Merge branch 'hotfix/hellthread-deprecation-warning' into 'develop'

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

diff --git a/lib/pleroma/web/activity_pub/activity_pub.ex b/lib/pleroma/web/activity_pub/activity_pub.ex
index 44c295d658445c4d9777bdd883cd679e3113e166..4635e7fcd674a438a632d7b9dc1ab4c0bc51c196 100644 (file)
--- a/lib/pleroma/web/activity_pub/activity_pub.ex
+++ b/lib/pleroma/web/activity_pub/activity_pub.ex
@@ -36,6 +36,14 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     {recipients, to, cc}
   end
 
+  defp get_recipients(%{"type" => "Create"} = data) do
+    to = data["to"] || []
+    cc = data["cc"] || []
+    actor = data["actor"] || []
+    recipients = (to ++ cc ++ [actor]) |> Enum.uniq()
+    {recipients, to, cc}
+  end
+
   defp get_recipients(data) do
     to = data["to"] || []
     cc = data["cc"] || []
@@ -56,7 +64,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     end
   end
 
-  defp check_remote_limit(%{"object" => %{"content" => content}}) do
+  defp check_remote_limit(%{"object" => %{"content" => content}}) when not is_nil(content) do
     limit = Pleroma.Config.get([:instance, :remote_limit])
     String.length(content) <= limit
   end
@@ -80,6 +88,10 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
           recipients: recipients
         })
 
+      Task.start(fn ->
+        Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
+      end)
+
       Notification.create_notifications(activity)
       stream_out(activity)
       {:ok, activity}
@@ -410,13 +422,42 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     |> Enum.reverse()
   end
 
+  defp restrict_since(query, %{"since_id" => ""}), do: query
+
   defp restrict_since(query, %{"since_id" => since_id}) do
     from(activity in query, where: activity.id > ^since_id)
   end
 
   defp restrict_since(query, _), do: query
 
-  defp restrict_tag(query, %{"tag" => tag}) do
+  defp restrict_tag_reject(query, %{"tag_reject" => tag_reject})
+       when is_list(tag_reject) and tag_reject != [] do
+    from(
+      activity in query,
+      where: fragment("(not (? #> '{\"object\",\"tag\"}') \\?| ?)", activity.data, ^tag_reject)
+    )
+  end
+
+  defp restrict_tag_reject(query, _), do: query
+
+  defp restrict_tag_all(query, %{"tag_all" => tag_all})
+       when is_list(tag_all) and tag_all != [] do
+    from(
+      activity in query,
+      where: fragment("(? #> '{\"object\",\"tag\"}') \\?& ?", activity.data, ^tag_all)
+    )
+  end
+
+  defp restrict_tag_all(query, _), do: query
+
+  defp restrict_tag(query, %{"tag" => tag}) when is_list(tag) do
+    from(
+      activity in query,
+      where: fragment("(? #> '{\"object\",\"tag\"}') \\?| ?", activity.data, ^tag)
+    )
+  end
+
+  defp restrict_tag(query, %{"tag" => tag}) when is_binary(tag) do
     from(
       activity in query,
       where: fragment("? <@ (? #> '{\"object\",\"tag\"}')", ^tag, activity.data)
@@ -465,6 +506,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   defp restrict_local(query, _), do: query
 
+  defp restrict_max(query, %{"max_id" => ""}), do: query
+
   defp restrict_max(query, %{"max_id" => max_id}) do
     from(activity in query, where: activity.id < ^max_id)
   end
@@ -563,6 +606,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     base_query
     |> restrict_recipients(recipients, opts["user"])
     |> restrict_tag(opts)
+    |> restrict_tag_reject(opts)
+    |> restrict_tag_all(opts)
     |> restrict_since(opts)
     |> restrict_local(opts)
     |> restrict_limit(opts)
@@ -689,7 +734,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
   end
 
   def publish(actor, activity) do
-    followers =
+    remote_followers =
       if actor.follower_address in activity.recipients do
         {:ok, followers} = User.get_followers(actor)
         followers |> Enum.filter(&(!&1.local))
@@ -699,37 +744,31 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
     public = is_public?(activity)
 
-    remote_inboxes =
-      (Pleroma.Web.Salmon.remote_users(activity) ++ followers)
+    reachable_inboxes_metadata =
+      (Pleroma.Web.Salmon.remote_users(activity) ++ remote_followers)
       |> Enum.filter(fn user -> User.ap_enabled?(user) end)
       |> Enum.map(fn %{info: %{source_data: data}} ->
         (is_map(data["endpoints"]) && Map.get(data["endpoints"], "sharedInbox")) || data["inbox"]
       end)
       |> Enum.uniq()
       |> Enum.filter(fn inbox -> should_federate?(inbox, public) end)
+      |> Instances.filter_reachable()
 
     {:ok, data} = Transmogrifier.prepare_outgoing(activity.data)
     json = Jason.encode!(data)
 
-    Enum.each(remote_inboxes, fn inbox ->
+    Enum.each(reachable_inboxes_metadata, fn {inbox, unreachable_since} ->
       Federator.enqueue(:publish_single_ap, %{
         inbox: inbox,
         json: json,
         actor: actor,
-        id: activity.data["id"]
+        id: activity.data["id"],
+        unreachable_since: unreachable_since
       })
     end)
   end
 
-  def publish_one(%{inbox: inbox} = activity) do
-    if Instances.reachable?(inbox) do
-      do_publish_one(activity)
-    else
-      {:error, :noop}
-    end
-  end
-
-  defp do_publish_one(%{inbox: inbox, json: json, actor: actor, id: id}) do
+  def publish_one(%{inbox: inbox, json: json, actor: actor, id: id} = params) do
     Logger.info("Federating #{id} to #{inbox}")
     host = URI.parse(inbox).host
 
@@ -750,16 +789,17 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
                [
                  {"Content-Type", "application/activity+json"},
                  {"signature", signature},
-                 {"digest", digest},
-                 {"referer", Pleroma.Web.Endpoint.url()}
+                 {"digest", digest}
                ]
              ) do
-      Instances.set_reachable(inbox)
+      if !Map.has_key?(params, :unreachable_since) || params[:unreachable_since],
+        do: Instances.set_reachable(inbox)
+
       result
     else
-      e ->
-        Instances.set_unreachable(inbox)
-        e
+      {_post_result, response} ->
+        unless params[:unreachable_since], do: Instances.set_unreachable(inbox)
+        {:error, response}
     end
   end