git.squeep.com Git - akkoma/blob - lib/pleroma/web/oauth/token.ex

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.OAuth.Token do
   6   use Ecto.Schema
   7
   8   import Ecto.Query
   9
  10   alias Pleroma.User
  11   alias Pleroma.Repo
  12   alias Pleroma.Web.OAuth.Token
  13   alias Pleroma.Web.OAuth.App
  14   alias Pleroma.Web.OAuth.Authorization
  15
  16   schema "oauth_tokens" do
  17     field(:token, :string)
  18     field(:refresh_token, :string)
  19     field(:scopes, {:array, :string}, default: [])
  20     field(:valid_until, :naive_datetime)
  21     belongs_to(:user, Pleroma.User, type: Pleroma.FlakeId)
  22     belongs_to(:app, App)
  23
  24     timestamps()
  25   end
  26
  27   def exchange_token(app, auth) do
  28     with {:ok, auth} <- Authorization.use_token(auth),
  29          true <- auth.app_id == app.id do
  30       create_token(app, Repo.get(User, auth.user_id), auth.scopes)
  31     end
  32   end
  33
  34   def create_token(%App{} = app, %User{} = user, scopes \\ nil) do
  35     scopes = scopes || app.scopes
  36     token = :crypto.strong_rand_bytes(32) |> Base.url_encode64(padding: false)
  37     refresh_token = :crypto.strong_rand_bytes(32) |> Base.url_encode64(padding: false)
  38
  39     token = %Token{
  40       token: token,
  41       refresh_token: refresh_token,
  42       scopes: scopes,
  43       user_id: user.id,
  44       app_id: app.id,
  45       valid_until: NaiveDateTime.add(NaiveDateTime.utc_now(), 60 * 10)
  46     }
  47
  48     Repo.insert(token)
  49   end
  50
  51   def delete_user_tokens(%User{id: user_id}) do
  52     from(
  53       t in Pleroma.Web.OAuth.Token,
  54       where: t.user_id == ^user_id
  55     )
  56     |> Repo.delete_all()
  57   end
  58 end