mirror of
https://github.com/matrix-construct/construct
synced 2024-09-01 14:25:17 +02:00
177 lines
7 KiB
C++
177 lines
7 KiB
C++
/*
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* charybdis: 21st Century IRC++d
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*
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* Copyright (C) 2016 Charybdis Development Team
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* Copyright (C) 2016 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.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#pragma once
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#define HAVE_IRCD_M_ROOM_H
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wsubobject-linkage"
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namespace ircd::m
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{
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IRCD_M_EXCEPTION(m::error, CONFLICT, http::CONFLICT);
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IRCD_M_EXCEPTION(m::error, NOT_MODIFIED, http::NOT_MODIFIED);
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IRCD_M_EXCEPTION(CONFLICT, ALREADY_MEMBER, http::CONFLICT);
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struct room;
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bool exists(const id::room &);
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event::id::buf send(const id::room &, const m::id::user &sender, const string_view &type, const json::iov &content);
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event::id::buf send(const id::room &, const m::id::user &sender, const string_view &type, const json::members &content);
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event::id::buf send(const id::room &, const m::id::user &sender, const string_view &type, const string_view &state_key, const json::iov &content);
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event::id::buf send(const id::room &, const m::id::user &sender, const string_view &type, const string_view &state_key, const json::members &content);
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event::id::buf message(const id::room &, const m::id::user &sender, const json::members &content);
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event::id::buf message(const id::room &, const m::id::user &sender, const string_view &body, const string_view &msgtype = "m.text");
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event::id::buf membership(const id::room &, const m::id::user &, const string_view &membership);
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event::id::buf leave(const id::room &, const m::id::user &);
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event::id::buf join(const id::room &, const m::id::user &);
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room create(const id::room &, const id::user &creator, const id::room &parent, const string_view &type);
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room create(const id::room &, const id::user &creator, const string_view &type = {});
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}
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struct ircd::m::room
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{
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struct alias;
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struct state;
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struct members;
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struct fetch;
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struct branch;
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using id = m::id::room;
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id room_id;
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operator const id &() const { return room_id; }
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// observer
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bool test(const string_view &type, const event::closure_bool &view) const;
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void for_each(const string_view &type, const event::closure &view) const;
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bool has(const string_view &type, const string_view &state_key) const;
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bool has(const string_view &type) const;
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bool get(const string_view &type, const string_view &state_key, const event::closure &) const;
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bool get(const string_view &type, const event::closure &view) const;
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// observer misc
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bool membership(const m::id::user &, const string_view &membership = "join") const;
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uint64_t maxdepth(event::id::buf &) const;
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uint64_t maxdepth() const;
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// modify
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event::id::buf send(json::iov &event);
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event::id::buf send(json::iov &event, const json::iov &content);
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// modify misc
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event::id::buf message(json::iov &event, const json::iov &content);
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event::id::buf membership(json::iov &event, const json::iov &content);
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event::id::buf create(json::iov &event, json::iov &content);
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room(const id::alias &alias);
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room(const id &room_id)
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:room_id{room_id}
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{}
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};
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namespace ircd::m::name
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{
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constexpr const char *const m_room_aliases {"m.room.aliases"};
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constexpr const char *const m_room_canonical_alias {"m.room.canonical_alias"};
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constexpr const char *const m_room_create {"m.room.create"};
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constexpr const char *const m_room_join_rules {"m.room.join_rules"};
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constexpr const char *const m_room_member {"m.room.member"};
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constexpr const char *const m_room_power_levels {"m.room.power_levels"};
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constexpr const char *const m_room_message {"m.room.message"};
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constexpr const char *const m_room_name {"m.room.name"};
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constexpr const char *const m_room_topic {"m.room.topic"};
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constexpr const char *const m_room_avatar {"m.room.avatar"};
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constexpr const char *const m_room_pinned_events {"m.room.pinned_events"};
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constexpr const char *const m_room_history_visibility {"m.room.history_visibility"};
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constexpr const char *const m_room_third_party_invite {"m.room.third_party_invite"};
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constexpr const char *const m_room_guest_access {"m.room.guest_access"};
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}
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/// Tuple to represent fundamental room state singletons (state_key = "")
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///
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/// This is not a complete representation of room state. Missing from here
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/// are any state events with a state_key which is not an empty string. When
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/// the state_key is not "", multiple events of that type contribute to the
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/// room's eigenvalue. Additionally, state events which are not related to
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/// the matrix protocol `m.room.*` are not represented here.
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///
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/// NOTE that in C++-land state_key="" is represented as a valid but empty
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/// character pointer. It is not a string containing "". Testing for a
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/// "" state_key `ircd::defined(string_view) && ircd::empty(string_view)`
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/// analogous to `data() && !*data()`. A default constructed string_view{}
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/// is considered "JS undefined" because the character pointers are null.
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/// A "JS null" is rarer and carried with a hack which will not be discussed
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/// here.
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///
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struct ircd::m::room::state
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:json::tuple
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<
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json::property<m::name::m_room_aliases, event>,
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json::property<m::name::m_room_canonical_alias, event>,
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json::property<m::name::m_room_create, event>,
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json::property<m::name::m_room_join_rules, event>,
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json::property<m::name::m_room_power_levels, event>,
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json::property<m::name::m_room_message, event>,
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json::property<m::name::m_room_name, event>,
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json::property<m::name::m_room_topic, event>,
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json::property<m::name::m_room_avatar, event>,
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json::property<m::name::m_room_pinned_events, event>,
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json::property<m::name::m_room_history_visibility, event>,
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json::property<m::name::m_room_third_party_invite, event>,
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json::property<m::name::m_room_guest_access, event>
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>
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{
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struct fetch;
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using super_type::tuple;
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state(const json::array &pdus);
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state(fetch &);
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state(const room::id &, const event::id &, const mutable_buffer &);
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state() = default;
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using super_type::operator=;
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friend std::string pretty(const room::state &);
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friend std::string pretty_oneline(const room::state &);
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};
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struct ircd::m::room::branch
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{
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event::id::buf event_id;
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unique_buffer<mutable_buffer> buf;
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json::object pdu;
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branch() = default;
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branch(const event::id &event_id)
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:event_id{event_id}
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,buf{64_KiB}
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,pdu{}
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{}
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};
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#pragma GCC diagnostic pop
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