Mercurial > public > sg101
annotate potd/signals.py @ 905:be233ba7ca31
Reworked registration process.
Previous one proved too challenging for some humans.
Hopefully made it simpler but still unusual to confuse bots.
Increased test coverage also.
| author | Brian Neal <bgneal@gmail.com> |
|---|---|
| date | Sun, 08 Mar 2015 11:06:07 -0500 |
| parents | ee87ea74d46b |
| children |
| rev | line source |
|---|---|
| bgneal@532 | 1 """ |
| bgneal@532 | 2 Signal handlers for the potd application. |
| bgneal@532 | 3 |
| bgneal@532 | 4 """ |
| bgneal@532 | 5 from django.db.models.signals import post_save, post_delete |
| bgneal@532 | 6 |
| bgneal@532 | 7 from potd.models import Photo, Sequence |
| bgneal@532 | 8 |
| bgneal@532 | 9 |
| bgneal@532 | 10 def on_photo_save(sender, **kwargs): |
| bgneal@532 | 11 """ |
| bgneal@532 | 12 This function is executed when a Photo is saved. It inserts the photo into |
| bgneal@532 | 13 the current sequence. |
| bgneal@532 | 14 |
| bgneal@532 | 15 """ |
| bgneal@532 | 16 photo = kwargs['instance'] |
| bgneal@532 | 17 Sequence.objects.insert_photo(photo.pk) |
| bgneal@532 | 18 |
| bgneal@532 | 19 |
| bgneal@532 | 20 def on_photo_delete(sender, **kwargs): |
| bgneal@532 | 21 """ |
| bgneal@532 | 22 This function is executed when a Photo is deleted. It removes the photo from |
| bgneal@532 | 23 the current sequence of photos. |
| bgneal@532 | 24 |
| bgneal@532 | 25 """ |
| bgneal@532 | 26 photo = kwargs['instance'] |
| bgneal@532 | 27 Sequence.objects.remove_photo(photo.pk) |
| bgneal@532 | 28 |
| bgneal@532 | 29 |
| bgneal@532 | 30 post_save.connect(on_photo_save, sender=Photo, dispatch_uid='potd.signals') |
| bgneal@532 | 31 post_delete.connect(on_photo_delete, sender=Photo, dispatch_uid='potd.signals') |