don't assume that aktywnosc/opis is non-empty

[redakcja.git] / apps / catalogue / ebook_utils.py

diff --git a/apps/catalogue/ebook_utils.py b/apps/catalogue/ebook_utils.py
index 5961b63..d9c9922 100644 (file)
--- a/apps/catalogue/ebook_utils.py
+++ b/apps/catalogue/ebook_utils.py
@@ -1,4 +1,5 @@
 # -*- coding: utf-8 -*-
+from StringIO import StringIO
 from catalogue.models import Book
 from librarian import DocProvider
 from django.http import HttpResponse
@@ -7,8 +8,13 @@ from django.http import HttpResponse
 class RedakcjaDocProvider(DocProvider):
     """Used for getting books' children."""
 
+    def __init__(self, publishable):
+        self.publishable = publishable
+
     def by_slug(self, slug):
-        return Book.objects.get(dc_slug=slug).xml_file
+        return StringIO(Book.objects.get(dc_slug=slug
+                    ).materialize(publishable=self.publishable
+                    ).encode('utf-8'))
 
 
 def serve_file(file_path, name, mime_type):