//--------------------------------------------
	// Hard delete a thread.
	//--------------------------------------------
	
	function hardDelete()
	{
		//--------------------------------------------
		// Hard delete a thread.. (really delete it)
		//--------------------------------------------
		
		$finder = &$this->getFinder('threads');
		$finder->delete($this->getId());
		
		//--------------------------------------------
		// Delete all of this threads revisions.
		//--------------------------------------------
		
		$finder = &$this->getFinder('thread_revisions');
		$finder->deleteBy("thread_id", $this->getId());
		
		//--------------------------------------------
		// Delete all of this threads authors
		//--------------------------------------------
		
		$finder = &$this->getFinder('thread_users');
		$finder->deleteBy("thread_id", $this->getId());
		
		//--------------------------------------------
		// Delete all of this threads tags.
		//--------------------------------------------
		
		$finder = &$this->getFinder('thread_tags');
		$finder->deleteBy("thread_id", $this->getId());
		
		//--------------------------------------------
		// Delete all bookmark tags on this thread.
		//--------------------------------------------
		
		$finder = &$this->getFinder('thread_user_tags');
		$finder->deleteBy("thread_id", $this->getId());
		
		//--------------------------------------------
		// Delete all karma records relating to this thread.
		//--------------------------------------------
		
		$finder = &$this->getFinder('post_karma');
		$finder->deleteBy("thread_id", $this->getId());
		
		//--------------------------------------------
		// Delete all of the comments of this thread and
		// change the comment counts of the posters of
		// those comments.
		//--------------------------------------------
		
		$finder = &$this->getFinder('comments');
		$comments = &$finder->findAllBy("thread_id", $this->getId());
		
		$user_ids = array();
		$comment_ids = "";
		$user_ids_single = "";
		
		//--------------------------------------------
		// Loop through the comments, derive their id's
		// and the id's of their posters.
		//--------------------------------------------
		
		if($comments !== NULL)
		{
			while($comments->next())
			{
				$comment = &$comments->current();
			
				$comment_ids .= "'". $comment->getId() ."',";
				
				//--------------------------------------------
				// This user isn't a guest so let's make sure
				// that we will update their comment count.
				//--------------------------------------------
				
				if($comment->get('user_id') != K4_GUEST_ID)
				{
					if(!isset($user_ids[$comment->get('user_id')]))
					{
						$user_ids[$comment->get('user_id')] = 0;
					}
				
					$user_ids[$comment->get('user_id')]++;
				}
			}
			
			$comment_ids = substr_utf($comment_ids, 0, strlen_utf($comment_ids) - 1);
			
			//--------------------------------------------
			// Delete the comments.
			//--------------------------------------------
			
			$finder = &$this->getFinder('comments');
			$finder->deleteWhere("comment_id IN(". $comment_ids .")", array());
		}
		
		if(count($user_ids) > 0)
		{
			foreach($user_ids as $user_id => $num_comments)
			{
				if($num_comments == 1)
				{
					//--------------------------------------------
					// Add this user's id to the list of ids to be
					// mass updated.
					//--------------------------------------------
					
					$user_ids_single .= "'". $user_id ."',";
				}
				else
				{
					//--------------------------------------------
					// Update this users post count if s/he has
					// made > 1 comment in this thread.
					//--------------------------------------------
					
					$this->_dba->executeUpdate("UPDATE k4_users SET num_comments=num_comments-{$num_comments} WHERE user_id=?", array($user_id));
				}
			}
			
			//--------------------------------------------
			// Update multiple users post counts.
			//--------------------------------------------
			
			if($user_ids_single != "")
			{
				$user_ids_single = substr_utf($user_ids_single, 0, strlen_utf($user_ids_single) - 1);
				
				$this->_dba->executeUpdate("UPDATE k4_users SET num_comments=num_comments-1 WHERE user_id IN({$user_ids_single})", array());
			}
		}
		
		//--------------------------------------------
		// Update the posters thread count.
		//--------------------------------------------
		
		if($this->get('user_id') != K4_GUEST_ID)
		{
			$finder = &$this->getFinder('users');
			$user = &$finder->find($this->get('user_id'));
			
			$user->set('thread_count', $user->get('thread_count')-1);
		}
		
		//--------------------------------------------
		// This thread is NOT coming back :P
		//--------------------------------------------
		
		return TRUE;
	}