41 lines
1.3 KiB
Python
41 lines
1.3 KiB
Python
# -*- coding: utf-8 -*-
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from __future__ import unicode_literals
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from django.conf import settings
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from django.db import models
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from django.utils import timezone
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from . import get_ghost_user, get_system_user
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def get_system_user_id():
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return get_system_user().id
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class EventChange(models.Model):
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UPDATE = 'update'
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RAISE_FLAG = 'set_flag'
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LOWER_FLAG = 'unset_flag'
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OPERATION_CHOICES = (
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(UPDATE, 'Update'),
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(RAISE_FLAG, 'Raise Flag'),
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(LOWER_FLAG, 'Lower Flag'),
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)
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event = models.ForeignKey('dav_events.Event', related_name='changes', on_delete=models.CASCADE)
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timestamp = models.DateTimeField(default=timezone.now)
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user = models.ForeignKey(settings.AUTH_USER_MODEL,
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default=get_system_user_id,
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on_delete=models.SET(get_ghost_user),
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related_name='+')
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operation = models.CharField(max_length=20, choices=OPERATION_CHOICES)
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content = models.TextField()
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class Meta:
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ordering = ['event', 'timestamp']
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def __str__(self):
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s = '{timestamp} - {user} - {operation}'
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return s.format(operation=self.operation, timestamp=self.timestamp.strftime('%d.%m.%Y %H:%M:%S %Z'),
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user=self.user)
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