defmodule Pleroma.Web.OAuth.OAuthController do
use Pleroma.Web, :controller
- alias Pleroma.Web.OAuth.{Authorization, Token, App}
- alias Pleroma.{Repo, User}
- alias Comeonin.Pbkdf2
+ alias Pleroma.Repo
+ alias Pleroma.User
+ alias Pleroma.Web.Auth.Authenticator
+ alias Pleroma.Web.ControllerHelper
+ alias Pleroma.Web.OAuth.App
+ alias Pleroma.Web.OAuth.Authorization
+ alias Pleroma.Web.OAuth.Token
+
+ import Pleroma.Web.ControllerHelper, only: [oauth_scopes: 2]
plug(:fetch_session)
plug(:fetch_flash)
action_fallback(Pleroma.Web.OAuth.FallbackController)
- def authorize(conn, params) do
- render(conn, "show.html", %{
+ def authorize(%{assigns: %{token: %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))
+ end
+ end
+
+ def authorize(conn, params), do: do_authorize(conn, params)
+
+ defp do_authorize(conn, params) do
+ app = Repo.get_by(App, client_id: params["client_id"])
+ available_scopes = (app && app.scopes) || []
+ scopes = oauth_scopes(params, nil) || available_scopes
+
+ render(conn, Authenticator.auth_template(), %{
response_type: params["response_type"],
client_id: params["client_id"],
- scope: params["scope"],
+ available_scopes: available_scopes,
+ scopes: scopes,
redirect_uri: params["redirect_uri"],
- state: params["state"]
+ state: params["state"],
+ params: params
})
end
def create_authorization(conn, %{
"authorization" =>
%{
- "name" => name,
- "password" => password,
"client_id" => client_id,
"redirect_uri" => redirect_uri
- } = params
+ } = auth_params
}) do
- with %User{} = user <- User.get_by_nickname_or_email(name),
- true <- Pbkdf2.checkpw(password, user.password_hash),
- {:auth_active, true} <- {:auth_active, User.auth_active?(user)},
+ with {_, {:ok, %User{} = user}} <- {:get_user, Authenticator.get_user(conn)},
%App{} = app <- Repo.get_by(App, client_id: client_id),
true <- redirect_uri in String.split(app.redirect_uris),
- {:ok, auth} <- Authorization.create_authorization(app, user, params["scope"]) do
- # Special case: Local MastodonFE.
- redirect_uri =
- if redirect_uri == "." do
- mastodon_api_url(conn, :login)
- else
- redirect_uri
- end
+ scopes <- oauth_scopes(auth_params, []),
+ {:unsupported_scopes, []} <- {:unsupported_scopes, scopes -- app.scopes},
+ # Note: `scope` param is intentionally not optional in this context
+ {:missing_scopes, false} <- {:missing_scopes, scopes == []},
+ {:auth_active, true} <- {:auth_active, User.auth_active?(user)},
+ {:ok, auth} <- Authorization.create_authorization(app, user, scopes) do
+ redirect_uri = redirect_uri(conn, redirect_uri)
cond do
redirect_uri == "urn:ietf:wg:oauth:2.0:oob" ->
url_params = %{:code => auth.token}
url_params =
- if params["state"] do
- Map.put(url_params, :state, params["state"])
+ if auth_params["state"] do
+ Map.put(url_params, :state, auth_params["state"])
else
url_params
end
redirect(conn, external: url)
end
else
+ {scopes_issue, _} when scopes_issue in [:unsupported_scopes, :missing_scopes] ->
+ # 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_status(:unauthorized)
+ |> authorize(auth_params)
+
{:auth_active, false} ->
+ # Per https://github.com/tootsuite/mastodon/blob/
+ # 51e154f5e87968d6bb115e053689767ab33e80cd/app/controllers/api/base_controller.rb#L76
conn
- |> put_flash(:error, "Account confirmation pending")
+ |> put_flash(:error, "Your login is missing a confirmed e-mail address")
|> put_status(:forbidden)
- |> authorize(params)
+ |> authorize(auth_params)
error ->
- error
+ Authenticator.handle_error(conn, error)
end
end
fixed_token = fix_padding(params["code"]),
%Authorization{} = auth <-
Repo.get_by(Authorization, token: fixed_token, app_id: app.id),
+ %User{} = user <- User.get_by_id(auth.user_id),
{:ok, token} <- Token.exchange_token(app, auth),
{:ok, inserted_at} <- DateTime.from_naive(token.inserted_at, "Etc/UTC") do
response = %{
refresh_token: token.refresh_token,
created_at: DateTime.to_unix(inserted_at),
expires_in: 60 * 10,
- scope: token.scope
+ scope: Enum.join(token.scopes, " "),
+ me: user.ap_id
}
json(conn, response)
def token_exchange(
conn,
- %{"grant_type" => "password", "username" => name, "password" => password} = params
+ %{"grant_type" => "password"} = params
) do
- with %App{} = app <- get_app_from_request(conn, params),
- %User{} = user <- User.get_by_nickname_or_email(name),
- true <- Pbkdf2.checkpw(password, user.password_hash),
+ with {_, {:ok, %User{} = user}} <- {:get_user, Authenticator.get_user(conn)},
+ %App{} = app <- get_app_from_request(conn, params),
{:auth_active, true} <- {:auth_active, User.auth_active?(user)},
- {:ok, auth} <- Authorization.create_authorization(app, user, params["scope"]),
+ scopes <- oauth_scopes(params, app.scopes),
+ [] <- scopes -- app.scopes,
+ true <- Enum.any?(scopes),
+ {:ok, auth} <- Authorization.create_authorization(app, user, scopes),
{:ok, token} <- Token.exchange_token(app, auth) do
response = %{
token_type: "Bearer",
access_token: token.token,
refresh_token: token.refresh_token,
expires_in: 60 * 10,
- scope: token.scope
+ scope: Enum.join(token.scopes, " "),
+ me: user.ap_id
}
json(conn, response)
else
{:auth_active, false} ->
+ # Per https://github.com/tootsuite/mastodon/blob/
+ # 51e154f5e87968d6bb115e053689767ab33e80cd/app/controllers/api/base_controller.rb#L76
conn
|> put_status(:forbidden)
- |> json(%{error: "Account confirmation pending"})
+ |> json(%{error: "Your login is missing a confirmed e-mail address"})
_error ->
put_status(conn, 400)
token
|> URI.decode()
|> Base.url_decode64!(padding: false)
- |> Base.url_encode64()
+ |> Base.url_encode64(padding: false)
end
defp get_app_from_request(conn, params) do
nil
end
end
+
+ # Special case: Local MastodonFE
+ defp redirect_uri(conn, "."), do: mastodon_api_url(conn, :login)
+
+ defp redirect_uri(_conn, redirect_uri), do: redirect_uri
end