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[wolnelektury.git] / apps / lesmianator / models.py

diff --git a/apps/lesmianator/models.py b/apps/lesmianator/models.py
index 7fceda2..5db02c2 100644 (file)
--- a/apps/lesmianator/models.py
+++ b/apps/lesmianator/models.py
@@ -9,13 +9,12 @@ from StringIO import StringIO
 
 from django.core.files.base import ContentFile
 from django.db import models
 
 from django.core.files.base import ContentFile
 from django.db import models

-from django.db.models import permalink
+from django.utils.timezone import utc

 from django.utils.translation import ugettext_lazy as _
 from django.core.urlresolvers import reverse
 from django.utils.translation import ugettext_lazy as _
 from django.core.urlresolvers import reverse

-from django.db.models.signals import m2m_changed

 from django.contrib.auth.models import User
 from django.contrib.contenttypes.models import ContentType
 from django.contrib.auth.models import User
 from django.contrib.contenttypes.models import ContentType

-from django.contrib.contenttypes import generic
+from django.contrib.contenttypes.fields import GenericForeignKey

 from django.conf import settings
 
 from jsonfield import JSONField
 from django.conf import settings
 
 from jsonfield import JSONField


@@ -40,7 +39,7 @@ class Poem(models.Model):
 
     def visit(self):
         self.view_count += 1
 
     def visit(self):
         self.view_count += 1

-        self.seen_at = datetime.now()
+        self.seen_at = datetime.utcnow().replace(tzinfo=utc)

         self.save()
 
     def __unicode__(self):
         self.save()
 
     def __unicode__(self):


@@ -104,7 +103,7 @@ class Continuations(models.Model):
     pickle = models.FileField(_('Continuations file'), upload_to='lesmianator')
     content_type = models.ForeignKey(ContentType)
     object_id = models.PositiveIntegerField()
     pickle = models.FileField(_('Continuations file'), upload_to='lesmianator')
     content_type = models.ForeignKey(ContentType)
     object_id = models.PositiveIntegerField()

-    content_object = generic.GenericForeignKey('content_type', 'object_id')
+    content_object = GenericForeignKey('content_type', 'object_id')

 
     class Meta:
         unique_together = (('content_type', 'object_id'), )
 
     class Meta:
         unique_together = (('content_type', 'object_id'), )


@@ -137,19 +136,13 @@ class Continuations(models.Model):
             mydict[letter] += 1
             last_word = last_word[-length+1:] + letter
         # add children
             mydict[letter] += 1
             last_word = last_word[-length+1:] + letter
         # add children

-        return reduce(cls.join_conts, 
+        return reduce(cls.join_conts,

                       (cls.get(child) for child in book.children.all().iterator()),
                       conts)
 
     @classmethod
     def for_set(cls, tag):
                       (cls.get(child) for child in book.children.all().iterator()),
                       conts)
 
     @classmethod
     def for_set(cls, tag):

-        # book contains its descendants, we don't want them twice
-        books = Book.tagged.with_any((tag,))
-        l_tags = Tag.objects.filter(category='book', slug__in=[book.book_tag_slug() for book in books.iterator()])
-        descendants_keys = [book.pk for book in Book.tagged.with_any(l_tags).iterator()]
-        if descendants_keys:
-            books = books.exclude(pk__in=descendants_keys)
-
+        books = Book.tagged_top_level([tag])

         cont_tabs = (cls.get(b) for b in books.iterator())
         return reduce(cls.join_conts, cont_tabs)
 
         cont_tabs = (cls.get(b) for b in books.iterator())
         return reduce(cls.join_conts, cont_tabs)
 


@@ -175,7 +168,7 @@ class Continuations(models.Model):
             elif isinstance(sth, Tag):
                 conts = cls.for_set(sth)
             else:
             elif isinstance(sth, Tag):
                 conts = cls.for_set(sth)
             else:

-                raise NotImplemented('Lesmianator continuations: only Book and Tag supported')
+                raise NotImplementedError('Lesmianator continuations: only Book and Tag supported')

 
             c, created = cls.objects.get_or_create(content_type=object_type, object_id=sth.id)
             c.pickle.save(sth.slug+'.p', ContentFile(cPickle.dumps((should_keys, conts))))
 
             c, created = cls.objects.get_or_create(content_type=object_type, object_id=sth.id)
             c.pickle.save(sth.slug+'.p', ContentFile(cPickle.dumps((should_keys, conts))))