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# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Workers.Cron.DigestEmailsWorker do
@moduledoc """
The worker to send digest emails.
"""
use Oban.Worker, queue: "digest_emails"
alias Pleroma.Config
alias Pleroma.Emails
alias Pleroma.Repo
alias Pleroma.User
import Ecto.Query
require Logger
@impl Oban.Worker
def perform(_opts, _job) do
config = Config.get([:email_notifications, :digest])
if config[:active] do
negative_interval = -Map.fetch!(config, :interval)
inactivity_threshold = Map.fetch!(config, :inactivity_threshold)
inactive_users_query = User.list_inactive_users_query(inactivity_threshold)
now = NaiveDateTime.truncate(NaiveDateTime.utc_now(), :second)
from(u in inactive_users_query,
where: fragment(~s(? ->'digest' @> 'true'), u.email_notifications),
where: not is_nil(u.email),
where: u.last_digest_emailed_at < datetime_add(^now, ^negative_interval, "day"),
select: u
)
|> Repo.all()
|> send_emails
end
end
def send_emails(users) do
Enum.each(users, &send_email/1)
end
@doc """
Send digest email to the given user.
Updates `last_digest_emailed_at` field for the user and returns the updated user.
"""
@spec send_email(User.t()) :: User.t()
def send_email(user) do
with %Swoosh.Email{} = email <- Emails.UserEmail.digest_email(user) do
Emails.Mailer.deliver_async(email)
end
User.touch_last_digest_emailed_at(user)
end
end
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