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36 lines
772 B
Elixir
36 lines
772 B
Elixir
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defmodule PlausibleWeb.LastSeenPlug do
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import Plug.Conn
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use Plausible.Repo
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@one_hour 60 * 60
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def init(opts) do
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opts
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end
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def call(conn, _opts) do
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last_seen = get_session(conn, :last_seen)
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user = conn.assigns[:current_user]
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cond do
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user && last_seen && last_seen < (unix_now() - @one_hour) ->
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persist_last_seen(user)
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put_session(conn, :last_seen, unix_now())
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user && !last_seen ->
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put_session(conn, :last_seen, unix_now())
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true ->
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conn
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end
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end
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defp persist_last_seen(user) do
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q = from(u in Plausible.Auth.User, where: u.id == ^user.id)
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Repo.update_all(q, [set: [last_seen: DateTime.utc_now()]])
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end
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defp unix_now do
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DateTime.utc_now() |> DateTime.to_unix
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end
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end
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