Fixes all of this crap

Author: ajrbyers

templates/books/elements/detail.html

@@ -12,7 +12,7 @@
                     {% if book.doi %}
                         <th>DOI</th>{% endif %}
                     {% if chapters %}
-                        <th>{% if book.category %}{{ book.category.chapter_name_plural|capfirst }}{% else %}Chapter{% endif %}</th>{% endif %}
+                        <th>{% if book.category %}{{ book.category.chapter_name_plural|capfirst }}{% else %}Chapters{% endif %}</th>{% endif %}
                 </tr>
                 <tr>
                     <td>{{ book.date_published }}</td>
@@ -31,9 +31,9 @@
 
     {% if chapters %}
     <li class="accordion-item" data-accordion-item>
-        <a href="#" class="accordion-title">{% if book.category %}{{ book.category.chapter_name_plural|capfirst }}{% else %}Chapter{% endif %}</a>
+        <a href="#" class="accordion-title">{% if book.category %}{{ book.category.chapter_name_plural|capfirst }}{% else %}Chapters{% endif %}</a>
         <div class="accordion-content" data-tab-content>
-            <p>{{ book.full_title }} has the following {% if book.category %}{{ book.category.chapter_name_plural }}{% else %}Chapter{% endif %}:
+            <p>{{ book.full_title }} has the following {% if book.category %}{{ book.category.chapter_name_plural }}{% else %}Chapters{% endif %}:
             <ul>
                 {% for chapter in chapters %}
                     <li><a href="{% url 'book_view_chapter' book.pk chapter.pk %}">{% if chapter.number %}

templates/books/view_chapter.html

@@ -21,7 +21,7 @@
                     <h2>{{ chapter.title }}</h2>
                     <h3><em>{% for contributor in chapter.contributors.all %}{% if not forloop.first and not forloop.last %},
             {% elif forloop.last and not forloop.first %} & {% endif %}{{ contributor }}{% endfor %}</em></h3>
-                    <p>This {{ book.category.chapter_name }} is part of: {{ book.citation|safe }}</p>
+                    <p>This {% if book.category %}{{ book.category.chapter_name }}{% else %}chapter{% endif %} is part of: {{ book.citation|safe }}</p>
                     <a href="{% url 'books_download_chapter' book.pk chapter.pk %}" class="button"><i class="fa fa-download">&nbsp;</i> Download Chapter</a>
                     <table class="table" style="margin-bottom: 0;">
                         <tr>