MIME.valid?(type) → is_bitstring(type) && MIME.extensions(type) != []

[akkoma] / lib / pleroma / web / activity_pub / object_validators / attachment_validator.ex

diff --git a/lib/pleroma/web/activity_pub/object_validators/attachment_validator.ex b/lib/pleroma/web/activity_pub/object_validators/attachment_validator.ex
index f96fd54bf61aad8ca0380ecf8999828d91d16183..837787b9fcd3955583d1121823cc84e1ccb3c1b8 100644 (file)
--- a/lib/pleroma/web/activity_pub/object_validators/attachment_validator.ex
+++ b/lib/pleroma/web/activity_pub/object_validators/attachment_validator.ex
@@ -1,12 +1,11 @@
 # Pleroma: A lightweight social networking server
-# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Web.ActivityPub.ObjectValidators.AttachmentValidator do
   use Ecto.Schema
 
   alias Pleroma.EctoType.ActivityPub.ObjectValidators
-  alias Pleroma.Web.ActivityPub.ObjectValidators.UrlObjectValidator
 
   import Ecto.Changeset
 
@@ -21,6 +20,8 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.AttachmentValidator do
       field(:type, :string)
       field(:href, ObjectValidators.Uri)
       field(:mediaType, :string, default: "application/octet-stream")
+      field(:width, :integer)
+      field(:height, :integer)
     end
   end
 
@@ -52,7 +53,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.AttachmentValidator do
     data = fix_media_type(data)
 
     struct
-    |> cast(data, [:type, :href, :mediaType])
+    |> cast(data, [:type, :href, :mediaType, :width, :height])
     |> validate_inclusion(:type, ["Link"])
     |> validate_required([:type, :href, :mediaType])
   end
@@ -60,7 +61,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.AttachmentValidator do
   def fix_media_type(data) do
     data = Map.put_new(data, "mediaType", data["mimeType"])
 
-    if MIME.valid?(data["mediaType"]) do
+    if is_bitstring(data["mediaType"]) && MIME.extensions(data["mediaType"]) != [] do
       data
     else
       Map.put(data, "mediaType", "application/octet-stream")
@@ -90,7 +91,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.AttachmentValidator do
     end
   end
 
-  def validate_data(cng) do
+  defp validate_data(cng) do
     cng
     |> validate_inclusion(:type, ~w[Document Audio Image Video])
     |> validate_required([:mediaType, :url, :type])