event)
|
|
{
|
|
closure(event);
|
|
return false;
|
|
});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::members::test(const string_view &membership,
|
|
const event::closure_bool &closure)
|
|
const
|
|
{
|
|
if(empty(membership))
|
|
return test(closure);
|
|
|
|
// joined members optimization. Only possible when seeking
|
|
// membership="join" on the present state of the room.
|
|
if(!room.event_id && membership == "join")
|
|
{
|
|
const room::origins origins{room};
|
|
return origins._test_([&closure, this]
|
|
(const string_view &key)
|
|
{
|
|
const string_view &member
|
|
{
|
|
std::get<1>(dbs::room_joined_key(key))
|
|
};
|
|
|
|
bool ret{false};
|
|
room.get(std::nothrow, "m.room.member", member, event::closure{[&closure, &ret]
|
|
(const event &event)
|
|
{
|
|
ret = closure(event);
|
|
}});
|
|
|
|
return ret;
|
|
});
|
|
}
|
|
|
|
return test(event::closure_bool{[&membership, &closure]
|
|
(const event &event)
|
|
{
|
|
if(m::membership(event) == membership)
|
|
if(closure(event))
|
|
return true;
|
|
|
|
return false;
|
|
}});
|
|
}
|
|
|
|
size_t
|
|
ircd::m::room::members::count(const string_view &membership)
|
|
const
|
|
{
|
|
// Allow empty membership string to count all memberships
|
|
if(!membership)
|
|
return count();
|
|
|
|
// joined members optimization. Only possible when seeking
|
|
// membership="join" on the present state of the room.
|
|
if(!room.event_id && membership == "join")
|
|
{
|
|
size_t ret{0};
|
|
const room::origins origins{room};
|
|
origins._test_([&ret](const string_view &)
|
|
{
|
|
++ret;
|
|
return false;
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
|
|
// The list of event fields to fetch for the closure
|
|
static const event::keys keys
|
|
{
|
|
event::keys::include
|
|
{
|
|
"event_id", // Added for any upstack usage (but may be unnecessary).
|
|
"membership", // Required for membership test.
|
|
"content", // Required because synapse events randomly have no event.membership
|
|
}
|
|
};
|
|
|
|
const m::event::fetch::opts fopts
|
|
{
|
|
keys, room.fopts? room.fopts->gopts : db::gopts{}
|
|
};
|
|
|
|
const room::state state
|
|
{
|
|
room, &fopts
|
|
};
|
|
|
|
size_t ret{0};
|
|
state.for_each("m.room.member", event::closure{[&ret, &membership]
|
|
(const m::event &event)
|
|
{
|
|
ret += m::membership(event) == membership;
|
|
}});
|
|
|
|
return ret;
|
|
}
|
|
|
|
size_t
|
|
ircd::m::room::members::count()
|
|
const
|
|
{
|
|
const room::state state
|
|
{
|
|
room
|
|
};
|
|
|
|
return state.count("m.room.member");
|
|
}
|
|
|
|
//
|
|
// room::origins
|
|
//
|
|
|
|
size_t
|
|
ircd::m::room::origins::count()
|
|
const
|
|
{
|
|
size_t ret{0};
|
|
for_each([&ret](const string_view &)
|
|
{
|
|
++ret;
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
|
|
/// Tests if argument is the only origin in the room.
|
|
/// If a zero or more than one origins exist, returns false. If the only origin
|
|
/// in the room is the argument origin, returns true.
|
|
bool
|
|
ircd::m::room::origins::only(const string_view &origin)
|
|
const
|
|
{
|
|
bool ret{false};
|
|
test([&ret, &origin]
|
|
(const string_view &origin_)
|
|
{
|
|
if(origin == origin_)
|
|
ret = true;
|
|
else if(ret)
|
|
ret = false;
|
|
|
|
return ret;
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::origins::has(const string_view &origin)
|
|
const
|
|
{
|
|
db::index &index
|
|
{
|
|
dbs::room_joined
|
|
};
|
|
|
|
char querybuf[dbs::ROOM_JOINED_KEY_MAX_SIZE];
|
|
const auto query
|
|
{
|
|
dbs::room_joined_key(querybuf, room.room_id, origin)
|
|
};
|
|
|
|
auto it
|
|
{
|
|
index.begin(query)
|
|
};
|
|
|
|
if(!it)
|
|
return false;
|
|
|
|
const string_view &key
|
|
{
|
|
lstrip(it->first, "\0"_sv)
|
|
};
|
|
|
|
const string_view &key_origin
|
|
{
|
|
std::get<0>(dbs::room_joined_key(key))
|
|
};
|
|
|
|
return key_origin == origin;
|
|
}
|
|
|
|
void
|
|
ircd::m::room::origins::for_each(const closure &view)
|
|
const
|
|
{
|
|
test([&view](const string_view &origin)
|
|
{
|
|
view(origin);
|
|
return false;
|
|
});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::origins::test(const closure_bool &view)
|
|
const
|
|
{
|
|
string_view last;
|
|
char lastbuf[256];
|
|
return _test_([&last, &lastbuf, &view]
|
|
(const string_view &key)
|
|
{
|
|
const string_view &origin
|
|
{
|
|
std::get<0>(dbs::room_joined_key(key))
|
|
};
|
|
|
|
if(origin == last)
|
|
return false;
|
|
|
|
if(view(origin))
|
|
return true;
|
|
|
|
last = { lastbuf, copy(lastbuf, origin) };
|
|
return false;
|
|
});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::origins::_test_(const closure_bool &view)
|
|
const
|
|
{
|
|
db::index &index
|
|
{
|
|
dbs::room_joined
|
|
};
|
|
|
|
auto it
|
|
{
|
|
index.begin(room.room_id)
|
|
};
|
|
|
|
for(; bool(it); ++it)
|
|
{
|
|
const string_view &key
|
|
{
|
|
lstrip(it->first, "\0"_sv)
|
|
};
|
|
|
|
if(view(key))
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
//
|
|
// room::head
|
|
//
|
|
|
|
size_t
|
|
ircd::m::room::head::count()
|
|
const
|
|
{
|
|
size_t ret(0);
|
|
for_each([&ret]
|
|
(const event::idx &event_idx, const event::id &event_id)
|
|
{
|
|
++ret;
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::head::has(const event::id &event_id)
|
|
const
|
|
{
|
|
bool ret{false};
|
|
for_each(closure_bool{[&ret, &event_id]
|
|
(const event::idx &event_idx, const event::id &event_id_)
|
|
{
|
|
ret = event_id_ == event_id;
|
|
return !ret; // for_each protocol: false to break
|
|
}});
|
|
|
|
return ret;
|
|
}
|
|
|
|
void
|
|
ircd::m::room::head::for_each(const closure &closure)
|
|
const
|
|
{
|
|
for_each(closure_bool{[&closure]
|
|
(const event::idx &event_idx, const event::id &event_id)
|
|
{
|
|
closure(event_idx, event_id);
|
|
return true;
|
|
}});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::head::for_each(const closure_bool &closure)
|
|
const
|
|
{
|
|
auto &index
|
|
{
|
|
dbs::room_head
|
|
};
|
|
|
|
auto it
|
|
{
|
|
index.begin(room.room_id)
|
|
};
|
|
|
|
for(; it; ++it)
|
|
{
|
|
const event::id &event_id
|
|
{
|
|
dbs::room_head_key(it->first)
|
|
};
|
|
|
|
const event::idx &event_idx
|
|
{
|
|
byte_view<event::idx>{it->second}
|
|
};
|
|
|
|
if(!closure(event_idx, event_id))
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
//
|
|
// room::power
|
|
//
|
|
|
|
decltype(ircd::m::room::power::default_power_level)
|
|
ircd::m::room::power::default_power_level
|
|
{
|
|
50
|
|
};
|
|
|
|
decltype(ircd::m::room::power::default_event_level)
|
|
ircd::m::room::power::default_event_level
|
|
{
|
|
0
|
|
};
|
|
|
|
decltype(ircd::m::room::power::default_user_level)
|
|
ircd::m::room::power::default_user_level
|
|
{
|
|
0
|
|
};
|
|
|
|
bool
|
|
ircd::m::room::power::operator()(const m::user::id &user_id,
|
|
const string_view &prop,
|
|
const string_view &type)
|
|
const
|
|
{
|
|
const auto &user_level
|
|
{
|
|
level_user(user_id)
|
|
};
|
|
|
|
const auto &required_level
|
|
{
|
|
prop == "events"?
|
|
level_event(type):
|
|
level(prop)
|
|
};
|
|
|
|
return user_level >= required_level;
|
|
}
|
|
|
|
int64_t
|
|
ircd::m::room::power::level_user(const m::user::id &user_id)
|
|
const try
|
|
{
|
|
int64_t ret
|
|
{
|
|
default_user_level
|
|
};
|
|
|
|
view([&user_id, &ret]
|
|
(const json::object &content)
|
|
{
|
|
const json::object &users
|
|
{
|
|
content.at("users")
|
|
};
|
|
|
|
ret = users.at<int64_t>(user_id);
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
catch(const json::error &e)
|
|
{
|
|
return default_user_level;
|
|
}
|
|
|
|
int64_t
|
|
ircd::m::room::power::level_event(const string_view &type)
|
|
const try
|
|
{
|
|
int64_t ret
|
|
{
|
|
default_event_level
|
|
};
|
|
|
|
view([&type, &ret]
|
|
(const json::object &content)
|
|
{
|
|
const json::object &events
|
|
{
|
|
content.at("events")
|
|
};
|
|
|
|
ret = events.at<int64_t>(type);
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
catch(const json::error &e)
|
|
{
|
|
return default_event_level;
|
|
}
|
|
|
|
int64_t
|
|
ircd::m::room::power::level(const string_view &prop)
|
|
const try
|
|
{
|
|
int64_t ret
|
|
{
|
|
default_power_level
|
|
};
|
|
|
|
view([&prop, &ret]
|
|
(const json::object &content)
|
|
{
|
|
ret = content.at<int64_t>(prop);
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
catch(const json::error &e)
|
|
{
|
|
return default_power_level;
|
|
}
|
|
|
|
size_t
|
|
ircd::m::room::power::count_levels()
|
|
const
|
|
{
|
|
size_t ret{0};
|
|
for_each([&ret]
|
|
(const string_view &, const int64_t &)
|
|
{
|
|
++ret;
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
|
|
size_t
|
|
ircd::m::room::power::count_collections()
|
|
const
|
|
{
|
|
size_t ret{0};
|
|
view([&ret]
|
|
(const json::object &content)
|
|
{
|
|
for(const auto &member : content)
|
|
ret += json::type(member.second) == json::OBJECT;
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
|
|
size_t
|
|
ircd::m::room::power::count(const string_view &prop)
|
|
const
|
|
{
|
|
size_t ret{0};
|
|
for_each(prop, [&ret]
|
|
(const string_view &, const int64_t &)
|
|
{
|
|
++ret;
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::power::has_event(const string_view &type)
|
|
const try
|
|
{
|
|
bool ret{false};
|
|
view([&type, &ret]
|
|
(const json::object &content)
|
|
{
|
|
const json::object &events
|
|
{
|
|
content.at("events")
|
|
};
|
|
|
|
const string_view &level
|
|
{
|
|
events.at(type)
|
|
};
|
|
|
|
ret = json::type(level) == json::NUMBER;
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
catch(const json::error &)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::power::has_user(const m::user::id &user_id)
|
|
const try
|
|
{
|
|
bool ret{false};
|
|
view([&user_id, &ret]
|
|
(const json::object &content)
|
|
{
|
|
const json::object &users
|
|
{
|
|
content.at("users")
|
|
};
|
|
|
|
const string_view &level
|
|
{
|
|
users.at(user_id)
|
|
};
|
|
|
|
ret = json::type(level) == json::NUMBER;
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
catch(const json::error &)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::power::has_collection(const string_view &prop)
|
|
const
|
|
{
|
|
bool ret{false};
|
|
view([&prop, &ret]
|
|
(const json::object &content)
|
|
{
|
|
const auto &value{content.get(prop)};
|
|
if(value && json::type(value) == json::OBJECT)
|
|
ret = true;
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::power::has_level(const string_view &prop)
|
|
const
|
|
{
|
|
bool ret{false};
|
|
view([&prop, &ret]
|
|
(const json::object &content)
|
|
{
|
|
const auto &value{content.get(prop)};
|
|
if(value && json::type(value) == json::NUMBER)
|
|
ret = true;
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
|
|
void
|
|
ircd::m::room::power::for_each(const closure &closure)
|
|
const
|
|
{
|
|
for_each(string_view{}, closure);
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::power::for_each(const closure_bool &closure)
|
|
const
|
|
{
|
|
return for_each(string_view{}, closure);
|
|
}
|
|
|
|
void
|
|
ircd::m::room::power::for_each(const string_view &prop,
|
|
const closure &closure)
|
|
const
|
|
{
|
|
for_each(prop, closure_bool{[&closure]
|
|
(const string_view &key, const int64_t &level)
|
|
{
|
|
closure(key, level);
|
|
return true;
|
|
}});
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::power::for_each(const string_view &prop,
|
|
const closure_bool &closure)
|
|
const
|
|
{
|
|
bool ret{true};
|
|
view([&prop, &closure, &ret]
|
|
(const json::object &content)
|
|
{
|
|
const json::object &collection
|
|
{
|
|
// This little cmov gimmick sets collection to be the outer object
|
|
// itself if no property was given, allowing us to reuse this func
|
|
// for all iterations of key -> level mappings.
|
|
prop? json::object{content.get(prop)} : content
|
|
};
|
|
|
|
if(prop && json::type(string_view{collection}) != json::OBJECT)
|
|
return;
|
|
|
|
for(auto it(begin(collection)); it != end(collection) && ret; ++it)
|
|
{
|
|
const auto &member(*it);
|
|
if(json::type(member.second) != json::NUMBER)
|
|
continue;
|
|
|
|
const auto &key
|
|
{
|
|
unquote(member.first)
|
|
};
|
|
|
|
const auto &val
|
|
{
|
|
lex_cast<int64_t>(member.second)
|
|
};
|
|
|
|
ret = closure(key, val);
|
|
}
|
|
});
|
|
|
|
return ret;
|
|
}
|
|
|
|
bool
|
|
ircd::m::room::power::view(const std::function<void (const json::object &)> &closure)
|
|
const
|
|
{
|
|
static const event::keys keys
|
|
{
|
|
event::keys::include
|
|
{
|
|
"content",
|
|
}
|
|
};
|
|
|
|
const m::event::fetch::opts fopts
|
|
{
|
|
keys, state.fopts? state.fopts->gopts : db::gopts{}
|
|
};
|
|
|
|
return state.get(std::nothrow, "m.room.power_levels", "", [&closure]
|
|
(const m::event &event)
|
|
{
|
|
closure(json::get<"content"_>(event));
|
|
});
|
|
}
|
|
|
|
//
|
|
// room::state::tuple
|
|
//
|
|
|
|
ircd::m::room::state::tuple::tuple(const m::room &room,
|
|
const mutable_buffer &buf_)
|
|
{
|
|
const m::room::state state
|
|
{
|
|
room
|
|
};
|
|
|
|
window_buffer buf{buf_};
|
|
json::for_each(*this, [&state, &buf]
|
|
(const string_view &type, auto &event)
|
|
{
|
|
state.get(std::nothrow, type, "", [&buf, &event]
|
|
(const event::idx &event_idx)
|
|
{
|
|
buf([&event, &event_idx]
|
|
(const mutable_buffer &buf)
|
|
{
|
|
event = m::event
|
|
{
|
|
event_idx, buf
|
|
};
|
|
|
|
return serialized(event);
|
|
});
|
|
});
|
|
});
|
|
}
|
|
|
|
ircd::m::room::state::tuple::tuple(const json::array &pdus)
|
|
{
|
|
for(const json::object &pdu : pdus)
|
|
{
|
|
const m::event &event{pdu};
|
|
json::set(*this, at<"type"_>(event), event);
|
|
}
|
|
}
|
|
|
|
std::string
|
|
ircd::m::pretty(const room::state::tuple &state)
|
|
{
|
|
std::string ret;
|
|
std::stringstream s;
|
|
pubsetbuf(s, ret, 2048);
|
|
|
|
const auto out{[&s]
|
|
(const string_view &key, const auto &event)
|
|
{
|
|
if(!json::get<"event_id"_>(event))
|
|
return;
|
|
|
|
s << std::setw(28) << std::right << key
|
|
<< " :" << json::get<"depth"_>(event)
|
|
<< " " << at<"event_id"_>(event)
|
|
<< " " << json::get<"sender"_>(event)
|
|
<< " " << json::get<"content"_>(event)
|
|
<< std::endl;
|
|
}};
|
|
|
|
json::for_each(state, out);
|
|
resizebuf(s, ret);
|
|
return ret;
|
|
}
|
|
|
|
std::string
|
|
ircd::m::pretty_oneline(const room::state::tuple &state)
|
|
{
|
|
std::string ret;
|
|
std::stringstream s;
|
|
pubsetbuf(s, ret, 1024);
|
|
|
|
const auto out{[&s]
|
|
(const string_view &key, const auto &event)
|
|
{
|
|
if(!json::get<"event_id"_>(event))
|
|
return;
|
|
|
|
s << key << " ";
|
|
}};
|
|
|
|
json::for_each(state, out);
|
|
resizebuf(s, ret);
|
|
return ret;
|
|
}
|