Add ability to email announcements to all users (#33928)

app/controllers/admin/announcements/distributions_controller.rb

@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+class Admin::Announcements::DistributionsController < Admin::BaseController
+  before_action :set_announcement
+
+  def create
+    authorize @announcement, :distribute?
+    @announcement.touch(:notification_sent_at)
+    Admin::DistributeAnnouncementNotificationWorker.perform_async(@announcement.id)
+    redirect_to admin_announcements_path
+  end
+
+  private
+
+  def set_announcement
+    @announcement = Announcement.find(params[:announcement_id])
+  end
+end

app/controllers/admin/announcements/previews_controller.rb

@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+class Admin::Announcements::PreviewsController < Admin::BaseController
+  before_action :set_announcement
+
+  def show
+    authorize @announcement, :distribute?
+    @user_count = @announcement.scope_for_notification.count
+  end
+
+  private
+
+  def set_announcement
+    @announcement = Announcement.find(params[:announcement_id])
+  end
+end

app/controllers/admin/announcements/tests_controller.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class Admin::Announcements::TestsController < Admin::BaseController
+  before_action :set_announcement
+
+  def create
+    authorize @announcement, :distribute?
+    UserMailer.announcement_published(current_user, @announcement).deliver_later!
+    redirect_to admin_announcements_path
+  end
+
+  private
+
+  def set_announcement
+    @announcement = Announcement.find(params[:announcement_id])
+  end
+end

app/mailers/user_mailer.rb

@@ -219,6 +219,15 @@ class UserMailer < Devise::Mailer
     end
   end
 
+  def announcement_published(user, announcement)
+    @resource = user
+    @announcement = announcement
+
+    I18n.with_locale(locale) do
+      mail subject: default_i18n_subject
+    end
+  end
+
   private
 
   def default_devise_subject

app/models/announcement.rb

@@ -4,17 +4,18 @@
 #
 # Table name: announcements
 #
-#  id           :bigint(8)        not null, primary key
-#  text         :text             default(""), not null
-#  published    :boolean          default(FALSE), not null
-#  all_day      :boolean          default(FALSE), not null
-#  scheduled_at :datetime
-#  starts_at    :datetime
-#  ends_at      :datetime
-#  created_at   :datetime         not null
-#  updated_at   :datetime         not null
-#  published_at :datetime
-#  status_ids   :bigint(8)        is an Array
+#  id                   :bigint(8)        not null, primary key
+#  all_day              :boolean          default(FALSE), not null
+#  ends_at              :datetime
+#  notification_sent_at :datetime
+#  published            :boolean          default(FALSE), not null
+#  published_at         :datetime
+#  scheduled_at         :datetime
+#  starts_at            :datetime
+#  status_ids           :bigint(8)        is an Array
+#  text                 :text             default(""), not null
+#  created_at           :datetime         not null
+#  updated_at           :datetime         not null
 #
 
 class Announcement < ApplicationRecord
@@ -54,6 +55,10 @@ class Announcement < ApplicationRecord
     update!(published: false, scheduled_at: nil)
   end
 
+  def notification_sent?
+    notification_sent_at.present?
+  end
+
   def mentions
     @mentions ||= Account.from_text(text)
   end
@@ -86,6 +91,10 @@ class Announcement < ApplicationRecord
     end
   end
 
+  def scope_for_notification
+    User.confirmed.joins(:account).merge(Account.without_suspended)
+  end
+
   private
 
   def grouped_ordered_announcement_reactions

app/policies/announcement_policy.rb

@@ -16,4 +16,8 @@ class AnnouncementPolicy < ApplicationPolicy
   def destroy?
     role.can?(:manage_announcements)
   end
+
+  def distribute?
+    record.published? && !record.notification_sent? && role.can?(:manage_settings)
+  end
 end

app/views/admin/announcements/_announcement.html.haml

@@ -10,6 +10,8 @@
         = l(announcement.created_at)
 
     %div
+      - if can?(:distribute, announcement)
+        = table_link_to 'mail', t('admin.terms_of_service.notify_users'), admin_announcement_preview_path(announcement)
       - if can?(:update, announcement)
         - if announcement.published?
           = table_link_to 'toggle_off', t('admin.announcements.unpublish'), unpublish_admin_announcement_path(announcement), method: :post, data: { confirm: t('admin.accounts.are_you_sure') }

app/views/admin/announcements/previews/show.html.haml

@@ -0,0 +1,20 @@
+- content_for :page_title do
+  = t('admin.announcements.preview.title')
+
+- content_for :heading_actions do
+  .back-link
+    = link_to admin_announcements_path do
+      = material_symbol 'chevron_left'
+      = t('admin.announcements.back')
+
+%p.lead
+  = t('admin.announcements.preview.explanation_html', count: @user_count, display_count: number_with_delimiter(@user_count))
+
+.prose
+  = linkify(@announcement.text)
+
+%hr.spacer/
+
+.content__heading__actions
+  = link_to t('admin.terms_of_service.preview.send_preview', email: current_user.email), admin_announcement_test_path(@announcement), method: :post, class: 'button button-secondary'
+  = link_to t('admin.terms_of_service.preview.send_to_all', count: @user_count, display_count: number_with_delimiter(@user_count)), admin_announcement_distribution_path(@announcement), method: :post, class: 'button', data: { confirm: t('admin.reports.are_you_sure') }

app/views/user_mailer/announcement_published.html.haml

@@ -0,0 +1,12 @@
+= content_for :heading do
+  = render 'application/mailer/heading',
+           image_url: frontend_asset_url('images/mailer-new/heading/user.png'),
+           title: t('user_mailer.announcement_published.title', domain: site_hostname)
+%table.email-w-full{ cellspacing: 0, cellpadding: 0, border: 0, role: 'presentation' }
+  %tr
+    %td.email-body-padding-td
+      %table.email-inner-card-table{ cellspacing: 0, cellpadding: 0, border: 0, role: 'presentation' }
+        %tr
+          %td.email-inner-card-td.email-prose
+            %p= t('user_mailer.announcement_published.description', domain: site_hostname)
+            = linkify(@announcement.text)

app/views/user_mailer/announcement_published.text.erb

@@ -0,0 +1,7 @@
+<%= t('user_mailer.announcement_published.title') %>
+
+===
+
+<%= t('user_mailer.announcement_published.description', domain: site_hostname) %>
+
+<%= @announcement.text %>

app/workers/admin/distribute_announcement_notification_worker.rb

@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class Admin::DistributeAnnouncementNotificationWorker
+  include Sidekiq::Worker
+
+  def perform(announcement_id)
+    announcement = Announcement.find(announcement_id)
+
+    announcement.scope_for_notification.find_each do |user|
+      UserMailer.announcement_published(user, announcement).deliver_later!
+    end
+  rescue ActiveRecord::RecordNotFound
+    true
+  end
+end