aboutsummaryrefslogtreecommitdiff
path: root/lib/pleroma/web/nodeinfo/nodeinfo_controller.ex
blob: b95e12aedbe8abd5673303801306dac957da2868 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
defmodule Pleroma.Web.Nodeinfo.NodeinfoController do
  use Pleroma.Web, :controller

  alias Pleroma.Stats
  alias Pleroma.Web
  alias Pleroma.{User, Repo}
  alias Pleroma.Web.ActivityPub.MRF

  def schemas(conn, _params) do
    response = %{
      links: [
        %{
          rel: "http://nodeinfo.diaspora.software/ns/schema/2.0",
          href: Web.base_url() <> "/nodeinfo/2.0.json"
        }
      ]
    }

    json(conn, response)
  end

  # Schema definition: https://github.com/jhass/nodeinfo/blob/master/schemas/2.0/schema.json
  def nodeinfo(conn, %{"version" => "2.0"}) do
    instance = Application.get_env(:pleroma, :instance)
    media_proxy = Application.get_env(:pleroma, :media_proxy)
    suggestions = Application.get_env(:pleroma, :suggestions)
    chat = Application.get_env(:pleroma, :chat)
    gopher = Application.get_env(:pleroma, :gopher)
    stats = Stats.get_stats()

    mrf_simple =
      Application.get_env(:pleroma, :mrf_simple)
      |> Enum.into(%{})

    mrf_policies =
      MRF.get_policies()
      |> Enum.map(fn policy -> to_string(policy) |> String.split(".") |> List.last() end)

    quarantined = Keyword.get(instance, :quarantined_instances)

    quarantined =
      if is_list(quarantined) do
        quarantined
      else
        []
      end

    staff_accounts =
      User.moderator_user_query()
      |> Repo.all()
      |> Enum.map(fn u -> u.ap_id end)

    mrf_transparency = Keyword.get(instance, :mrf_transparency)

    federation_response =
      if mrf_transparency do
        %{
          mrf_policies: mrf_policies,
          mrf_simple: mrf_simple,
          quarantined_instances: quarantined
        }
      else
        %{}
      end

    features = [
      "pleroma_api_socket",
      "mastodon_api_socket",
      "mastodon_api_streaming",
      if Keyword.get(media_proxy, :enabled) do
        "media_proxy"
      end,
      if Keyword.get(gopher, :enabled) do
        "gopher"
      end,
      if Keyword.get(chat, :enabled) do
        "pleroma_api_chat"
      end,
      if Keyword.get(suggestions, :enabled) do
        "3rdparty_suggestions"
      end
    ]

    response = %{
      version: "2.0",
      software: %{
        name: "pleroma",
        version: Keyword.get(instance, :version)
      },
      protocols: ["ostatus", "activitypub"],
      services: %{
        inbound: [],
        outbound: []
      },
      openRegistrations: Keyword.get(instance, :registrations_open),
      usage: %{
        users: %{
          total: stats.user_count || 0
        },
        localPosts: stats.status_count || 0
      },
      metadata: %{
        nodeName: Keyword.get(instance, :name),
        nodeDescription: Keyword.get(instance, :description),
        private: !Keyword.get(instance, :public, true),
        suggestions: %{
          enabled: Keyword.get(suggestions, :enabled, false),
          thirdPartyEngine: Keyword.get(suggestions, :third_party_engine, ""),
          timeout: Keyword.get(suggestions, :timeout, 5000),
          limit: Keyword.get(suggestions, :limit, 23),
          web: Keyword.get(suggestions, :web, "")
        },
        staffAccounts: staff_accounts,
        federation: federation_response,
        postFormats: Keyword.get(instance, :allowed_post_formats)
        features: features,
      }
    }

    conn
    |> put_resp_header(
      "content-type",
      "application/json; profile=http://nodeinfo.diaspora.software/ns/schema/2.0#; charset=utf-8"
    )
    |> json(response)
  end

  def nodeinfo(conn, _) do
    conn
    |> put_status(404)
    |> json(%{error: "Nodeinfo schema version not handled"})
  end
end