type: used to differentiate html id fields when multiple types of posting are available for a book (options: comment, quotation, review, direct, reply)
book: the Edition object related to the status
reply_parent: if applicable, the Status object that this post is in reply to
mention: a user who is @ mentioned by default in the post
draft: an existing Status object that is providing default values for input fields
{% endcomment %}
<textarea
name="content"
class="textarea"
id="id_content_{{ type }}_{{ book.id }}{{ reply_parent.id }}"
placeholder="{{ placeholder }}"
aria-label="{% if reply_parent %}{% trans 'Reply' %}{% else %}{% trans 'Content' %}{% endif %}"