git.squeep.com Git - akkoma/blob - lib/pleroma/user/welcome_email.ex

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.User.WelcomeEmail do
   6   @moduledoc """
   7   The module represents the functions to send welcome email.
   8   """
   9
  10   alias Pleroma.Config
  11   alias Pleroma.Emails
  12   alias Pleroma.User
  13
  14   import Pleroma.Config.Helpers, only: [instance_name: 0]
  15
  16   @spec enabled?() :: boolean()
  17   def enabled?, do: Config.get([:welcome, :email, :enabled], false)
  18
  19   @spec send_email(User.t()) :: {:ok, Oban.Job.t()}
  20   def send_email(%User{} = user) do
  21     user
  22     |> Emails.UserEmail.welcome(email_options(user))
  23     |> Emails.Mailer.deliver_async()
  24   end
  25
  26   defp email_options(user) do
  27     bindings = [user: user, instance_name: instance_name()]
  28
  29     %{}
  30     |> add_sender(Config.get([:welcome, :email, :sender], nil))
  31     |> add_option(:subject, bindings)
  32     |> add_option(:html, bindings)
  33     |> add_option(:text, bindings)
  34   end
  35
  36   defp add_option(opts, option, bindings) do
  37     [:welcome, :email, option]
  38     |> Config.get(nil)
  39     |> eval_string(bindings)
  40     |> merge_options(opts, option)
  41   end
  42
  43   defp add_sender(opts, {_name, _email} = sender) do
  44     merge_options(sender, opts, :sender)
  45   end
  46
  47   defp add_sender(opts, sender) when is_binary(sender) do
  48     add_sender(opts, {instance_name(), sender})
  49   end
  50
  51   defp add_sender(opts, _), do: opts
  52
  53   defp merge_options(nil, options, _option), do: options
  54
  55   defp merge_options(value, options, option) do
  56     Map.merge(options, %{option => value})
  57   end
  58
  59   defp eval_string(nil, _), do: nil
  60   defp eval_string("", _), do: nil
  61   defp eval_string(str, bindings), do: EEx.eval_string(str, bindings)
  62 end