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git-svn-id: http://code.djangoproject.com/svn/django/trunk@14145 bcc190cf-cafb-0310-a4f2-bffc1f526a37
33 lines
909 B
Python
33 lines
909 B
Python
"""
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13. Adding hooks before/after saving and deleting
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To execute arbitrary code around ``save()`` and ``delete()``, just subclass
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the methods.
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"""
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from django.db import models
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class Person(models.Model):
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first_name = models.CharField(max_length=20)
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last_name = models.CharField(max_length=20)
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def __init__(self, *args, **kwargs):
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super(Person, self).__init__(*args, **kwargs)
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self.data = []
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def __unicode__(self):
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return u"%s %s" % (self.first_name, self.last_name)
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def save(self, *args, **kwargs):
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self.data.append("Before save")
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# Call the "real" save() method
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super(Person, self).save(*args, **kwargs)
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self.data.append("After save")
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def delete(self):
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self.data.append("Before deletion")
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# Call the "real" delete() method
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super(Person, self).delete()
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self.data.append("After deletion")
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