gitlab-org--gitlab-foss/lib/email_template_interceptor.rb

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# Read about interceptors in http://guides.rubyonrails.org/action_mailer_basics.html#intercepting-emails
class EmailTemplateInterceptor
include Gitlab::CurrentSettings
def self.delivering_email(message)
# Remove HTML part if HTML emails are disabled.
unless current_application_settings.html_emails_enabled
message.part.delete_if do |part|
part.content_type.try(:start_with?, 'text/html')
end
end
end
end