app/views/record_mailer/email_record.text.erb
Penn State University Libraries record(s):
<% @documents.each do |document| %>
<%= document.to_email_text %>
<%= t('blacklight.email.text.url', :url =>polymorphic_url(document, @url_gen_params)) %>
<% end %>
<%= t('blacklight.email.text.message', :message => @message) %>