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modified Category model to work with django-mptt 0.4

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Josh Ourisman 2010-10-23 20:31:17 -04:00
parent 66b634505b
commit 04da4c0bdd
1 changed files with 5 additions and 7 deletions
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12
categories/models.py
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@ -7,11 +7,11 @@ from django.contrib.contenttypes.models import ContentType
from django.contrib.contenttypes import generic
from django.utils.translation import ugettext as _
import mptt
from mptt.models import MPTTModel
from settings import RELATION_MODELS, RELATIONS
class Category(models.Model):
class Category(MPTTModel):
parent = models.ForeignKey('self',
blank=True,
null=True,
@ -45,18 +45,16 @@ class Category(models.Model):
ancestors = list(self.get_ancestors()) + [self,]
return prefix + '/'.join([force_unicode(i.slug) for i in ancestors]) + '/'
class Meta:
class MPTTMeta:
verbose_name_plural = 'categories'
unique_together = ('parent', 'name')
ordering = ('tree_id','lft')
ordering = ('tree_id', 'lft')
order_insertion_by = 'name'
def __unicode__(self):
ancestors = self.get_ancestors()
return ' > '.join([force_unicode(i.name) for i in ancestors]+[self.name,])
try: mptt.register(Category, order_insertion_by=['name'])
except: pass
if RELATION_MODELS:
category_relation_limits = reduce(lambda x,y: x|y, RELATIONS)
class CategoryRelationManager(models.Manager):