akkoma/lib/pleroma/plugs/ensure_authenticated_plug.ex

# Pleroma: A lightweight social networking server
# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only

defmodule Pleroma.Plugs.EnsureAuthenticatedPlug do
  import Plug.Conn
  alias Pleroma.User

  def init(options) do
    options
  end

  def call(%{assigns: %{user: %User{}}} = conn, _) do
    conn
  end

  def call(conn, _) do
    conn
    |> put_resp_content_type("application/json")
    |> send_resp(403, Jason.encode!(%{error: "Invalid credentials."}))
    |> halt
  end
end