git.squeep.com Git - akkoma/blob - lib/pleroma/web/nodeinfo/nodeinfo_controller.ex

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.Nodeinfo.NodeinfoController do
   6   use Pleroma.Web, :controller
   7
   8   alias Pleroma.Config
   9   alias Pleroma.Stats
  10   alias Pleroma.User
  11   alias Pleroma.Web
  12   alias Pleroma.Web.Federator.Publisher
  13   alias Pleroma.Web.MastodonAPI.InstanceView
  14
  15   def schemas(conn, _params) do
  16     response = %{
  17       links: [
  18         %{
  19           rel: "http://nodeinfo.diaspora.software/ns/schema/2.0",
  20           href: Web.base_url() <> "/nodeinfo/2.0.json"
  21         },
  22         %{
  23           rel: "http://nodeinfo.diaspora.software/ns/schema/2.1",
  24           href: Web.base_url() <> "/nodeinfo/2.1.json"
  25         }
  26       ]
  27     }
  28
  29     json(conn, response)
  30   end
  31
  32   # returns a nodeinfo 2.0 map, since 2.1 just adds a repository field
  33   # under software.
  34   def raw_nodeinfo do
  35     stats = Stats.get_stats()
  36
  37     staff_accounts =
  38       User.all_superusers()
  39       |> Enum.map(fn u -> u.ap_id end)
  40       |> Enum.filter(fn u -> not Enum.member?(Config.get([:instance, :staff_transparency]), u) end)
  41
  42     features = InstanceView.features()
  43     federation = InstanceView.federation()
  44
  45     %{
  46       version: "2.0",
  47       software: %{
  48         name: Pleroma.Application.name() |> String.downcase(),
  49         version: Pleroma.Application.version()
  50       },
  51       protocols: Publisher.gather_nodeinfo_protocol_names(),
  52       services: %{
  53         inbound: [],
  54         outbound: []
  55       },
  56       openRegistrations: Config.get([:instance, :registrations_open]),
  57       usage: %{
  58         users: %{
  59           total: Map.get(stats, :user_count, 0)
  60         },
  61         localPosts: Map.get(stats, :status_count, 0)
  62       },
  63       metadata: %{
  64         nodeName: Config.get([:instance, :name]),
  65         nodeDescription: Config.get([:instance, :description]),
  66         private: !Config.get([:instance, :public], true),
  67         suggestions: %{
  68           enabled: false
  69         },
  70         staffAccounts: staff_accounts,
  71         federation: federation,
  72         pollLimits: Config.get([:instance, :poll_limits]),
  73         postFormats: Config.get([:instance, :allowed_post_formats]),
  74         uploadLimits: %{
  75           general: Config.get([:instance, :upload_limit]),
  76           avatar: Config.get([:instance, :avatar_upload_limit]),
  77           banner: Config.get([:instance, :banner_upload_limit]),
  78           background: Config.get([:instance, :background_upload_limit])
  79         },
  80         fieldsLimits: %{
  81           maxFields: Config.get([:instance, :max_account_fields]),
  82           maxRemoteFields: Config.get([:instance, :max_remote_account_fields]),
  83           nameLength: Config.get([:instance, :account_field_name_length]),
  84           valueLength: Config.get([:instance, :account_field_value_length])
  85         },
  86         accountActivationRequired: Config.get([:instance, :account_activation_required], false),
  87         invitesEnabled: Config.get([:instance, :invites_enabled], false),
  88         mailerEnabled: Config.get([Pleroma.Emails.Mailer, :enabled], false),
  89         features: features,
  90         restrictedNicknames: Config.get([Pleroma.User, :restricted_nicknames]),
  91         skipThreadContainment: Config.get([:instance, :skip_thread_containment], false)
  92       }
  93     }
  94   end
  95
  96   # Schema definition: https://github.com/jhass/nodeinfo/blob/master/schemas/2.0/schema.json
  97   # and https://github.com/jhass/nodeinfo/blob/master/schemas/2.1/schema.json
  98   def nodeinfo(conn, %{"version" => "2.0"}) do
  99     conn
 100     |> put_resp_header(
 101       "content-type",
 102       "application/json; profile=http://nodeinfo.diaspora.software/ns/schema/2.0#; charset=utf-8"
 103     )
 104     |> json(raw_nodeinfo())
 105   end
 106
 107   def nodeinfo(conn, %{"version" => "2.1"}) do
 108     raw_response = raw_nodeinfo()
 109
 110     updated_software =
 111       raw_response
 112       |> Map.get(:software)
 113       |> Map.put(:repository, Pleroma.Application.repository())
 114
 115     response =
 116       raw_response
 117       |> Map.put(:software, updated_software)
 118       |> Map.put(:version, "2.1")
 119
 120     conn
 121     |> put_resp_header(
 122       "content-type",
 123       "application/json; profile=http://nodeinfo.diaspora.software/ns/schema/2.1#; charset=utf-8"
 124     )
 125     |> json(response)
 126   end
 127
 128   def nodeinfo(conn, _) do
 129     render_error(conn, :not_found, "Nodeinfo schema version not handled")
 130   end
 131 end