sg101: user_photos/models.py annotate

In process work for #50. Started a user_photos application. Initial commit with model, form, and view. The view doesn't save the photo yet.

rev	line source
bgneal@695	1 """Models for the user_photos application."""
bgneal@695	2
bgneal@695	3 import datetime
bgneal@695	4
bgneal@695	5 from django.db import models
bgneal@695	6 from django.conf import settings
bgneal@695	7
bgneal@695	8
bgneal@695	9 class Photo(models.Model):
bgneal@695	10 """This model represents data about a user uploaded photo."""
bgneal@695	11 user = models.ForeignKey(settings.AUTH_USER_MODEL,
bgneal@695	12 related_name='uploaded_photos')
bgneal@695	13 upload_date = models.DateTimeField()
bgneal@695	14 url = models.URLField(max_length=200)
bgneal@695	15 thumb_url = models.URLField(max_length=200, blank=True)
bgneal@695	16
bgneal@695	17 def __unicode__(self):
bgneal@695	18 return u'Photo by {} on {}'.format(self.user.username,
bgneal@695	19 self.upload_date.strftime('%Y-%m-%d %H:%M:%S'))
bgneal@695	20
bgneal@695	21 def get_absolute_url(self):
bgneal@695	22 return self.url
bgneal@695	23
bgneal@695	24 def save(self, args, *kwargs):
bgneal@695	25 if not self.pk and not self.upload_date:
bgneal@695	26 self.upload_date = datetime.datetime.now()
bgneal@695	27 super(Photo, self).save(args, *kwargs)
bgneal@695	28

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