defmodule Pleroma.Web.OAuth.OAuthController do
use Pleroma.Web, :controller
+ alias Pleroma.Helpers.UriHelper
alias Pleroma.Registration
alias Pleroma.Repo
alias Pleroma.User
plug(:fetch_session)
plug(:fetch_flash)
+ plug(Pleroma.Plugs.RateLimiter, :authentication when action == :create_authorization)
action_fallback(Pleroma.Web.OAuth.FallbackController)
+ @oob_token_redirect_uri "urn:ietf:wg:oauth:2.0:oob"
+
# Note: this definition is only called from error-handling methods with `conn.params` as 2nd arg
- def authorize(conn, %{"authorization" => _} = params) do
+ def authorize(%Plug.Conn{} = conn, %{"authorization" => _} = params) do
{auth_attrs, params} = Map.pop(params, "authorization")
authorize(conn, Map.merge(params, auth_attrs))
end
- def authorize(%{assigns: %{token: %Token{} = token}} = conn, params) do
+ def authorize(%Plug.Conn{assigns: %{token: %Token{}}} = conn, params) do
if ControllerHelper.truthy_param?(params["force_login"]) do
do_authorize(conn, params)
else
- redirect_uri =
- if is_binary(params["redirect_uri"]) do
- params["redirect_uri"]
- else
- app = Repo.preload(token, :app).app
-
- app.redirect_uris
- |> String.split()
- |> Enum.at(0)
- end
-
- redirect(conn, external: redirect_uri(conn, redirect_uri))
+ handle_existing_authorization(conn, params)
end
end
- def authorize(conn, params), do: do_authorize(conn, params)
+ def authorize(%Plug.Conn{} = conn, params), do: do_authorize(conn, params)
- defp do_authorize(conn, params) do
+ defp do_authorize(%Plug.Conn{} = conn, params) do
app = Repo.get_by(App, client_id: params["client_id"])
available_scopes = (app && app.scopes) || []
scopes = Scopes.fetch_scopes(params, available_scopes)
})
end
+ defp handle_existing_authorization(
+ %Plug.Conn{assigns: %{token: %Token{} = token}} = conn,
+ %{"redirect_uri" => @oob_token_redirect_uri}
+ ) do
+ render(conn, "oob_token_exists.html", %{token: token})
+ end
+
+ defp handle_existing_authorization(
+ %Plug.Conn{assigns: %{token: %Token{} = token}} = conn,
+ %{} = params
+ ) do
+ app = Repo.preload(token, :app).app
+
+ redirect_uri =
+ if is_binary(params["redirect_uri"]) do
+ params["redirect_uri"]
+ else
+ default_redirect_uri(app)
+ end
+
+ if redirect_uri in String.split(app.redirect_uris) do
+ redirect_uri = redirect_uri(conn, redirect_uri)
+ url_params = %{access_token: token.token}
+ url_params = UriHelper.append_param_if_present(url_params, :state, params["state"])
+ url = UriHelper.append_uri_params(redirect_uri, url_params)
+ redirect(conn, external: url)
+ else
+ conn
+ |> put_flash(:error, dgettext("errors", "Unlisted redirect_uri."))
+ |> redirect(external: redirect_uri(conn, redirect_uri))
+ end
+ end
+
def create_authorization(
- conn,
+ %Plug.Conn{} = conn,
%{"authorization" => _} = params,
opts \\ []
) do
end
end
- def after_create_authorization(conn, auth, %{
- "authorization" => %{"redirect_uri" => redirect_uri} = auth_attrs
+ def after_create_authorization(%Plug.Conn{} = conn, %Authorization{} = auth, %{
+ "authorization" => %{"redirect_uri" => @oob_token_redirect_uri}
}) do
- redirect_uri = redirect_uri(conn, redirect_uri)
-
- if redirect_uri == "urn:ietf:wg:oauth:2.0:oob" do
- render(conn, "results.html", %{
- auth: auth
- })
- else
- connector = if String.contains?(redirect_uri, "?"), do: "&", else: "?"
- url = "#{redirect_uri}#{connector}"
- url_params = %{:code => auth.token}
-
- url_params =
- if auth_attrs["state"] do
- Map.put(url_params, :state, auth_attrs["state"])
- else
- url_params
- end
-
- url = "#{url}#{Plug.Conn.Query.encode(url_params)}"
+ render(conn, "oob_authorization_created.html", %{auth: auth})
+ end
+ def after_create_authorization(%Plug.Conn{} = conn, %Authorization{} = auth, %{
+ "authorization" => %{"redirect_uri" => redirect_uri} = auth_attrs
+ }) do
+ app = Repo.preload(auth, :app).app
+
+ # An extra safety measure before we redirect (also done in `do_create_authorization/2`)
+ if redirect_uri in String.split(app.redirect_uris) do
+ redirect_uri = redirect_uri(conn, redirect_uri)
+ url_params = %{code: auth.token}
+ url_params = UriHelper.append_param_if_present(url_params, :state, auth_attrs["state"])
+ url = UriHelper.append_uri_params(redirect_uri, url_params)
redirect(conn, external: url)
+ else
+ conn
+ |> put_flash(:error, dgettext("errors", "Unlisted redirect_uri."))
+ |> redirect(external: redirect_uri(conn, redirect_uri))
end
end
defp handle_create_authorization_error(
- conn,
+ %Plug.Conn{} = conn,
{:error, scopes_issue},
%{"authorization" => _} = params
)
# Per https://github.com/tootsuite/mastodon/blob/
# 51e154f5e87968d6bb115e053689767ab33e80cd/app/controllers/api/base_controller.rb#L39
conn
- |> put_flash(:error, "This action is outside the authorized scopes")
+ |> put_flash(:error, dgettext("errors", "This action is outside the authorized scopes"))
|> put_status(:unauthorized)
|> authorize(params)
end
defp handle_create_authorization_error(
- conn,
+ %Plug.Conn{} = conn,
{:auth_active, false},
%{"authorization" => _} = params
) do
# Per https://github.com/tootsuite/mastodon/blob/
# 51e154f5e87968d6bb115e053689767ab33e80cd/app/controllers/api/base_controller.rb#L76
conn
- |> put_flash(:error, "Your login is missing a confirmed e-mail address")
+ |> put_flash(:error, dgettext("errors", "Your login is missing a confirmed e-mail address"))
|> put_status(:forbidden)
|> authorize(params)
end
- defp handle_create_authorization_error(conn, error, %{"authorization" => _}) do
+ defp handle_create_authorization_error(%Plug.Conn{} = conn, error, %{"authorization" => _}) do
Authenticator.handle_error(conn, error)
end
@doc "Renew access_token with refresh_token"
def token_exchange(
- conn,
+ %Plug.Conn{} = conn,
%{"grant_type" => "refresh_token", "refresh_token" => token} = _params
) do
with {:ok, app} <- Token.Utils.fetch_app(conn),
json(conn, Token.Response.build(user, token, response_attrs))
else
- _error ->
- put_status(conn, 400)
- |> json(%{error: "Invalid credentials"})
+ _error -> render_invalid_credentials_error(conn)
end
end
- def token_exchange(conn, %{"grant_type" => "authorization_code"} = params) do
+ def token_exchange(%Plug.Conn{} = conn, %{"grant_type" => "authorization_code"} = params) do
with {:ok, app} <- Token.Utils.fetch_app(conn),
fixed_token = Token.Utils.fix_padding(params["code"]),
{:ok, auth} <- Authorization.get_by_token(app, fixed_token),
json(conn, Token.Response.build(user, token, response_attrs))
else
- _error ->
- put_status(conn, 400)
- |> json(%{error: "Invalid credentials"})
+ _error -> render_invalid_credentials_error(conn)
end
end
def token_exchange(
- conn,
+ %Plug.Conn{} = conn,
%{"grant_type" => "password"} = params
) do
with {:ok, %User{} = user} <- Authenticator.get_user(conn),
{:ok, app} <- Token.Utils.fetch_app(conn),
{:auth_active, true} <- {:auth_active, User.auth_active?(user)},
- {:user_active, true} <- {:user_active, !user.info.deactivated},
+ {:user_active, true} <- {:user_active, !user.deactivated},
+ {:password_reset_pending, false} <-
+ {:password_reset_pending, user.password_reset_pending},
{:ok, scopes} <- validate_scopes(app, params),
{:ok, auth} <- Authorization.create_authorization(app, user, scopes),
{:ok, token} <- Token.exchange_token(app, auth) do
{:auth_active, false} ->
# Per https://github.com/tootsuite/mastodon/blob/
# 51e154f5e87968d6bb115e053689767ab33e80cd/app/controllers/api/base_controller.rb#L76
- conn
- |> put_status(:forbidden)
- |> json(%{error: "Your login is missing a confirmed e-mail address"})
+ render_error(
+ conn,
+ :forbidden,
+ "Your login is missing a confirmed e-mail address",
+ %{},
+ "missing_confirmed_email"
+ )
{:user_active, false} ->
- conn
- |> put_status(:forbidden)
- |> json(%{error: "Your account is currently disabled"})
+ render_error(
+ conn,
+ :forbidden,
+ "Your account is currently disabled",
+ %{},
+ "account_is_disabled"
+ )
+
+ {:password_reset_pending, true} ->
+ render_error(
+ conn,
+ :forbidden,
+ "Password reset is required",
+ %{},
+ "password_reset_required"
+ )
_error ->
- put_status(conn, 400)
- |> json(%{error: "Invalid credentials"})
+ render_invalid_credentials_error(conn)
end
end
def token_exchange(
- conn,
+ %Plug.Conn{} = conn,
%{"grant_type" => "password", "name" => name, "password" => _password} = params
) do
params =
token_exchange(conn, params)
end
- def token_exchange(conn, %{"grant_type" => "client_credentials"} = _params) do
+ def token_exchange(%Plug.Conn{} = conn, %{"grant_type" => "client_credentials"} = _params) do
with {:ok, app} <- Token.Utils.fetch_app(conn),
{:ok, auth} <- Authorization.create_authorization(app, %User{}),
{:ok, token} <- Token.exchange_token(app, auth) do
json(conn, Token.Response.build_for_client_credentials(token))
else
- _error ->
- put_status(conn, 400)
- |> json(%{error: "Invalid credentials"})
+ _error -> render_invalid_credentials_error(conn)
end
end
# Bad request
- def token_exchange(conn, params), do: bad_request(conn, params)
+ def token_exchange(%Plug.Conn{} = conn, params), do: bad_request(conn, params)
- def token_revoke(conn, %{"token" => _token} = params) do
+ def token_revoke(%Plug.Conn{} = conn, %{"token" => _token} = params) do
with {:ok, app} <- Token.Utils.fetch_app(conn),
{:ok, _token} <- RevokeToken.revoke(app, params) do
json(conn, %{})
end
end
- def token_revoke(conn, params), do: bad_request(conn, params)
+ def token_revoke(%Plug.Conn{} = conn, params), do: bad_request(conn, params)
# Response for bad request
- defp bad_request(conn, _) do
- conn
- |> put_status(500)
- |> json(%{error: "Bad request"})
+ defp bad_request(%Plug.Conn{} = conn, _) do
+ render_error(conn, :internal_server_error, "Bad request")
end
@doc "Prepares OAuth request to provider for Ueberauth"
- def prepare_request(conn, %{"provider" => provider, "authorization" => auth_attrs}) do
+ def prepare_request(%Plug.Conn{} = conn, %{
+ "provider" => provider,
+ "authorization" => auth_attrs
+ }) do
scope =
auth_attrs
|> Scopes.fetch_scopes([])
redirect(conn, to: o_auth_path(conn, :request, provider, params))
end
- def request(conn, params) do
+ def request(%Plug.Conn{} = conn, params) do
message =
if params["provider"] do
- "Unsupported OAuth provider: #{params["provider"]}."
+ dgettext("errors", "Unsupported OAuth provider: %{provider}.",
+ provider: params["provider"]
+ )
else
- "Bad OAuth request."
+ dgettext("errors", "Bad OAuth request.")
end
conn
|> redirect(to: "/")
end
- def callback(%{assigns: %{ueberauth_failure: failure}} = conn, params) do
+ def callback(%Plug.Conn{assigns: %{ueberauth_failure: failure}} = conn, params) do
params = callback_params(params)
messages = for e <- Map.get(failure, :errors, []), do: e.message
message = Enum.join(messages, "; ")
conn
- |> put_flash(:error, "Failed to authenticate: #{message}.")
+ |> put_flash(
+ :error,
+ dgettext("errors", "Failed to authenticate: %{message}.", message: message)
+ )
|> redirect(external: redirect_uri(conn, params["redirect_uri"]))
end
- def callback(conn, params) do
+ def callback(%Plug.Conn{} = conn, params) do
params = callback_params(params)
with {:ok, registration} <- Authenticator.get_registration(conn) do
})
conn
- |> put_session(:registration_id, registration.id)
+ |> put_session_registration_id(registration.id)
|> registration_details(%{"authorization" => registration_params})
end
else
Logger.debug(inspect(["OAUTH_ERROR", error, conn.assigns]))
conn
- |> put_flash(:error, "Failed to set up user account.")
+ |> put_flash(:error, dgettext("errors", "Failed to set up user account."))
|> redirect(external: redirect_uri(conn, params["redirect_uri"]))
end
end
Map.merge(params, Jason.decode!(state))
end
- def registration_details(conn, %{"authorization" => auth_attrs}) do
+ def registration_details(%Plug.Conn{} = conn, %{"authorization" => auth_attrs}) do
render(conn, "register.html", %{
client_id: auth_attrs["client_id"],
redirect_uri: auth_attrs["redirect_uri"],
})
end
- def register(conn, %{"authorization" => _, "op" => "connect"} = params) do
+ def register(%Plug.Conn{} = conn, %{"authorization" => _, "op" => "connect"} = params) do
with registration_id when not is_nil(registration_id) <- get_session_registration_id(conn),
%Registration{} = registration <- Repo.get(Registration, registration_id),
- {_, {:ok, auth}} <-
- {:create_authorization, do_create_authorization(conn, params)},
+ {_, {:ok, auth}} <- {:create_authorization, do_create_authorization(conn, params)},
%User{} = user <- Repo.preload(auth, :user).user,
{:ok, _updated_registration} <- Registration.bind_to_user(registration, user) do
conn
end
end
- def register(conn, %{"authorization" => _, "op" => "register"} = params) do
+ def register(%Plug.Conn{} = conn, %{"authorization" => _, "op" => "register"} = params) do
with registration_id when not is_nil(registration_id) <- get_session_registration_id(conn),
%Registration{} = registration <- Repo.get(Registration, registration_id),
{:ok, user} <- Authenticator.create_from_registration(conn, registration) do
end
defp do_create_authorization(
- conn,
+ %Plug.Conn{} = conn,
%{
"authorization" =>
%{
end
# Special case: Local MastodonFE
- defp redirect_uri(conn, "."), do: mastodon_api_url(conn, :login)
+ defp redirect_uri(%Plug.Conn{} = conn, "."), do: auth_url(conn, :login)
- defp redirect_uri(_conn, redirect_uri), do: redirect_uri
+ defp redirect_uri(%Plug.Conn{}, redirect_uri), do: redirect_uri
- defp get_session_registration_id(conn), do: get_session(conn, :registration_id)
+ defp get_session_registration_id(%Plug.Conn{} = conn), do: get_session(conn, :registration_id)
- defp put_session_registration_id(conn, registration_id),
+ defp put_session_registration_id(%Plug.Conn{} = conn, registration_id),
do: put_session(conn, :registration_id, registration_id)
@spec validate_scopes(App.t(), map()) ::
defp validate_scopes(app, params) do
params
|> Scopes.fetch_scopes(app.scopes)
- |> Scopes.validates(app.scopes)
+ |> Scopes.validate(app.scopes)
+ end
+
+ def default_redirect_uri(%App{} = app) do
+ app.redirect_uris
+ |> String.split()
+ |> Enum.at(0)
+ end
+
+ defp render_invalid_credentials_error(conn) do
+ render_error(conn, :bad_request, "Invalid credentials")
end
end
projects / akkoma / blobdiff