sg101: user_photos/forms.py annotate

Merge private messages fix with current development of S3 photo upload.

rev	line source
bgneal@695	1 """Forms for the user_photos application."""
bgneal@695	2 from django import forms
bgneal@697	3 from django.conf import settings
bgneal@695	4
bgneal@696	5 from user_photos.models import Photo
bgneal@696	6 from user_photos.images import process_file
bgneal@697	7 from user_photos.s3 import S3Bucket
bgneal@696	8
bgneal@695	9
bgneal@695	10 class UploadForm(forms.Form):
bgneal@695	11 image_file = forms.ImageField()
bgneal@696	12
bgneal@696	13 def __init__(self, args, *kwargs):
bgneal@696	14 self.user = kwargs.pop('user')
bgneal@696	15 super(UploadForm, self).__init__(args, *kwargs)
bgneal@696	16
bgneal@696	17 def save(self):
bgneal@696	18 """Processes the image and creates a new Photo object, which is saved to
bgneal@696	19 the database. The new Photo instance is returned.
bgneal@696	20
bgneal@696	21 This function should only be called if is_valid() returns True.
bgneal@696	22
bgneal@696	23 """
bgneal@697	24 bucket = S3Bucket(settings.USER_PHOTOS_ACCESS_KEY,
bgneal@697	25 settings.USER_PHOTOS_SECRET_KEY,
bgneal@697	26 settings.USER_PHOTOS_BUCKET)
bgneal@697	27 url, thumb_url = process_file(self.cleaned_data['image_file'],
bgneal@697	28 self.user,
bgneal@697	29 bucket)
bgneal@696	30 photo = Photo(user=self.user, url=url, thumb_url=thumb_url)
bgneal@696	31 photo.save()
bgneal@696	32 return photo

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