Mercurial > public > sg101
annotate potd/signals.py @ 645:99f7917702ca
Fix 081a88b3bfc8, javascript resize of forum images.
Commit 081a88b3bfc8 broke those pages that loaded forums.js but did not load
the imagesLoaded jQuery extension. Now we have arranged it so that only the
forums topic view loads imagesLoaded and put the resizing javascript inline.
| author | Brian Neal <bgneal@gmail.com> |
|---|---|
| date | Mon, 11 Mar 2013 15:30:25 -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') |