mirror of
https://github.com/matrix-construct/construct
synced 2024-11-18 07:50:57 +01:00
136 lines
2.5 KiB
C++
136 lines
2.5 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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using namespace ircd;
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mapi::header
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IRCD_MODULE
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{
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"federation state_ids"
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};
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m::resource
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state_ids_resource
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{
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"/_matrix/federation/v1/state_ids/",
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{
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"federation state_ids",
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resource::DIRECTORY,
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}
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};
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m::resource::response
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get__state_ids(client &client,
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const m::resource::request &request)
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{
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if(request.parv.size() < 1)
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throw m::NEED_MORE_PARAMS
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{
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"room_id path parameter required"
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};
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m::room::id::buf room_id
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{
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url::decode(room_id, request.parv[0])
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};
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if(m::room::server_acl::enable_read && !m::room::server_acl::check(room_id, request.node_id))
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throw m::ACCESS_DENIED
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{
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"You are not permitted by the room's server access control list."
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};
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m::event::id::buf event_id;
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if(request.query["event_id"])
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event_id = url::decode(event_id, request.query.at("event_id"));
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const m::room room
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{
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room_id, event_id
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};
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if(!visible(room, request.node_id))
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throw m::ACCESS_DENIED
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{
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"You are not permitted to view the room at this event"
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};
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const m::room::state state
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{
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room
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};
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const m::room::auth::chain ac
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{
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event_id?
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m::index(event_id):
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m::head_idx(room)
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};
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m::resource::response::chunked response
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{
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client, http::OK
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};
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json::stack out
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{
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response.buf, response.flusher()
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};
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json::stack::object top{out};
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// auth_chain
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if(request.query.get<bool>("auth_chain_ids", true))
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{
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json::stack::array auth_chain_ids
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{
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top, "auth_chain_ids"
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};
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ac.for_each([&auth_chain_ids]
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(const m::event::idx &event_idx)
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{
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m::event_id(std::nothrow, event_idx, [&auth_chain_ids]
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(const auto &event_id)
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{
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auth_chain_ids.append(event_id);
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});
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return true;
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});
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}
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// pdu_ids
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if(request.query.get<bool>("pdu_ids", true))
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{
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json::stack::array pdu_ids
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{
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top, "pdu_ids"
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};
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state.for_each(m::event::id::closure{[&pdu_ids]
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(const m::event::id &event_id)
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{
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pdu_ids.append(event_id);
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return true;
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}});
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}
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return std::move(response);
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}
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m::resource::method
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method_get
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{
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state_ids_resource, "GET", get__state_ids,
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{
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method_get.VERIFY_ORIGIN
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}
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};
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