Fixed deleting old threads when reaching limit

boards/models/post.py

@@ -99,7 +99,7 b' class PostManager(models.Manager):'
             thread.last_edit_time = timezone.now()
             thread.save()
 
-        post.delete()
+            post.delete()
 
     def delete_posts_by_ip(self, ip):
         """
@@ -153,7 +153,7 b' class PostManager(models.Manager):'
         # Maybe make some 'old' field in the model to indicate the thread
         # must not be shown and be able for replying.
 
-        threads = Thread.objects.all()
+        threads = self.get_threads()
         thread_count = threads.count()
 
         if thread_count > settings.MAX_THREAD_COUNT:
@@ -331,7 +331,7 b' class Thread(models.Model):'
         """
 
         if self.replies.count() > 0:
-            map(Post.objects.delete_post, self.replies.all())
+            self.replies.all().delete()
 
         self.delete()