[Standards] Pub/Sub & RSS
stpeter at stpeter.im
Thu May 22 16:53:34 UTC 2008
On 05/21/2008 10:09 PM, Kelly S wrote:
> Thanks for the reply!
> I took a look at what your saying about NodeID and I understand a bit
> more clearly now. Wow the Pub/Sub spec is large!
Don't be afraid, it's just comprehensive. :)
> Anyways. I'm thinking of writing a service where users can
> "subscribe" to feeds off the web. A service will be monitoring all
> "feeds" and pulling the RSS/Atom/whatever off of the web and
> populating the Pub/Sub nodes in batch so users get notifications.
> So really the service will create the new node to represent the news
> feed if its not already found in the Pub/Sub query and then add it to
> its "queue" of feeds to poll.
> I'm not quite sure what XEP to use to allow a user to "request"
> pulling of a feed. I haven't figured that part out yet.
You can request the items in a feed by using this:
> I'm also not sure if I want to mix Atom nodes with RSS nodes etc. I
> could create 1 format to use for the "entry" and transform them to
> all match but for sites which add extra metadata to entries such as
> Digg with its DiggCount I would like to maintain that. That is the
> beauty of XML :)
But RSS isn't XML. :P
> That way Jabber clients who understand extensible items can display
> I like the idea of the NodeID being the feeds url because then this
> "polling" service can use the feeds URL easily as the SET after
> downloading content.
> Any suggestions / recommendations would be great to hear!Another item
> I am unclear about is as I am polling for news data, how can I easily
> check if an "entry" exists already? I'd rather not have to keep a
> cache somewhere of all the items I have created already.
> Although performance is going to suck if I have to check every entry
> before inserting. Is there a way to batch insert, and disallow
> duplicate entries based on *something* like entry title or something?
> It's nice to be back in Jabber land :) I'm back into the old mindset
> where I have a ZILLION ideas rushing into my head about all the crazy
> things I can do with these XEPs lol.
> Any help would be great!
> Thanks so much!
You might want to join this list for discussion:
"XMPP and Social Networking, Two Great Tastes That Taste Great Together!"
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