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39 lines
905 B
Elixir
39 lines
905 B
Elixir
defmodule PhilomenaWeb.TotpPlug do
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@moduledoc """
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This plug ensures that a user session has a valid TOTP.
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## Example
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plug PhilomenaWeb.TotpPlug
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"""
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use PhilomenaWeb, :verified_routes
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@doc false
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@spec init(any()) :: any()
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def init(opts), do: opts
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@doc false
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@spec call(Plug.Conn.t(), any()) :: Plug.Conn.t()
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def call(conn, _opts) do
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case conn.assigns.current_user do
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nil -> conn
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user -> maybe_require_totp_phase(user, conn)
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end
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end
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defp maybe_require_totp_phase(%{otp_required_for_login: nil}, conn), do: conn
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defp maybe_require_totp_phase(%{otp_required_for_login: false}, conn), do: conn
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defp maybe_require_totp_phase(_user, conn) do
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case conn.assigns.totp_valid? do
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true ->
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conn
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_falsy ->
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conn
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|> Phoenix.Controller.redirect(to: ~p"/sessions/totp/new")
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|> Plug.Conn.halt()
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end
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end
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end
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