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mobilizon/lib/federation/activity_pub/actions/invite.ex
Thomas Citharel b5d9b82bdd
Refactor Mobilizon.Federation.ActivityPub and add typespecs
Signed-off-by: Thomas Citharel <tcit@tcit.fr>
2021-09-29 16:31:11 +02:00

86 lines
2.6 KiB
Elixir

defmodule Mobilizon.Federation.ActivityPub.Actions.Invite do
@moduledoc """
Invite people to things
"""
alias Mobilizon.Actors
alias Mobilizon.Actors.{Actor, Member}
alias Mobilizon.Web.Email.Group
require Logger
import Mobilizon.Federation.ActivityPub.Utils,
only: [
create_activity: 2,
maybe_federate: 1,
maybe_relay_if_group_activity: 1
]
@spec invite(Actor.t(), Actor.t(), Actor.t(), boolean, map()) ::
{:ok, map(), Member.t()} | {:error, :not_able_to_invite | Ecto.Changeset.t()}
def invite(
%Actor{url: group_url, id: group_id, members_url: members_url} = group,
%Actor{url: actor_url, id: actor_id} = actor,
%Actor{url: target_actor_url, id: target_actor_id} = _target_actor,
local \\ true,
additional \\ %{}
) do
Logger.debug("Handling #{actor_url} invite to #{group_url} sent to #{target_actor_url}")
if is_able_to_invite?(actor, group) do
with {:ok, %Member{url: member_url} = member} <-
Actors.create_member(%{
parent_id: group_id,
actor_id: target_actor_id,
role: :invited,
invited_by_id: actor_id,
url: Map.get(additional, :url)
}) do
Mobilizon.Service.Activity.Member.insert_activity(member,
moderator: actor,
subject: "member_invited"
)
{:ok, activity} =
create_activity(
%{
"type" => "Invite",
"attributedTo" => group_url,
"actor" => actor_url,
"object" => group_url,
"target" => target_actor_url,
"id" => member_url
}
|> Map.merge(%{"to" => [target_actor_url, members_url], "cc" => [group_url]})
|> Map.merge(additional),
local
)
maybe_federate(activity)
maybe_relay_if_group_activity(activity)
Group.send_invite_to_user(member)
{:ok, activity, member}
end
else
{:error, :not_able_to_invite}
end
end
@spec is_able_to_invite?(Actor.t(), Actor.t()) :: boolean
defp is_able_to_invite?(%Actor{domain: actor_domain, id: actor_id}, %Actor{
domain: group_domain,
id: group_id
}) do
# If the actor comes from the same domain we trust it
if actor_domain == group_domain do
true
else
# If local group, we'll send the invite
case Actors.get_member(actor_id, group_id) do
{:ok, %Member{} = admin_member} ->
Member.is_administrator(admin_member)
_ ->
false
end
end
end
end