[#1149] Refactored Oban workers API (introduced enqueue/3).

lib/pleroma/workers/activity_expiration_worker.ex

@@ -8,6 +8,8 @@ defmodule Pleroma.Workers.ActivityExpirationWorker do
     queue: "activity_expiration",
     max_attempts: 1
 
+  use Pleroma.Workers.WorkerHelper, queue: "activity_expiration"
+
   @impl Oban.Worker
   def perform(
         %{

lib/pleroma/workers/background_worker.ex

@@ -13,6 +13,8 @@ defmodule Pleroma.Workers.BackgroundWorker do
     queue: "background",
     max_attempts: 1
 
+  use Pleroma.Workers.WorkerHelper, queue: "background"
+
   @impl Oban.Worker
   def perform(%{"op" => "fetch_initial_posts", "user_id" => user_id}, _job) do
     user = User.get_cached_by_id(user_id)

lib/pleroma/workers/digest_emails_worker.ex

@@ -0,0 +1,21 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Workers.DigestEmailsWorker do
+  alias Pleroma.User
+
+  # Note: `max_attempts` is intended to be overridden in `new/2` call
+  use Oban.Worker,
+    queue: "digest_emails",
+    max_attempts: 1
+
+  use Pleroma.Workers.WorkerHelper, queue: "digest_emails"
+
+  @impl Oban.Worker
+  def perform(%{"op" => "digest_email", "user_id" => user_id}, _job) do
+    user_id
+    |> User.get_cached_by_id()
+    |> Pleroma.DigestEmailWorker.perform()
+  end
+end

lib/pleroma/workers/mailer_worker.ex

@@ -3,13 +3,13 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Workers.MailerWorker do
-  alias Pleroma.User
-
   # Note: `max_attempts` is intended to be overridden in `new/2` call
   use Oban.Worker,
     queue: "mailer",
     max_attempts: 1
 
+  use Pleroma.Workers.WorkerHelper, queue: "mailer"
+
   @impl Oban.Worker
   def perform(%{"op" => "email", "encoded_email" => encoded_email, "config" => config}, _job) do
     encoded_email
@@ -17,10 +17,4 @@ defmodule Pleroma.Workers.MailerWorker do
     |> :erlang.binary_to_term()
     |> Pleroma.Emails.Mailer.deliver(config)
   end
-
-  def perform(%{"op" => "digest_email", "user_id" => user_id}, _job) do
-    user_id
-    |> User.get_cached_by_id()
-    |> Pleroma.DigestEmailWorker.perform()
-  end
 end

lib/pleroma/workers/publisher_worker.ex

@@ -11,6 +11,8 @@ defmodule Pleroma.Workers.PublisherWorker do
     queue: "federator_outgoing",
     max_attempts: 1
 
+  use Pleroma.Workers.WorkerHelper, queue: "federator_outgoing"
+
   def backoff(attempt) when is_integer(attempt) do
     Pleroma.Workers.WorkerHelper.sidekiq_backoff(attempt, 5)
   end

lib/pleroma/workers/receiver_worker.ex

@@ -10,6 +10,8 @@ defmodule Pleroma.Workers.ReceiverWorker do
     queue: "federator_incoming",
     max_attempts: 1
 
+  use Pleroma.Workers.WorkerHelper, queue: "federator_incoming"
+
   @impl Oban.Worker
   def perform(%{"op" => "incoming_doc", "body" => doc}, _job) do
     Federator.perform(:incoming_doc, doc)

lib/pleroma/workers/scheduled_activity_worker.ex

@@ -8,6 +8,8 @@ defmodule Pleroma.Workers.ScheduledActivityWorker do
     queue: "scheduled_activities",
     max_attempts: 1
 
+  use Pleroma.Workers.WorkerHelper, queue: "scheduled_activities"
+
   @impl Oban.Worker
   def perform(%{"op" => "execute", "activity_id" => activity_id}, _job) do
     Pleroma.ScheduledActivityWorker.perform(:execute, activity_id)

lib/pleroma/workers/subscriber_worker.ex

@@ -12,6 +12,8 @@ defmodule Pleroma.Workers.SubscriberWorker do
     queue: "federator_outgoing",
     max_attempts: 1
 
+  use Pleroma.Workers.WorkerHelper, queue: "federator_outgoing"
+
   @impl Oban.Worker
   def perform(%{"op" => "refresh_subscriptions"}, _job) do
     Federator.perform(:refresh_subscriptions)

lib/pleroma/workers/transmogrifier_worker.ex

@@ -10,6 +10,8 @@ defmodule Pleroma.Workers.TransmogrifierWorker do
     queue: "transmogrifier",
     max_attempts: 1
 
+  use Pleroma.Workers.WorkerHelper, queue: "transmogrifier"
+
   @impl Oban.Worker
   def perform(%{"op" => "user_upgrade", "user_id" => user_id}, _job) do
     user = User.get_cached_by_id(user_id)

lib/pleroma/workers/web_pusher_worker.ex

@@ -11,6 +11,8 @@ defmodule Pleroma.Workers.WebPusherWorker do
     queue: "web_push",
     max_attempts: 1
 
+  use Pleroma.Workers.WorkerHelper, queue: "web_push"
+
   @impl Oban.Worker
   def perform(%{"op" => "web_push", "notification_id" => notification_id}, _job) do
     notification = Repo.get(Notification, notification_id)

lib/pleroma/workers/worker_helper.ex

@@ -4,6 +4,7 @@
 
 defmodule Pleroma.Workers.WorkerHelper do
   alias Pleroma.Config
+  alias Pleroma.Workers.WorkerHelper
 
   def worker_args(queue) do
     case Config.get([:workers, :retries, queue]) do
@@ -20,4 +21,21 @@ defmodule Pleroma.Workers.WorkerHelper do
 
     trunc(backoff)
   end
+
+  defmacro __using__(opts) do
+    caller_module = __CALLER__.module
+    queue = Keyword.fetch!(opts, :queue)
+
+    quote do
+      def enqueue(op, params, worker_args \\ []) do
+        params = Map.merge(%{"op" => op}, params)
+        queue_atom = String.to_atom(unquote(queue))
+        worker_args = worker_args ++ WorkerHelper.worker_args(queue_atom)
+
+        unquote(caller_module)
+        |> apply(:new, [params, worker_args])
+        |> Pleroma.Repo.insert()
+      end
+    end
+  end
 end