Refactoring: Migrated last Delayed::Job classes to ActiveJob.

.gitlab-ci.yml

@@ -48,4 +48,3 @@ before_script:
   - source /etc/profile.d/rvm.sh
   - bundle install -j $(nproc) --path vendor
   - bundle exec ruby script/build/database_config.rb
-

.rubocop/todo.rspec.yml

@@ -31,6 +31,7 @@ RSpec/ContextWording:
     - 'spec/db/migrate/issue_2345_es_attachment_max_size_in_mb_setting_lower_default_spec.rb'
     - 'spec/db/migrate/issue_2368_add_indices_to_histories_and_tickets_spec.rb'
     - 'spec/db/migrate/issue_2541_fix_notification_email_without_body_spec.rb'
+    - 'spec/jobs/communicate_twitter_job_spec.rb'
     - 'spec/jobs/concerns/has_active_job_lock_spec.rb'
     - 'spec/jobs/concerns/has_collection_update_spec.rb'
     - 'spec/jobs/concerns/has_ticket_create_screen_impact_spec.rb'
@@ -116,7 +117,6 @@ RSpec/ContextWording:
     - 'spec/models/object_manager/attribute/validation/required_spec.rb'
     - 'spec/models/object_manager/attribute/validation_spec.rb'
     - 'spec/models/object_manager/attribute_spec.rb'
-    - 'spec/models/observer/ticket/article/communicate_twitter/background_job_spec.rb'
     - 'spec/models/observer/ticket/article/communicate_twitter_spec.rb'
     - 'spec/models/overview_spec.rb'
     - 'spec/models/role_spec.rb'
@@ -170,7 +170,9 @@ RSpec/ExampleLength:
     - 'spec/db/migrate/issue_2867_footer_header_public_link_spec.rb'
     - 'spec/db/migrate/object_manager_attribute_date_remove_future_past_spec.rb'
     - 'spec/db/migrate/rename_locale_on_users_spec.rb'
+    - 'spec/jobs/communicate_twitter_job_spec.rb'
     - 'spec/jobs/concerns/has_active_job_lock_spec.rb'
+    - 'spec/jobs/migrate_ldap_samaccountname_to_uid_job_spec.rb'
     - 'spec/jobs/ticket_user_ticket_counter_job_spec.rb'
     - 'spec/jobs/user_device_log_job_spec.rb'
     - 'spec/lib/auth/internal_spec.rb'
@@ -209,7 +211,6 @@ RSpec/ExampleLength:
     - 'spec/lib/ldap/group_spec.rb'
     - 'spec/lib/ldap/user_spec.rb'
     - 'spec/lib/ldap_spec.rb'
-    - 'spec/lib/migration_job/ldap_samaccountname_to_uid_spec.rb'
     - 'spec/lib/notification_factory/mailer_spec.rb'
     - 'spec/lib/notification_factory/renderer_spec.rb'
     - 'spec/lib/notification_factory/slack_spec.rb'
@@ -249,7 +250,6 @@ RSpec/ExampleLength:
     - 'spec/models/history_spec.rb'
     - 'spec/models/import_job_spec.rb'
     - 'spec/models/object_manager/attribute_spec.rb'
-    - 'spec/models/observer/ticket/article/communicate_twitter/background_job_spec.rb'
     - 'spec/models/overview_spec.rb'
     - 'spec/models/recent_view_spec.rb'
     - 'spec/models/role_group_spec.rb'
@@ -357,6 +357,7 @@ RSpec/InstanceVariable:
 
 RSpec/LetSetup:
   Exclude:
+    - 'spec/jobs/communicate_twitter_job_spec.rb'
     - 'spec/jobs/ticket_online_notification_seen_job_spec.rb'
     - 'spec/lib/external_credential/google_spec.rb'
     - 'spec/lib/external_credential/office365_spec.rb'
@@ -367,7 +368,6 @@ RSpec/LetSetup:
     - 'spec/models/cti/caller_id_spec.rb'
     - 'spec/models/cti/driver/base_spec.rb'
     - 'spec/models/cti/log_spec.rb'
-    - 'spec/models/observer/ticket/article/communicate_twitter/background_job_spec.rb'
     - 'spec/models/organization_spec.rb'
     - 'spec/models/role_group_spec.rb'
     - 'spec/models/tag_spec.rb'
@@ -431,7 +431,6 @@ RSpec/MessageSpies:
     - 'spec/lib/ldap/guid_spec.rb'
     - 'spec/lib/ldap/user_spec.rb'
     - 'spec/lib/ldap_spec.rb'
-    - 'spec/lib/migration_job/ldap_samaccountname_to_uid_spec.rb'
     - 'spec/lib/sequencer/sequence/import/ldap/users_spec.rb'
     - 'spec/lib/sequencer/unit/common/attribute_mapper_spec.rb'
     - 'spec/lib/sequencer/unit/import/common/mapping/flat_keys_spec.rb'
@@ -468,7 +467,9 @@ RSpec/MultipleExpectations:
     - 'spec/db/migrate/issue_1905_exchange_login_from_remote_id_spec.rb'
     - 'spec/db/migrate/object_manager_attribute_date_remove_future_past_spec.rb'
     - 'spec/db/migrate/rename_locale_on_users_spec.rb'
+    - 'spec/jobs/communicate_twitter_job_spec.rb'
     - 'spec/jobs/concerns/has_active_job_lock_spec.rb'
+    - 'spec/jobs/migrate_ldap_samaccountname_to_uid_job_spec.rb'
     - 'spec/jobs/search_index_job_spec.rb'
     - 'spec/jobs/ticket_user_ticket_counter_job_spec.rb'
     - 'spec/lib/auth/developer_spec.rb'
@@ -505,7 +506,6 @@ RSpec/MultipleExpectations:
     - 'spec/lib/ldap/guid_spec.rb'
     - 'spec/lib/ldap/user_spec.rb'
     - 'spec/lib/ldap_spec.rb'
-    - 'spec/lib/migration_job/ldap_samaccountname_to_uid_spec.rb'
     - 'spec/lib/notification_factory/mailer_spec.rb'
     - 'spec/lib/password_hash_spec.rb'
     - 'spec/lib/secure_mailing/smime_spec.rb'
@@ -538,7 +538,6 @@ RSpec/MultipleExpectations:
     - 'spec/models/object_manager/attribute/validation/backend_spec.rb'
     - 'spec/models/object_manager/attribute/validation_spec.rb'
     - 'spec/models/object_manager/attribute_spec.rb'
-    - 'spec/models/observer/ticket/article/communicate_twitter/background_job_spec.rb'
     - 'spec/models/overview_spec.rb'
     - 'spec/models/scheduler_spec.rb'
     - 'spec/models/smime_certificate_spec.rb'
@@ -613,6 +612,7 @@ RSpec/NamedSubject:
 RSpec/NestedGroups:
   Exclude:
     - 'spec/db/migrate/issue_2541_fix_notification_email_without_body_spec.rb'
+    - 'spec/jobs/communicate_twitter_job_spec.rb'
     - 'spec/jobs/concerns/has_collection_update_spec.rb'
     - 'spec/jobs/concerns/has_ticket_create_screen_impact_spec.rb'
     - 'spec/lib/application_handle_info_spec.rb'
@@ -656,7 +656,6 @@ RSpec/NestedGroups:
     - 'spec/models/object_manager/attribute/validation/required_spec.rb'
     - 'spec/models/object_manager/attribute/validation_spec.rb'
     - 'spec/models/object_manager/attribute_spec.rb'
-    - 'spec/models/observer/ticket/article/communicate_twitter/background_job_spec.rb'
     - 'spec/models/organization_spec.rb'
     - 'spec/models/recent_view_spec.rb'
     - 'spec/models/role_spec.rb'
@@ -727,6 +726,7 @@ RSpec/SubjectStub:
 RSpec/VerifiedDoubles:
   Exclude:
     - 'spec/db/migrate/issue_2460_fix_corrupted_twitter_ids_spec.rb'
+    - 'spec/jobs/communicate_twitter_job_spec.rb'
     - 'spec/lib/auth/ldap_spec.rb'
     - 'spec/lib/external_sync_spec.rb'
     - 'spec/lib/import/zendesk/object_attribute/base_examples.rb'
@@ -744,7 +744,6 @@ RSpec/VerifiedDoubles:
     - 'spec/lib/sequencer/unit/import/zendesk/sub_sequence/base_examples.rb'
     - 'spec/lib/sequencer/unit/import/zendesk/ticket/comment/attachment/request_spec.rb'
     - 'spec/lib/sequencer/unit/import/zendesk/ticket/comment/source_based_spec.rb'
-    - 'spec/models/observer/ticket/article/communicate_twitter/background_job_spec.rb'
     - 'spec/models/ticket/number_spec.rb'
 
 RSpec/MultipleMemoizedHelpers:

.rubocop/todo.yml

@@ -75,8 +75,13 @@ Metrics/AbcSize:
     - 'app/controllers/users_controller.rb'
     - 'app/helpers/knowledge_base_rich_text_helper.rb'
     - 'app/jobs/collection_update_job.rb'
+    - 'app/jobs/communicate_facebook_job.rb'
+    - 'app/jobs/communicate_sms_job.rb'
+    - 'app/jobs/communicate_telegram_job.rb'
+    - 'app/jobs/communicate_twitter_job.rb'
     - 'app/jobs/concerns/has_active_job_lock.rb'
     - 'app/jobs/imap_authentication_migration_cleanup_job.rb'
+    - 'app/jobs/migrate_ldap_samaccountname_to_uid_job.rb'
     - 'app/jobs/ticket_article_communicate_email_job.rb'
     - 'app/jobs/ticket_user_ticket_counter_job.rb'
     - 'app/models/activity_stream.rb'
@@ -154,13 +159,9 @@ Metrics/AbcSize:
     - 'app/models/observer/sla/ticket_rebuild_escalation.rb'
     - 'app/models/observer/ticket/article/communicate_email.rb'
     - 'app/models/observer/ticket/article/communicate_facebook.rb'
-    - 'app/models/observer/ticket/article/communicate_facebook/background_job.rb'
     - 'app/models/observer/ticket/article/communicate_sms.rb'
-    - 'app/models/observer/ticket/article/communicate_sms/background_job.rb'
     - 'app/models/observer/ticket/article/communicate_telegram.rb'
-    - 'app/models/observer/ticket/article/communicate_telegram/background_job.rb'
     - 'app/models/observer/ticket/article/communicate_twitter.rb'
-    - 'app/models/observer/ticket/article/communicate_twitter/background_job.rb'
     - 'app/models/observer/ticket/article/fillup_from_email.rb'
     - 'app/models/observer/ticket/article/fillup_from_general.rb'
     - 'app/models/observer/ticket/article/fillup_from_origin_by_id.rb'
@@ -290,7 +291,6 @@ Metrics/AbcSize:
     - 'lib/knowledge_base/menu_item_update_action.rb'
     - 'lib/ldap/group.rb'
     - 'lib/ldap/user.rb'
-    - 'lib/migration_job/ldap_samaccountname_to_uid.rb'
     - 'lib/models.rb'
     - 'lib/notification_factory/mailer.rb'
     - 'lib/notification_factory/renderer.rb'
@@ -486,6 +486,10 @@ Metrics/CyclomaticComplexity:
     - 'app/controllers/user_access_token_controller.rb'
     - 'app/controllers/users_controller.rb'
     - 'app/jobs/collection_update_job.rb'
+    - 'app/jobs/communicate_facebook_job.rb'
+    - 'app/jobs/communicate_sms_job.rb'
+    - 'app/jobs/communicate_telegram_job.rb'
+    - 'app/jobs/communicate_twitter_job.rb'
     - 'app/jobs/ticket_article_communicate_email_job.rb'
     - 'app/jobs/ticket_create_screen_job.rb'
     - 'app/jobs/ticket_user_ticket_counter_job.rb'
@@ -545,12 +549,8 @@ Metrics/CyclomaticComplexity:
     - 'app/models/observer/sla/ticket_rebuild_escalation.rb'
     - 'app/models/observer/ticket/article/communicate_email.rb'
     - 'app/models/observer/ticket/article/communicate_facebook.rb'
-    - 'app/models/observer/ticket/article/communicate_facebook/background_job.rb'
     - 'app/models/observer/ticket/article/communicate_sms.rb'
-    - 'app/models/observer/ticket/article/communicate_sms/background_job.rb'
-    - 'app/models/observer/ticket/article/communicate_telegram/background_job.rb'
     - 'app/models/observer/ticket/article/communicate_twitter.rb'
-    - 'app/models/observer/ticket/article/communicate_twitter/background_job.rb'
     - 'app/models/observer/ticket/article/fillup_from_email.rb'
     - 'app/models/observer/ticket/article/fillup_from_general.rb'
     - 'app/models/observer/ticket/article/fillup_from_origin_by_id.rb'
@@ -720,6 +720,10 @@ Metrics/PerceivedComplexity:
     - 'app/controllers/time_accountings_controller.rb'
     - 'app/controllers/users_controller.rb'
     - 'app/jobs/collection_update_job.rb'
+    - 'app/jobs/communicate_facebook_job.rb'
+    - 'app/jobs/communicate_sms_job.rb'
+    - 'app/jobs/communicate_telegram_job.rb'
+    - 'app/jobs/communicate_twitter_job.rb'
     - 'app/jobs/ticket_article_communicate_email_job.rb'
     - 'app/models/activity_stream/assets.rb'
     - 'app/models/application_model/can_assets.rb'
@@ -775,12 +779,8 @@ Metrics/PerceivedComplexity:
     - 'app/models/observer/sla/ticket_rebuild_escalation.rb'
     - 'app/models/observer/ticket/article/communicate_email.rb'
     - 'app/models/observer/ticket/article/communicate_facebook.rb'
-    - 'app/models/observer/ticket/article/communicate_facebook/background_job.rb'
     - 'app/models/observer/ticket/article/communicate_sms.rb'
-    - 'app/models/observer/ticket/article/communicate_sms/background_job.rb'
-    - 'app/models/observer/ticket/article/communicate_telegram/background_job.rb'
     - 'app/models/observer/ticket/article/communicate_twitter.rb'
-    - 'app/models/observer/ticket/article/communicate_twitter/background_job.rb'
     - 'app/models/observer/ticket/article/fillup_from_email.rb'
     - 'app/models/observer/ticket/article/fillup_from_general.rb'
     - 'app/models/observer/ticket/article/fillup_from_origin_by_id.rb'

app/controllers/concerns/integration/import_job_base.rb

@@ -22,7 +22,7 @@ module Integration::ImportJobBase
   def job_start_create
     if !ImportJob.exists?(name: backend, finished_at: nil)
       job = ImportJob.create(name: backend)
-      job.delay.start
+      AsyncImportJob.perform_later(job)
     end
     render json: {
       result: 'ok',

app/controllers/import_otrs_controller.rb

@@ -115,7 +115,7 @@ class ImportOtrsController < ApplicationController
     end
 
     # start migration
-    Import::OTRS.delay.start_bg
+    AsyncOtrsImportJob.perform_later
 
     render json: {
       result: 'ok',

app/controllers/import_zendesk_controller.rb

@@ -98,7 +98,7 @@ class ImportZendeskController < ApplicationController
     Setting.set('import_backend', 'zendesk')
 
     job = ImportJob.create(name: 'Import::Zendesk')
-    job.delay.start
+    AsyncImportJob.perform_later(job)
 
     render json: {
       result: 'ok',

app/jobs/async_import_job.rb

@@ -0,0 +1,5 @@
+class AsyncImportJob < ApplicationJob
+  def perform(import_job)
+    import_job.start
+  end
+end

app/jobs/async_otrs_import_job.rb

@@ -0,0 +1,5 @@
+class AsyncOtrsImportJob < ApplicationJob
+  def perform
+    Import::OTRS.start_bg
+  end
+end

app/jobs/chat_leave_job.rb

@@ -0,0 +1,34 @@
+class ChatLeaveJob < ApplicationJob
+  def perform(chat_session_id, client_id, session)
+
+    # check if customer has permanently left the conversation
+    chat_session = Chat::Session.find_by(id: chat_session_id)
+    return if !chat_session
+    return if chat_session.recipients_active?
+
+    chat_session.state = 'closed'
+    chat_session.save
+
+    realname = 'Anonymous'
+
+    # if it is a agent session, use the realname if the agent for close message
+    if session && session['id'] && chat_session.user_id
+      agent_user = chat_session.agent_user
+      if agent_user[:name]
+        realname = agent_user[:name]
+      end
+    end
+
+    # notify participants
+    message = {
+      event: 'chat_session_left',
+      data:  {
+        realname:   realname,
+        session_id: chat_session.session_id,
+      },
+    }
+    chat_session.send_to_recipients(message, client_id)
+
+    Chat.broadcast_agent_state_update([chat_session.chat_id])
+  end
+end

app/jobs/communicate_facebook_job.rb

@@ -0,0 +1,94 @@
+class CommunicateFacebookJob < ApplicationJob
+
+  retry_on StandardError, attempts: 4, wait: lambda { |executions|
+    executions * 120.seconds
+  }
+
+  def perform(article_id)
+    article = Ticket::Article.find(article_id)
+
+    # set retry count
+    article.preferences['delivery_retry'] ||= 0
+    article.preferences['delivery_retry'] += 1
+
+    ticket = Ticket.lookup(id: article.ticket_id)
+    log_error(article, "Can't find ticket.preferences for Ticket.find(#{article.ticket_id})") if !ticket.preferences
+    log_error(article, "Can't find ticket.preferences['channel_id'] for Ticket.find(#{article.ticket_id})") if !ticket.preferences['channel_id']
+    channel = Channel.lookup(id: ticket.preferences['channel_id'])
+    log_error(article, "Channel.find(#{channel.id}) isn't a twitter channel!") if !channel.options[:adapter].match?(/\Afacebook/i)
+
+    # check source object id
+    if !ticket.preferences['channel_fb_object_id']
+      log_error(article, "fb object id is missing in ticket.preferences['channel_fb_object_id'] for Ticket.find(#{ticket.id})")
+    end
+
+    # fill in_reply_to
+    if article.in_reply_to.blank?
+      article.in_reply_to = ticket.articles.first.message_id
+    end
+
+    begin
+      facebook = Channel::Driver::Facebook.new
+      post     = facebook.send(
+        channel.options,
+        ticket.preferences[:channel_fb_object_id],
+        {
+          type:        article.type.name,
+          to:          article.to,
+          body:        article.body,
+          in_reply_to: article.in_reply_to,
+        }
+      )
+    rescue => e
+      log_error(article, e.message)
+      return
+    end
+
+    if !post
+      log_error(article, 'Got no post!')
+      return
+    end
+
+    # fill article with post info
+    article.from       = post['from']['name']
+    article.message_id = post['id']
+
+    # set delivery status
+    article.preferences['delivery_status_message'] = nil
+    article.preferences['delivery_status'] = 'success'
+    article.preferences['delivery_status_date'] = Time.zone.now
+
+    article.save!
+
+    Rails.logger.info "Send facebook to: '#{article.to}' (from #{article.from})"
+
+    article
+  end
+
+  def log_error(local_record, message)
+    local_record.preferences['delivery_status'] = 'fail'
+    local_record.preferences['delivery_status_message'] = message.encode!('UTF-8', 'UTF-8', invalid: :replace, replace: '?')
+    local_record.preferences['delivery_status_date'] = Time.zone.now
+    local_record.save
+    Rails.logger.error message
+
+    if local_record.preferences['delivery_retry'] > 3
+      Ticket::Article.create(
+        ticket_id:     local_record.ticket_id,
+        content_type:  'text/plain',
+        body:          "Unable to send post: #{message}",
+        internal:      true,
+        sender:        Ticket::Article::Sender.find_by(name: 'System'),
+        type:          Ticket::Article::Type.find_by(name: 'note'),
+        preferences:   {
+          delivery_article_id_related: local_record.id,
+          delivery_message:            true,
+        },
+        updated_by_id: 1,
+        created_by_id: 1,
+      )
+    end
+
+    raise message
+  end
+end

app/jobs/communicate_sms_job.rb

@@ -0,0 +1,110 @@
+class CommunicateSmsJob < ApplicationJob
+
+  retry_on StandardError, attempts: 4, wait: lambda { |executions|
+    executions * 120.seconds
+  }
+
+  def perform(article_id)
+    article = Ticket::Article.find(article_id)
+
+    # set retry count
+    article.preferences['delivery_retry'] ||= 0
+    article.preferences['delivery_retry'] += 1
+
+    ticket = Ticket.lookup(id: article.ticket_id)
+    log_error(article, "Can't find article.preferences for Ticket::Article.find(#{article.id})") if !article.preferences
+
+    # if sender is system, take article channel
+    if article.sender.name == 'System'
+      log_error(article, "Can't find article.preferences['sms_recipients'] for Ticket::Article.find(#{article.id})") if !article.preferences['sms_recipients']
+      log_error(article, "Can't find article.preferences['channel_id'] for Ticket::Article.find(#{article.id})") if !article.preferences['channel_id']
+      channel = Channel.lookup(id: article.preferences['channel_id'])
+      log_error(article, "No such channel id #{article.preferences['channel_id']}") if !channel
+
+    # if sender is agent, take create channel
+    else
+      log_error(article, "Can't find ticket.preferences['channel_id'] for Ticket.find(#{ticket.id})") if !ticket.preferences['channel_id']
+      channel = Channel.lookup(id: ticket.preferences['channel_id'])
+      log_error(article, "No such channel id #{ticket.preferences['channel_id']}") if !channel
+    end
+
+    begin
+      if article.sender.name == 'System'
+        article.preferences['sms_recipients'].each do |recipient|
+          channel.deliver(
+            recipient: recipient,
+            message:   article.body.first(160),
+          )
+        end
+      else
+        channel.deliver(
+          recipient: article.to,
+          message:   article.body.first(160),
+        )
+      end
+    rescue => e
+      log_error(article, e.message)
+      return
+    end
+
+    log_success(article)
+
+    return if article.sender.name == 'Agent'
+
+    log_history(article, ticket, 'sms', article.to)
+  end
+
+  # log successful delivery
+  def log_success(article)
+    article.preferences['delivery_status_message'] = nil
+    article.preferences['delivery_status'] = 'success'
+    article.preferences['delivery_status_date'] = Time.zone.now
+    article.save!
+  end
+
+  def log_error(local_record, message)
+    local_record.preferences['delivery_status'] = 'fail'
+    local_record.preferences['delivery_status_message'] = message
+    local_record.preferences['delivery_status_date'] = Time.zone.now
+    local_record.save!
+    Rails.logger.error message
+
+    if local_record.preferences['delivery_retry'] >= max_attempts
+      Ticket::Article.create(
+        ticket_id:     local_record.ticket_id,
+        content_type:  'text/plain',
+        body:          "#{log_error_prefix}: #{message}",
+        internal:      true,
+        sender:        Ticket::Article::Sender.find_by(name: 'System'),
+        type:          Ticket::Article::Type.find_by(name: 'note'),
+        preferences:   {
+          delivery_article_id_related: local_record.id,
+          delivery_message:            true,
+        },
+        updated_by_id: 1,
+        created_by_id: 1,
+      )
+    end
+
+    raise message
+  end
+
+  def log_history(article, ticket, history_type, recipient_list)
+    return if recipient_list.blank?
+
+    History.add(
+      o_id:                   article.id,
+      history_type:           history_type,
+      history_object:         'Ticket::Article',
+      related_o_id:           ticket.id,
+      related_history_object: 'Ticket',
+      value_from:             article.subject,
+      value_to:               recipient_list,
+      created_by_id:          article.created_by_id,
+    )
+  end
+
+  def log_error_prefix
+    'Unable to send sms message'
+  end
+end

app/jobs/communicate_telegram_job.rb

@@ -0,0 +1,113 @@
+class CommunicateTelegramJob < ApplicationJob
+
+  retry_on StandardError, attempts: 4, wait: lambda { |executions|
+    executions * 120.seconds
+  }
+
+  def perform(article_id)
+    article = Ticket::Article.find(article_id)
+
+    # set retry count
+    article.preferences['delivery_retry'] ||= 0
+    article.preferences['delivery_retry'] += 1
+
+    ticket = Ticket.lookup(id: article.ticket_id)
+    log_error(article, "Can't find ticket.preferences for Ticket.find(#{article.ticket_id})") if !ticket.preferences
+    log_error(article, "Can't find ticket.preferences['telegram'] for Ticket.find(#{article.ticket_id})") if !ticket.preferences['telegram']
+    log_error(article, "Can't find ticket.preferences['telegram']['chat_id'] for Ticket.find(#{article.ticket_id})") if !ticket.preferences['telegram']['chat_id']
+    if ticket.preferences['telegram'] && ticket.preferences['telegram']['bid']
+      channel = Telegram.bot_by_bot_id(ticket.preferences['telegram']['bid'])
+    end
+    if !channel
+      channel = Channel.lookup(id: ticket.preferences['channel_id'])
+    end
+    log_error(article, "No such channel for bot #{ticket.preferences['bid']} or channel id #{ticket.preferences['channel_id']}") if !channel
+    #log_error(article, "Channel.find(#{channel.id}) isn't a telegram channel!") if channel.options[:adapter] !~ /\Atelegram/i
+    log_error(article, "Channel.find(#{channel.id}) has not telegram api token!") if channel.options[:api_token].blank?
+
+    begin
+      api = TelegramAPI.new(channel.options[:api_token])
+      chat_id = ticket.preferences[:telegram][:chat_id]
+      result = api.sendMessage(chat_id, article.body)
+      me = api.getMe()
+      article.attachments.each do |file|
+        parts = file.filename.split(/^(.*)(\..+?)$/)
+        t = Tempfile.new([parts[1], parts[2]])
+        t.binmode
+        t.write(file.content)
+        t.rewind
+        api.sendDocument(chat_id, t.path.to_s)
+      end
+    rescue => e
+      log_error(article, e.message)
+      return
+    end
+
+    Rails.logger.debug { "result info: #{result}" }
+
+    # only private, group messages. channel messages do not have from key
+    if result['from'] && result['chat']
+      # fill article with message info
+      article.from = "@#{result['from']['username']}"
+      article.to = "@#{result['chat']['username']}"
+
+      article.preferences['telegram'] = {
+        date:       result['date'],
+        from_id:    result['from']['id'],
+        chat_id:    result['chat']['id'],
+        message_id: result['message_id']
+      }
+    else
+      # fill article with message info (telegram channel)
+      article.from = "@#{me['username']}"
+      article.to = "#{result['chat']['title']} Channel"
+
+      article.preferences['telegram'] = {
+        date:       result['date'],
+        from_id:    me['id'],
+        chat_id:    result['chat']['id'],
+        message_id: result['message_id']
+      }
+    end
+
+    # set delivery status
+    article.preferences['delivery_status_message'] = nil
+    article.preferences['delivery_status'] = 'success'
+    article.preferences['delivery_status_date'] = Time.zone.now
+
+    article.message_id = "telegram.#{result['message_id']}.#{result['chat']['id']}"
+
+    article.save!
+
+    Rails.logger.info "Send telegram message to: '#{article.to}' (from #{article.from})"
+
+    article
+  end
+
+  def log_error(local_record, message)
+    local_record.preferences['delivery_status'] = 'fail'
+    local_record.preferences['delivery_status_message'] = message.encode!('UTF-8', 'UTF-8', invalid: :replace, replace: '?')
+    local_record.preferences['delivery_status_date'] = Time.zone.now
+    local_record.save
+    Rails.logger.error message
+
+    if local_record.preferences['delivery_retry'] > 3
+      Ticket::Article.create(
+        ticket_id:     local_record.ticket_id,
+        content_type:  'text/plain',
+        body:          "Unable to send telegram message: #{message}",
+        internal:      true,
+        sender:        Ticket::Article::Sender.find_by(name: 'System'),
+        type:          Ticket::Article::Type.find_by(name: 'note'),
+        preferences:   {
+          delivery_article_id_related: local_record.id,
+          delivery_message:            true,
+        },
+        updated_by_id: 1,
+        created_by_id: 1,
+      )
+    end
+
+    raise message
+  end
+end

app/jobs/communicate_twitter_job.rb

@@ -0,0 +1,156 @@
+class CommunicateTwitterJob < ApplicationJob
+
+  retry_on StandardError, attempts: 4, wait: lambda { |executions|
+    executions * 120.seconds
+  }
+
+  def perform(article_id)
+    article = Ticket::Article.find(article_id)
+
+    # set retry count
+    article.preferences['delivery_retry'] ||= 0
+    article.preferences['delivery_retry'] += 1
+
+    ticket = Ticket.lookup(id: article.ticket_id)
+    log_error(article, "Can't find ticket.preferences['channel_id'] for Ticket.find(#{article.ticket_id})") if !ticket.preferences['channel_id']
+    channel = Channel.lookup(id: ticket.preferences['channel_id'])
+
+    # search for same channel channel_screen_name, in case the channel got re-added
+    if !channel
+      Channel.where(area: 'Twitter::Account', active: true).each do |local_channel|
+        next if ticket.preferences[:channel_screen_name].blank?
+        next if !local_channel.options
+        next if local_channel.options[:user].blank?
+        next if local_channel.options[:user][:screen_name].blank?
+        next if local_channel.options[:user][:screen_name] != ticket.preferences[:channel_screen_name]
+
+        channel = local_channel
+        break
+      end
+    end
+
+    log_error(article, "No such channel id #{ticket.preferences['channel_id']}") if !channel
+    log_error(article, "Channel.find(#{channel.id}) isn't a twitter channel!") if !channel.options[:adapter].try(:match?, /\Atwitter/i)
+
+    begin
+      tweet = channel.deliver(
+        type:        article.type.name,
+        to:          article.to,
+        body:        article.body,
+        in_reply_to: article.in_reply_to
+      )
+    rescue => e
+      log_error(article, e.message)
+      return
+    end
+    if !tweet
+      log_error(article, 'Got no tweet!')
+      return
+    end
+
+    # fill article with tweet info
+
+    # direct message
+    if tweet.is_a?(Hash)
+      tweet_type = 'DirectMessage'
+      article.message_id = tweet[:event][:id].to_s
+      if tweet[:event] && tweet[:event][:type] == 'message_create'
+        #article.from = "@#{tweet.sender.screen_name}"
+        #article.to = "@#{tweet.recipient.screen_name}"
+
+        article.preferences['twitter'] = {
+          recipient_id: tweet[:event][:message_create][:target][:recipient_id],
+          sender_id:    tweet[:event][:message_create][:sender_id],
+        }
+
+        article.preferences['links'] = [
+          {
+            url:    TwitterSync::DM_URL_TEMPLATE % article.preferences[:twitter].slice(:recipient_id, :sender_id).values.map(&:to_i).sort.join('-'),
+            target: '_blank',
+            name:   'on Twitter',
+          },
+        ]
+      end
+
+    # regular tweet
+    elsif tweet.instance_of?(Twitter::Tweet)
+      tweet_type = 'Tweet'
+      tweet_id = tweet.id.to_s
+      article.from = "@#{tweet.user.screen_name}"
+      if tweet.user_mentions
+        to = ''
+        mention_ids = []
+        tweet.user_mentions.each do |user|
+          if to != ''
+            to += ' '
+          end
+          to += "@#{user.screen_name}"
+          mention_ids.push user.id
+        end
+        article.to = to
+        article.preferences['twitter'] = TwitterSync.preferences_cleanup(
+          mention_ids:         mention_ids,
+          geo:                 tweet.geo,
+          retweeted:           tweet.retweeted?,
+          possibly_sensitive:  tweet.possibly_sensitive?,
+          in_reply_to_user_id: tweet.in_reply_to_user_id,
+          place:               tweet.place,
+          retweet_count:       tweet.retweet_count,
+          source:              tweet.source,
+          favorited:           tweet.favorited?,
+          truncated:           tweet.truncated?,
+          created_at:          tweet.created_at,
+        )
+
+        article.message_id = tweet_id
+        article.preferences['links'] = [
+          {
+            url:    TwitterSync::STATUS_URL_TEMPLATE % tweet.id,
+            target: '_blank',
+            name:   'on Twitter',
+          },
+        ]
+      end
+    else
+      raise "Unknown tweet type '#{tweet.class}'"
+    end
+
+    # set delivery status
+    article.preferences['delivery_status_message'] = nil
+    article.preferences['delivery_status'] = 'success'
+    article.preferences['delivery_status_date'] = Time.zone.now
+
+    article.save!
+
+    Rails.logger.info "Send twitter (#{tweet_type}) to: '#{article.to}' (from #{article.from})"
+
+    article
+  end
+
+  def log_error(local_record, message)
+    local_record.preferences['delivery_status'] = 'fail'
+    local_record.preferences['delivery_status_message'] = message.encode!('UTF-8', 'UTF-8', invalid: :replace, replace: '?')
+    local_record.preferences['delivery_status_date'] = Time.zone.now
+    local_record.save
+    Rails.logger.error message
+
+    if local_record.preferences['delivery_retry'] > 3
+      Ticket::Article.create(
+        ticket_id:     local_record.ticket_id,
+        content_type:  'text/plain',
+        body:          "Unable to send tweet: #{message}",
+        internal:      true,
+        sender:        Ticket::Article::Sender.find_by(name: 'System'),
+        type:          Ticket::Article::Type.find_by(name: 'note'),
+        preferences:   {
+          delivery_article_id_related: local_record.id,
+          delivery_message:            true,
+        },
+        updated_by_id: 1,
+        created_by_id: 1,
+      )
+    end
+
+    raise message
+  end
+end

app/jobs/migrate_ldap_samaccountname_to_uid_job.rb

@@ -0,0 +1,56 @@
+require_dependency 'ldap'
+require_dependency 'ldap/user'
+
+class MigrateLdapSamaccountnameToUidJob < ApplicationJob
+
+  def perform
+    Rails.logger.info 'Checking for active LDAP configuration...'
+
+    if ldap_config.blank?
+      Rails.logger.info 'Blank LDAP configuration. Exiting.'
+      return
+    end
+
+    Rails.logger.info 'Checking for different LDAP uid attribute...'
+    if uid_attribute_obsolete == uid_attribute_new
+      Rails.logger.info 'Equal LDAP uid attributes. Exiting.'
+      return
+    end
+
+    Rails.logger.info 'Starting to migrate LDAP config to new uid attribute...'
+    migrate_ldap_config
+    Rails.logger.info 'LDAP uid attribute migration completed.'
+  end
+
+  private
+
+  def ldap
+    @ldap ||= ::Ldap.new(ldap_config)
+  end
+
+  def ldap_config
+    @ldap_config ||= Import::Ldap.config
+  end
+
+  def uid_attribute_new
+    @uid_attribute_new ||= begin
+      config = {
+        filter: ldap_config['user_filter']
+      }
+
+      ::Ldap::User.new(config, ldap: ldap).uid_attribute
+    end
+  end
+
+  def uid_attribute_obsolete
+    @uid_attribute_obsolete ||= ldap_config['user_uid']
+  end
+
+  def migrate_ldap_config
+    ldap_config_new = ldap_config.merge(
+      'user_uid' => uid_attribute_new
+    )
+
+    Setting.set('ldap_config', ldap_config_new)
+  end
+end

app/jobs/transaction_job.rb

@@ -0,0 +1,26 @@
+class TransactionJob < ApplicationJob
+
+=begin
+  {
+    object: 'Ticket',
+    type: 'update',
+    ticket_id: 123,
+    interface_handle: 'application_server', # application_server|websocket|scheduler
+    changes: {
+      'attribute1' => [before,now],
+      'attribute2' => [before,now],
+    },
+    created_at: Time.zone.now,
+    user_id: 123,
+  },
+=end
+
+  def perform(item, params = {})
+    Setting.where(area: 'Transaction::Backend::Async').order(:name).each do |setting|
+      backend = Setting.get(setting.name)
+      next if params[:disable]&.include?(backend)
+
+      Observer::Transaction.execute_singel_backend(backend.constantize, item, params)
+    end
+  end
+end

app/models/import_job.rb

@@ -75,12 +75,12 @@ class ImportJob < ApplicationModel
     return if exists?(name: params[:name], dry_run: true, finished_at: nil)
 
     params[:dry_run] = true
-    instance = create(params.except(:delay))
+    job = create(params.except(:delay))
 
     if params.fetch(:delay, true)
-      instance.delay.start
+      AsyncImportJob.perform_later(job)
     else
-      instance.start
+      job.start
     end
   end
 

app/models/observer/chat/leave/background_job.rb

@@ -6,36 +6,10 @@ class Observer::Chat::Leave::BackgroundJob
   end
 
   def perform
-
+    if Gem::Version.new(Version.get) >= Gem::Version.new('4.0.x')
-    # check if customer has permanently left the conversation
+      ActiveSupport::Deprecation.warn("This file has been migrated to the ActiveJob 'ChatLeaveJob' and is therefore deprecated and should get removed.")
-    chat_session = Chat::Session.find_by(id: @chat_session_id)
-    return if !chat_session
-    return if chat_session.recipients_active?
-
-    chat_session.state = 'closed'
-    chat_session.save
-
-    realname = 'Anonymous'
-
-    # if it is a agent session, use the realname if the agent for close message
-    if @session && @session['id'] && chat_session.user_id
-      agent_user = chat_session.agent_user
-      if agent_user[:name]
-        realname = agent_user[:name]
-      end
     end
 
-    # notify participants
+    ChatLeaveJob.perform_now(@chat_session_id, @client_id, @session)
-    message = {
-      event: 'chat_session_left',
-      data:  {
-        realname:   realname,
-        session_id: chat_session.session_id,
-      },
-    }
-    chat_session.send_to_recipients(message, @client_id)
-
-    Chat.broadcast_agent_state_update([chat_session.chat_id])
   end
-
 end

app/models/observer/ticket/article/communicate_facebook.rb

@@ -25,7 +25,7 @@ class Observer::Ticket::Article::CommunicateFacebook < ActiveRecord::Observer
     return true if type.nil?
     return true if !type.name.start_with?('facebook')
 
-    Delayed::Job.enqueue(Observer::Ticket::Article::CommunicateFacebook::BackgroundJob.new(record.id))
+    CommunicateFacebookJob.perform_later(record.id)
   end
 
 end

app/models/observer/ticket/article/communicate_facebook/background_job.rb

@@ -4,102 +4,10 @@ class Observer::Ticket::Article::CommunicateFacebook::BackgroundJob
   end
 
   def perform
-    article = Ticket::Article.find(@article_id)
+    if Gem::Version.new(Version.get) >= Gem::Version.new('4.0.x')
-
+      ActiveSupport::Deprecation.warn("This file has been migrated to the ActiveJob 'CommunicateFacebookJob' and is therefore deprecated and should get removed.")
-    # set retry count
-    article.preferences['delivery_retry'] ||= 0
-    article.preferences['delivery_retry'] += 1
-
-    ticket = Ticket.lookup(id: article.ticket_id)
-    log_error(article, "Can't find ticket.preferences for Ticket.find(#{article.ticket_id})") if !ticket.preferences
-    log_error(article, "Can't find ticket.preferences['channel_id'] for Ticket.find(#{article.ticket_id})") if !ticket.preferences['channel_id']
-    channel = Channel.lookup(id: ticket.preferences['channel_id'])
-    log_error(article, "Channel.find(#{channel.id}) isn't a twitter channel!") if !channel.options[:adapter].match?(/\Afacebook/i)
-
-    # check source object id
-    if !ticket.preferences['channel_fb_object_id']
-      log_error(article, "fb object id is missing in ticket.preferences['channel_fb_object_id'] for Ticket.find(#{ticket.id})")
     end
 
-    # fill in_reply_to
+    CommunicateFacebookJob.perform_now(@article_id)
-    if article.in_reply_to.blank?
-      article.in_reply_to = ticket.articles.first.message_id
-    end
-
-    begin
-      facebook = Channel::Driver::Facebook.new
-      post     = facebook.send(
-        channel.options,
-        ticket.preferences[:channel_fb_object_id],
-        {
-          type:        article.type.name,
-          to:          article.to,
-          body:        article.body,
-          in_reply_to: article.in_reply_to,
-        }
-      )
-    rescue => e
-      log_error(article, e.message)
-      return
-    end
-
-    if !post
-      log_error(article, 'Got no post!')
-      return
-    end
-
-    # fill article with post info
-    article.from       = post['from']['name']
-    article.message_id = post['id']
-
-    # set delivery status
-    article.preferences['delivery_status_message'] = nil
-    article.preferences['delivery_status'] = 'success'
-    article.preferences['delivery_status_date'] = Time.zone.now
-
-    article.save!
-
-    Rails.logger.info "Send facebook to: '#{article.to}' (from #{article.from})"
-
-    article
-  end
-
-  def log_error(local_record, message)
-    local_record.preferences['delivery_status'] = 'fail'
-    local_record.preferences['delivery_status_message'] = message.encode!('UTF-8', 'UTF-8', invalid: :replace, replace: '?')
-    local_record.preferences['delivery_status_date'] = Time.zone.now
-    local_record.save
-    Rails.logger.error message
-
-    if local_record.preferences['delivery_retry'] > 3
-      Ticket::Article.create(
-        ticket_id:     local_record.ticket_id,
-        content_type:  'text/plain',
-        body:          "Unable to send post: #{message}",
-        internal:      true,
-        sender:        Ticket::Article::Sender.find_by(name: 'System'),
-        type:          Ticket::Article::Type.find_by(name: 'note'),
-        preferences:   {
-          delivery_article_id_related: local_record.id,
-          delivery_message:            true,
-        },
-        updated_by_id: 1,
-        created_by_id: 1,
-      )
-    end
-
-    raise message
-  end
-
-  def max_attempts
-    4
-  end
-
-  def reschedule_at(current_time, attempts)
-    if Rails.env.production?
-      return current_time + attempts * 120.seconds
-    end
-
-    current_time + 5.seconds
   end
 end

app/models/observer/ticket/article/communicate_sms.rb

@@ -20,6 +20,6 @@ class Observer::Ticket::Article::CommunicateSms < ActiveRecord::Observer
     return true if type.nil?
     return true if type.name != 'sms'
 
-    Delayed::Job.enqueue(Observer::Ticket::Article::CommunicateSms::BackgroundJob.new(record.id))
+    CommunicateSmsJob.perform_later(record.id)
   end
 end

app/models/observer/ticket/article/communicate_sms/background_job.rb

@@ -4,119 +4,10 @@ class Observer::Ticket::Article::CommunicateSms::BackgroundJob
   end
 
   def perform
-    article = Ticket::Article.find(@article_id)
+    if Gem::Version.new(Version.get) >= Gem::Version.new('4.0.x')
-
+      ActiveSupport::Deprecation.warn("This file has been migrated to the ActiveJob 'CommunicateSmsJob' and is therefore deprecated and should get removed.")
-    # set retry count
-    article.preferences['delivery_retry'] ||= 0
-    article.preferences['delivery_retry'] += 1
-
-    ticket = Ticket.lookup(id: article.ticket_id)
-    log_error(article, "Can't find article.preferences for Ticket::Article.find(#{article.id})") if !article.preferences
-
-    # if sender is system, take article channel
-    if article.sender.name == 'System'
-      log_error(article, "Can't find article.preferences['sms_recipients'] for Ticket::Article.find(#{article.id})") if !article.preferences['sms_recipients']
-      log_error(article, "Can't find article.preferences['channel_id'] for Ticket::Article.find(#{article.id})") if !article.preferences['channel_id']
-      channel = Channel.lookup(id: article.preferences['channel_id'])
-      log_error(article, "No such channel id #{article.preferences['channel_id']}") if !channel
-
-    # if sender is agent, take create channel
-    else
-      log_error(article, "Can't find ticket.preferences['channel_id'] for Ticket.find(#{ticket.id})") if !ticket.preferences['channel_id']
-      channel = Channel.lookup(id: ticket.preferences['channel_id'])
-      log_error(article, "No such channel id #{ticket.preferences['channel_id']}") if !channel
     end
 
-    begin
+    CommunicateSmsJob.perform_now(@article_id)
-      if article.sender.name == 'System'
-        article.preferences['sms_recipients'].each do |recipient|
-          channel.deliver(
-            recipient: recipient,
-            message:   article.body.first(160),
-          )
   end
-      else
-        channel.deliver(
-          recipient: article.to,
-          message:   article.body.first(160),
-        )
-      end
-    rescue => e
-      log_error(article, e.message)
-      return
-    end
-
-    log_success(article)
-
-    return if article.sender.name == 'Agent'
-
-    log_history(article, ticket, 'sms', article.to)
-  end
-
-  # log successful delivery
-  def log_success(article)
-    article.preferences['delivery_status_message'] = nil
-    article.preferences['delivery_status'] = 'success'
-    article.preferences['delivery_status_date'] = Time.zone.now
-    article.save!
-  end
-
-  def log_error(local_record, message)
-    local_record.preferences['delivery_status'] = 'fail'
-    local_record.preferences['delivery_status_message'] = message
-    local_record.preferences['delivery_status_date'] = Time.zone.now
-    local_record.save!
-    Rails.logger.error message
-
-    if local_record.preferences['delivery_retry'] >= max_attempts
-      Ticket::Article.create(
-        ticket_id:     local_record.ticket_id,
-        content_type:  'text/plain',
-        body:          "#{log_error_prefix}: #{message}",
-        internal:      true,
-        sender:        Ticket::Article::Sender.find_by(name: 'System'),
-        type:          Ticket::Article::Type.find_by(name: 'note'),
-        preferences:   {
-          delivery_article_id_related: local_record.id,
-          delivery_message:            true,
-        },
-        updated_by_id: 1,
-        created_by_id: 1,
-      )
-    end
-
-    raise message
-  end
-
-  def log_history(article, ticket, history_type, recipient_list)
-    return if recipient_list.blank?
-
-    History.add(
-      o_id:                   article.id,
-      history_type:           history_type,
-      history_object:         'Ticket::Article',
-      related_o_id:           ticket.id,
-      related_history_object: 'Ticket',
-      value_from:             article.subject,
-      value_to:               recipient_list,
-      created_by_id:          article.created_by_id,
-    )
-  end
-
-  def log_error_prefix
-    'Unable to send sms message'
-  end
-
-  def max_attempts
-    4
-  end
-
-  def reschedule_at(current_time, attempts)
-    if Rails.env.production?
-      return current_time + attempts * 120.seconds
-    end
-
-    current_time + 5.seconds
-  end
-
 end

app/models/observer/ticket/article/communicate_telegram.rb

@@ -21,7 +21,7 @@ class Observer::Ticket::Article::CommunicateTelegram < ActiveRecord::Observer
     type = Ticket::Article::Type.lookup(id: record.type_id)
     return true if !type.name.match?(/\Atelegram/i)
 
-    Delayed::Job.enqueue(Observer::Ticket::Article::CommunicateTelegram::BackgroundJob.new(record.id))
+    CommunicateTelegramJob.perform_later(record.id)
   end
 
 end

app/models/observer/ticket/article/communicate_telegram/background_job.rb

@@ -4,121 +4,10 @@ class Observer::Ticket::Article::CommunicateTelegram::BackgroundJob
   end
 
   def perform
-    article = Ticket::Article.find(@article_id)
+    if Gem::Version.new(Version.get) >= Gem::Version.new('4.0.x')
-
+      ActiveSupport::Deprecation.warn("This file has been migrated to the ActiveJob 'CommunicateTelegramJob' and is therefore deprecated and should get removed.")
-    # set retry count
-    article.preferences['delivery_retry'] ||= 0
-    article.preferences['delivery_retry'] += 1
-
-    ticket = Ticket.lookup(id: article.ticket_id)
-    log_error(article, "Can't find ticket.preferences for Ticket.find(#{article.ticket_id})") if !ticket.preferences
-    log_error(article, "Can't find ticket.preferences['telegram'] for Ticket.find(#{article.ticket_id})") if !ticket.preferences['telegram']
-    log_error(article, "Can't find ticket.preferences['telegram']['chat_id'] for Ticket.find(#{article.ticket_id})") if !ticket.preferences['telegram']['chat_id']
-    if ticket.preferences['telegram'] && ticket.preferences['telegram']['bid']
-      channel = Telegram.bot_by_bot_id(ticket.preferences['telegram']['bid'])
-    end
-    if !channel
-      channel = Channel.lookup(id: ticket.preferences['channel_id'])
-    end
-    log_error(article, "No such channel for bot #{ticket.preferences['bid']} or channel id #{ticket.preferences['channel_id']}") if !channel
-    #log_error(article, "Channel.find(#{channel.id}) isn't a telegram channel!") if channel.options[:adapter] !~ /\Atelegram/i
-    log_error(article, "Channel.find(#{channel.id}) has not telegram api token!") if channel.options[:api_token].blank?
-
-    begin
-      api = TelegramAPI.new(channel.options[:api_token])
-      chat_id = ticket.preferences[:telegram][:chat_id]
-      result = api.sendMessage(chat_id, article.body)
-      me = api.getMe()
-      article.attachments.each do |file|
-        parts = file.filename.split(/^(.*)(\..+?)$/)
-        t = Tempfile.new([parts[1], parts[2]])
-        t.binmode
-        t.write(file.content)
-        t.rewind
-        api.sendDocument(chat_id, t.path.to_s)
-      end
-    rescue => e
-      log_error(article, e.message)
-      return
     end
 
-    Rails.logger.debug { "result info: #{result}" }
+    CommunicateTelegramJob.perform_now(@article_id)
-
-    # only private, group messages. channel messages do not have from key
-    if result['from'] && result['chat']
-      # fill article with message info
-      article.from = "@#{result['from']['username']}"
-      article.to = "@#{result['chat']['username']}"
-
-      article.preferences['telegram'] = {
-        date:       result['date'],
-        from_id:    result['from']['id'],
-        chat_id:    result['chat']['id'],
-        message_id: result['message_id']
-      }
-    else
-      # fill article with message info (telegram channel)
-      article.from = "@#{me['username']}"
-      article.to = "#{result['chat']['title']} Channel"
-
-      article.preferences['telegram'] = {
-        date:       result['date'],
-        from_id:    me['id'],
-        chat_id:    result['chat']['id'],
-        message_id: result['message_id']
-      }
-    end
-
-    # set delivery status
-    article.preferences['delivery_status_message'] = nil
-    article.preferences['delivery_status'] = 'success'
-    article.preferences['delivery_status_date'] = Time.zone.now
-
-    article.message_id = "telegram.#{result['message_id']}.#{result['chat']['id']}"
-
-    article.save!
-
-    Rails.logger.info "Send telegram message to: '#{article.to}' (from #{article.from})"
-
-    article
-  end
-
-  def log_error(local_record, message)
-    local_record.preferences['delivery_status'] = 'fail'
-    local_record.preferences['delivery_status_message'] = message.encode!('UTF-8', 'UTF-8', invalid: :replace, replace: '?')
-    local_record.preferences['delivery_status_date'] = Time.zone.now
-    local_record.save
-    Rails.logger.error message
-
-    if local_record.preferences['delivery_retry'] > 3
-      Ticket::Article.create(
-        ticket_id:     local_record.ticket_id,
-        content_type:  'text/plain',
-        body:          "Unable to send telegram message: #{message}",
-        internal:      true,
-        sender:        Ticket::Article::Sender.find_by(name: 'System'),
-        type:          Ticket::Article::Type.find_by(name: 'note'),
-        preferences:   {
-          delivery_article_id_related: local_record.id,
-          delivery_message:            true,
-        },
-        updated_by_id: 1,
-        created_by_id: 1,
-      )
-    end
-
-    raise message
-  end
-
-  def max_attempts
-    4
-  end
-
-  def reschedule_at(current_time, attempts)
-    if Rails.env.production?
-      return current_time + attempts * 120.seconds
-    end
-
-    current_time + 5.seconds
   end
 end

app/models/observer/ticket/article/communicate_twitter.rb

@@ -28,7 +28,7 @@ class Observer::Ticket::Article::CommunicateTwitter < ActiveRecord::Observer
 
     raise Exceptions::UnprocessableEntity, 'twitter to: parameter is missing' if record.to.blank? && type['name'] == 'twitter direct-message'
 
-    Delayed::Job.enqueue(Observer::Ticket::Article::CommunicateTwitter::BackgroundJob.new(record.id))
+    CommunicateTwitterJob.perform_later(record.id)
   end
 
 end

app/models/observer/ticket/article/communicate_twitter/background_job.rb

@@ -4,163 +4,10 @@ class Observer::Ticket::Article::CommunicateTwitter::BackgroundJob
   end
 
   def perform
-    article = Ticket::Article.find(@article_id)
+    if Gem::Version.new(Version.get) >= Gem::Version.new('4.0.x')
-
+      ActiveSupport::Deprecation.warn("This file has been migrated to the ActiveJob 'CommunicateTwitterJob' and is therefore deprecated and should get removed.")
-    # set retry count
-    article.preferences['delivery_retry'] ||= 0
-    article.preferences['delivery_retry'] += 1
-
-    ticket = Ticket.lookup(id: article.ticket_id)
-    log_error(article, "Can't find ticket.preferences['channel_id'] for Ticket.find(#{article.ticket_id})") if !ticket.preferences['channel_id']
-    channel = Channel.lookup(id: ticket.preferences['channel_id'])
-
-    # search for same channel channel_screen_name, in case the channel got re-added
-    if !channel
-      Channel.where(area: 'Twitter::Account', active: true).each do |local_channel|
-        next if ticket.preferences[:channel_screen_name].blank?
-        next if !local_channel.options
-        next if local_channel.options[:user].blank?
-        next if local_channel.options[:user][:screen_name].blank?
-        next if local_channel.options[:user][:screen_name] != ticket.preferences[:channel_screen_name]
-
-        channel = local_channel
-        break
-      end
     end
 
-    log_error(article, "No such channel id #{ticket.preferences['channel_id']}") if !channel
+    CommunicateTwitterJob.perform_now(@article_id)
-    log_error(article, "Channel.find(#{channel.id}) isn't a twitter channel!") if !channel.options[:adapter].try(:match?, /\Atwitter/i)
-
-    begin
-      tweet = channel.deliver(
-        type:        article.type.name,
-        to:          article.to,
-        body:        article.body,
-        in_reply_to: article.in_reply_to
-      )
-    rescue => e
-      log_error(article, e.message)
-      return
-    end
-    if !tweet
-      log_error(article, 'Got no tweet!')
-      return
-    end
-
-    # fill article with tweet info
-
-    # direct message
-    if tweet.is_a?(Hash)
-      tweet_type = 'DirectMessage'
-      article.message_id = tweet[:event][:id].to_s
-      if tweet[:event] && tweet[:event][:type] == 'message_create'
-        #article.from = "@#{tweet.sender.screen_name}"
-        #article.to = "@#{tweet.recipient.screen_name}"
-
-        article.preferences['twitter'] = {
-          recipient_id: tweet[:event][:message_create][:target][:recipient_id],
-          sender_id:    tweet[:event][:message_create][:sender_id],
-        }
-
-        article.preferences['links'] = [
-          {
-            url:    TwitterSync::DM_URL_TEMPLATE % article.preferences[:twitter].slice(:recipient_id, :sender_id).values.map(&:to_i).sort.join('-'),
-            target: '_blank',
-            name:   'on Twitter',
-          },
-        ]
-      end
-
-    # regular tweet
-    elsif tweet.instance_of?(Twitter::Tweet)
-      tweet_type = 'Tweet'
-      article.from = "@#{tweet.user.screen_name}"
-      if tweet.user_mentions
-        to = ''
-        mention_ids = []
-        tweet.user_mentions.each do |user|
-          if to != ''
-            to += ' '
-          end
-          to += "@#{user.screen_name}"
-          mention_ids.push user.id
-        end
-        article.to = to
-        article.preferences['twitter'] = TwitterSync.preferences_cleanup(
-          mention_ids:         mention_ids,
-          geo:                 tweet.geo,
-          retweeted:           tweet.retweeted?,
-          possibly_sensitive:  tweet.possibly_sensitive?,
-          in_reply_to_user_id: tweet.in_reply_to_user_id,
-          place:               tweet.place,
-          retweet_count:       tweet.retweet_count,
-          source:              tweet.source,
-          favorited:           tweet.favorited?,
-          truncated:           tweet.truncated?,
-          created_at:          tweet.created_at,
-        )
-      end
-
-      article.message_id = tweet.id.to_s
-      article.preferences['links'] = [
-        {
-          url:    TwitterSync::STATUS_URL_TEMPLATE % tweet.id,
-          target: '_blank',
-          name:   'on Twitter',
-        },
-      ]
-    else
-      raise "Unknown tweet type '#{tweet.class}'"
-    end
-
-    # set delivery status
-    article.preferences['delivery_status_message'] = nil
-    article.preferences['delivery_status'] = 'success'
-    article.preferences['delivery_status_date'] = Time.zone.now
-
-    article.save!
-
-    Rails.logger.info "Send twitter (#{tweet_type}) to: '#{article.to}' (from #{article.from})"
-
-    article
-  end
-
-  def log_error(local_record, message)
-    local_record.preferences['delivery_status'] = 'fail'
-    local_record.preferences['delivery_status_message'] = message.encode!('UTF-8', 'UTF-8', invalid: :replace, replace: '?')
-    local_record.preferences['delivery_status_date'] = Time.zone.now
-    local_record.save
-    Rails.logger.error message
-
-    if local_record.preferences['delivery_retry'] > 3
-      Ticket::Article.create(
-        ticket_id:     local_record.ticket_id,
-        content_type:  'text/plain',
-        body:          "Unable to send tweet: #{message}",
-        internal:      true,
-        sender:        Ticket::Article::Sender.find_by(name: 'System'),
-        type:          Ticket::Article::Type.find_by(name: 'note'),
-        preferences:   {
-          delivery_article_id_related: local_record.id,
-          delivery_message:            true,
-        },
-        updated_by_id: 1,
-        created_by_id: 1,
-      )
-    end
-
-    raise message
-  end
-
-  def max_attempts
-    4
-  end
-
-  def reschedule_at(current_time, attempts)
-    if Rails.env.production?
-      return current_time + attempts * 120.seconds
-    end
-
-    current_time + 5.seconds
   end
 end

app/models/observer/transaction.rb

@@ -49,7 +49,7 @@ class Observer::Transaction < ActiveRecord::Observer
         end
 
         # execute async backends
-        Delayed::Job.enqueue(Transaction::BackgroundJob.new(item, params))
+        TransactionJob.perform_later(item, params)
       end
     end
   end

app/models/ticket.rb

@@ -179,7 +179,7 @@ returns
         end
 
         # send notification
-        Transaction::BackgroundJob.run(
+        TransactionJob.perform_now(
           object:     'Ticket',
           type:       'reminder_reached',
           object_id:  ticket.id,
@@ -220,7 +220,7 @@ returns
 
       # send escalation
       if ticket.escalation_at < Time.zone.now
-        Transaction::BackgroundJob.run(
+        TransactionJob.perform_now(
           object:     'Ticket',
           type:       'escalation',
           object_id:  ticket.id,
@@ -232,7 +232,7 @@ returns
       end
 
       # check if warning need to be sent
-      Transaction::BackgroundJob.run(
+      TransactionJob.perform_now(
         object:     'Ticket',
         type:       'escalation_warning',
         object_id:  ticket.id,
@@ -1067,7 +1067,7 @@ perform active triggers on ticket
     local_options[:reset_user_id] = true
     local_options[:disable] = ['Transaction::Notification']
     local_options[:trigger_ids] ||= {}
-    local_options[:trigger_ids][ticket.id] ||= []
+    local_options[:trigger_ids][ticket.id.to_s] ||= []
     local_options[:loop_count] ||= 0
     local_options[:loop_count] += 1
 
@@ -1220,11 +1220,11 @@ perform active triggers on ticket
           end
         end
 
-        if local_options[:trigger_ids][ticket.id].include?(trigger.id)
+        if local_options[:trigger_ids][ticket.id.to_s].include?(trigger.id)
           logger.info { "Skip trigger (#{trigger.name}/#{trigger.id}) because was already executed for this object (Ticket:#{ticket.id}/Loop:#{local_options[:loop_count]})" }
           next
         end
-        local_options[:trigger_ids][ticket.id].push trigger.id
+        local_options[:trigger_ids][ticket.id.to_s].push trigger.id
         logger.info { "Execute trigger (#{trigger.name}/#{trigger.id}) for this object (Ticket:#{ticket.id}/Loop:#{local_options[:loop_count]})" }
 
         ticket.perform_changes(trigger.perform, 'trigger', item, user_id)

app/models/transaction/background_job.rb

@@ -1,5 +1,3 @@
-# Copyright (C) 2012-2016 Zammad Foundation, http://zammad-foundation.org/
-
 class Transaction::BackgroundJob
   def initialize(item, params = {})
 
@@ -23,17 +21,10 @@ class Transaction::BackgroundJob
   end
 
   def perform
-    Setting.where(area: 'Transaction::Backend::Async').order(:name).each do |setting|
+    if Gem::Version.new(Version.get) >= Gem::Version.new('4.0.x')
-      backend = Setting.get(setting.name)
+      ActiveSupport::Deprecation.warn("This file has been migrated to the ActiveJob 'TransactionJob' and is therefore deprecated and should get removed.")
-      next if @params[:disable]&.include?(backend)
-
-      Observer::Transaction.execute_singel_backend(backend.constantize, @item, @params)
-    end
     end
 
-  def self.run(item, params = {})
+    TransactionJob.perform_now(@item, @params)
-    generic = new(item, params)
-    generic.perform
   end
-
 end

config/initializers/workaround_active_job_time_serialization.rb

@@ -0,0 +1,45 @@
+# Required workaround to serialize ActiveSupport::TimeWithZone, Time, Date and DateTime for ActiveJob
+# until Rails 6 is used. See:
+# - https://github.com/rails/rails/issues/18519
+# - https://github.com/rails/rails/pull/32026
+# - https://github.com/rails/rails/tree/6-0-stable/activejob/lib/active_job/serializers
+
+class ActiveSupport::TimeWithZone
+  include GlobalID::Identification
+
+  alias id iso8601
+
+  def self.find(iso8601)
+    Time.iso8601(iso8601).in_time_zone
+  end
+end
+
+class Time
+  include GlobalID::Identification
+
+  alias id iso8601
+
+  def self.find(iso8601)
+    Time.iso8601(iso8601)
+  end
+end
+
+class Date
+  include GlobalID::Identification
+
+  alias id iso8601
+
+  def self.find(iso8601)
+    Date.iso8601(iso8601)
+  end
+end
+
+class DateTime
+  include GlobalID::Identification
+
+  alias id iso8601
+
+  def self.find(iso8601)
+    DateTime.iso8601(iso8601)
+  end
+end

db/migrate/20180111000001_ldap_samaccountname_to_uid.rb

@@ -4,7 +4,7 @@ class LdapSamaccountnameToUid < ActiveRecord::Migration[5.1]
     # return if it's a new setup to avoid running the migration
     return if !Setting.exists?(name: 'system_init_done')
 
-    Delayed::Job.enqueue MigrationJob::LdapSamaccountnameToUid.new
+    MigrateLdapSamaccountnameToUidJob.perform_later
   end
 
 end

lib/migration_job/ldap_samaccountname_to_uid.rb

@@ -1,58 +0,0 @@
-require_dependency 'ldap'
-require_dependency 'ldap/user'
-
-module MigrationJob
-  class LdapSamaccountnameToUid
-
-    def perform
-      Rails.logger.info 'Checking for active LDAP configuration...'
-
-      if ldap_config.blank?
-        Rails.logger.info 'Blank LDAP configuration. Exiting.'
-        return
-      end
-
-      Rails.logger.info 'Checking for different LDAP uid attribute...'
-      if uid_attribute_obsolete == uid_attribute_new
-        Rails.logger.info 'Equal LDAP uid attributes. Exiting.'
-        return
-      end
-
-      Rails.logger.info 'Starting to migrate LDAP config to new uid attribute...'
-      migrate_ldap_config
-      Rails.logger.info 'LDAP uid attribute migration completed.'
-    end
-
-    private
-
-    def ldap
-      @ldap ||= ::Ldap.new(ldap_config)
-    end
-
-    def ldap_config
-      @ldap_config ||= Import::Ldap.config
-    end
-
-    def uid_attribute_new
-      @uid_attribute_new ||= begin
-        config = {
-          filter: ldap_config['user_filter']
-        }
-
-        ::Ldap::User.new(config, ldap: ldap).uid_attribute
-      end
-    end
-
-    def uid_attribute_obsolete
-      @uid_attribute_obsolete ||= ldap_config['user_uid']
-    end
-
-    def migrate_ldap_config
-      ldap_config_new = ldap_config.merge(
-        'user_uid' => uid_attribute_new
-      )
-
-      Setting.set('ldap_config', ldap_config_new)
-    end
-  end
-end

lib/sessions/event/chat_session_leave_temporary.rb

@@ -6,12 +6,7 @@ class Sessions::Event::ChatSessionLeaveTemporary < Sessions::Event::ChatBase
 
     chat_session = current_chat_session
 
-    Delayed::Job.enqueue(
+    ChatLeaveJob.set(wait: 0.5.minutes).perform_later(chat_session.id, @client_id, @session)
-      Observer::Chat::Leave::BackgroundJob.new(chat_session.id, @client_id, @session),
-      {
-        run_at: Time.zone.now + 0.5.minutes
-      }
-    )
 
     false
   end

spec/jobs/communicate_twitter_job_spec.rb

@@ -1,6 +1,7 @@
 require 'rails_helper'
 
-RSpec.describe Observer::Ticket::Article::CommunicateTwitter::BackgroundJob, type: :job do
+RSpec.describe CommunicateTwitterJob, type: :job do
+
   let(:article) { create(:twitter_article, **(try(:factory_options) || {})) }
 
   describe 'core behavior', :use_vcr do
@@ -37,12 +38,12 @@ RSpec.describe Observer::Ticket::Article::CommunicateTwitter::BackgroundJob, typ
       end
 
       it 'increments the "delivery_retry" preference' do
-        expect { described_class.new(article.id).perform }
+        expect { described_class.perform_now(article.id) }
           .to change { article.reload.preferences[:delivery_retry] }.to(1)
       end
 
       it 'dispatches the tweet' do
-        described_class.new(article.id).perform
+        described_class.perform_now(article.id)
 
         expect(WebMock)
           .to have_requested(:post, 'https://api.twitter.com/1.1/statuses/update.json')
@@ -50,14 +51,14 @@ RSpec.describe Observer::Ticket::Article::CommunicateTwitter::BackgroundJob, typ
       end
 
       it 'updates the article with tweet attributes' do
-        expect { described_class.new(article.id).perform }
+        expect { described_class.perform_now(article.id) }
           .to change { article.reload.message_id }.to('1244937367435108360')
           .and change { article.reload.preferences[:twitter] }.to(hash_including(tweet_attributes))
           .and change { article.reload.preferences[:links] }.to(links_array)
       end
 
       it 'sets the appropriate delivery status attributes' do
-        expect { described_class.new(article.id).perform }
+        expect { described_class.perform_now(article.id) }
           .to change { article.reload.preferences[:delivery_status] }.to('success')
           .and change { article.reload.preferences[:delivery_status_date] }.to(an_instance_of(ActiveSupport::TimeWithZone))
           .and not_change { article.reload.preferences[:delivery_status_message] }.from(nil)
@@ -67,7 +68,7 @@ RSpec.describe Observer::Ticket::Article::CommunicateTwitter::BackgroundJob, typ
         let(:factory_options) { { body: '@twitter @twitterlive Don’t mind me, just testing the API' } }
 
         it 'updates the article with tweet recipients' do
-          expect { described_class.new(article.id).perform }
+          expect { described_class.perform_now(article.id) }
             .to change { article.reload.to }.to('@Twitter @TwitterLive')
         end
       end
@@ -105,12 +106,12 @@ RSpec.describe Observer::Ticket::Article::CommunicateTwitter::BackgroundJob, typ
       end
 
       it 'increments the "delivery_retry" preference' do
-        expect { described_class.new(article.id).perform }
+        expect { described_class.perform_now(article.id) }
           .to change { article.reload.preferences[:delivery_retry] }.to(1)
       end
 
       it 'dispatches the DM' do
-        described_class.new(article.id).perform
+        described_class.perform_now(article.id)
 
         expect(WebMock)
           .to have_requested(:post, 'https://api.twitter.com/1.1/direct_messages/events/new.json')
@@ -118,14 +119,14 @@ RSpec.describe Observer::Ticket::Article::CommunicateTwitter::BackgroundJob, typ
       end
 
       it 'updates the article with DM attributes' do
-        expect { described_class.new(article.id).perform }
+        expect { described_class.perform_now(article.id) }
           .to change { article.reload.message_id }.to('1244953398509617156')
           .and change { article.reload.preferences[:twitter] }.to(hash_including(dm_attributes))
           .and change { article.reload.preferences[:links] }.to(links_array)
       end
 
       it 'sets the appropriate delivery status attributes' do
-        expect { described_class.new(article.id).perform }
+        expect { described_class.perform_now(article.id) }
           .to change { article.reload.preferences[:delivery_status] }.to('success')
           .and change { article.reload.preferences[:delivery_status_date] }.to(an_instance_of(ActiveSupport::TimeWithZone))
           .and not_change { article.reload.preferences[:delivery_status_message] }.from(nil)
@@ -135,9 +136,8 @@ RSpec.describe Observer::Ticket::Article::CommunicateTwitter::BackgroundJob, typ
     describe 'failure cases' do
       shared_examples 'for failure cases' do
         it 'raises an error and sets the appropriate delivery status messages' do
-          expect { described_class.new(article.id).perform }
+          expect { described_class.perform_now(article.id) }
-            .to raise_error(error_message)
+            .to change { article.reload.preferences[:delivery_status] }.to('fail')
-            .and change { article.reload.preferences[:delivery_status] }.to('fail')
             .and change { article.reload.preferences[:delivery_status_date] }.to(an_instance_of(ActiveSupport::TimeWithZone))
             .and change { article.reload.preferences[:delivery_status_message] }.to(error_message)
         end
@@ -166,7 +166,7 @@ RSpec.describe Observer::Ticket::Article::CommunicateTwitter::BackgroundJob, typ
           let!(:new_channel) { create(:twitter_channel, custom_options: { user: { screen_name: channel.options[:user][:screen_name] } }) }
 
           it 'uses that channel' do
-            described_class.new(article.id).perform
+            described_class.perform_now(article.id)
 
             expect(WebMock)
               .to have_requested(:post, 'https://api.twitter.com/1.1/statuses/update.json')
@@ -216,9 +216,8 @@ RSpec.describe Observer::Ticket::Article::CommunicateTwitter::BackgroundJob, typ
         let(:factory_options) { { preferences: { delivery_retry: 3 } } }
 
         it 'adds a delivery failure note (article) to the ticket' do
-          expect { described_class.new(article.id).perform }
+          expect { described_class.perform_now(article.id) }
-            .to raise_error(error_message)
+            .to change { article.ticket.reload.articles.count }.by(1)
-            .and change { article.ticket.reload.articles.count }.by(1)
 
           expect(Ticket::Article.last.attributes).to include(
             'content_type' => 'text/plain',

spec/jobs/migrate_ldap_samaccountname_to_uid_job_spec.rb

@@ -1,12 +1,14 @@
 require 'rails_helper'
 
-RSpec.describe MigrationJob::LdapSamaccountnameToUid do
+RSpec.describe MigrateLdapSamaccountnameToUidJob, type: :job do
 
   it 'performs no changes if no LDAP config present' do
     allow(Setting).to receive(:set)
     allow(Import::Ldap).to receive(:config).and_return(nil)
 
-    described_class.new.perform
+    described_class.perform_now
+
+    expect(Import::Ldap).to have_received(:config)
     expect(Setting).not_to have_received(:set)
   end
 
@@ -24,8 +26,12 @@ RSpec.describe MigrationJob::LdapSamaccountnameToUid do
 
     allow(::Ldap).to receive(:new)
 
-    described_class.new.perform
+    described_class.perform_now
+
     expect(Setting).not_to have_received(:set)
+    expect(Import::Ldap).to have_received(:config)
+    expect(ldap_user).to have_received(:uid_attribute)
+    expect(::Ldap::User).to have_received(:new)
   end
 
   it 'performs Setting change if uid attribute differ' do
@@ -37,6 +43,7 @@ RSpec.describe MigrationJob::LdapSamaccountnameToUid do
     }
 
     allow(Setting).to receive(:set)
+    allow(Setting).to receive(:set).with('ldap_config', ldap_config_new)
 
     allow(Import::Ldap).to receive(:config).and_return(ldap_config_obsolete)
 
@@ -46,8 +53,9 @@ RSpec.describe MigrationJob::LdapSamaccountnameToUid do
 
     allow(::Ldap).to receive(:new)
 
-    described_class.new.perform
+    described_class.perform_now
 
     expect(Setting).to have_received(:set).with('ldap_config', ldap_config_new)
+    expect(ldap_user).to have_received(:uid_attribute)
   end
 end

spec/models/channel/driver/twitter_spec.rb

@@ -677,7 +677,7 @@ RSpec.describe Channel::Driver::Twitter do
   describe '#send', :use_vcr do
     shared_examples 'for #send' do
       # Channel#deliver takes a hash in the following format
-      # (see Observer::Ticket::Article::CommunicateTwitter::BackgroundJob#perform)
+      # (see CommunicateTwitterJob#perform)
       #
       # Why not just accept the whole article?
       # Presumably so all channels have a consistent interface...
@@ -990,10 +990,7 @@ RSpec.describe Channel::Driver::Twitter do
               # and then manually copied into the existing VCR cassette for this example.
 
               context '…but before the BG job has "synced" article.message_id with tweet.id)' do
-                let(:twitter_job) { Delayed::Job.find_by(handler: <<~YML) }
+                let(:twitter_job) { Delayed::Job.where("handler LIKE '%job_class: CommunicateTwitterJob%#{tweet.id}%'").first }
-                  --- !ruby/object:Observer::Ticket::Article::CommunicateTwitter::BackgroundJob
-                  article_id: #{tweet.id}
-                YML
 
                 around do |example|
                   # Run BG job (Why not use Scheduler.worker?

spec/models/observer/ticket/article/communicate_twitter_spec.rb

@@ -1,27 +1,19 @@
 require 'rails_helper'
 
-RSpec.describe Observer::Ticket::Article::CommunicateTwitter do
+RSpec.describe Observer::Ticket::Article::CommunicateTwitter, performs_jobs: true do
   before { allow(Delayed::Job).to receive(:enqueue).and_call_original }
 
   let(:article) { create(:ticket_article, **(try(:factory_options) || {})) }
 
   shared_examples 'for no-op' do
     it 'is a no-op' do
-      expect(Delayed::Job)
+      expect { article }.not_to have_enqueued_job(CommunicateTwitterJob)
-        .not_to receive(:enqueue)
-        .with(instance_of(Observer::Ticket::Article::CommunicateTwitter::BackgroundJob))
-
-      article
     end
   end
 
   shared_examples 'for success' do
     it 'enqueues the Twitter background job' do
-      expect(Delayed::Job)
+      expect { article }.to have_enqueued_job(CommunicateTwitterJob)
-        .to receive(:enqueue)
-        .with(an_instance_of(Observer::Ticket::Article::CommunicateTwitter::BackgroundJob))
-
-      article
     end
   end