debianize-mobilizon/lib/federation/activity_pub/actions/reject.ex
Thomas Citharel 6eba531c89
Allow group admins to moderate new members
Closes #881

Signed-off-by: Thomas Citharel <tcit@tcit.fr>
2021-11-12 17:17:05 +01:00

147 lines
5.1 KiB
Elixir

defmodule Mobilizon.Federation.ActivityPub.Actions.Reject do
@moduledoc """
Reject things
"""
alias Mobilizon.{Actors, Events}
alias Mobilizon.Actors.{Actor, Follower, Member}
alias Mobilizon.Events.Participant
alias Mobilizon.Federation.ActivityPub.Actions.Accept
alias Mobilizon.Federation.ActivityPub.Audience
alias Mobilizon.Federation.ActivityStream
alias Mobilizon.Federation.ActivityStream.Convertible
alias Mobilizon.Web.Endpoint
require Logger
import Mobilizon.Federation.ActivityPub.Utils,
only: [
create_activity: 2,
maybe_federate: 1,
maybe_relay_if_group_activity: 1
]
@spec reject(Accept.acceptable_types(), Accept.acceptable_entities(), boolean, map) ::
{:ok, ActivityStream.t(), Accept.acceptable_entities()}
def reject(type, entity, local \\ true, additional \\ %{}) do
{:ok, entity, update_data} =
case type do
:join -> reject_join(entity, additional)
:follow -> reject_follow(entity, additional)
:invite -> reject_invite(entity, additional)
:member -> reject_member(entity, additional)
end
{:ok, activity} = create_activity(update_data, local)
maybe_federate(activity)
maybe_relay_if_group_activity(activity)
{:ok, activity, entity}
end
@spec reject_join(Participant.t(), map()) :: {:ok, Participant.t(), Activity.t()} | any()
defp reject_join(%Participant{} = participant, additional) do
with {:ok, %Participant{} = participant} <-
Events.update_participant(participant, %{role: :rejected}),
Absinthe.Subscription.publish(Endpoint, participant.actor,
event_person_participation_changed: participant.actor.id
),
participant_as_data <- Convertible.model_to_as(participant),
audience <-
participant
|> Audience.get_audience()
|> Map.merge(additional),
reject_data <- %{
"type" => "Reject",
"object" => participant_as_data
},
update_data <-
reject_data
|> Map.merge(audience)
|> Map.merge(%{
"id" => "#{Endpoint.url()}/reject/join/#{participant.id}"
}) do
{:ok, participant, update_data}
else
err ->
Logger.error("Something went wrong while creating an update activity")
Logger.debug(inspect(err))
err
end
end
@spec reject_follow(Follower.t(), map()) :: {:ok, Follower.t(), Activity.t()} | any()
defp reject_follow(%Follower{} = follower, additional) do
with {:ok, %Follower{} = follower} <- Actors.delete_follower(follower),
follower_as_data <- Convertible.model_to_as(follower),
audience <-
follower.actor |> Audience.get_audience() |> Map.merge(additional),
reject_data <- %{
"to" => [follower.actor.url],
"type" => "Reject",
"actor" => follower.target_actor.url,
"object" => follower_as_data
},
update_data <-
audience
|> Map.merge(reject_data)
|> Map.merge(%{
"id" => "#{Endpoint.url()}/reject/follow/#{follower.id}"
}) do
{:ok, follower, update_data}
else
err ->
Logger.error("Something went wrong while creating an update activity")
Logger.debug(inspect(err))
err
end
end
@spec reject_invite(Member.t(), map()) :: {:ok, Member.t(), Activity.t()} | any
defp reject_invite(
%Member{invited_by_id: invited_by_id, actor_id: actor_id} = member,
_additional
) do
with %Actor{} = inviter <- Actors.get_actor(invited_by_id),
%Actor{url: actor_url} <- Actors.get_actor(actor_id),
{:ok, %Member{url: member_url, id: member_id} = member} <-
Actors.delete_member(member),
Mobilizon.Service.Activity.Member.insert_activity(member,
subject: "member_rejected_invitation"
),
accept_data <- %{
"type" => "Reject",
"actor" => actor_url,
"attributedTo" => member.parent.url,
"to" => [inviter.url, member.parent.members_url],
"cc" => [member.parent.url],
"object" => member_url,
"id" => "#{Endpoint.url()}/reject/invite/member/#{member_id}"
} do
{:ok, member, accept_data}
end
end
@spec reject_member(Member.t(), map()) :: {:ok, Member.t(), Activity.t()} | any
defp reject_member(
%Member{actor_id: actor_id} = member,
%{moderator: %Actor{url: actor_url}}
) do
with %Actor{} <- Actors.get_actor(actor_id),
{:ok, %Member{url: member_url, id: member_id} = member} <-
Actors.delete_member(member),
Mobilizon.Service.Activity.Member.insert_activity(member,
subject: "member_rejected"
),
accept_data <- %{
"type" => "Reject",
"actor" => actor_url,
"attributedTo" => member.parent.url,
"to" => [member.parent.members_url],
"cc" => [member.parent.url],
"object" => member_url,
"id" => "#{Endpoint.url()}/reject/member/#{member_id}"
} do
{:ok, member, accept_data}
end
end
end