mirror of
https://github.com/matrix-construct/construct
synced 2024-11-26 08:42:34 +01:00
146 lines
2.8 KiB
C++
146 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) 2016-2018 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 14.1 :Public Rooms"
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};
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resource
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publicrooms_resource
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{
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"/_matrix/federation/v1/publicRooms",
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{
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"(14.1) Gets all the public rooms for the homeserver. This should not return "
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"rooms that are listed on another homeserver's directory, just those listed on "
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"the receiving homeserver's directory. "
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}
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};
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conf::item<size_t>
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flush_hiwat
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{
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{ "name", "ircd.federation.publicrooms.flush.hiwat" },
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{ "default", 16384L },
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};
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static resource::response
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handle_get(client &,
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const resource::request &);
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resource::method
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get_method
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{
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publicrooms_resource, "GET", handle_get,
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{
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get_method.VERIFY_ORIGIN
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}
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};
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resource::response
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handle_get(client &client,
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const resource::request &request)
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{
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char sincebuf[m::room::id::buf::SIZE];
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const string_view &since
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{
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url::decode(sincebuf, request.query["since"])
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};
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if(since && !valid(m::id::ROOM, since))
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throw m::BAD_REQUEST
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{
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"Invalid since token for this server."
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};
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if(since && m::room::id(since).host() != my_host())
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throw m::BAD_REQUEST
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{
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"Invalid since token for this server."
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};
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const uint8_t limit
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{
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request.has("limit")?
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uint8_t(request.at<ushort>("limit")):
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uint8_t(request.query.get<ushort>("limit", 255U))
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};
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const bool include_all_networks
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{
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request.get<bool>("include_all_networks", false)
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};
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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(), size_t(flush_hiwat)
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};
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m::rooms::opts opts;
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opts.summary = true;
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opts.join_rule = "public";
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opts.server = my_host();
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opts.lower_bound = true;
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opts.room_id = since;
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size_t count{0};
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m::room::id::buf prev_batch_buf;
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m::room::id::buf next_batch_buf;
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json::stack::object top{out};
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{
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json::stack::array chunk
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{
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top, "chunk"
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};
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m::rooms::for_each(opts, [&]
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(const m::room::id &room_id)
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{
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json::stack::object obj
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{
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chunk
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};
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m::rooms::summary::get(obj, room_id);
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next_batch_buf = room_id;
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return ++count < limit;
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});
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}
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json::stack::member
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{
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top, "total_room_count_estimate", json::value
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{
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ssize_t(m::rooms::count(opts))
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}
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};
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if(prev_batch_buf)
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json::stack::member
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{
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top, "prev_batch", prev_batch_buf
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};
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if(count >= limit)
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json::stack::member
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{
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top, "next_batch", next_batch_buf
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};
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return std::move(response);
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}
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