+
+ def prepare_attachments(object) do
+ attachments = (object["attachment"] || [])
+ |> Enum.map(fn (data) ->
+ [%{"mediaType" => media_type, "href" => href} | _] = data["url"]
+ %{"url" => href, "mediaType" => media_type, "name" => data["name"], "type" => "Document"}
+ end)
+
+ object
+ |> Map.put("attachment", attachments)
+ end
+
+ defp user_upgrade_task(user) do
+ old_follower_address = User.ap_followers(user)
+ q = from u in User,
+ where: ^old_follower_address in u.following,
+ update: [set: [following: fragment("array_replace(?,?,?)", u.following, ^old_follower_address, ^user.follower_address)]]
+ Repo.update_all(q, [])
+
+ maybe_retire_websub(user.ap_id)
+
+ # Only do this for recent activties, don't go through the whole db.
+ # Only look at the last 1000 activities.
+ since = (Repo.aggregate(Activity, :max, :id) || 0) - 1_000
+ q = from a in Activity,
+ where: ^old_follower_address in a.recipients,
+ where: a.id > ^since,
+ update: [set: [recipients: fragment("array_replace(?,?,?)", a.recipients, ^old_follower_address, ^user.follower_address)]]
+ Repo.update_all(q, [])
+ end
+
+ def upgrade_user_from_ap_id(ap_id, async \\ true) do
+ with %User{local: false} = user <- User.get_by_ap_id(ap_id),
+ {:ok, data} <- ActivityPub.fetch_and_prepare_user_from_ap_id(ap_id) do
+ data = data
+ |> Map.put(:info, Map.merge(user.info, data[:info]))
+
+ already_ap = User.ap_enabled?(user)
+ {:ok, user} = User.upgrade_changeset(user, data)
+ |> Repo.update()
+
+ if !already_ap do
+ # This could potentially take a long time, do it in the background
+ if async do
+ Task.start(fn ->
+ user_upgrade_task(user)
+ end)
+ else
+ user_upgrade_task(user)
+ end
+ end
+
+ {:ok, user}
+ else
+ e -> e
+ end
+ end
+
+ def maybe_retire_websub(ap_id) do
+ # some sanity checks
+ if is_binary(ap_id) && (String.length(ap_id) > 8) do
+ q = from ws in Pleroma.Web.Websub.WebsubClientSubscription,
+ where: fragment("? like ?", ws.topic, ^"#{ap_id}%")
+ Repo.delete_all(q)
+ end
+ end