Experimental book page layout.

[wolnelektury.git] / src / catalogue / templatetags / catalogue_tags.py

diff --git a/src/catalogue/templatetags/catalogue_tags.py b/src/catalogue/templatetags/catalogue_tags.py
index 1a3e0aa..8915807 100644 (file)
--- a/src/catalogue/templatetags/catalogue_tags.py
+++ b/src/catalogue/templatetags/catalogue_tags.py
@@ -400,6 +400,18 @@ def related_books(context, instance, limit=6, random=1, taken=0):
     }
 
 
+@register.simple_tag
+def related_books_2021(instance, limit=4, taken=0):
+    limit -= taken
+    max_books = limit
+
+    books_qs = Book.objects.filter(findable=True)
+    books_qs = books_qs.exclude(common_slug=instance.common_slug).exclude(ancestor=instance)
+    books = Book.tagged.related_to(instance, books_qs)[:max_books]
+
+    return books
+    
+
 @register.simple_tag
 def download_audio(book, daisy=True, mp3=True):
     links = []