182 lines
3.5 KiB
C++
182 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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namespace ircd::m
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{
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extern const string_view presence_valid_states[];
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}
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decltype(ircd::m::presence_valid_states)
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ircd::m::presence_valid_states
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{
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"online",
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"offline",
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"unavailable",
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};
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ircd::m::presence::presence(const user &user,
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const mutable_buffer &buf)
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:edu::m_presence{[&user, &buf]
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{
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json::object ret;
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get(user, [&ret, &buf]
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(const json::object &content)
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{
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ret =
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{
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data(buf), copy(buf, string_view{content})
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};
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});
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return ret;
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}()}
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{
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}
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ircd::m::event::id::buf
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ircd::m::presence::set(const user &user,
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const string_view &presence,
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const string_view &status_msg)
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{
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return set(m::presence
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{
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{ "user_id", user.user_id },
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{ "presence", presence },
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{ "status_msg", status_msg },
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{ "currently_active", presence == "online" },
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});
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}
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void
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ircd::m::presence::get(const user &user,
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const closure &closure)
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{
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if(!get(std::nothrow, user, closure))
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throw m::NOT_FOUND
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{
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"No presence found for %s", string_view{user.user_id}
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};
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}
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bool
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ircd::m::presence::get(std::nothrow_t,
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const user &user,
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const closure &closure)
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{
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static const m::event::fetch::opts fopts
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{
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m::event::keys::include {"content"}
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};
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const auto reclosure{[&closure]
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(const m::event &event)
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{
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closure(json::get<"content"_>(event));
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}};
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return get(std::nothrow, user, reclosure, &fopts);
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}
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ircd::m::event::idx
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ircd::m::presence::get(const user &user)
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{
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const event::idx ret
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{
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get(std::nothrow, user)
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};
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if(!ret)
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throw m::NOT_FOUND
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{
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"No presence found for %s", string_view{user.user_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::presence::get(const std::nothrow_t,
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const m::user &user,
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const m::presence::closure_event &closure,
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const m::event::fetch::opts *const &fopts_p)
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{
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const m::event::idx event_idx
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{
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m::presence::get(std::nothrow, user)
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};
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if(!event_idx)
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return false;
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const auto &fopts
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{
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fopts_p? *fopts_p : event::fetch::default_opts
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};
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const m::event::fetch event
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{
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event_idx, std::nothrow, fopts
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};
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if(event.valid)
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closure(event);
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return event.valid;
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}
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ircd::m::event::idx
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ircd::m::presence::get(const std::nothrow_t,
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const m::user &user)
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{
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const m::user::room user_room
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{
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user
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};
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const m::room::state state
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{
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user_room
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};
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return state.get(std::nothrow, "ircd.presence", "");
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}
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ircd::m::event::id::buf
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ircd::m::presence::set(const m::presence &content)
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{
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const m::user user
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{
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json::at<"user_id"_>(content)
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};
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//TODO: ABA
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if(!exists(user))
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create(user.user_id);
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m::vm::copts copts;
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const m::user::room user_room
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{
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user, &copts
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};
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//TODO: ABA
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return send(user_room, user.user_id, "ircd.presence", "", json::strung{content});
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}
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bool
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ircd::m::presence::valid_state(const string_view &state)
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{
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return std::any_of(begin(presence_valid_states), end(presence_valid_states), [&state]
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(const string_view &valid)
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{
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return state == valid;
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});
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}
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