akkoma/lib/pleroma/web/nodeinfo/nodeinfo_controller.ex

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# Pleroma: A lightweight social networking server
# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Web.Nodeinfo.NodeinfoController do
use Pleroma.Web, :controller
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alias Pleroma.Config
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alias Pleroma.Stats
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alias Pleroma.User
alias Pleroma.Web.Federator.Publisher
alias Pleroma.Web.MastodonAPI.InstanceView
alias Pleroma.Web.Endpoint
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def schemas(conn, _params) do
response = %{
links: [
%{
rel: "http://nodeinfo.diaspora.software/ns/schema/2.0",
href: Endpoint.url() <> "/nodeinfo/2.0.json"
},
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%{
rel: "http://nodeinfo.diaspora.software/ns/schema/2.1",
href: Endpoint.url() <> "/nodeinfo/2.1.json"
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}
]
}
json(conn, response)
end
# returns a nodeinfo 2.0 map, since 2.1 just adds a repository field
# under software.
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def raw_nodeinfo do
stats = Stats.get_stats()
staff_accounts =
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User.all_superusers()
|> Enum.map(fn u -> u.ap_id end)
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|> Enum.filter(fn u -> not Enum.member?(Config.get([:instance, :staff_transparency]), u) end)
features = InstanceView.features()
federation = InstanceView.federation()
%{
version: "2.0",
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software: %{
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name: Pleroma.Application.name() |> String.downcase(),
version: Pleroma.Application.version()
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},
protocols: Publisher.gather_nodeinfo_protocol_names(),
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services: %{
inbound: [],
outbound: []
},
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openRegistrations: Config.get([:instance, :registrations_open]),
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usage: %{
users: %{
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total: Map.get(stats, :user_count, 0)
},
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localPosts: Map.get(stats, :status_count, 0)
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},
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metadata: %{
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nodeName: Config.get([:instance, :name]),
nodeDescription: Config.get([:instance, :description]),
private: !Config.get([:instance, :public], true),
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suggestions: %{
enabled: false
},
staffAccounts: staff_accounts,
federation: federation,
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pollLimits: Config.get([:instance, :poll_limits]),
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postFormats: Config.get([:instance, :allowed_post_formats]),
uploadLimits: %{
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general: Config.get([:instance, :upload_limit]),
avatar: Config.get([:instance, :avatar_upload_limit]),
banner: Config.get([:instance, :banner_upload_limit]),
background: Config.get([:instance, :background_upload_limit])
},
fieldsLimits: %{
maxFields: Config.get([:instance, :max_account_fields]),
maxRemoteFields: Config.get([:instance, :max_remote_account_fields]),
nameLength: Config.get([:instance, :account_field_name_length]),
valueLength: Config.get([:instance, :account_field_value_length])
},
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accountActivationRequired: Config.get([:instance, :account_activation_required], false),
invitesEnabled: Config.get([:instance, :invites_enabled], false),
mailerEnabled: Config.get([Pleroma.Emails.Mailer, :enabled], false),
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features: features,
restrictedNicknames: Config.get([Pleroma.User, :restricted_nicknames]),
skipThreadContainment: Config.get([:instance, :skip_thread_containment], false)
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}
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}
end
# Schema definition: https://github.com/jhass/nodeinfo/blob/master/schemas/2.0/schema.json
# and https://github.com/jhass/nodeinfo/blob/master/schemas/2.1/schema.json
def nodeinfo(conn, %{"version" => "2.0"}) do
conn
|> put_resp_header(
"content-type",
"application/json; profile=http://nodeinfo.diaspora.software/ns/schema/2.0#; charset=utf-8"
)
|> json(raw_nodeinfo())
end
def nodeinfo(conn, %{"version" => "2.1"}) do
raw_response = raw_nodeinfo()
updated_software =
raw_response
|> Map.get(:software)
|> Map.put(:repository, Pleroma.Application.repository())
response =
raw_response
|> Map.put(:software, updated_software)
|> Map.put(:version, "2.1")
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conn
|> put_resp_header(
"content-type",
"application/json; profile=http://nodeinfo.diaspora.software/ns/schema/2.1#; charset=utf-8"
)
|> json(response)
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end
def nodeinfo(conn, _) do
render_error(conn, :not_found, "Nodeinfo schema version not handled")
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end
end