app/mailers/submission_confirmation.rb
class SubmissionConfirmation < ApplicationMailer
# Subject can be set in your I18n file at config/locales/en.yml
# with the following lookup:
#
# en.submission_confirmation.confirm.subject
#
def confirm(work)
@work = work
mail to: @work.owner.email, subject: "[EMUFest #{@work.edition.year}] submission confirmation"
end
end