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annotate gpp/forums/signals.py @ 334:6805d15cda13

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Adding a script I had to write on the fly to filter out posts from the posts csv file that had no parent topics. MyISAM let me get away with that, but InnoDB won't.
author Brian Neal <bgneal@gmail.com>
date Sat, 26 Feb 2011 01:28:22 +0000
parents 3a4bbf9c2cce
children d1b11096595b
rev   line source
bgneal@75 1 """
bgneal@75 2 Signal handlers for the forums application.
bgneal@75 3 """
bgneal@75 4 from django.db.models.signals import post_save
bgneal@75 5 from django.db.models.signals import post_delete
bgneal@181 6
bgneal@181 7 from forums.models import Topic, Post
bgneal@232 8 from forums.views.subscriptions import notify_topic_subscribers
bgneal@75 9
bgneal@75 10
bgneal@75 11 def on_topic_save(sender, **kwargs):
bgneal@75 12 if kwargs['created']:
bgneal@75 13 topic = kwargs['instance']
bgneal@75 14 topic.forum.topic_count_update()
bgneal@75 15 topic.forum.save()
bgneal@75 16
bgneal@75 17
bgneal@75 18 def on_topic_delete(sender, **kwargs):
bgneal@75 19 topic = kwargs['instance']
bgneal@75 20 topic.forum.topic_count_update()
bgneal@75 21 topic.forum.save()
bgneal@75 22
bgneal@75 23
bgneal@75 24 def on_post_save(sender, **kwargs):
bgneal@75 25 if kwargs['created']:
bgneal@75 26 post = kwargs['instance']
bgneal@75 27
bgneal@75 28 # update the topic
bgneal@75 29 post.topic.post_count_update()
bgneal@75 30 post.topic.save()
bgneal@75 31
bgneal@75 32 # update the forum
bgneal@75 33 post.topic.forum.post_count_update()
bgneal@75 34 post.topic.forum.save()
bgneal@75 35
bgneal@181 36 # send out any email notifications
bgneal@181 37 notify_topic_subscribers(post)
bgneal@181 38
bgneal@75 39
bgneal@75 40 def on_post_delete(sender, **kwargs):
bgneal@75 41 post = kwargs['instance']
bgneal@75 42
bgneal@75 43 # update the topic
bgneal@75 44 post.topic.post_count_update()
bgneal@75 45 post.topic.save()
bgneal@75 46
bgneal@75 47 # update the forum
bgneal@75 48 post.topic.forum.post_count_update()
bgneal@75 49 post.topic.forum.save()
bgneal@75 50
bgneal@75 51
bgneal@260 52 post_save.connect(on_topic_save, sender=Topic, dispatch_uid='forums.signals')
bgneal@260 53 post_delete.connect(on_topic_delete, sender=Topic, dispatch_uid='forums.signals')
bgneal@75 54
bgneal@260 55 post_save.connect(on_post_save, sender=Post, dispatch_uid='forums.signals')
bgneal@260 56 post_delete.connect(on_post_delete, sender=Post, dispatch_uid='forums.signals')