+ ctx = {
+ 'last_published': Book.objects.exclude(cover_thumb='').filter(findable=True, parent=None).order_by('-created_at')[:6],
+ 'theme_books': [],
+ }
+
+ # FIXME: find this theme and books properly.
+ if Fragment.objects.exists():
+ while True:
+ ctx['theme'] = Tag.objects.filter(category='theme').order_by('?')[:1][0]
+ tf = Fragment.tagged.with_any([ctx['theme']]).select_related('book').filter(book__findable=True).order_by('?')[:100]
+ if not tf:
+ continue
+ ctx['theme_fragment'] = tf[0]
+ for f in tf:
+ if f.book not in ctx['theme_books']:
+ ctx['theme_books'].append(f.book)
+ if len(ctx['theme_books']) == 3:
+ break
+ break
+
+ # Choose a collection for main.
+ try:
+ ctx['collection'] = Collection.objects.filter(listed=True).order_by('?')[:1][0]
+ except IndexError:
+ pass
+
+ best = []
+ best_places = 5
+ for recommended in Collection.objects.filter(listed=True, role='recommend').order_by('?'):
+ books = list(recommended.get_books().exclude(id__in=[b.id for b in best]).order_by('?')[:best_places])
+ best.extend(books)
+ best_places -= len(books)
+ if not best_places:
+ break
+ if best_places:
+ best.extend(
+ list(
+ Book.objects.filter(findable=True).exclude(id__in=[b.id for b in best]).order_by('?')[:best_places]
+ )
+ )
+ ctx['best'] = best