philomena/lib/philomena_web/plugs/captcha_plug.ex
2019-11-24 13:36:21 -05:00

26 lines
660 B
Elixir

defmodule PhilomenaWeb.CaptchaPlug do
alias Philomena.Captcha
alias Phoenix.Controller
alias Plug.Conn
def init([]), do: false
def call(conn, _opts) do
user = conn |> Pow.Plug.current_user()
conn
|> maybe_check_captcha(user)
end
defp maybe_check_captcha(conn, nil) do
case Captcha.valid_solution?(conn.params) do
true -> conn
false ->
conn
|> Controller.put_flash(:error, "There was an error verifying you're not a robot. Please try again.")
|> Controller.redirect(external: conn.assigns.referrer)
|> Conn.halt()
end
end
defp maybe_check_captcha(conn, _user), do: conn
end