in dev, allow dev FE
[akkoma] / lib / pleroma / web / activity_pub / object_validators / like_validator.ex
index d5a2f7202aefeefaaa6e70f926077c4e72eb675d..35e000d72888b59186a0c85b5cc0c8b15607b459 100644 (file)
@@ -1,22 +1,29 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
 defmodule Pleroma.Web.ActivityPub.ObjectValidators.LikeValidator do
   use Ecto.Schema
-  import Ecto.Changeset
 
-  alias Pleroma.Web.ActivityPub.ObjectValidators.Types
-  alias Pleroma.Web.ActivityPub.Utils
-  alias Pleroma.User
   alias Pleroma.Object
+  alias Pleroma.Web.ActivityPub.ObjectValidators.CommonFixes
+  alias Pleroma.Web.ActivityPub.Utils
+
+  import Ecto.Changeset
+  import Pleroma.Web.ActivityPub.ObjectValidators.CommonValidations
 
   @primary_key false
 
   embedded_schema do
-    field(:id, :string, primary_key: true)
-    field(:type, :string)
-    field(:object, Types.ObjectID)
-    field(:actor, Types.ObjectID)
+    quote do
+      unquote do
+        import Elixir.Pleroma.Web.ActivityPub.ObjectValidators.CommonFields
+        message_fields()
+        activity_fields()
+      end
+    end
+
     field(:context, :string)
-    field(:to, {:array, :string})
-    field(:cc, {:array, :string})
   end
 
   def cast_and_validate(data) do
@@ -26,20 +33,44 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.LikeValidator do
   end
 
   def cast_data(data) do
+    data =
+      data
+      |> fix()
+
     %__MODULE__{}
-    |> cast(data, [:id, :type, :object, :actor, :context, :to, :cc])
+    |> changeset(data)
+  end
+
+  def changeset(struct, data) do
+    struct
+    |> cast(data, __schema__(:fields))
+  end
+
+  defp fix(data) do
+    data =
+      data
+      |> CommonFixes.fix_actor()
+      |> CommonFixes.fix_activity_addressing()
+
+    with %Object{} = object <- Object.normalize(data["object"]) do
+      data
+      |> CommonFixes.fix_activity_context(object)
+      |> CommonFixes.fix_object_action_recipients(object)
+    else
+      _ -> data
+    end
   end
 
-  def validate_data(data_cng) do
+  defp validate_data(data_cng) do
     data_cng
     |> validate_inclusion(:type, ["Like"])
-    |> validate_required([:id, :type, :object, :actor, :context])
-    |> validate_change(:actor, &actor_valid?/2)
-    |> validate_change(:object, &object_valid?/2)
+    |> validate_required([:id, :type, :object, :actor, :context, :to, :cc])
+    |> validate_actor_presence()
+    |> validate_object_presence()
     |> validate_existing_like()
   end
 
-  def validate_existing_like(%{changes: %{actor: actor, object: object}} = cng) do
+  defp validate_existing_like(%{changes: %{actor: actor, object: object}} = cng) do
     if Utils.get_existing_like(actor, %{data: %{"id" => object}}) do
       cng
       |> add_error(:actor, "already liked this object")
@@ -49,21 +80,5 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.LikeValidator do
     end
   end
 
-  def validate_existing_like(cng), do: cng
-
-  def actor_valid?(field_name, actor) do
-    if User.get_cached_by_ap_id(actor) do
-      []
-    else
-      [{field_name, "can't find user"}]
-    end
-  end
-
-  def object_valid?(field_name, object) do
-    if Object.get_cached_by_ap_id(object) do
-      []
-    else
-      [{field_name, "can't find object"}]
-    end
-  end
+  defp validate_existing_like(cng), do: cng
 end