akkoma/lib/pleroma/web/activity_pub/transmogrifier.ex

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defmodule Pleroma.Web.ActivityPub.Transmogrifier do
@moduledoc """
A module to handle coding from internal to wire ActivityPub and back.
"""
alias Pleroma.User
alias Pleroma.Web.ActivityPub.ActivityPub
@doc """
Modifies an incoming AP object (mastodon format) to our internal format.
"""
def fix_object(object) do
object
|> Map.put("actor", object["attributedTo"])
end
# TODO: validate those with a Ecto scheme
# - tags
# - emoji
def handle_incoming(%{"type" => "Create", "object" => %{"type" => "Note"} = object} = data) do
with %User{} = user <- User.get_or_fetch_by_ap_id(data["actor"]) do
object = fix_object(data["object"])
params = %{
to: data["to"],
object: object,
actor: user,
context: data["object"]["conversation"],
local: false,
published: data["published"],
additional: Map.take(data, [
"cc",
"id"
])
}
ActivityPub.create(params)
else
_e -> :error
end
end
def prepare_incoming(_) do
:error
end
end