Add custom additonal email text to all emailsce-4474-custom-additional-text-in-confirmation-email

Fix https://gitlab.com/gitlab-org/gitlab-ee/issues/4474

Conflicts:
	db/schema.rb
	ee/app/controllers/ee/admin/application_settings_controller.rb
	ee/app/helpers/ee/application_settings_helper.rb
	ee/app/models/ee/application_setting.rb
	ee/app/models/license.rb
	ee/app/views/layouts/service_desk.html.haml
	ee/app/views/notify/approved_merge_request_email.html.haml
	ee/app/views/notify/service_desk_new_note_email.text.erb
	ee/app/views/notify/service_desk_thank_you_email.text.erb
	ee/app/views/notify/unapproved_merge_request_email.html.haml
	ee/lib/ee/api/entities.rb
	ee/spec/controllers/admin/application_settings_controller_spec.rb
	ee/spec/models/application_setting_spec.rb
	ee/spec/requests/api/settings_spec.rb
	lib/api/settings.rb
	spec/mailers/previews/notify_preview.rb

3 files changed, 83 insertions, 10 deletions

diff --git a/spec/mailers/previews/email_rejection_mailer_preview.rb b/spec/mailers/previews/email_rejection_mailer_preview.rb
new file mode 100644
index 00000000000..639e8471232
--- /dev/null
+++ b/spec/mailers/previews/email_rejection_mailer_preview.rb
@@ -0,0 +1,5 @@
+class EmailRejectionMailerPreview < ActionMailer::Preview
+  def rejection
+    EmailRejectionMailer.rejection("some rejection reason", "From: someone@example.com\nraw email here").message
+  end
+end
diff --git a/spec/mailers/previews/notify_preview.rb b/spec/mailers/previews/notify_preview.rb
index 43c3c89f140..e32fd0bd120 100644
--- a/spec/mailers/previews/notify_preview.rb
+++ b/spec/mailers/previews/notify_preview.rb
@@ -58,16 +58,89 @@ class NotifyPreview < ActionMailer::Preview
     end
   end
 
+  def closed_issue_email
+    Notify.closed_issue_email(user.id, issue.id, user.id).message
+  end
+
+  def issue_status_changed_email
+    Notify.issue_status_changed_email(user.id, issue.id, 'closed', user.id).message
+  end
+
+  def closed_merge_request_email
+    Notify.closed_merge_request_email(user.id, issue.id, user.id).message
+  end
+
+  def merge_request_status_email
+    Notify.merge_request_status_email(user.id, merge_request.id, 'closed', user.id).message
+  end
+
+  def merged_merge_request_email
+    Notify.merged_merge_request_email(user.id, merge_request.id, user.id).message
+  end
+
+  def member_access_denied_email
+    Notify.member_access_denied_email('project', project.id, user.id).message
+  end
+
+  def member_access_granted_email
+    Notify.member_access_granted_email('project', user.id).message
+  end
+
+  def member_access_requested_email
+    Notify.member_access_requested_email('group', user.id, 'some@example.com').message
+  end
+
+  def member_invite_accepted_email
+    Notify.member_invite_accepted_email('project', user.id).message
+  end
+
+  def member_invite_declined_email
+    Notify.member_invite_declined_email(
+      'project',
+      project.id,
+      'invite@example.com',
+      user.id
+    ).message
+  end
+
+  def member_invited_email
+    Notify.member_invited_email('project', user.id, '1234').message
+  end
+
+  def pages_domain_enabled_email
+    cleanup do
+      pages_domain = PagesDomain.new(domain: 'my.example.com', project: project, verified_at: Time.now, enabled_until: 1.week.from_now)
+
+      Notify.pages_domain_enabled_email(pages_domain, user).message
+    end
+  end
+
+  def pipeline_success_email
+    Notify.pipeline_success_email(pipeline, pipeline.user.try(:email))
+  end
+
+  def pipeline_failed_email
+    Notify.pipeline_failed_email(pipeline, pipeline.user.try(:email))
+  end
+
   private
 
   def project
     @project ||= Project.find_by_full_path('gitlab-org/gitlab-test')
   end
 
+  def issue
+    @merge_request ||= project.issues.first
+  end
+
   def merge_request
     @merge_request ||= project.merge_requests.first
   end
 
+  def pipeline
+    @pipeline = Ci::Pipeline.last
+  end
+
   def user
     @user ||= User.last
   end
@@ -94,14 +167,4 @@ class NotifyPreview < ActionMailer::Preview
 
     email
   end
-
-  def pipeline_success_email
-    pipeline = Ci::Pipeline.last
-    Notify.pipeline_success_email(pipeline, pipeline.user.try(:email))
-  end
-
-  def pipeline_failed_email
-    pipeline = Ci::Pipeline.last
-    Notify.pipeline_failed_email(pipeline, pipeline.user.try(:email))
-  end
 end
diff --git a/spec/mailers/previews/repository_check_mailer_preview.rb b/spec/mailers/previews/repository_check_mailer_preview.rb
new file mode 100644
index 00000000000..19d4eab1805
--- /dev/null
+++ b/spec/mailers/previews/repository_check_mailer_preview.rb
@@ -0,0 +1,5 @@
+class RepositoryCheckMailerPreview < ActionMailer::Preview
+  def notify
+    RepositoryCheckMailer.notify(3).message
+  end
+end