git.squeep.com Git - akkoma/blob - lib/pleroma/web/activity_pub/object_validators/question_validator.ex

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.ActivityPub.ObjectValidators.QuestionValidator do
   6   use Ecto.Schema
   7
   8   alias Pleroma.EctoType.ActivityPub.ObjectValidators
   9   alias Pleroma.Web.ActivityPub.ObjectValidators.AttachmentValidator
  10   alias Pleroma.Web.ActivityPub.ObjectValidators.CommonValidations
  11   alias Pleroma.Web.ActivityPub.ObjectValidators.QuestionOptionsValidator
  12   alias Pleroma.Web.ActivityPub.Utils
  13
  14   import Ecto.Changeset
  15
  16   @primary_key false
  17   @derive Jason.Encoder
  18
  19   # Extends from NoteValidator
  20   embedded_schema do
  21     field(:id, ObjectValidators.ObjectID, primary_key: true)
  22     field(:to, {:array, :string}, default: [])
  23     field(:cc, {:array, :string}, default: [])
  24     field(:bto, {:array, :string}, default: [])
  25     field(:bcc, {:array, :string}, default: [])
  26     # TODO: Write type
  27     field(:tag, {:array, :map}, default: [])
  28     field(:type, :string)
  29     field(:content, :string)
  30     field(:context, :string)
  31
  32     # TODO: Remove actor on objects
  33     field(:actor, ObjectValidators.ObjectID)
  34
  35     field(:attributedTo, ObjectValidators.ObjectID)
  36     field(:summary, :string)
  37     field(:published, ObjectValidators.DateTime)
  38     # TODO: Write type
  39     field(:emoji, :map, default: %{})
  40     field(:sensitive, :boolean, default: false)
  41     embeds_many(:attachment, AttachmentValidator)
  42     field(:replies_count, :integer, default: 0)
  43     field(:like_count, :integer, default: 0)
  44     field(:announcement_count, :integer, default: 0)
  45     field(:inReplyTo, :string)
  46     field(:uri, ObjectValidators.Uri)
  47     # short identifier for PleromaFE to group statuses by context
  48     field(:context_id, :integer)
  49
  50     field(:likes, {:array, :string}, default: [])
  51     field(:announcements, {:array, :string}, default: [])
  52
  53     field(:closed, ObjectValidators.DateTime)
  54     field(:voters, {:array, ObjectValidators.ObjectID}, default: [])
  55     embeds_many(:anyOf, QuestionOptionsValidator)
  56     embeds_many(:oneOf, QuestionOptionsValidator)
  57   end
  58
  59   def cast_and_apply(data) do
  60     data
  61     |> cast_data
  62     |> apply_action(:insert)
  63   end
  64
  65   def cast_and_validate(data) do
  66     data
  67     |> cast_data()
  68     |> validate_data()
  69   end
  70
  71   def cast_data(data) do
  72     %__MODULE__{}
  73     |> changeset(data)
  74   end
  75
  76   defp fix_closed(data) do
  77     cond do
  78       is_binary(data["closed"]) -> data
  79       is_binary(data["endTime"]) -> Map.put(data, "closed", data["endTime"])
  80       true -> Map.drop(data, ["closed"])
  81     end
  82   end
  83
  84   # based on Pleroma.Web.ActivityPub.Utils.lazy_put_objects_defaults
  85   defp fix_defaults(data) do
  86     %{data: %{"id" => context}, id: context_id} =
  87       Utils.create_context(data["context"] || data["conversation"])
  88
  89     data
  90     |> Map.put_new_lazy("published", &Utils.make_date/0)
  91     |> Map.put_new("context", context)
  92     |> Map.put_new("context_id", context_id)
  93   end
  94
  95   defp fix_attribution(data) do
  96     data
  97     |> Map.put_new("actor", data["attributedTo"])
  98   end
  99
 100   defp fix(data) do
 101     data
 102     |> fix_attribution()
 103     |> fix_closed()
 104     |> fix_defaults()
 105   end
 106
 107   def changeset(struct, data) do
 108     data = fix(data)
 109
 110     struct
 111     |> cast(data, __schema__(:fields) -- [:anyOf, :oneOf, :attachment])
 112     |> cast_embed(:attachment)
 113     |> cast_embed(:anyOf)
 114     |> cast_embed(:oneOf)
 115   end
 116
 117   def validate_data(data_cng) do
 118     data_cng
 119     |> validate_inclusion(:type, ["Question"])
 120     |> validate_required([:id, :actor, :attributedTo, :type, :context])
 121     |> CommonValidations.validate_any_presence([:cc, :to])
 122     |> CommonValidations.validate_fields_match([:actor, :attributedTo])
 123     |> CommonValidations.validate_actor_presence()
 124     |> CommonValidations.validate_any_presence([:oneOf, :anyOf])
 125     |> CommonValidations.validate_host_match()
 126   end
 127 end