diff options
5 files changed, 68 insertions, 29 deletions
diff --git a/lib/pleroma/web/activity_pub/object_validator.ex b/lib/pleroma/web/activity_pub/object_validator.ex index adcb53c65..33e67dbb9 100644 --- a/lib/pleroma/web/activity_pub/object_validator.ex +++ b/lib/pleroma/web/activity_pub/object_validator.ex @@ -10,6 +10,8 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidator do """ alias Pleroma.Web.ActivityPub.ObjectValidators.LikeValidator + alias Pleroma.User + alias Pleroma.Object @spec validate(map(), keyword()) :: {:ok, map(), keyword()} | {:error, any()} def validate(object, meta) @@ -24,9 +26,15 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidator do end end - defp stringify_keys(object) do + def stringify_keys(object) do object |> Enum.map(fn {key, val} -> {to_string(key), val} end) |> Enum.into(%{}) end + + def fetch_actor_and_object(object) do + User.get_or_fetch_by_ap_id(object["actor"]) + Object.normalize(object["object"]) + :ok + end end diff --git a/lib/pleroma/web/activity_pub/object_validators/like_validator.ex b/lib/pleroma/web/activity_pub/object_validators/like_validator.ex index d5a2f7202..e6a5aaca8 100644 --- a/lib/pleroma/web/activity_pub/object_validators/like_validator.ex +++ b/lib/pleroma/web/activity_pub/object_validators/like_validator.ex @@ -33,7 +33,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.LikeValidator do def validate_data(data_cng) do data_cng |> validate_inclusion(:type, ["Like"]) - |> validate_required([:id, :type, :object, :actor, :context]) + |> validate_required([:id, :type, :object, :actor, :context, :to, :cc]) |> validate_change(:actor, &actor_valid?/2) |> validate_change(:object, &object_valid?/2) |> validate_existing_like() diff --git a/lib/pleroma/web/activity_pub/transmogrifier.ex b/lib/pleroma/web/activity_pub/transmogrifier.ex index 3e982adcb..591d7aa94 100644 --- a/lib/pleroma/web/activity_pub/transmogrifier.ex +++ b/lib/pleroma/web/activity_pub/transmogrifier.ex @@ -16,6 +16,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do alias Pleroma.Web.ActivityPub.Visibility alias Pleroma.Web.Federator alias Pleroma.Workers.TransmogrifierWorker + alias Pleroma.Web.ActivityPub.ObjectValidator + alias Pleroma.Web.ActivityPub.ObjectValidators.LikeValidator import Ecto.Query @@ -562,39 +564,21 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do end end - def handle_incoming( - %{"type" => "Like", "object" => _object_id, "actor" => _actor, "id" => _id} = data, - _options - ) do - with data <- Map.take(data, ["type", "object", "actor", "context", "id"]), - actor <- Containment.get_actor(data), - object <- Containment.get_object(data), - data <- data |> Map.put("actor", actor) |> Map.put("object", object), - _user <- User.get_or_fetch_by_ap_id(actor), - object <- Object.normalize(object), - data <- Map.put_new(data, "context", object.data["context"]), + def handle_incoming(%{"type" => "Like"} = data, _options) do + with {_, %{changes: cast_data}} <- {:casting_data, LikeValidator.cast_data(data)}, + cast_data <- ObjectValidator.stringify_keys(cast_data), + :ok <- ObjectValidator.fetch_actor_and_object(cast_data), + {_, {:ok, cast_data}} <- {:maybe_add_context, maybe_add_context_from_object(cast_data)}, + {_, {:ok, cast_data}} <- + {:maybe_add_recipients, maybe_add_recipients_from_object(cast_data)}, {_, {:ok, activity, _meta}} <- - {:common_pipeline, ActivityPub.common_pipeline(data, local: false)} do + {:common_pipeline, ActivityPub.common_pipeline(cast_data, local: false)} do {:ok, activity} else e -> {:error, e} end end - # def handle_incoming( - # %{"type" => "Like", "object" => object_id, "actor" => _actor, "id" => id} = data, - # _options - # ) do - # with actor <- Containment.get_actor(data), - # {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor), - # {:ok, object} <- get_obj_helper(object_id), - # {:ok, activity, _object} <- ActivityPub.like(actor, object, id, false) do - # {:ok, activity} - # else - # _e -> :error - # end - # end - def handle_incoming( %{"type" => "Announce", "object" => object_id, "actor" => _actor, "id" => id} = data, _options @@ -1156,4 +1140,47 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do def maybe_fix_user_url(data), do: data def maybe_fix_user_object(data), do: maybe_fix_user_url(data) + + defp maybe_add_context_from_object(%{"context" => context} = data) when is_binary(context), + do: {:ok, data} + + defp maybe_add_context_from_object(%{"object" => object} = data) when is_binary(object) do + if object = Object.normalize(object) do + data = + data + |> Map.put("context", object.data["context"]) + + {:ok, data} + else + {:error, "No context on referenced object"} + end + end + + defp maybe_add_context_from_object(_) do + {:error, "No referenced object"} + end + + defp maybe_add_recipients_from_object(%{"object" => object} = data) do + to = data["to"] || [] + cc = data["cc"] || [] + + if to == [] && cc == [] do + if object = Object.normalize(object) do + data = + data + |> Map.put("to", [object.data["actor"]]) + |> Map.put("cc", cc) + + {:ok, data} + else + {:error, "No actor on referenced object"} + end + else + {:ok, data} + end + end + + defp maybe_add_recipients_from_object(_) do + {:error, "No referenced object"} + end end diff --git a/test/web/activity_pub/object_validator_test.exs b/test/web/activity_pub/object_validator_test.exs index 374a7c0df..2292db6d7 100644 --- a/test/web/activity_pub/object_validator_test.exs +++ b/test/web/activity_pub/object_validator_test.exs @@ -13,6 +13,8 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidatorTest do {:ok, post_activity} = CommonAPI.post(user, %{"status" => "uguu"}) valid_like = %{ + "to" => [user.ap_id], + "cc" => [], "type" => "Like", "id" => Utils.generate_activity_id(), "object" => post_activity.data["object"], diff --git a/test/web/activity_pub/transmogrifier_test.exs b/test/web/activity_pub/transmogrifier_test.exs index 28edc5508..e5d4dcd64 100644 --- a/test/web/activity_pub/transmogrifier_test.exs +++ b/test/web/activity_pub/transmogrifier_test.exs @@ -333,7 +333,9 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do |> Poison.decode!() |> Map.put("object", activity.data["object"]) - {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data) + {:ok, %Activity{data: data, local: false} = activity} = Transmogrifier.handle_incoming(data) + + refute Enum.empty?(activity.recipients) assert data["actor"] == "http://mastodon.example.org/users/admin" assert data["type"] == "Like" |