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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Plugs.SessionAuthenticationPlug do
   6   import Plug.Conn
   7
   8   def init(options) do
   9     options
  10   end
  11
  12   def call(conn, _) do
  13     with saved_user_id <- get_session(conn, :user_id),
  14          %{auth_user: %{id: ^saved_user_id}} <- conn.assigns do
  15       conn
  16       |> assign(:user, conn.assigns.auth_user)
  17     else
  18       _ -> conn
  19     end
  20   end
  21 end