35 lines
1.1 KiB
Python
35 lines
1.1 KiB
Python
from django.db import models
|
|
from mptt.models import MPTTModel, TreeForeignKey
|
|
from abschnitte.models import Textabschnitt
|
|
|
|
# Create your models here.
|
|
class Referenz(MPTTModel):
|
|
id = models.AutoField(primary_key=True)
|
|
name_nummer = models.CharField(max_length=100)
|
|
name_text=models.CharField(max_length=255, blank=True)
|
|
oberreferenz = TreeForeignKey(
|
|
'self', null=True, blank=True, on_delete=models.SET_NULL, related_name='unterreferenzen'
|
|
)
|
|
url = models.URLField(blank=True)
|
|
|
|
def Path(self):
|
|
Temp = " → ".join([str(x) for x in self.get_ancestors(include_self=True)])+(" (%s)"%self.name_text if self.name_text else "")
|
|
return Temp
|
|
|
|
class MPTTMeta:
|
|
parent_attr = 'oberreferenz' # optional, but safe
|
|
order_insertion_by = ['name_nummer']
|
|
|
|
def __str__(self):
|
|
return self.name_nummer
|
|
|
|
class Meta:
|
|
verbose_name_plural="Referenzen"
|
|
|
|
class Referenzerklaerung (Textabschnitt):
|
|
erklaerung = models.ForeignKey(Referenz,on_delete=models.CASCADE)
|
|
|
|
class Meta:
|
|
verbose_name="Erklärung"
|
|
verbose_name_plural="Erklärungen"
|