sg101: user_photos/forms.py annotate

Got the image resizing and uploading working. It needs a lot of work though. This commit is just to capture something that works.

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

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