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8dcbd66de6
* Initial work on #13427 * Clarify documentation * Reference public models registry when populating models for ConfigTemplate context
61 lines
1.5 KiB
Python
61 lines
1.5 KiB
Python
import uuid
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from django.contrib.contenttypes.models import ContentType
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from django.db import models
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from django.utils.translation import gettext_lazy as _
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from utilities.fields import RestrictedGenericForeignKey
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from ..fields import CachedValueField
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__all__ = (
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'CachedValue',
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)
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class CachedValue(models.Model):
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id = models.UUIDField(
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primary_key=True,
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default=uuid.uuid4,
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editable=False
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)
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timestamp = models.DateTimeField(
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verbose_name=_('timestamp'),
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auto_now_add=True,
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editable=False
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)
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object_type = models.ForeignKey(
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to=ContentType,
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on_delete=models.CASCADE,
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related_name='+'
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)
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object_id = models.PositiveBigIntegerField()
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object = RestrictedGenericForeignKey(
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ct_field='object_type',
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fk_field='object_id'
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)
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field = models.CharField(
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verbose_name=_('field'),
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max_length=200
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)
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type = models.CharField(
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verbose_name=_('type'),
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max_length=30
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)
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value = CachedValueField(
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verbose_name=_('value'),
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)
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weight = models.PositiveSmallIntegerField(
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verbose_name=_('weight'),
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default=1000
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)
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_netbox_private = True
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class Meta:
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ordering = ('weight', 'object_type', 'value', 'object_id')
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verbose_name = _('cached value')
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verbose_name_plural = _('cached values')
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def __str__(self):
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return f'{self.object_type} {self.object_id}: {self.field}={self.value}'
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