Mercurial > public > sg101
view gpp/forums/attachments.py @ 479:32cec6cd8808
Refactor RateLimiter so that if Redis is not running, everything still runs normally (minus the rate limiting protection). My assumption that creating a Redis connection would throw an exception if Redis wasn't running was wrong. The exceptions actually occur when you issue a command. This is for #224.
author | Brian Neal <bgneal@gmail.com> |
---|---|
date | Sun, 25 Sep 2011 00:49:05 +0000 |
parents | 72fd300685d5 |
children |
line wrap: on
line source
""" This module contains a class for handling attachments on forum posts. """ from oembed.models import Oembed from forums.models import Attachment class AttachmentProcessor(object): """ This class is aggregated by various form classes to handle attachments on forum posts. New posts can receive attachments and edited posts can have their attachments replaced, augmented, or deleted. """ def __init__(self, ids): """ This class is constructed with a list of Oembed ids. We retrieve the actual Oembed objects associated with these keys for use in subsequent operations. """ # ensure all ids are integers self.pks = [] for pk in ids: try: pk = int(pk) except ValueError: continue self.pks.append(pk) self.embeds = [] if self.pks: self.embeds = Oembed.objects.in_bulk(self.pks) def save_attachments(self, post): """ Create and save attachments to the supplied post object. Any existing attachments on the post are removed first. """ post.attachments.clear() for n, pk in enumerate(self.pks): attachment = Attachment(post=post, embed=self.embeds[pk], order=n) attachment.save() def has_attachments(self): """ Return true if we have valid pending attachments. """ return len(self.embeds) > 0 def get_ids(self): """ Return the list of Oembed ids. """ return self.pks