liked object, a `Follow` activity will add the user to the follower
collection, and so on.
"""
+ alias Pleroma.Activity
alias Pleroma.Notification
alias Pleroma.Object
+ alias Pleroma.Repo
alias Pleroma.User
alias Pleroma.Web.ActivityPub.ActivityPub
alias Pleroma.Web.ActivityPub.Utils
{:ok, object, meta}
end
+ def handle(%{data: %{"type" => "Undo", "object" => undone_object}} = object, meta) do
+ with undone_object <- Activity.get_by_ap_id(undone_object),
+ :ok <- handle_undoing(undone_object) do
+ {:ok, object, meta}
+ end
+ end
+
+ # Tasks this handles:
+ # - Add reaction to object
+ # - Set up notification
+ def handle(%{data: %{"type" => "EmojiReact"}} = object, meta) do
+ reacted_object = Object.get_by_ap_id(object.data["object"])
+ Utils.add_emoji_reaction_to_object(object, reacted_object)
+
+ Notification.create_notifications(object)
+
+ {:ok, object, meta}
+ end
+
# Tasks this handles:
# - Delete and unpins the create activity
# - Replace object with Tombstone
def handle(object, meta) do
{:ok, object, meta}
end
+
+ def handle_undoing(%{data: %{"type" => "Like"}} = object) do
+ with %Object{} = liked_object <- Object.get_by_ap_id(object.data["object"]),
+ {:ok, _} <- Utils.remove_like_from_object(object, liked_object),
+ {:ok, _} <- Repo.delete(object) do
+ :ok
+ end
+ end
+
+ def handle_undoing(%{data: %{"type" => "EmojiReact"}} = object) do
+ with %Object{} = reacted_object <- Object.get_by_ap_id(object.data["object"]),
+ {:ok, _} <- Utils.remove_emoji_reaction_from_object(object, reacted_object),
+ {:ok, _} <- Repo.delete(object) do
+ :ok
+ end
+ end
+
+ def handle_undoing(%{data: %{"type" => "Announce"}} = object) do
+ with %Object{} = liked_object <- Object.get_by_ap_id(object.data["object"]),
+ {:ok, _} <- Utils.remove_announce_from_object(object, liked_object),
+ {:ok, _} <- Repo.delete(object) do
+ :ok
+ end
+ end
+
+ def handle_undoing(
+ %{data: %{"type" => "Block", "actor" => blocker, "object" => blocked}} = object
+ ) do
+ with %User{} = blocker <- User.get_cached_by_ap_id(blocker),
+ %User{} = blocked <- User.get_cached_by_ap_id(blocked),
+ {:ok, _} <- User.unblock(blocker, blocked),
+ {:ok, _} <- Repo.delete(object) do
+ :ok
+ end
+ end
+
+ def handle_undoing(object), do: {:error, ["don't know how to handle", object]}
end