X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/6d42bc478e3d1bd90eb294464748c21e4de0fc63..48a6d2ddc3e5ce215beddd6369f01598651ad216:/src/api/models.py?ds=sidebyside

diff --git a/src/api/models.py b/src/api/models.py
index e72aaff20..04d08e96d 100644
--- a/src/api/models.py
+++ b/src/api/models.py
@@ -1,19 +1,18 @@
-# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
-# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+# This file is part of Wolne Lektury, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Wolne Lektury. See NOTICE for more information.
 #
 from django.conf import settings
 from django.contrib.auth.models import User
 from django.contrib.contenttypes.models import ContentType
 from django.db import models
 from django.db.models.signals import pre_delete
-from django.utils.translation import ugettext_lazy as _
 
 from catalogue.models import Book, Tag
 
 
 class Deleted(models.Model):
     object_id = models.IntegerField()
-    slug = models.SlugField(_('slug'), max_length=120, blank=True, db_index=True)
+    slug = models.SlugField('slug', max_length=120, blank=True, db_index=True)
     content_type = models.ForeignKey(ContentType, models.CASCADE)
     category = models.CharField(max_length=64, null=True, blank=True, db_index=True)
     created_at = models.DateTimeField(editable=False, db_index=True)
@@ -30,14 +29,17 @@ def _pre_delete_handler(sender, instance, **kwargs):
         if sender == Tag:
             if instance.category in ('book', 'set'):
                 return
-            else:
-                category = instance.category
+            category = instance.category
         else:
             category = None
         content_type = ContentType.objects.get_for_model(sender)
         Deleted.objects.create(
-            content_type=content_type, object_id=instance.id, created_at=instance.created_at, category=category,
-            slug=instance.slug)
+            content_type=content_type,
+            object_id=instance.id,
+            created_at=instance.created_at,
+            category=category,
+            slug=instance.slug
+        )
 pre_delete.connect(_pre_delete_handler)
 
 
@@ -47,6 +49,9 @@ class BookUserData(models.Model):
     complete = models.BooleanField(default=False)
     last_changed = models.DateTimeField(auto_now=True)
 
+    class Meta:
+        unique_together = [('user', 'book')]
+
     @property
     def state(self):
         return 'complete' if self.complete else 'reading'
@@ -57,7 +62,6 @@ class BookUserData(models.Model):
         instance.complete = state == 'complete'
         instance.save()
         return instance
-from django.conf import settings
 
 
 KEY_SIZE = 18
@@ -85,7 +89,10 @@ class Consumer(models.Model):
     key = models.CharField(max_length=KEY_SIZE)
     secret = models.CharField(max_length=SECRET_SIZE)
     status = models.CharField(max_length=16, choices=CONSUMER_STATES, default='pending')
-    user = models.ForeignKey(settings.AUTH_USER_MODEL, models.CASCADE, null=True, blank=True, related_name='consumers')
+    user = models.ForeignKey(
+        settings.AUTH_USER_MODEL, models.CASCADE,
+        null=True, blank=True, related_name='consumers'
+    )
 
     def __str__(self):
         return "Consumer %s with key %s" % (self.name, self.key)
@@ -101,7 +108,10 @@ class Token(models.Model):
     token_type = models.IntegerField(choices=TOKEN_TYPES)
     timestamp = models.IntegerField()
     is_approved = models.BooleanField(default=False)
-    user = models.ForeignKey(settings.AUTH_USER_MODEL, models.CASCADE, null=True, blank=True, related_name='tokens')
+    user = models.ForeignKey(
+        settings.AUTH_USER_MODEL, models.CASCADE,
+        null=True, blank=True, related_name='tokens'
+    )
     consumer = models.ForeignKey(Consumer, models.CASCADE)
 
     def __str__(self):