{% for key, value in { book_language_header: book.language, book_edition_header: book.edition, book_publisher_header: book.publisher, book_publication_loc_header: book.publicationLoc, book_publication_year_header: book.publicationYear, book_isbn_header: book.isbn, book_issn_header: book.issn, book_placement_header: book.placement, } %} {% if value is not null %} {% endif %} {% endfor %}

{% trans %}book_id_header{% endtrans %}	{{ book.id }}
{% trans %}book_title_header{% endtrans %}	{{ book.title }}
{% trans %}book_author_header{% endtrans %}	{{ book.author }}
{{ key|trans }}	{{ value }}
{% trans %}book_last_seen_header{% endtrans %}	{% if book.lastSeen %}{{ book.lastSeen|date('Y-m-d H:i') }}{% else %}{% trans %}book_last_seen_never{% endtrans %}{% endif %}