Merge branch 'fix/no-email-no-fail' into 'develop'

Do not fail when user has no email

See merge request pleroma/pleroma!2249

lib/pleroma/workers/cron/digest_emails_worker.ex

@@ -31,6 +31,7 @@ defmodule Pleroma.Workers.Cron.DigestEmailsWorker do
 
       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
       )

lib/pleroma/workers/cron/new_users_digest_worker.ex

@@ -51,6 +51,7 @@ defmodule Pleroma.Workers.Cron.NewUsersDigestWorker do
       if users_and_statuses != [] do
         %{is_admin: true}
         |> User.Query.build()
+        |> where([u], not is_nil(u.email))
         |> Repo.all()
         |> Enum.map(&Pleroma.Emails.NewUsersDigestEmail.new_users(&1, users_and_statuses))
         |> Enum.each(&Pleroma.Emails.Mailer.deliver/1)