X-Git-Url: https://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Factivity_pub%2Fside_effects.ex;h=139e609f497ebe8c28aa78f19dbb61bfbd3f3839;hb=5da08c2b73f9ce1f369434fbd2c11092007e4910;hp=6a8f1af960ffe34aadb35b287d2c0e6d38c9365e;hpb=389fb36fb5f21fc508810d27ab158955f11edda4;p=akkoma

diff --git a/lib/pleroma/web/activity_pub/side_effects.ex b/lib/pleroma/web/activity_pub/side_effects.ex
index 6a8f1af96..139e609f4 100644
--- a/lib/pleroma/web/activity_pub/side_effects.ex
+++ b/lib/pleroma/web/activity_pub/side_effects.ex
@@ -7,6 +7,8 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
   """
   alias Pleroma.Notification
   alias Pleroma.Object
+  alias Pleroma.User
+  alias Pleroma.Web.ActivityPub.ActivityPub
   alias Pleroma.Web.ActivityPub.Utils
 
   def handle(object, meta \\ [])
@@ -15,12 +17,59 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
   # - Add like to object
   # - Set up notification
   def handle(%{data: %{"type" => "Like"}} = object, meta) do
-    liked_object = Object.get_by_ap_id(object.data["object"])
-    Utils.add_like_to_object(object, liked_object)
+    {:ok, result} =
+      Pleroma.Repo.transaction(fn ->
+        liked_object = Object.get_by_ap_id(object.data["object"])
+        Utils.add_like_to_object(object, liked_object)
 
-    Notification.create_notifications(object)
+        Notification.create_notifications(object)
 
-    {:ok, object, meta}
+        {:ok, object, meta}
+      end)
+
+    result
+  end
+
+  # Tasks this handles:
+  # - Delete and unpins the create activity
+  # - Replace object with Tombstone
+  # - Set up notification
+  # - Reduce the user note count
+  # - Reduce the reply count
+  def handle(%{data: %{"type" => "Delete", "object" => deleted_object}} = object, meta) do
+    deleted_object =
+      Object.normalize(deleted_object, false) || User.get_cached_by_ap_id(deleted_object)
+
+    result =
+      case deleted_object do
+        %Object{} ->
+          with {:ok, deleted_object, activity} <- Object.delete(deleted_object),
+               %User{} = user <- User.get_cached_by_ap_id(deleted_object.data["actor"]) do
+            User.remove_pinnned_activity(user, activity)
+
+            {:ok, user} = ActivityPub.decrease_note_count_if_public(user, deleted_object)
+
+            if in_reply_to = deleted_object.data["inReplyTo"] do
+              Object.decrease_replies_count(in_reply_to)
+            end
+
+            ActivityPub.stream_out(object)
+            ActivityPub.stream_out_participations(deleted_object, user)
+            :ok
+          end
+
+        %User{} ->
+          with {:ok, _} <- User.delete(deleted_object) do
+            :ok
+          end
+      end
+
+    if result == :ok do
+      Notification.create_notifications(object)
+      {:ok, object, meta}
+    else
+      {:error, result}
+    end
   end
 
   # Nothing to do