kopia lustrzana https://gitlab.com/marnanel/chapeau
55 wiersze
1.1 KiB
Python
55 wiersze
1.1 KiB
Python
from django.db import models
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import datetime
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import json
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#######################
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DEFAULT_LIFETIME = 14*24*60*60
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#######################
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def cache_expiry_time():
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return datetime.datetime.now()+datetime.timedelta(seconds=DEFAULT_LIFETIME)
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#######################
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class Cache(models.Model):
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url = models.URLField(
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max_length=255,
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primary_key=True,
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)
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f_type = models.CharField(
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max_length=255,
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blank=True,
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)
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value = models.TextField(
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max_length=1024*1024,
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blank=True,
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)
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stale_date = models.URLField(
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blank=True,
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default=cache_expiry_time,
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)
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@property
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def fields(self):
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return json.loads(self.value)
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@fields.setter
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def fields(self, value):
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self.value = json.dumps(value)
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def __getattr__(self, fieldname):
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if fieldname not in self.fields:
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raise ValueError('Field {} doesn\'t exist. Only: {}'.format(
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fieldname,
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' '.join(sorted(self.fields.keys())),
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))
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return self.fields[fieldname]
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