Pipeline Ingestion: Article

lib/pleroma/web/activity_pub/activity_pub.ex

@@ -84,7 +84,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   defp increase_replies_count_if_reply(_create_data), do: :noop
 
-  @object_types ~w[ChatMessage Question Answer Audio Video Event]
+  @object_types ~w[ChatMessage Question Answer Audio Video Event Article]
   @spec persist(map(), keyword()) :: {:ok, Activity.t() | Object.t()}
   def persist(%{"type" => type} = object, meta) when type in @object_types do
     with {:ok, object} <- Object.create(object) do

lib/pleroma/web/activity_pub/object_validator.ex

@@ -17,6 +17,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidator do
   alias Pleroma.Web.ActivityPub.ObjectValidators.AcceptRejectValidator
   alias Pleroma.Web.ActivityPub.ObjectValidators.AnnounceValidator
   alias Pleroma.Web.ActivityPub.ObjectValidators.AnswerValidator
+  alias Pleroma.Web.ActivityPub.ObjectValidators.ArticleNoteValidator
   alias Pleroma.Web.ActivityPub.ObjectValidators.AudioVideoValidator
   alias Pleroma.Web.ActivityPub.ObjectValidators.BlockValidator
   alias Pleroma.Web.ActivityPub.ObjectValidators.ChatMessageValidator
@@ -160,6 +161,16 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidator do
     end
   end
 
+  def validate(%{"type" => "Article"} = object, meta) do
+    with {:ok, object} <-
+           object
+           |> ArticleNoteValidator.cast_and_validate()
+           |> Ecto.Changeset.apply_action(:insert) do
+      object = stringify_keys(object)
+      {:ok, object, meta}
+    end
+  end
+
   def validate(%{"type" => "Answer"} = object, meta) do
     with {:ok, object} <-
            object
@@ -199,7 +210,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidator do
         %{"type" => "Create", "object" => %{"type" => objtype} = object} = create_activity,
         meta
       )
-      when objtype in ~w[Question Answer Audio Video Event] do
+      when objtype in ~w[Question Answer Audio Video Event Article] do
     with {:ok, object_data} <- cast_and_apply(object),
          meta = Keyword.put(meta, :object_data, object_data |> stringify_keys),
          {:ok, create_activity} <-
@@ -241,6 +252,10 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidator do
     EventValidator.cast_and_apply(object)
   end
 
+  def cast_and_apply(%{"type" => "Article"} = object) do
+    ArticleNoteValidator.cast_and_apply(object)
+  end
+
   def cast_and_apply(o), do: {:error, {:validator_not_set, o}}
 
   # is_struct/1 isn't present in Elixir 1.8.x

lib/pleroma/web/activity_pub/object_validators/article_note_validator.ex

@@ -2,15 +2,19 @@
 # Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
-defmodule Pleroma.Web.ActivityPub.ObjectValidators.NoteValidator do
+defmodule Pleroma.Web.ActivityPub.ObjectValidators.ArticleNoteValidator do
   use Ecto.Schema
 
   alias Pleroma.EctoType.ActivityPub.ObjectValidators
+  alias Pleroma.Web.ActivityPub.ObjectValidators.AttachmentValidator
+  alias Pleroma.Web.ActivityPub.ObjectValidators.CommonFixes
+  alias Pleroma.Web.ActivityPub.ObjectValidators.CommonValidations
   alias Pleroma.Web.ActivityPub.Transmogrifier
 
   import Ecto.Changeset
 
   @primary_key false
+  @derive Jason.Encoder
 
   embedded_schema do
     field(:id, ObjectValidators.ObjectID, primary_key: true)
@@ -30,13 +34,14 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.NoteValidator do
     # short identifier for PleromaFE to group statuses by context
     field(:context_id, :integer)
 
+    # TODO: Remove actor on objects
     field(:actor, ObjectValidators.ObjectID)
+
     field(:attributedTo, ObjectValidators.ObjectID)
     field(:published, ObjectValidators.DateTime)
     field(:emoji, ObjectValidators.Emoji, default: %{})
     field(:sensitive, :boolean, default: false)
-    # TODO: Write type
-    field(:attachment, {:array, :map}, default: [])
+    embeds_many(:attachment, AttachmentValidator)
     field(:replies_count, :integer, default: 0)
     field(:like_count, :integer, default: 0)
     field(:announcement_count, :integer, default: 0)
@@ -47,27 +52,55 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.NoteValidator do
     field(:announcements, {:array, ObjectValidators.ObjectID}, default: [])
   end
 
+  def cast_and_apply(data) do
+    data
+    |> cast_data
+    |> apply_action(:insert)
+  end
+
   def cast_and_validate(data) do
     data
     |> cast_data()
     |> validate_data()
   end
 
-  defp fix(data) do
-    data
-    |> Transmogrifier.fix_emoji()
-  end
-
   def cast_data(data) do
     data = fix(data)
 
     %__MODULE__{}
-    |> cast(data, __schema__(:fields))
+    |> changeset(data)
+  end
+
+  defp fix_url(%{"url" => url} = data) when is_map(url) do
+    Map.put(data, "url", url["href"])
+  end
+
+  defp fix_url(data), do: data
+
+  defp fix(data) do
+    data
+    |> CommonFixes.fix_defaults()
+    |> CommonFixes.fix_attribution()
+    |> CommonFixes.fix_actor()
+    |> fix_url()
+    |> Transmogrifier.fix_emoji()
+  end
+
+  def changeset(struct, data) do
+    data = fix(data)
+
+    struct
+    |> cast(data, __schema__(:fields) -- [:attachment])
+    |> cast_embed(:attachment)
   end
 
   def validate_data(data_cng) do
     data_cng
-    |> validate_inclusion(:type, ["Note"])
-    |> validate_required([:id, :actor, :to, :cc, :type, :content, :context])
+    |> validate_inclusion(:type, ["Article", "Note"])
+    |> validate_required([:id, :actor, :attributedTo, :type, :context, :context_id])
+    |> CommonValidations.validate_any_presence([:cc, :to])
+    |> CommonValidations.validate_fields_match([:actor, :attributedTo])
+    |> CommonValidations.validate_actor_presence()
+    |> CommonValidations.validate_host_match()
   end
 end

lib/pleroma/web/activity_pub/side_effects.ex

@@ -336,7 +336,7 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
   end
 
   def handle_object_creation(%{"type" => objtype} = object, meta)
-      when objtype in ~w[Audio Video Question Event] do
+      when objtype in ~w[Audio Video Question Event Article] do
     with {:ok, object, meta} <- Pipeline.common_pipeline(object, meta) do
       {:ok, object, meta}
     end

lib/pleroma/web/activity_pub/transmogrifier.ex

@@ -424,7 +424,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
         %{"type" => "Create", "object" => %{"type" => objtype} = object} = data,
         options
       )
-      when objtype in ~w{Article Note Page} do
+      when objtype in ~w{Note Page} do
     actor = Containment.get_actor(data)
 
     with nil <- Activity.get_create_by_object_ap_id(object["id"]),
@@ -518,7 +518,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
         %{"type" => "Create", "object" => %{"type" => objtype}} = data,
         _options
       )
-      when objtype in ~w{Question Answer ChatMessage Audio Video Event} do
+      when objtype in ~w{Question Answer ChatMessage Audio Video Event Article} do
     data = Map.put(data, "object", strip_internal_fields(data["object"]))
 
     with {:ok, %User{}} <- ObjectValidator.fetch_actor(data),