view gpp/forums/signals.py @ 271:4746df47a538

Follow on to last rev (r292) for #126. Missed updating a shoutbox template. Also the repoze.timeago package uses UTC time by default. Change this to local time for now until we decide to switch over to UTC for everything.
author Brian Neal <bgneal@gmail.com>
date Sun, 26 Sep 2010 17:42:00 +0000
parents 3a4bbf9c2cce
children d1b11096595b
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"""
Signal handlers for the forums application.
"""
from django.db.models.signals import post_save
from django.db.models.signals import post_delete

from forums.models import Topic, Post
from forums.views.subscriptions import notify_topic_subscribers


def on_topic_save(sender, **kwargs):
    if kwargs['created']:
        topic = kwargs['instance']
        topic.forum.topic_count_update()
        topic.forum.save()


def on_topic_delete(sender, **kwargs):
    topic = kwargs['instance']
    topic.forum.topic_count_update()
    topic.forum.save()


def on_post_save(sender, **kwargs):
    if kwargs['created']:
        post = kwargs['instance']

        # update the topic
        post.topic.post_count_update()
        post.topic.save()

        # update the forum
        post.topic.forum.post_count_update()
        post.topic.forum.save()

        # send out any email notifications
        notify_topic_subscribers(post)


def on_post_delete(sender, **kwargs):
    post = kwargs['instance']

    # update the topic
    post.topic.post_count_update()
    post.topic.save()

    # update the forum
    post.topic.forum.post_count_update()
    post.topic.forum.save()


post_save.connect(on_topic_save, sender=Topic, dispatch_uid='forums.signals')
post_delete.connect(on_topic_delete, sender=Topic, dispatch_uid='forums.signals')

post_save.connect(on_post_save, sender=Post, dispatch_uid='forums.signals')
post_delete.connect(on_post_delete, sender=Post, dispatch_uid='forums.signals')