mirror of
https://github.com/matrix-construct/construct
synced 2024-12-25 15:04:10 +01:00
138 lines
2.8 KiB
C++
138 lines
2.8 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) 2016-2019 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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using namespace ircd;
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mapi::header
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IRCD_MODULE
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{
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"Client 14.23 :Direct Messaging"
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};
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static void
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_join_room__m_direct(const m::event &event,
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m::vm::eval &eval);
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m::hookfn<m::vm::eval &>
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_join_room__m_direct_hookfn
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{
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{
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{ "_site", "vm.effect" },
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{ "type", "m.room.member" },
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{ "membership", "join" },
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{ "origin", my_host() },
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},
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_join_room__m_direct
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};
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void
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_join_room__m_direct(const m::event &event,
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m::vm::eval &eval)
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try
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{
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const m::user::id &user_id
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{
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at<"sender"_>(event)
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};
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const m::room room
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{
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at<"room_id"_>(event)
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};
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const auto membership_event_idx
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{
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room.get(std::nothrow, "m.room.member", user_id)
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};
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if(!membership_event_idx)
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return;
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const auto prev_membership_event_idx
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{
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m::room::state::prev(membership_event_idx)
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};
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if(!prev_membership_event_idx)
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return;
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bool is_direct {false};
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m::get(std::nothrow, prev_membership_event_idx, "content", [&is_direct]
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(const json::object &content)
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{
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if(unquote(content.get("membership")) == "invite")
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is_direct = content.get<bool>("is_direct", false);
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});
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if(!is_direct)
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return;
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m::user::id::buf other_person;
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const m::room::members members{room};
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members.for_each([&user_id, &other_person]
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(const auto &other_id)
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{
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if(other_id == user_id)
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return true;
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other_person = other_id;
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return false;
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});
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if(!other_person)
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return;
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const unique_buffer<mutable_buffer> buf
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{
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48_KiB
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};
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json::stack out{buf};
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json::stack::object top{out};
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const m::user::account_data account_data{user_id};
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account_data.get("m.direct", [&room, &other_person, &top]
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(const string_view &, const json::object &object)
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{
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for(const auto &[user_id, room_ids] : object)
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{
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if(user_id != other_person)
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{
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json::stack::member
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{
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top, user_id, json::array(room_ids)
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};
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continue;
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}
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json::stack::array user_rooms
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{
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top, user_id
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};
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user_rooms.append(room.room_id);
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for(const auto &room_id : json::array(room_ids))
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user_rooms.append(room_id);
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}
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});
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top.~object();
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account_data.set("m.direct", json::object(out.completed()));
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}
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catch(const std::exception &e)
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{
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log::error
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{
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m::log, "Failure while setting m.direct account_data for %s in %s :%s",
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json::get<"sender"_>(event),
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json::get<"room_id"_>(event),
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e.what()
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};
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}
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