Merge remote-tracking branch 'remotes/origin/develop' into 1505-threads-federation

# Conflicts:
#	config/config.exs

lib/pleroma/workers/cron/new_users_digest_worker.ex

@@ -0,0 +1,60 @@
+# 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.NewUsersDigestWorker do
+  alias Pleroma.Activity
+  alias Pleroma.Repo
+  alias Pleroma.User
+
+  import Ecto.Query
+
+  use Pleroma.Workers.WorkerHelper, queue: "new_users_digest"
+
+  @impl Oban.Worker
+  def perform(_args, _job) do
+    if Pleroma.Config.get([Pleroma.Emails.NewUsersDigestEmail, :enabled]) do
+      today = NaiveDateTime.utc_now() |> Timex.beginning_of_day()
+
+      a_day_ago =
+        today
+        |> Timex.shift(days: -1)
+        |> Timex.beginning_of_day()
+
+      users_and_statuses =
+        %{
+          local: true,
+          order_by: :inserted_at
+        }
+        |> User.Query.build()
+        |> where([u], u.inserted_at >= ^a_day_ago and u.inserted_at < ^today)
+        |> Repo.all()
+        |> Enum.map(fn user ->
+          latest_status =
+            Activity
+            |> Activity.Queries.by_actor(user.ap_id)
+            |> Activity.Queries.by_type("Create")
+            |> Activity.with_preloaded_object()
+            |> order_by(desc: :inserted_at)
+            |> limit(1)
+            |> Repo.one()
+
+          total_statuses =
+            Activity
+            |> Activity.Queries.by_actor(user.ap_id)
+            |> Activity.Queries.by_type("Create")
+            |> Repo.aggregate(:count, :id)
+
+          {user, total_statuses, latest_status}
+        end)
+
+      if users_and_statuses != [] do
+        %{is_admin: true}
+        |> User.Query.build()
+        |> Repo.all()
+        |> Enum.map(&Pleroma.Emails.NewUsersDigestEmail.new_users(&1, users_and_statuses))
+        |> Enum.each(&Pleroma.Emails.Mailer.deliver/1)
+      end
+    end
+  end
+end