+ }
+
+
+@register.inclusion_tag('social/shelf_tags.html', takes_context=True)
+def shelf_tags(context, book):
+ user = context['request'].user
+ if not user.is_authenticated():
+ tags = []
+ else:
+ tags = book.tags.filter(category='set', user=user).exclude(name='')
+ return {'tags': tags}