http://docs.djangoproject.com/en/dev/ref/models/fields/#foreignkey
class Section(Model):
...
parent = models.ForeignKey('self')
plus some code to build the string representing the path.
On Apr 21, 1:30 pm, Oleg Oltar <oltarase...@gmail.com> wrote:
> Hi!
> I am writing an application - a kind of article manager. I defined my model
> this way:
>
> class Section(models.Model):
> #id = models.IntegerField(unique=True)
>
> section = models.CharField(max_length=200, unique=True)
> name = models.CharField(max_length=200, blank = True)
>
> def __unicode__(self):
> return u"%s" %(self.section)
>
> class Article (models.Model):
> # Tiny url
> url = models.CharField(max_length = 30, unique=True)
> is_published = models.BooleanField()
> author = models.CharField(max_length = 150)
> title = models.CharField(max_length = 200)
> short_description = models.TextField(max_length = 600)
> body = tinymce_models.HTMLField()
> #body = models.TextField(max_length = 10000)
> pub_date = models.DateTimeField('date_published')
> # Image fields
> main_image = models.ImageField(upload_to="upload", blank=True)
> image_description = models.CharField(max_length = 100,
> help_text= u"Строка описания
> картинки: 8-10 слов")
>
> section = models.ForeignKey(Section)
> # SEO
> seo_description = models.TextField(max_length = 300)
> seo_keywords = models.CharField(max_length = 100)
> #comment = models.ForeignKey(Comment)
>
> def get_absolute_url(self):
> return "/article/%s/" % self.url
>
> def __unicode__(self):
> return u"Article: %s" %(self.title)
>
> It allows me to assign articles to different sections.
>
> But now I need to define subsections. How can I do it?
>
> Thanks,
> Oleg
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