-# -*- 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.
#
import urllib
from django.conf import settings
from django.db import connection, models, transaction
-from django.db.models import permalink
import django.dispatch
from django.contrib.contenttypes.fields import GenericRelation
-from django.core.urlresolvers import reverse
+from django.urls import reverse
from django.utils.translation import ugettext_lazy as _, get_language
from django.utils.deconstruct import deconstructible
import jsonfield
ebook_formats = constants.EBOOK_FORMATS
formats = ebook_formats + ['html', 'xml']
- parent = models.ForeignKey('self', blank=True, null=True, related_name='children')
+ parent = models.ForeignKey('self', models.CASCADE, blank=True, null=True, related_name='children')
ancestor = models.ManyToManyField('self', blank=True, editable=False, related_name='descendant', symmetrical=False)
cached_author = models.CharField(blank=True, max_length=240, db_index=True)
return ret
- @permalink
def get_absolute_url(self):
- return 'book_detail', [self.slug]
+ return reverse('book_detail', args=[self.slug])
def gallery_path(self):
return gallery_path(self.slug)
class BookPopularity(models.Model):
- book = models.OneToOneField(Book, related_name='popularity')
+ book = models.OneToOneField(Book, models.CASCADE, related_name='popularity')
count = models.IntegerField(default=0, db_index=True)