mobilizon/lib/eventos/actors/actor.ex

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defmodule Eventos.Actors.Actor.TitleSlug do
@moduledoc """
Slug generation for groups
"""
alias Eventos.Actors.Actor
import Ecto.Query
alias Eventos.Repo
use EctoAutoslugField.Slug, from: :title, to: :slug
def build_slug(sources, changeset) do
slug = super(sources, changeset)
build_unique_slug(slug, changeset)
end
defp build_unique_slug(slug, changeset) do
query = from a in Actor,
where: a.slug == ^slug
case Repo.one(query) do
nil -> slug
_story ->
slug
|> Eventos.Slug.increment_slug()
|> build_unique_slug(changeset)
end
end
end
import EctoEnum
defenum Eventos.Actors.ActorTypeEnum, :actor_type, [:Person, :Application, :Group, :Organization, :Service]
defmodule Eventos.Actors.Actor do
@moduledoc """
Represents an actor (local and remote actors)
"""
use Ecto.Schema
import Ecto.Changeset
alias Eventos.Actors
alias Eventos.Actors.{Actor, User, Follower, Member}
alias Eventos.Events.Event
alias Eventos.Service.ActivityPub
import Ecto.Query
alias Eventos.Repo
import Logger
# @type t :: %Actor{description: String.t, id: integer(), inserted_at: DateTime.t, updated_at: DateTime.t, display_name: String.t, domain: String.t, private_key: String.t, public_key: String.t, suspended: boolean(), url: String.t, username: String.t, organized_events: list(), groups: list(), group_request: list(), user: User.t, field: ActorTypeEnum.t}
schema "actors" do
field :url, :string
field :outbox_url, :string
field :inbox_url, :string
field :following_url, :string
field :followers_url, :string
field :shared_inbox_url, :string
field :type, Eventos.Actors.ActorTypeEnum
field :name, :string
field :domain, :string
field :summary, :string
field :preferred_username, :string
field :public_key, :string
field :private_key, :string
field :manually_approves_followers, :boolean, default: false
field :suspended, :boolean, default: false
field :avatar_url, :string
field :banner_url, :string
many_to_many :followers, Actor, join_through: Follower
has_many :organized_events, Event, [foreign_key: :organizer_actor_id]
many_to_many :memberships, Actor, join_through: Member
has_one :user, User
timestamps()
end
@doc false
def changeset(%Actor{} = actor, attrs) do
actor
|> Ecto.Changeset.cast(attrs, [:url, :outbox_url, :inbox_url, :shared_inbox_url, :following_url, :followers_url, :type, :name, :domain, :summary, :preferred_username, :public_key, :private_key, :manually_approves_followers, :suspended, :avatar_url, :banner_url])
|> validate_required([:preferred_username, :public_key, :suspended, :url])
|> unique_constraint(:prefered_username, name: :actors_preferred_username_domain_index)
end
def registration_changeset(%Actor{} = actor, attrs) do
actor
|> Ecto.Changeset.cast(attrs, [:preferred_username, :domain, :name, :summary, :private_key, :public_key, :suspended, :url, :type])
|> validate_required([:preferred_username, :public_key, :suspended, :url, :type])
|> unique_constraint(:prefered_username, name: :actors_preferred_username_domain_index)
end
@email_regex ~r/^[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/
def remote_actor_creation(params) do
changes =
%Actor{}
|> Ecto.Changeset.cast(params, [:url, :outbox_url, :inbox_url, :shared_inbox_url, :following_url, :followers_url, :type, :name, :domain, :summary, :preferred_username, :public_key, :manually_approves_followers, :avatar_url, :banner_url])
|> validate_required([:url, :outbox_url, :inbox_url, :type, :name, :domain, :preferred_username, :public_key])
|> unique_constraint(:preferred_username, name: :actors_preferred_username_domain_index)
|> validate_length(:summary, max: 5000)
|> validate_length(:preferred_username, max: 100)
|> put_change(:local, false)
Logger.debug("Remote actor creation")
Logger.debug(inspect changes)
changes
end
def group_creation(%Actor{} = actor, params) do
actor
|> Ecto.Changeset.cast(params, [:url, :outbox_url, :inbox_url, :shared_inbox_url, :type, :name, :domain, :summary, :preferred_username, :avatar_url, :banner_url])
|> put_change(:outbox_url, "#{EventosWeb.Endpoint.url()}/@#{params["prefered_username"]}/outbox")
|> put_change(:inbox_url, "#{EventosWeb.Endpoint.url()}/@#{params["prefered_username"]}/inbox")
|> put_change(:shared_inbox_url, "#{EventosWeb.Endpoint.url()}/inbox")
|> put_change(:url, "#{EventosWeb.Endpoint.url()}/@#{params["prefered_username"]}")
|> put_change(:domain, nil)
|> put_change(:type, "Group")
|> validate_required([:url, :outbox_url, :inbox_url, :type, :name, :preferred_username])
|> validate_length(:summary, max: 5000)
|> validate_length(:preferred_username, max: 100)
|> put_change(:local, true)
end
def get_or_fetch_by_url(url) do
if user = Actors.get_actor_by_url(url) do
user
else
case ActivityPub.make_actor_from_url(url) do
{:ok, user} ->
user
_ -> {:error, "Could not fetch by AP id"}
end
end
end
#@spec get_public_key_for_url(Actor.t) :: {:ok, String.t}
def get_public_key_for_url(url) do
with %Actor{} = actor <- get_or_fetch_by_url(url) do
get_public_key_for_actor(actor)
else
_ -> :error
end
end
#@spec get_public_key_for_actor(Actor.t) :: {:ok, String.t}
def get_public_key_for_actor(%Actor{} = actor) do
{:ok, actor.public_key}
end
#@spec get_private_key_for_actor(Actor.t) :: {:ok, String.t}
def get_private_key_for_actor(%Actor{} = actor) do
actor.private_key
end
def get_followers(%Actor{id: actor_id} = actor) do
Repo.all(
from a in Actor,
join: f in Follower, on: a.id == f.actor_id,
where: f.target_actor_id == ^actor_id
)
end
def get_followings(%Actor{id: actor_id} = actor) do
Repo.all(
from a in Actor,
join: f in Follower, on: a.id == f.target_actor_id,
where: f.actor_id == ^actor_id
)
end
end