MastoAPI: Basic streaming.

[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 75b59f375489b07425670aa42db421d86c16fc75..35536a1e41cb5530886a10fbb8a6ced31c873c97 100644 (file)
--- a/lib/pleroma/web/activity_pub/activity_pub.ex
+++ b/lib/pleroma/web/activity_pub/activity_pub.ex
@@ -9,7 +9,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     with nil <- Activity.get_by_ap_id(map["id"]),
          map <- lazy_put_activity_defaults(map),
          :ok <- insert_full_object(map) do
-      {:ok, activity} = Repo.insert(%Activity{data: map, local: local})
+      {:ok, activity} = Repo.insert(%Activity{data: map, local: local, actor: map["actor"]})
       Notification.create_notifications(activity)
       {:ok, activity}
     else
@@ -22,6 +22,9 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     with create_data <- make_create_data(%{to: to, actor: actor, published: published, context: context, object: object}, additional),
          {:ok, activity} <- insert(create_data, local),
          :ok <- maybe_federate(activity) do
+      if activity.data["type"] == "Create" and Enum.member?(activity.data["to"], "https://www.w3.org/ns/activitystreams#Public") do
+        Pleroma.Web.Streamer.stream("public", activity)
+      end
       {:ok, activity}
     end
   end
@@ -93,10 +96,11 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     end
   end
 
-  def fetch_activities_for_context(context) do
+  def fetch_activities_for_context(context, opts \\ %{}) do
     query = from activity in Activity,
       where: fragment("?->>'type' = ? and ?->>'context' = ?", activity.data, "Create", activity.data, ^context),
       order_by: [desc: :id]
+    query = restrict_blocked(query, opts)
     Repo.all(query)
   end
 
@@ -136,7 +140,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   defp restrict_actor(query, %{"actor_id" => actor_id}) do
     from activity in query,
-      where: fragment("?->>'actor' = ?", activity.data, ^actor_id)
+      where: activity.actor == ^actor_id
   end
   defp restrict_actor(query, _), do: query
 
@@ -156,24 +160,25 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
   defp restrict_favorited_by(query, _), do: query
 
   # Only search through last 100_000 activities by default
+  defp restrict_recent(query, %{"whole_db" => true}), do: query
   defp restrict_recent(query, _) do
-    since = Repo.aggregate(Activity, :max, :id) - 100_000
+    since = (Repo.aggregate(Activity, :max, :id) || 0) - 100_000
 
     from activity in query,
       where: activity.id > ^since
   end
 
-  defp restrict_blocked(query, %{"blocking_user" => user}) do
-    blocks = user.info["blocks"] || []
+  defp restrict_blocked(query, %{"blocking_user" => %User{info: info}}) do
+    blocks = info["blocks"] || []
     from activity in query,
-      where: fragment("not (?->>'actor' = ANY(?))", activity.data, ^blocks)
+      where: fragment("not (? = ANY(?))", activity.actor, ^blocks)
   end
   defp restrict_blocked(query, _), do: query
 
   def fetch_activities(recipients, opts \\ %{}) do
     base_query = from activity in Activity,
       limit: 20,
-      order_by: [desc: :id]
+      order_by: [fragment("? desc nulls last", activity.id)]
 
     base_query
     |> restrict_recipients(recipients)