X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/b7d5131321533374cdcb85542ef4dcb53269863d..263e2a71c685149e406d7bee1de93b362970a88f:/apps/catalogue/models.py

diff --git a/apps/catalogue/models.py b/apps/catalogue/models.py
index 58025fabd..ac9a14cb1 100644
--- a/apps/catalogue/models.py
+++ b/apps/catalogue/models.py
@@ -1,4 +1,7 @@
 # -*- coding: utf-8 -*-
+# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+#
 from django.db import models
 from django.db.models import permalink, Q
 from django.utils.translation import ugettext_lazy as _
@@ -108,7 +111,6 @@ class Book(models.Model):
     objects = models.Manager()
     tagged = managers.ModelTaggedItemManager(Tag)
     tags = managers.TagDescriptor(Tag)
-
     
     @property
     def name(self):
@@ -139,15 +141,24 @@ class Book(models.Model):
             
             self._short_html = unicode(render_to_string('catalogue/book_short.html',
                 {'book': self, 'tags': tags, 'formats': formats}))
-            self.save()
+            self.save(reset_short_html=False)
             return mark_safe(self._short_html)
     
-    def save(self, force_insert=False, force_update=False):
+    def save(self, force_insert=False, force_update=False, reset_short_html=True):
+        if reset_short_html:
+            # Reset _short_html during save
+            self._short_html = ''
+        
+        book = super(Book, self).save(force_insert, force_update)
+        
         if self.mp3_file:
+            print self.mp3_file, self.mp3_file.path
             extra_info = self.get_extra_info_value()
             extra_info.update(self.get_mp3_info())
             self.set_extra_info_value(extra_info)
-        return super(Book, self).save(force_insert, force_update)
+            book = super(Book, self).save(force_insert, force_update)
+        
+        return book
     
     def get_mp3_info(self):
         """Retrieves artist and director names from audio ID3 tags."""
@@ -231,11 +242,14 @@ class Book(models.Model):
         if hasattr(book_info, 'parts'):
             for n, part_url in enumerate(book_info.parts):
                 base, slug = part_url.rsplit('/', 1)
-                child_book = Book.objects.get(slug=slug)
-                child_book.parent = book
-                child_book.parent_number = n
-                child_book.save()
-
+                try:
+                    child_book = Book.objects.get(slug=slug)
+                    child_book.parent = book
+                    child_book.parent_number = n
+                    child_book.save()
+                except Book.DoesNotExist, e:
+                    raise Book.DoesNotExist(u'Book with slug = "%s" does not exist.' % slug)
+        
         book_descendants = list(book.children.all())
         while len(book_descendants) > 0:
             child_book = book_descendants.pop(0)