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Refactor the ActivityPub module

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Signed-off-by: Thomas Citharel <tcit@tcit.fr>
This commit is contained in:
Thomas Citharel
2021-04-22 12:17:56 +02:00
parent 17a6a6eada
commit 280f461ba7
32 changed files with 385 additions and 332 deletions
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59
lib/federation/activity_pub/transmogrifier.ex
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@@ -18,6 +18,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
alias Mobilizon.Federation.ActivityPub
alias Mobilizon.Federation.ActivityPub.{Activity, Refresher, Relay, Utils}
alias Mobilizon.Federation.ActivityPub.Actor, as: ActivityPubActor
alias Mobilizon.Federation.ActivityPub.Types.Ownable
alias Mobilizon.Federation.ActivityStream.{Converter, Convertible}
alias Mobilizon.Tombstone
@@ -117,12 +118,13 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
def handle_incoming(%{
"type" => "Create",
"object" => %{"type" => "Group", "id" => group_url} = _object
}) do
Logger.info("Handle incoming to create a group")
"object" => %{"type" => type, "id" => actor_url} = _object
})
when type in ["Group", "Person", "Actor"] do
Logger.info("Handle incoming to create an actor")
with {:ok, %Actor{} = group} <- ActivityPub.get_or_fetch_actor_by_url(group_url) do
{:ok, nil, group}
with {:ok, %Actor{} = actor} <- ActivityPubActor.get_or_fetch_actor_by_url(actor_url) do
{:ok, nil, actor}
end
end
@@ -201,8 +203,8 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
def handle_incoming(
%{"type" => "Follow", "object" => followed, "actor" => follower, "id" => id} = _data
) do
with {:ok, %Actor{} = followed} <- ActivityPub.get_or_fetch_actor_by_url(followed, true),
{:ok, %Actor{} = follower} <- ActivityPub.get_or_fetch_actor_by_url(follower),
with {:ok, %Actor{} = followed} <- ActivityPubActor.get_or_fetch_actor_by_url(followed, true),
{:ok, %Actor{} = follower} <- ActivityPubActor.get_or_fetch_actor_by_url(follower),
{:ok, activity, object} <- ActivityPub.follow(follower, followed, id, false) do
{:ok, activity, object}
else
@@ -221,7 +223,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
with {:existing_todo_list, nil} <-
{:existing_todo_list, Todos.get_todo_list_by_url(object_url)},
{:ok, %Actor{url: actor_url}} <- ActivityPub.get_or_fetch_actor_by_url(actor_url),
{:ok, %Actor{url: actor_url}} <- ActivityPubActor.get_or_fetch_actor_by_url(actor_url),
object_data when is_map(object_data) <-
object |> Converter.TodoList.as_to_model_data(),
{:ok, %Activity{} = activity, %TodoList{} = todo_list} <-
@@ -295,7 +297,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
} = data
) do
with actor_url <- Utils.get_actor(data),
{:ok, %Actor{} = actor} <- ActivityPub.get_or_fetch_actor_by_url(actor_url),
{:ok, %Actor{} = actor} <- ActivityPubActor.get_or_fetch_actor_by_url(actor_url),
{:object_not_found, {:ok, %Activity{} = activity, object}} <-
{:object_not_found,
do_handle_incoming_accept_following(accepted_object, actor) ||
@@ -328,7 +330,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
%{"type" => "Reject", "object" => rejected_object, "actor" => _actor, "id" => id} = data
) do
with actor_url <- Utils.get_actor(data),
{:ok, %Actor{} = actor} <- ActivityPub.get_or_fetch_actor_by_url(actor_url),
{:ok, %Actor{} = actor} <- ActivityPubActor.get_or_fetch_actor_by_url(actor_url),
{:object_not_found, {:ok, activity, object}} <-
{:object_not_found,
do_handle_incoming_reject_following(rejected_object, actor) ||
@@ -359,7 +361,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
) do
with actor_url <- Utils.get_actor(data),
{:ok, %Actor{id: actor_id, suspended: false} = actor} <-
ActivityPub.get_or_fetch_actor_by_url(actor_url),
ActivityPubActor.get_or_fetch_actor_by_url(actor_url),
:ok <- Logger.debug("Fetching contained object"),
{:ok, entity} <- process_announce_data(object, actor),
:ok <- eventually_create_share(object, entity, actor_id) do
@@ -380,7 +382,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
)
when object_type in ["Person", "Group", "Application", "Service", "Organization"] do
with {:ok, %Actor{suspended: false} = old_actor} <-
ActivityPub.get_or_fetch_actor_by_url(object["id"]),
ActivityPubActor.get_or_fetch_actor_by_url(object["id"]),
object_data <-
object |> Converter.Actor.as_to_model_data(),
{:ok, %Activity{} = activity, %Actor{} = new_actor} <-
@@ -403,7 +405,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
) do
with actor <- Utils.get_actor(update_data),
{:ok, %Actor{url: actor_url, suspended: false} = actor} <-
ActivityPub.get_or_fetch_actor_by_url(actor),
ActivityPubActor.get_or_fetch_actor_by_url(actor),
{:ok, %Event{} = old_event} <-
object |> Utils.get_url() |> ActivityPub.fetch_object_from_url(),
object_data <- Converter.Event.as_to_model_data(object),
@@ -428,7 +430,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
with actor <- Utils.get_actor(update_data),
{:ok, %Actor{url: actor_url, suspended: false}} <-
ActivityPub.get_or_fetch_actor_by_url(actor),
ActivityPubActor.get_or_fetch_actor_by_url(actor),
{:origin_check, true} <- {:origin_check, Utils.origin_check?(actor_url, update_data)},
object_data <- Converter.Comment.as_to_model_data(object),
{:ok, old_entity} <- object |> Utils.get_url() |> ActivityPub.fetch_object_from_url(),
@@ -448,7 +450,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
) do
with actor <- Utils.get_actor(update_data),
{:ok, %Actor{url: actor_url, suspended: false} = actor} <-
ActivityPub.get_or_fetch_actor_by_url(actor),
ActivityPubActor.get_or_fetch_actor_by_url(actor),
{:ok, %Post{} = old_post} <-
object |> Utils.get_url() |> ActivityPub.fetch_object_from_url(),
object_data <- Converter.Post.as_to_model_data(object),
@@ -476,7 +478,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
when type in ["ResourceCollection", "Document"] do
with actor <- Utils.get_actor(update_data),
{:ok, %Actor{url: actor_url, suspended: false}} <-
ActivityPub.get_or_fetch_actor_by_url(actor),
ActivityPubActor.get_or_fetch_actor_by_url(actor),
{:ok, %Resource{} = old_resource} <-
object |> Utils.get_url() |> ActivityPub.fetch_object_from_url(),
object_data <- Converter.Resource.as_to_model_data(object),
@@ -501,7 +503,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
with actor <- Utils.get_actor(update_data),
{:ok, %Actor{url: actor_url, suspended: false} = actor} <-
ActivityPub.get_or_fetch_actor_by_url(actor),
ActivityPubActor.get_or_fetch_actor_by_url(actor),
{:origin_check, true} <- {:origin_check, Utils.origin_check?(actor_url, update_data)},
object_data <- Converter.Member.as_to_model_data(object),
{:ok, old_entity} <- object |> Utils.get_url() |> ActivityPub.fetch_object_from_url(),
@@ -543,7 +545,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
} = data
) do
with actor <- Utils.get_actor(data),
{:ok, %Actor{} = actor} <- ActivityPub.get_or_fetch_actor_by_url(actor),
{:ok, %Actor{} = actor} <- ActivityPubActor.get_or_fetch_actor_by_url(actor),
{:ok, object} <- fetch_obj_helper_as_activity_streams(object_id),
{:ok, activity, object} <-
ActivityPub.unannounce(actor, object, id, cancelled_activity_id, false) do
@@ -561,8 +563,9 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
"id" => id
} = _data
) do
with {:ok, %Actor{domain: nil} = followed} <- ActivityPub.get_or_fetch_actor_by_url(followed),
{:ok, %Actor{} = follower} <- ActivityPub.get_or_fetch_actor_by_url(follower),
with {:ok, %Actor{domain: nil} = followed} <-
ActivityPubActor.get_or_fetch_actor_by_url(followed),
{:ok, %Actor{} = follower} <- ActivityPubActor.get_or_fetch_actor_by_url(follower),
{:ok, activity, object} <- ActivityPub.unfollow(follower, followed, id, false) do
{:ok, activity, object}
else
@@ -579,7 +582,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
) do
with actor_url <- Utils.get_actor(data),
{:actor, {:ok, %Actor{} = actor}} <-
{:actor, ActivityPub.get_or_fetch_actor_by_url(actor_url)},
{:actor, ActivityPubActor.get_or_fetch_actor_by_url(actor_url)},
object_id <- Utils.get_url(object),
{:ok, object} <- is_group_object_gone(object_id),
{:origin_check, true} <-
@@ -622,7 +625,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
when type in ["ResourceCollection", "Document"] do
with actor <- Utils.get_actor(data),
{:ok, %Actor{url: actor_url, suspended: false} = actor} <-
ActivityPub.get_or_fetch_actor_by_url(actor),
ActivityPubActor.get_or_fetch_actor_by_url(actor),
{:ok, %Resource{} = old_resource} <-
object |> Utils.get_url() |> ActivityPub.fetch_object_from_url(),
object_data <- Converter.Resource.as_to_model_data(object),
@@ -654,7 +657,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
) do
with actor <- Utils.get_actor(data),
{:ok, %Actor{url: _actor_url, suspended: false} = actor} <-
ActivityPub.get_or_fetch_actor_by_url(actor),
ActivityPubActor.get_or_fetch_actor_by_url(actor),
object <- Utils.get_url(object),
{:ok, object} <- ActivityPub.fetch_object_from_url(object),
{:ok, activity, object} <-
@@ -672,7 +675,7 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
def handle_incoming(%{"type" => "Leave", "object" => object, "actor" => actor} = data) do
with actor <- Utils.get_actor(data),
{:ok, %Actor{} = actor} <- ActivityPub.get_or_fetch_actor_by_url(actor),
{:ok, %Actor{} = actor} <- ActivityPubActor.get_or_fetch_actor_by_url(actor),
object <- Utils.get_url(object),
{:ok, object} <- ActivityPub.fetch_object_from_url(object),
{:ok, activity, object} <- ActivityPub.leave(object, actor, false) do
@@ -702,10 +705,10 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
Logger.info("Handle incoming to invite someone")
with {:ok, %Actor{} = actor} <-
data |> Utils.get_actor() |> ActivityPub.get_or_fetch_actor_by_url(),
data |> Utils.get_actor() |> ActivityPubActor.get_or_fetch_actor_by_url(),
{:ok, object} <- object |> Utils.get_url() |> ActivityPub.fetch_object_from_url(),
{:ok, %Actor{} = target} <-
target |> Utils.get_url() |> ActivityPub.get_or_fetch_actor_by_url(),
target |> Utils.get_url() |> ActivityPubActor.get_or_fetch_actor_by_url(),
{:ok, activity, %Member{} = member} <-
ActivityPub.invite(object, actor, target, false, %{url: id}) do
{:ok, activity, member}
@@ -718,10 +721,10 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier do
Logger.info("Handle incoming to remove a member from a group")
with {:ok, %Actor{id: moderator_id} = moderator} <-
data |> Utils.get_actor() |> ActivityPub.get_or_fetch_actor_by_url(),
data |> Utils.get_actor() |> ActivityPubActor.get_or_fetch_actor_by_url(),
{:ok, person_id} <- get_remove_object(object),
{:ok, %Actor{type: :Group, id: group_id} = group} <-
origin |> Utils.get_url() |> ActivityPub.get_or_fetch_actor_by_url(),
origin |> Utils.get_url() |> ActivityPubActor.get_or_fetch_actor_by_url(),
{:is_admin, {:ok, %Member{role: role}}}
when role in [:moderator, :administrator, :creator] <-
{:is_admin, Actors.get_member(moderator_id, group_id)},