Merge remote-tracking branch 'upstream/develop' into admin-create-users

[akkoma] / lib / pleroma / web / rich_media / helpers.ex

diff --git a/lib/pleroma/web/rich_media/helpers.ex b/lib/pleroma/web/rich_media/helpers.ex
index abb1cf7f2b481617fc18236328a397abf2032b65..9bc8f2559b5d5d6c78174283bee33f156ffd7d4c 100644 (file)
--- a/lib/pleroma/web/rich_media/helpers.ex
+++ b/lib/pleroma/web/rich_media/helpers.ex
@@ -4,18 +4,37 @@
 
 defmodule Pleroma.Web.RichMedia.Helpers do
   alias Pleroma.Activity
-  alias Pleroma.Object
   alias Pleroma.HTML
+  alias Pleroma.Object
   alias Pleroma.Web.RichMedia.Parser
 
-  def fetch_data_for_activity(%Activity{} = activity) do
+  defp validate_page_url(page_url) when is_binary(page_url) do
+    if AutoLinker.Parser.is_url?(page_url, true) do
+      URI.parse(page_url) |> validate_page_url
+    else
+      :error
+    end
+  end
+
+  defp validate_page_url(%URI{authority: nil}), do: :error
+  defp validate_page_url(%URI{scheme: nil}), do: :error
+  defp validate_page_url(%URI{}), do: :ok
+  defp validate_page_url(_), do: :error
+
+  def fetch_data_for_activity(%Activity{data: %{"type" => "Create"}} = activity) do
     with true <- Pleroma.Config.get([:rich_media, :enabled]),
-         %Object{} = object <- Object.normalize(activity.data["object"]),
+         %Object{} = object <- Object.normalize(activity),
+         false <- object.data["sensitive"] || false,
          {:ok, page_url} <- HTML.extract_first_external_url(object, object.data["content"]),
+         :ok <- validate_page_url(page_url),
          {:ok, rich_media} <- Parser.parse(page_url) do
       %{page_url: page_url, rich_media: rich_media}
     else
       _ -> %{}
     end
   end
+
+  def fetch_data_for_activity(_), do: %{}
+
+  def perform(:fetch, %Activity{} = activity), do: fetch_data_for_activity(activity)
 end