mobilizon.chapril.org-mobil.../lib/mobilizon/users/users.ex

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defmodule Mobilizon.Users do
@moduledoc """
The Users context.
"""
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import Ecto.Query
import EctoEnum
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import Mobilizon.Storage.Ecto
alias Mobilizon.Actors.Actor
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alias Mobilizon.Events
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alias Mobilizon.Storage.{Page, Repo}
alias Mobilizon.Users.User
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alias Mobilizon.Web.Auth
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@type tokens :: %{
required(:access_token) => String.t(),
required(:refresh_token) => String.t()
}
defenum(UserRole, :user_role, [:administrator, :moderator, :user])
@doc """
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Registers an user.
"""
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@spec register(map) :: {:ok, User.t()} | {:error, Ecto.Changeset.t()}
def register(args) do
with {:ok, %User{} = user} <-
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%User{}
|> User.registration_changeset(args)
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|> Repo.insert() do
Events.create_feed_token(%{user_id: user.id})
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{:ok, user}
end
end
@doc """
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Gets a single user.
Raises `Ecto.NoResultsError` if the user does not exist.
"""
@spec get_user!(integer | String.t()) :: User.t()
def get_user!(id), do: Repo.get!(User, id)
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@doc """
Gets an user by its email.
"""
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@spec get_user_by_email(String.t(), boolean | nil) ::
{:ok, User.t()} | {:error, :user_not_found}
def get_user_by_email(email, activated \\ nil) do
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query = user_by_email_query(email, activated)
case Repo.one(query) do
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nil ->
{:error, :user_not_found}
user ->
{:ok, user}
end
end
@doc """
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Get an user by its activation token.
"""
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@spec get_user_by_activation_token(String.t()) :: Actor.t() | nil
def get_user_by_activation_token(token) do
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token
|> user_by_activation_token_query()
|> Repo.one()
end
@doc """
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Get an user by its reset password token.
"""
@spec get_user_by_reset_password_token(String.t()) :: Actor.t()
def get_user_by_reset_password_token(token) do
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token
|> user_by_reset_password_token_query()
|> Repo.one()
end
@doc """
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Updates an user.
"""
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@spec update_user(User.t(), map) :: {:ok, User.t()} | {:error, Ecto.Changeset.t()}
def update_user(%User{} = user, attrs) do
with {:ok, %User{} = user} <-
user
|> User.changeset(attrs)
|> Repo.update() do
{:ok, Repo.preload(user, [:default_actor])}
end
end
@doc """
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Deletes an user.
"""
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@spec delete_user(User.t()) :: {:ok, User.t()} | {:error, Ecto.Changeset.t()}
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def delete_user(%User{} = user), do: Repo.delete(user)
@doc """
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Get an user with its actors
Raises `Ecto.NoResultsError` if the user does not exist.
"""
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@spec get_user_with_actors!(integer | String.t()) :: User.t()
def get_user_with_actors!(id) do
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id
|> get_user!()
|> Repo.preload([:actors, :default_actor])
end
@doc """
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Get user with its actors.
"""
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@spec get_user_with_actors(integer()) :: {:ok, User.t()} | {:error, String.t()}
def get_user_with_actors(id) do
case Repo.get(User, id) do
nil ->
{:error, "User with ID #{id} not found"}
user ->
user =
user
|> Repo.preload([:actors, :default_actor])
|> Map.put(:actors, get_actors_for_user(user))
{:ok, user}
end
end
@doc """
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Gets the associated actor for an user, either the default set one or the first
found.
"""
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@spec get_actor_for_user(User.t()) :: Actor.t() | nil
def get_actor_for_user(%User{} = user) do
actor =
user
|> actor_for_user_query()
|> Repo.one()
case actor do
nil ->
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case get_actors_for_user(user) do
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[] ->
nil
actors ->
hd(actors)
end
actor ->
actor
end
end
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@doc """
Gets actors for an user.
"""
@spec get_actors_for_user(User.t()) :: [Actor.t()]
def get_actors_for_user(%User{} = user) do
user
|> actors_for_user_query()
|> Repo.all()
end
@doc """
Updates user's default actor.
Raises `Ecto.NoResultsError` if the user does not exist.
"""
@spec update_user_default_actor(integer | String.t(), integer | String.t()) :: User.t()
def update_user_default_actor(user_id, actor_id) do
with _ <-
user_id
|> update_user_default_actor_query(actor_id)
|> Repo.update_all([]) do
user_id
|> get_user!()
|> Repo.preload([:default_actor])
end
end
@doc """
Returns the list of users.
"""
@spec list_users(integer | nil, integer | nil, atom | nil, atom | nil) :: [User.t()]
def list_users(page \\ nil, limit \\ nil, sort \\ nil, direction \\ nil) do
User
|> Page.paginate(page, limit)
|> sort(sort, direction)
|> Repo.all()
end
@doc """
Returns the list of administrators.
"""
@spec list_admins :: [User.t()]
def list_admins do
User
|> where([u], u.role == ^:administrator)
|> Repo.all()
end
@doc """
Returns the list of moderators.
"""
@spec list_moderators :: [User.t()]
def list_moderators do
User
|> where([u], u.role in ^[:administrator, :moderator])
|> Repo.all()
end
@doc """
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Counts users.
"""
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@spec count_users :: integer
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def count_users, do: Repo.one(from(u in User, select: count(u.id)))
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@doc """
Authenticate an user.
"""
@spec authenticate(User.t()) :: {:ok, tokens} | {:error, :unauthorized}
def authenticate(%{user: %User{password_hash: password_hash} = user, password: password}) do
# Does password match the one stored in the database?
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if Argon2.verify_pass(password, password_hash) do
{:ok, _tokens} = generate_tokens(user)
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else
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{:error, :unauthorized}
end
end
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@doc """
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Generates access token and refresh token for an user.
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"""
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@spec generate_tokens(User.t()) :: {:ok, tokens}
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def generate_tokens(user) do
with {:ok, access_token} <- generate_access_token(user),
{:ok, refresh_token} <- generate_refresh_token(user) do
{:ok, %{access_token: access_token, refresh_token: refresh_token}}
end
end
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@doc """
Generates access token for an user.
"""
@spec generate_access_token(User.t()) :: {:ok, String.t()}
def generate_access_token(user) do
with {:ok, access_token, _claims} <-
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Auth.Guardian.encode_and_sign(user, %{}, token_type: "access") do
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{:ok, access_token}
end
end
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@doc """
Generates refresh token for an user.
"""
@spec generate_refresh_token(User.t()) :: {:ok, String.t()}
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def generate_refresh_token(user) do
with {:ok, refresh_token, _claims} <-
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Auth.Guardian.encode_and_sign(user, %{}, token_type: "refresh") do
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{:ok, refresh_token}
end
end
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@spec user_by_email_query(String.t(), boolean | nil) :: Ecto.Query.t()
defp user_by_email_query(email, nil) do
from(u in User,
where: u.email == ^email or u.unconfirmed_email == ^email,
preload: :default_actor
)
end
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defp user_by_email_query(email, true) do
from(
u in User,
where: u.email == ^email and not is_nil(u.confirmed_at),
preload: :default_actor
)
end
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defp user_by_email_query(email, false) do
from(
u in User,
where: (u.email == ^email or u.unconfirmed_email == ^email) and is_nil(u.confirmed_at),
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preload: :default_actor
)
end
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@spec user_by_activation_token_query(String.t()) :: Ecto.Query.t()
defp user_by_activation_token_query(token) do
from(
u in User,
where: u.confirmation_token == ^token,
preload: [:default_actor]
)
end
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@spec user_by_reset_password_token_query(String.t()) :: Ecto.Query.t()
defp user_by_reset_password_token_query(token) do
from(
u in User,
where: u.reset_password_token == ^token,
preload: [:default_actor]
)
end
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@spec actor_for_user_query(User.t()) :: Ecto.Query.t()
defp actor_for_user_query(%User{id: user_id}) do
from(
a in Actor,
join: u in User,
on: u.default_actor_id == a.id,
where: u.id == ^user_id
)
end
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@spec actors_for_user_query(User.t()) :: Ecto.Query.t()
defp actors_for_user_query(%User{id: user_id}) do
from(a in Actor, where: a.user_id == ^user_id)
end
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@spec update_user_default_actor_query(integer | String.t(), integer | String.t()) ::
Ecto.Query.t()
defp update_user_default_actor_query(user_id, actor_id) do
from(
u in User,
where: u.id == ^user_id,
update: [set: [default_actor_id: ^actor_id]]
)
end
end