X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/327e9cecd8cd2a8795a874dcb4e88a50d7c972fe..fb08d6c6a6dca486303ca69b5c47dd29e548fd11:/src/catalogue/views.py

diff --git a/src/catalogue/views.py b/src/catalogue/views.py
index 503b6f533..fd98dee23 100644
--- a/src/catalogue/views.py
+++ b/src/catalogue/views.py
@@ -794,3 +794,8 @@ def ridero_cover(request, slug):
     response = HttpResponse(content_type="image/png")
     cover.save(response)
     return response
+
+
+def get_isbn(request, book_format, slug):
+    book = Book.objects.get(slug=slug)
+    return HttpResponse(book.extra_info.get('isbn_%s' % book_format))