defmodule Mobilizon.Actors.User do @moduledoc """ Represents a local user """ use Ecto.Schema import Ecto.Changeset alias Mobilizon.Actors.{Actor, User} alias Mobilizon.Service.EmailChecker schema "users" do field(:email, :string) field(:password_hash, :string) field(:password, :string, virtual: true) field(:role, :integer, default: 0) has_many(:actors, Actor) belongs_to(:default_actor, Actor) field(:confirmed_at, :utc_datetime) field(:confirmation_sent_at, :utc_datetime) field(:confirmation_token, :string) field(:reset_password_sent_at, :utc_datetime) field(:reset_password_token, :string) timestamps() end @doc false def changeset(%User{} = user, attrs) do changeset = user |> cast(attrs, [ :email, :role, :password, :password_hash, :confirmed_at, :confirmation_sent_at, :confirmation_token, :reset_password_sent_at, :reset_password_token ]) |> validate_required([:email]) |> unique_constraint(:email, message: "This email is already used.") |> validate_email() |> validate_length( :password, min: 6, max: 100, message: "The choosen password is too short." ) if Map.has_key?(attrs, :default_actor) do put_assoc(changeset, :default_actor, attrs.default_actor) else changeset end end def registration_changeset(struct, params) do struct |> changeset(params) |> cast_assoc(:default_actor) |> validate_required([:email, :password]) |> hash_password() |> save_confirmation_token() |> unique_constraint( :confirmation_token, message: "The registration is already in use, this looks like an issue on our side." ) end def send_password_reset_changeset(%User{} = user, attrs) do user |> cast(attrs, [:reset_password_token, :reset_password_sent_at]) end def password_reset_changeset(%User{} = user, attrs) do user |> cast(attrs, [:password, :reset_password_token, :reset_password_sent_at]) |> validate_length( :password, min: 6, max: 100, message: "registration.error.password_too_short" ) |> hash_password() end defp save_confirmation_token(changeset) do case changeset do %Ecto.Changeset{valid?: true, changes: %{email: _email}} -> changeset = put_change(changeset, :confirmation_token, random_string(30)) put_change(changeset, :confirmation_sent_at, DateTime.utc_now()) _ -> changeset end end defp validate_email(changeset) do case changeset do %Ecto.Changeset{valid?: true, changes: %{email: email}} -> case EmailChecker.valid?(email) do false -> add_error(changeset, :email, "Email doesn't fit required format") _ -> changeset end _ -> changeset end end defp random_string(length) do length |> :crypto.strong_rand_bytes() |> Base.url_encode64() end # Hash password when it's changed defp hash_password(changeset) do case changeset do %Ecto.Changeset{valid?: true, changes: %{password: password}} -> put_change( changeset, :password_hash, Comeonin.Argon2.hashpwsalt(password) ) _ -> changeset end end def is_confirmed(%User{confirmed_at: nil} = _user) do {:error, :unconfirmed} end def is_confirmed(%User{} = user) do {:ok, user} end def owns_actor(%User{actors: actors}, actor_id) do case Enum.find(actors, fn a -> a.id == actor_id end) do nil -> {:is_owned, false} actor -> {:is_owned, true, actor} end end end