- {% for first_letter, group in books_by_first_letter.items %}
- <div class="group">
- <h2>{{ first_letter }}</h2>
- <ol>
- {% for book in group %}
- <li><a href="{{ book.get_absolute_url }}">{{ book.title }}</a></li>
- {% endfor %}
- </ol>
- </div>
+ {% book_tree orphans books_by_parent %}
+ {% for author, group in books_by_author.items %}
+ {% if group %}
+ <div class="group">
+ <h2><a href="{{ author.get_absolute_url }}">{{ author }}</a></h2>
+ {% book_tree group books_by_parent %}
+ </div>
+ {% endif %}