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Issue 15 attachment: django-forum-deletebug.r16.patch (4.4 KB)

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Index: models.py
===================================================================
--- models.py (revision 16)
+++ models.py (working copy)
@@ -26,8 +26,21 @@
description = models.TextField()
threads = models.IntegerField(default=0)
posts = models.IntegerField(default=0)
- forum_latest_post = models.ForeignKey('Post', blank=True, null=True, related_name='forum_latest_post')
+ #forum_latest_post = models.ForeignKey('Post', blank=True, null=True, related_name='forum_latest_post')

+ def _get_forum_latest_post(self):
+ """This gets the latest post for the forum"""
+ if not hasattr(self, '__forum_latest_post'):
+ try:
+ self.__forum_latest_post = Post.objects\
+ .filter(thread__forum__pk=self.id).latest("time")
+ except Post.DoesNotExist:
+ self.__forum_latest_post = None
+
+ return self.__forum_latest_post
+
+ forum_latest_post = property(_get_forum_latest_post)
+
def _recurse_for_parents_slug(self, forum_obj):
#This is used for the urls
p_list = []
@@ -142,17 +155,40 @@
closed = models.BooleanField(blank=True, null=True)
posts = models.IntegerField(default=0)
views = models.IntegerField(default=0)
- thread_latest_post = models.ForeignKey('Post', blank=True, null=True, related_name='thread_latest_post')
+ latest_post_time = models.DateTimeField(blank=True, null=True)

+ #thread_latest_post = models.ForeignKey('Post', blank=True, null=True, related_name='thread_latest_post')
+
+ def _get_thread_latest_post(self):
+ """This gets the latest post for the thread"""
+ if not hasattr(self, '__thread_latest_post'):
+ try:
+ self.__thread_latest_post = Post.objects\
+ .filter(thread__pk=self.id).latest("time")
+ except Post.DoesNotExist:
+ self.__thread_latest_post = None
+
+ return self.__thread_latest_post
+
+ thread_latest_post = property(_get_thread_latest_post)
+
class Meta:
- ordering = ('-sticky', '-thread_latest_post')
+ ordering = ('-sticky', '-latest_post_time')

def save(self):
- if not self.id:
- f = Forum.objects.get(id=self.forum.id)
- f.threads += 1
- f.save()
+ f = Forum.objects.get(id=self.forum.id)
+ f.threads = Thread.objects.filter(forum__pk=f.id).count()
+ f.save()
super(Thread, self).save()
+
+ def delete(self):
+ super(Thread, self).delete()
+
+ f = Forum.objects.get(id=self.forum.id)
+ f.posts = Post.objects.filter(thread__forum__pk=f.id).count()
+ f.threads = Thread.objects.filter(forum__pk=f.id).count()
+ f.save()
+

def get_absolute_url(self):
return '%s/thread/%s/' % (settings.FORUM_BASE, self.id)
@@ -178,20 +214,38 @@
if not self.id:
self.time = datetime.datetime.now()
new_post = True
-
super(Post, self).save()
+
+ t = Thread.objects.get(id=self.thread.id)
+ t.latest_post_time = t.post_set.latest('time').time
+ t.posts = t.post_set.count()
+ t.save()

- if new_post:
- t = Thread.objects.get(id=self.thread.id)
- t.thread_latest_post_id = self.id
- t.posts += 1
- t.save()
+ f = Forum.objects.get(id=self.thread.forum.id)
+ f.posts = Post.objects.filter(thread__forum__pk=f.id).count()
+ f.threads = Thread.objects.filter(forum__pk=f.id).count()
+ f.save()

- f = Forum.objects.get(id=self.thread.forum.id)
- f.forum_latest_post_id = self.id
- f.posts += 1
- f.save()
+ def delete(self):
+ try:
+ latest_post = Post.objects.exclude(pk=self.id).latest('time')
+ latest_post_time = latest_post.time
+ except Post.DoesNotExist:
+ latest_post_time = None
+
+ t = Thread.objects.get(id=self.thread.id)
+ t.posts = Post.objects.filter(thread__pk=t.id)\
+ .exclude(pk=self.id).count()
+ t.latest_post_time = latest_post_time
+ t.save()

+ f = Forum.objects.get(id=self.thread.forum.id)
+ f.posts = Post.objects.filter(thread__forum__pk=f.id)\
+ .exclude(pk=self.id).count()
+ f.save()
+
+ super(Post, self).delete()
+
class Meta:
ordering = ('-time',)

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